Insider Trading › PRLB › Insiders
Proto Labs Inc
PRLB·NYSE·
United States·Insider activity
United States·Insider activity$97.28
-1.40 (-1.42%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
PRLB
Insider purchases and sales on the price
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
PRLBS&P 500 (rebased)
Insider BuyInsider SellForm 144 · planned sale
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
In the last 180 days, PRLB insiders filed 0 purchases ($0) and 11 sales ($2.7M) on the open market, by 3 insiders. Newest filing Sep 25, 2026 (12 days ago).
Net Insider Buying by Quarter
Shares bought (+) or sold (−) on the open market by PRLB insiders · Form 4 · last two years
On Record
$0Purchases · 180 days
$2.7MSales · 180 days
322Open-market transactions on record
3Insiders filing · 180 days
Purchases (code P) and sales (code S) of PRLB common stock reported on Form 4, with Form 5 annual catch-ups. Grants, option exercises, gifts and tax withholding are not shown. Dollars are shares × the stated price; a price outside anything the stock traded at that day is withheld (n/c).
Insider Transactions
322 on record · newest trade first · the newest 300 shown
AllPurchasesSalesOfficers & directors
| Insider | Type | Shares | Price | Value | Held after | Traded | Filed | |
|---|---|---|---|---|---|---|---|---|
| Schumacher DanielChief Financial Officer | Sale | −5,000 | $95.32 | $477K | 35.0Kdirect | Sep 24, 2026 | Sep 25, 2026 | Form 4 ↗ |
| Schumacher DanielChief Financial Officer | Sale | −4,900 | $85.21 | $418K | 40.0Kdirect | Sep 17, 2026 | Sep 18, 2026 | Form 4 ↗ |
| Schumacher DanielChief Financial Officer | Sale | −100 | $85.00 | $9K | 44.9Kdirect | Sep 16, 2026 | Sep 18, 2026 | Form 4 ↗ |
| WEHRWEIN SVENDirector | Sale | −500 | $78.38 | $39K | 32.5Kdirect | Jun 2, 2026 | Jun 4, 2026 | Form 4 ↗ |
| WEHRWEIN SVENDirector | Sale | −1,500 | $76.91 | $115K | 33.0Kdirect | Jun 2, 2026 | Jun 4, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −6,643 | $70.30 | $467K | 18.7Kdirect | May 12, 2026 | May 13, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −3,576 | $69.78 | $250K | 25.3Kdirect | May 12, 2026 | May 13, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −4,198 | $68.70 | $288K | 28.9Kdirect | May 12, 2026 | May 13, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −1,613 | $67.58 | $109K | 33.1Kdirect | May 12, 2026 | May 13, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −7,433 | $70.26 | $522K | 27.2Kdirect | May 11, 2026 | May 13, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −200 | $70.00 | $14K | 27.2Kdirect | May 7, 2026 | May 8, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −5,000 | $66.46 | $332K | 25.3Kdirect | Feb 17, 2026 | Feb 18, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −2,500 | $60.00 | $150K | 34.5Kdirect | Feb 6, 2026 | Feb 9, 2026 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale Amended | −3,048 | $50.17 | $153K | 28.9Kdirect | Nov 25, 2025 | Dec 3, 2025 | Form 4 ↗ |
| Kenison Michael R.Chief Operations Officer | Sale | −3,048 | $50.17 | $153K | 28.9Kdirect | Nov 25, 2025 | Nov 26, 2025 | Form 4 ↗ |
| Gawlick RainerDirector | Purchase | +1,715 | $43.79 | $75K | 43.9Kdirect | Aug 5, 2025 | Aug 7, 2025 | Form 4 ↗ |
| Krishna SureshPresident and CEO · Director | Purchase | +1,725 | $43.51 | $75K | 18.0Kdirect | Aug 4, 2025 | Aug 6, 2025 | Form 4 ↗ |
| Bodor RobertPresident and CEO | Purchase | +3,480 | $28.68 | $100K | 80.9Kdirect | Sep 6, 2024 | Sep 9, 2024 | Form 4 ↗ |
| Bodor RobertPresident and CEO | Purchase | +3,138 | $47.87 | $150K | 24.7Kdirect | Dec 3, 2021 | Dec 6, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Purchase | +10.0K | $49.21 | $492K | 30.6Kdirect | Dec 1, 2021 | Dec 1, 2021 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,000 | $151.19 | $151K | 12.6Kdirect | Mar 1, 2021 | Mar 3, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −2,000 | $196.26 | $393K | 17.9Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −700 | $186.82 | $131K | 19.9Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −2,100 | $185.66 | $390K | 20.6Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −1,500 | $184.85 | $277K | 22.7Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −900 | $183.69 | $165K | 24.2Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −1,100 | $182.81 | $201K | 25.1Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −802 | $181.09 | $145K | 26.2Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −1,258 | $189.28 | $238K | 58.5Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −9,540 | $188.53 | $1.8M | 59.7Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −8,112 | $187.66 | $1.5M | 69.3Kdirect | Feb 16, 2021 | Feb 18, 2021 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −2,000 | $160.00 | $320K | 24.3Kdirect | Dec 18, 2020 | Dec 22, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −800 | $161.14 | $129K | 58.5Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −400 | $159.19 | $64K | 59.3Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −1,200 | $157.81 | $189K | 59.7Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −2,330 | $156.60 | $365K | 60.9Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −3,158 | $155.50 | $491K | 63.2Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −3,219 | $154.45 | $497K | 66.3Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −2,617 | $153.69 | $402K | 69.6Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −4,266 | $152.43 | $650K | 72.2Kdirect | Sep 3, 2020 | Sep 8, 2020 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,000 | $132.75 | $133K | 13.6Kdirect | Aug 24, 2020 | Aug 26, 2020 | Form 4 ↗ |
| WEHRWEIN SVENDirector | Sale | −762 | $131.00 | $100K | 14.4Kdirect | Aug 12, 2020 | Aug 12, 2020 | Form 4 ↗ |
| WEHRWEIN SVENDirector | Sale | −4,000 | $130.05 | $520K | 14.4Kdirect | Aug 11, 2020 | Aug 12, 2020 | Form 4 ↗ |
| WAY JOHNChief Financial Officer | Sale | −200 | $133.66 | $27K | 31.1Kdirect | Aug 6, 2020 | Aug 10, 2020 | Form 4 ↗ |
| WAY JOHNChief Financial Officer | Sale | −2,050 | $132.53 | $272K | 31.4Kdirect | Aug 6, 2020 | Aug 10, 2020 | Form 4 ↗ |
| WAY JOHNChief Financial Officer | Sale | −13.7K | $131.44 | $1.8M | 33.4Kdirect | Aug 6, 2020 | Aug 10, 2020 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −1,988 | $115.07 | $229K | 19.9Kdirect | May 18, 2020 | May 20, 2020 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −3,773 | $109.00 | $411K | 15.2Kdirect | Apr 30, 2020 | May 4, 2020 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −3,118 | $107.00 | $334K | 19.0Kdirect | Apr 30, 2020 | May 4, 2020 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −2,790 | $101.85 | $284K | 22.1Kdirect | Apr 30, 2020 | May 4, 2020 | Form 4 ↗ |
| WAY JOHNChief Financial Officer | Sale | −4,644 | $160.14 | $744K | 25.5Kdirect | Sep 24, 2018 | Sep 26, 2018 | Form 4 ↗ |
| WAY JOHNChief Financial Officer | Sale | −3,356 | $157.66 | $529K | 30.1Kdirect | Sep 24, 2018 | Sep 26, 2018 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,113 | $162.95 | $181K | 12.1Kdirect | Sep 14, 2018 | Sep 18, 2018 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Sale | −3,474 | $154.81 | $538K | 16.5Kdirect | Sep 4, 2018 | Sep 11, 2018 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −4,435 | $150.20 | $666K | 19.8Kdirect | Aug 30, 2018 | Sep 4, 2018 | Form 4 ↗ |
| WAY JOHNChief Financial Officer | Sale | −1,486 | $146.25 | $217K | 25.5Kdirect | Aug 24, 2018 | Aug 28, 2018 | Form 4 ↗ |
| WAY JOHNChief Financial Officer | Sale | −2,426 | $145.51 | $353K | 27.0Kdirect | Aug 24, 2018 | Aug 28, 2018 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −3,000 | $145.00 | $435K | 19.8Kdirect | Aug 23, 2018 | Aug 27, 2018 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −2,997 | $135.10 | $405K | 19.8Kdirect | Jun 15, 2018 | Jun 19, 2018 | Form 4 ↗ |
| Goodman John BDirector | Sale | −400 | $130.85 | $52K | 12.1Kdirect | Jun 14, 2018 | Jun 18, 2018 | Form 4 ↗ |
| Goodman John BDirector | Sale | −713 | $131.86 | $94K | 12.5Kdirect | Jun 14, 2018 | Jun 18, 2018 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −3,000 | $130.00 | $390K | 19.8Kdirect | Jun 12, 2018 | Jun 14, 2018 | Form 4 ↗ |
| WEHRWEIN SVENDirector | Sale | −1,000 | $125.00 | $125K | 11.9Kdirect | May 30, 2018 | Jun 1, 2018 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,114 | $122.71 | $137K | 10.5Kdirect | Mar 14, 2018 | Mar 16, 2018 | Form 4 ↗ |
| WEHRWEIN SVENDirector | Sale | −2,000 | $107.00 | $214K | 11.8Kdirect | Feb 14, 2018 | Feb 16, 2018 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −1,891 | $106.00 | $200K | 19.8Kdirect | Feb 13, 2018 | Feb 14, 2018 | Form 4 ↗ |
| Goodman John BDirector | Sale | −2,715 | $106.79 | $290K | 10.5Kdirect | Feb 12, 2018 | Feb 14, 2018 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −500 | $102.75 | $51K | 10.4Kdirect | Jan 2, 2018 | Jan 4, 2018 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −4,000 | $94.79 | $379K | 16.6Kdirect | Dec 11, 2017 | Dec 13, 2017 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale Amended | −13.6K | $92.07 | $1.2M | 13.8Kdirect | Nov 22, 2017 | Nov 30, 2017 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −13.6K | $92.07 | $1.2M | 1,873direct | Nov 22, 2017 | Nov 27, 2017 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −1,500 | $90.31 | $135K | 5,425direct | Nov 21, 2017 | Nov 21, 2017 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −1,891 | $85.90 | $162K | 16.6Kdirect | Oct 26, 2017 | Nov 3, 2017 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −4,000 | $80.00 | $320K | 16.6Kdirect | Sep 29, 2017 | Nov 3, 2017 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −741 | $73.84 | $55K | 16.6Kdirect | Jul 27, 2017 | Jul 31, 2017 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −3,259 | $72.02 | $235K | 16.6Kdirect | Jul 19, 2017 | Jul 21, 2017 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −4,000 | $66.01 | $264K | 16.6Kdirect | Jun 8, 2017 | Jun 12, 2017 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −833 | $64.05 | $53K | 5,425direct | May 22, 2017 | May 22, 2017 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale Amended | −11.9K | $61.72 | $734K | 16.2Kdirect | May 8, 2017 | Nov 30, 2017 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −11.9K | $61.72 | $734K | 4,299direct | May 8, 2017 | May 10, 2017 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Sale | −2,025 | $56.80 | $115K | 42.0Kdirect | Feb 15, 2017 | Feb 15, 2017 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −862 | $56.78 | $49K | 16.2Kdirect | Feb 15, 2017 | Feb 15, 2017 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Purchase | +1,900 | $53.20 | $101K | 31.2Kdirect | Sep 1, 2016 | Sep 6, 2016 | Form 4 ↗ |
| Baker Arthur R. IIIChief Technology Officer | Purchase | +3,000 | $55.00 | $165K | 7,105direct | Sep 1, 2016 | Sep 6, 2016 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −357 | $61.20 | $22K | 3,007direct | May 19, 2016 | May 23, 2016 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −4,000 | $80.00 | $320K | 3,364direct | Apr 14, 2016 | Apr 18, 2016 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −19.8K | $77.66 | $1.5M | 10.8Kdirect | Apr 4, 2016 | Apr 6, 2016 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −6,494 | $78.10 | $507K | 10.6Kdirect | Mar 31, 2016 | Apr 4, 2016 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −1,848 | $78.00 | $144K | 17.1Kdirect | Mar 31, 2016 | Apr 4, 2016 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −12.7K | $77.13 | $976K | 19.0Kdirect | Mar 31, 2016 | Apr 4, 2016 | Form 4 ↗ |
| KRANTZ DONALD GExecutive VP and Tech. Officer | Sale | −26.2K | $75.11 | $2.0M | 14.1Kdirect | Mar 14, 2016 | Mar 16, 2016 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,000 | $73.56 | $74K | 7,263direct | Mar 7, 2016 | Mar 9, 2016 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −313 | $63.52 | $20K | 10.8Kdirect | Feb 17, 2016 | Feb 19, 2016 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −410 | $63.94 | $26K | 10.6Kdirect | Feb 17, 2016 | Feb 19, 2016 | Form 4 ↗ |
| Goodman John BDirector | Sale | −100 | $67.00 | $7K | 7,263direct | Oct 1, 2015 | Oct 5, 2015 | Form 4 ↗ |
| Goodman John BDirector | Sale | −400 | $65.78 | $26K | 7,363direct | Oct 1, 2015 | Oct 5, 2015 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −400 | $74.71 | $30K | 6,717direct | Aug 17, 2015 | Aug 18, 2015 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −9,000 | $73.79 | $664K | 7,117direct | Aug 14, 2015 | Aug 18, 2015 | Form 4 ↗ |
| LUKIS LAWRENCE JDirector | Sale | −500.0K | $70.50 | $35.3M | 2.1Mdirect | Aug 4, 2015 | Aug 5, 2015 | Form 4 ↗ |
| KRANTZ DONALD GExecutive VP and Tech. Officer | Sale | −566 | $79.55 | $45K | 7,090direct | Jul 24, 2015 | Jul 28, 2015 | Form 4 ↗ |
| KRANTZ DONALD GExecutive VP and Tech. Officer | Sale | −25.4K | $79.10 | $2.0M | 7,656direct | Jul 24, 2015 | Jul 28, 2015 | Form 4 ↗ |
| KRANTZ DONALD GExecutive VP and Tech. Officer | Sale | −4,067 | $77.87 | $317K | 33.0Kdirect | Jul 24, 2015 | Jul 28, 2015 | Form 4 ↗ |
| KRANTZ DONALD GExecutive VP and Tech. Officer | Sale | −21.7K | $76.73 | $1.7M | 37.1Kdirect | Jul 24, 2015 | Jul 28, 2015 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −10.0K | $76.51 | $765K | 6,729direct | Jul 23, 2015 | Jul 27, 2015 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −10.0K | $74.55 | $746K | 16.7Kdirect | Jul 23, 2015 | Jul 27, 2015 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −1,154 | $73.67 | $85K | 26.7Kdirect | Jul 23, 2015 | Jul 27, 2015 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −8,846 | $73.12 | $647K | 27.9Kdirect | Jul 23, 2015 | Jul 27, 2015 | Form 4 ↗ |
| Goodman John BDirector | Sale | −500 | $67.50 | $34K | 7,763direct | Jul 1, 2015 | Jul 1, 2015 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −399 | $69.75 | $28K | 3,364direct | May 21, 2015 | May 22, 2015 | Form 4 ↗ |
| KRANTZ DONALD GExecutive VP and Tech. Officer | Sale | −1,195 | $79.00 | $94K | 6,090direct | Apr 16, 2015 | Apr 20, 2015 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −2,000 | $77.80 | $156K | 6,729direct | Apr 15, 2015 | Apr 17, 2015 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −9,000 | $75.01 | $675K | 4,221direct | Apr 13, 2015 | Apr 14, 2015 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −12.0K | $75.12 | $901K | 4,221direct | Apr 10, 2015 | Apr 14, 2015 | Form 4 ↗ |
| Goodman John BDirector | Sale | −500 | $69.76 | $35K | 7,048direct | Apr 1, 2015 | Apr 1, 2015 | Form 4 ↗ |
| Goodman John BDirector | Sale | −500 | $69.40 | $35K | 7,048direct | Mar 19, 2015 | Mar 20, 2015 | Form 4 ↗ |
| Schneider Jacqueline D.Vice President Global Sales | Sale | −151 | $73.65 | $11K | 6,729direct | Feb 18, 2015 | Feb 19, 2015 | Form 4 ↗ |
| Tumelty John B.VP/GM & Managing Director-EMEA | Sale | −364 | $71.67 | $26K | 4,221direct | Feb 13, 2015 | Feb 17, 2015 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,000 | $70.20 | $70K | 7,048direct | Oct 3, 2014 | Oct 7, 2014 | Form 4 ↗ |
| Goodman John BDirector | Sale | −800 | $68.84 | $55K | 7,048direct | Oct 1, 2014 | Oct 2, 2014 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,200 | $68.03 | $82K | 7,848direct | Oct 1, 2014 | Oct 2, 2014 | Form 4 ↗ |
| JUDD JOHN RCFO & Principal Accounting Off | Sale | −45.7K | $81.06 | $3.7M | 2,230direct | Jul 31, 2014 | Aug 1, 2014 | Form 4 ↗ |
| JUDD JOHN RCFO & Principal Accounting Off | Sale | −29.3K | $80.51 | $2.4M | 47.9Kdirect | Jul 31, 2014 | Aug 1, 2014 | Form 4 ↗ |
| Bodor RobertVP/General Manager-Americas | Sale | −155 | $82.58 | $13K | 4,685direct | Jul 28, 2014 | Feb 26, 2015 | Form 4 ↗ |
| Goodman John BDirector | Sale | −3,000 | $82.91 | $249K | 7,048direct | Jul 1, 2014 | Jul 1, 2014 | Form 4 ↗ |
| Schneider Jacqueline D.VP of Sales & Customer Service | Sale | −14.0K | $88.98 | $1.2M | 4,270direct | Jul 1, 2014 | Jul 1, 2014 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −1,000 | $80.42 | $80K | 3,048direct | Jun 26, 2014 | Jun 30, 2014 | Form 4 ↗ |
| Smith Brian KDirector | Purchase | +1,600 | $63.09 | $101K | 2,398direct | May 20, 2014 | Mar 24, 2015 | Form 4 ↗ |
| Goodman John BDirector | Sale | −1,000 | $70.18 | $70K | 6,250direct | Apr 2, 2014 | Apr 2, 2014 | Form 4 ↗ |
| Goodman John BDirector | Sale | −2,000 | $67.98 | $136K | 6,250direct | Apr 1, 2014 | Apr 2, 2014 | Form 4 ↗ |
| LUKIS LAWRENCE JDirector · 10% owner | Sale | −1.0M | n/c | — | 2.8Mdirect | Feb 19, 2014 | Feb 20, 2014 | Form 4 ↗ |
| HOLT VICTORIA MPresident and CEO · Director | Purchase | +3,200 | $78.64 | $252K | 3,200direct | Feb 13, 2014 | Feb 18, 2014 | Form 4 ↗ |
| Bodor RobertChief Technology Officer | Sale | −424 | $81.04 | $34K | 0direct | Feb 7, 2014 | Feb 10, 2014 | Form 4 ↗ |
| Bodor RobertChief Technology Officer | Sale | −3,576 | $80.29 | $287K | 424direct | Feb 7, 2014 | Feb 10, 2014 | Form 4 ↗ |
| Goodman John BDirector | Sale | −452 | $73.61 | $33K | 6,250direct | Jan 6, 2014 | Apr 2, 2014 | Form 4 ↗ |
| Goodman John BDirector | Sale | −3,310 | $73.05 | $242K | 6,702direct | Jan 6, 2014 | Apr 2, 2014 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −451 | $73.61 | $33K | 0direct | Jan 6, 2014 | Jan 8, 2014 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −4,013 | $72.95 | $293K | 451direct | Jan 6, 2014 | Jan 8, 2014 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −1,750 | $77.00 | $135K | 0direct | Nov 21, 2013 | Nov 21, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −2,000 | $88.90 | $178K | 1,250direct | Nov 12, 2013 | Nov 12, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −7,096 | $83.57 | $593K | 64.2Kindirect | Nov 8, 2013 | Nov 12, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −21.1K | $82.68 | $1.7M | 71.3Kindirect | Nov 8, 2013 | Nov 12, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −7,709 | $81.45 | $628K | 92.4Kindirect | Nov 8, 2013 | Nov 12, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −12.6K | $80.46 | $1.0M | 100.2Kindirect | Nov 8, 2013 | Nov 12, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,648 | $79.39 | $369K | 112.7Kindirect | Nov 8, 2013 | Nov 12, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −2,903 | $84.65 | $246K | 117.4Kindirect | Nov 7, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −3,056 | $83.35 | $255K | 120.3Kindirect | Nov 7, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −5,898 | $82.24 | $485K | 123.3Kindirect | Nov 7, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −10.9K | $81.01 | $880K | 129.2Kindirect | Nov 7, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −25.1K | $80.32 | $2.0M | 140.1Kindirect | Nov 7, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −38.0K | $79.00 | $3.0M | 165.2Kindirect | Nov 7, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −1,831 | $87.32 | $160K | 203.3Kindirect | Nov 6, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −14.4K | $85.86 | $1.2M | 205.1Kindirect | Nov 6, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −12.6K | $85.51 | $1.1M | 219.5Kindirect | Nov 6, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −19.8K | $84.01 | $1.7M | 232.1Kindirect | Nov 6, 2013 | Nov 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −12.3K | $86.83 | $1.1M | 251.9Kindirect | Nov 5, 2013 | Nov 6, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −28.2K | $85.81 | $2.4M | 264.2Kindirect | Nov 5, 2013 | Nov 6, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −1,079 | $87.34 | $94K | 292.4Kindirect | Nov 4, 2013 | Nov 6, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −35.0K | $86.57 | $3.0M | 293.5Kindirect | Nov 4, 2013 | Nov 6, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −14.7K | $85.68 | $1.3M | 328.5Kindirect | Nov 4, 2013 | Nov 6, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −2,000 | $84.56 | $169K | 343.2Kindirect | Nov 4, 2013 | Nov 6, 2013 | Form 4 ↗ |
| Goodman John BDirector | Sale | −2,000 | $83.88 | $168K | 6,250direct | Nov 1, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −10.0K | $80.00 | $800K | 0direct | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −2,405 | $78.87 | $190K | 10.0Kdirect | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −10.7K | $78.07 | $837K | 12.4Kdirect | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −4,076 | $76.89 | $313K | 23.1Kdirect | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −7,693 | $75.90 | $584K | 27.2Kdirect | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −5,716 | $74.83 | $428K | 34.9Kdirect | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −2,687 | $73.43 | $197K | 40.6Kdirect | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −6,698 | $74.48 | $499K | 43.3Kdirect | Oct 31, 2013 | Nov 1, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −2,000 | $83.90 | $168K | 1,250direct | Oct 21, 2013 | Oct 21, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −1,750 | $83.09 | $145K | 0direct | Oct 21, 2013 | Oct 21, 2013 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −17.5K | $77.71 | $1.4M | 2,250direct | Sep 23, 2013 | Sep 24, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −1,750 | $78.00 | $137K | 0direct | Sep 23, 2013 | Sep 24, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −2,000 | $78.92 | $158K | 1,250direct | Sep 23, 2013 | Sep 24, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale Amended | −8,524 | $75.47 | $643K | 0indirect | Sep 10, 2013 | Sep 26, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale Amended | −20.7K | $74.07 | $1.5M | 8,524indirect | Sep 10, 2013 | Sep 26, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −8,524 | $75.47 | $643K | 5,000indirect | Sep 10, 2013 | Sep 11, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −20.7K | $74.07 | $1.5M | 13.5Kindirect | Sep 10, 2013 | Sep 11, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale Amended | −7,702 | $75.03 | $578K | 29.2Kindirect | Sep 9, 2013 | Sep 26, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale Amended | −12.5K | $73.60 | $918K | 82.5Kindirect | Sep 9, 2013 | Sep 26, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −2,000 | $73.90 | $148K | 1,250direct | Sep 9, 2013 | Sep 11, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −7,702 | $75.03 | $578K | 34.2Kindirect | Sep 9, 2013 | Sep 11, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −45.6K | $74.25 | $3.4M | 41.9Kindirect | Sep 9, 2013 | Sep 11, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −12.5K | $73.60 | $918K | 87.5Kindirect | Sep 9, 2013 | Sep 11, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −10.2K | $74.85 | $762K | 0direct | Sep 4, 2013 | Sep 5, 2013 | Form 4 ↗ |
| LOFTUS MARGARET ADirector | Sale | −10.0K | $71.97 | $720K | 61.3Kdirect | Sep 3, 2013 | Sep 4, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −1,750 | $68.43 | $120K | 0direct | Aug 21, 2013 | Aug 23, 2013 | Form 4 ↗ |
| LUKIS LAWRENCE JDirector · 10% owner | Sale | −1.0M | $65.57 | $65.6M | 4.1Mdirect | Aug 5, 2013 | Aug 7, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −40.0K | $68.48 | $2.7M | 10.2Kdirect | Aug 5, 2013 | Aug 7, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −100 | $65.44 | $7K | 0direct | Aug 1, 2013 | Aug 5, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −5,853 | $64.70 | $379K | 100direct | Aug 1, 2013 | Aug 5, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −37.4K | $63.77 | $2.4M | 5,953direct | Aug 1, 2013 | Aug 5, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −6,600 | $62.94 | $415K | 43.4Kdirect | Aug 1, 2013 | Aug 5, 2013 | Form 4 ↗ |
| Goodman John BDirector | Sale | −2,000 | $63.79 | $128K | 6,250direct | Aug 1, 2013 | Aug 1, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −1,750 | $64.00 | $112K | 0direct | Jul 22, 2013 | Jul 24, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −2,491 | $65.42 | $163K | 0direct | Jul 8, 2013 | Jul 10, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −8,009 | $64.47 | $516K | 2,491direct | Jul 8, 2013 | Jul 10, 2013 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −2,000 | $65.80 | $132K | 2,250direct | Jul 1, 2013 | Jul 1, 2013 | Form 4 ↗ |
| LOFTUS MARGARET ADirector | Sale | −10.0K | $53.83 | $538K | 71.3Kdirect | May 30, 2013 | May 31, 2013 | Form 4 ↗ |
| Gawlick RainerDirector | Sale | −2,000 | $53.40 | $107K | 4,250direct | May 29, 2013 | May 31, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −7,000 | $57.80 | $405K | 1,250direct | May 10, 2013 | May 13, 2013 | Form 4 ↗ |
| Bolton Edward E.Vice President, Culture | Sale | −905 | $54.80 | $50K | 900direct | May 9, 2013 | May 13, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −30.0K | $55.17 | $1.7M | 50.2Kdirect | May 3, 2013 | May 7, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −14.0K | $51.12 | $716K | 80.2Kdirect | May 2, 2013 | May 2, 2013 | Form 4 ↗ |
| Goodman John BDirector | Sale | −2,000 | $50.60 | $101K | 6,250direct | May 1, 2013 | May 2, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale Amended | −5,000 | $50.52 | $253K | 95.0Kindirect | Apr 30, 2013 | Sep 26, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −6,461 | $51.02 | $330K | 94.3Kdirect | Apr 30, 2013 | May 2, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −43.5K | $50.22 | $2.2M | 100.7Kdirect | Apr 30, 2013 | May 2, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −5,000 | $50.52 | $253K | 95.0Kindirect | Apr 30, 2013 | May 2, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −12.3K | $51.22 | $633K | 1,250direct | Apr 10, 2013 | Apr 12, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −29.6K | $50.28 | $1.5M | 13.6Kdirect | Apr 10, 2013 | Apr 12, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −5,282 | $49.30 | $260K | 345.2Kindirect | Apr 1, 2013 | Apr 3, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −14.7K | $48.72 | $717K | 350.5Kindirect | Apr 1, 2013 | Apr 3, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −200.0K | $45.82 | $9.2M | 365.2Kindirect | Mar 20, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −22.9K | $45.88 | $1.1M | 565.2Kindirect | Mar 20, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −19.5K | $45.88 | $895K | 0indirect | Mar 20, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −19.5K | $45.88 | $895K | 0indirect | Mar 20, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −25.2K | $46.94 | $1.2M | 588.1Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −21.5K | $46.94 | $1.0M | 19.5Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −21.5K | $46.94 | $1.0M | 19.5Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −61.6K | $45.51 | $2.8M | 613.3Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −52.4K | $45.51 | $2.4M | 41.0Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −52.4K | $45.51 | $2.4M | 41.0Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −1,298 | $45.11 | $59K | 674.9Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −1,107 | $45.11 | $50K | 93.4Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −1,107 | $45.11 | $50K | 93.4Kindirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −18.2K | $46.67 | $849K | 1,250direct | Mar 18, 2013 | Mar 19, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −4,611 | $47.84 | $221K | 1,250direct | Mar 15, 2013 | Mar 19, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −25.2K | $46.81 | $1.2M | 5,861direct | Mar 15, 2013 | Mar 19, 2013 | Form 4 ↗ |
| LOFTUS MARGARET ADirector | Sale | −10.0K | $48.07 | $481K | 81.3Kdirect | Mar 6, 2013 | Mar 8, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −1,699 | $46.03 | $78K | 676.2Kindirect | Mar 1, 2013 | Mar 5, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −1,468 | $45.17 | $66K | 677.9Kindirect | Mar 1, 2013 | Mar 5, 2013 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −16.8K | $44.05 | $741K | 679.3Kindirect | Mar 1, 2013 | Mar 5, 2013 | Form 4 ↗ |
| Bolton Edward E.Vice President, Culture | Sale | −10.7K | $46.13 | $494K | 900direct | Feb 27, 2013 | Mar 1, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −7,610 | $48.00 | $365K | 144.3Kdirect | Feb 19, 2013 | Feb 19, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −2,417 | $48.16 | $116K | 0direct | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −39.6K | $47.13 | $1.9M | 2,417direct | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −2,390 | $48.16 | $115K | 151.9Kdirect | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −766 | $48.28 | $37K | 1,250direct | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −13.1K | $47.37 | $619K | 2,016direct | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −38.2K | $46.82 | $1.8M | 15.1Kdirect | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| LOFTUS MARGARET ADirector | Sale | −10.0K | $47.12 | $471K | 91.3Kdirect | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| JUDD JOHN RChief Financial Officer | Sale | −1,250 | $48.16 | $60K | 0direct | Feb 15, 2013 | Feb 19, 2013 | Form 4 ↗ |
| Goodman John BDirector | Sale | −2,000 | $41.01 | $82K | 6,250direct | Feb 1, 2013 | Feb 5, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −10.0K | $41.03 | $410K | 1,250direct | Feb 1, 2013 | Feb 5, 2013 | Form 4 ↗ |
| Dietrick William M.Vice President of Marketing | Sale | −32.0K | $42.30 | $1.4M | 1,250direct | Jan 16, 2013 | Jan 17, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −5,428 | $40.31 | $219K | 0direct | Jan 2, 2013 | Jan 4, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −9,572 | $39.27 | $376K | 5,428direct | Jan 2, 2013 | Jan 4, 2013 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −10.0K | $38.07 | $381K | 0direct | Dec 19, 2012 | Dec 21, 2012 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −5,000 | $36.45 | $182K | 0direct | Dec 3, 2012 | Dec 5, 2012 | Form 4 ↗ |
| ANDERSON EDWARD T10% owner | Sale | −610 | $35.52 | $22K | 0direct | Nov 29, 2012 | Feb 25, 2013 | Form 4 ↗ |
| Dietrick William M.Vice President of Marketing | Sale | −4,000 | $36.00 | $144K | 0direct | Nov 27, 2012 | Nov 29, 2012 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −2,490 | $35.06 | $87K | 0direct | Nov 26, 2012 | Nov 27, 2012 | Form 4 ↗ |
| KINGSLEY DOUGLAS ADirector | Sale | −1.4M | n/c | — | 3.4Mindirect | Nov 21, 2012 | Nov 21, 2012 | Form 4 ↗ |
| NBGE GP, LLC10% owner | Sale | −1.4M | n/c | — | 3.4Mindirect | Nov 21, 2012 | Nov 21, 2012 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −100.0K | n/c | — | 154.3Kdirect | Nov 21, 2012 | Nov 21, 2012 | Form 4 ↗ |
| LUKIS LAWRENCE JChairman & Chief Tchnlgy Offcr · Director · 10% owner | Sale | −1.4M | n/c | — | 5.5Mdirect | Nov 21, 2012 | Nov 21, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −35.0K | n/c | — | 39.5Kindirect | Nov 21, 2012 | Nov 21, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −35.0K | n/c | — | 39.5Kindirect | Nov 21, 2012 | Nov 21, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −230.0K | n/c | — | 956.2Kindirect | Nov 21, 2012 | Nov 21, 2012 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −2,510 | $35.01 | $88K | 0direct | Nov 1, 2012 | Nov 5, 2012 | Form 4 ↗ |
| Goodman John BDirector | Sale | −2,000 | $35.00 | $70K | 6,250direct | Nov 1, 2012 | Nov 5, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $34.25 | $154K | 74.5Kindirect | Oct 31, 2012 | Nov 2, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $34.22 | $154K | 74.5Kindirect | Oct 31, 2012 | Nov 2, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −100 | $35.00 | $4K | 1.2Mindirect | Oct 31, 2012 | Nov 2, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −19.9K | $34.21 | $681K | 1.2Mindirect | Oct 31, 2012 | Nov 2, 2012 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −5,000 | $36.00 | $180K | 0direct | Oct 26, 2012 | Oct 29, 2012 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −15.0K | $36.08 | $541K | 0direct | Oct 25, 2012 | Oct 29, 2012 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −11.8K | $34.00 | $400K | 15.0Kdirect | Oct 25, 2012 | Oct 29, 2012 | Form 4 ↗ |
| KRANTZ DONALD GChief Operating Officer | Sale | −5,000 | $35.37 | $177K | 0direct | Oct 25, 2012 | Oct 29, 2012 | Form 4 ↗ |
| Dietrick William M.Vice President of Marketing | Sale | −4,000 | $36.00 | $144K | 0direct | Oct 25, 2012 | Oct 29, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $33.47 | $151K | 79.0Kindirect | Oct 25, 2012 | Oct 29, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $33.47 | $151K | 79.0Kindirect | Oct 25, 2012 | Oct 29, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $31.06 | $140K | 83.5Kindirect | Oct 17, 2012 | Oct 18, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $31.00 | $140K | 83.5Kindirect | Oct 16, 2012 | Oct 18, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,300 | $31.00 | $133K | 88.0Kindirect | Oct 11, 2012 | Oct 12, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −200 | $31.07 | $6K | 92.3Kindirect | Oct 10, 2012 | Oct 12, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $32.69 | $147K | 88.0Kindirect | Oct 8, 2012 | Oct 10, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −400 | $33.81 | $14K | 92.5Kindirect | Oct 3, 2012 | Oct 4, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,100 | $33.35 | $137K | 92.9Kindirect | Oct 3, 2012 | Oct 4, 2012 | Form 4 ↗ |
| Schneider Jacqueline D.VP Sales & Customer Service | Sale | −8,250 | $34.00 | $281K | 0direct | Oct 2, 2012 | Oct 4, 2012 | Form 4 ↗ |
| Langton William R.EVP of Finance | Sale | −8,250 | $34.00 | $281K | 0direct | Oct 2, 2012 | Oct 4, 2012 | Form 4 ↗ |
| Kubicek Mark R.Executive Vice President | Sale | −5,000 | $34.00 | $170K | 145.0Kdirect | Oct 2, 2012 | Oct 4, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $33.74 | $152K | 92.5Kindirect | Oct 2, 2012 | Oct 4, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −20.0K | $33.14 | $663K | 1.2Mindirect | Sep 27, 2012 | Oct 1, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $33.91 | $153K | 97.0Kindirect | Sep 25, 2012 | Sep 26, 2012 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −9,001 | $33.52 | $302K | 0direct | Sep 25, 2012 | Sep 25, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $33.07 | $149K | 97.0Kindirect | Sep 24, 2012 | Sep 26, 2012 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −5,398 | $33.50 | $181K | 0direct | Sep 24, 2012 | Sep 25, 2012 | Form 4 ↗ |
| Tumelty John B.Managing Dir.-Proto Labs, Ltd. | Sale | −20.6K | $33.61 | $692K | 0direct | Sep 21, 2012 | Sep 25, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $32.61 | $147K | 101.5Kindirect | Sep 18, 2012 | Sep 19, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $32.60 | $147K | 101.5Kindirect | Sep 17, 2012 | Sep 19, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $32.48 | $146K | 106.0Kindirect | Sep 11, 2012 | Sep 12, 2012 | Form 4 ↗ |
| Smith Brian KDirector | Sale | −10.1K | $32.75 | $331K | 254.3Kdirect | Sep 10, 2012 | Sep 12, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale | −4,500 | $32.61 | $147K | 106.0Kindirect | Sep 10, 2012 | Sep 12, 2012 | Form 4 ↗ |
| Cleveland Bradley A.President and CEO · Director | Sale Amended | −45.6K | $74.25 | $3.4M | 36.9Kindirect | Sep 9, 2012 | Sep 26, 2013 | Form 4 ↗ |
| Kubicek Mark R.Executive Vice President | Sale | −10.0K | $32.01 | $320K | 150.0Kdirect | Sep 7, 2012 | Sep 10, 2012 | Form 4 ↗ |
| Kubicek Mark R.Executive Vice President | Sale | −6,307 | $31.00 | $196K | 160.0Kdirect | Sep 6, 2012 | Sep 6, 2012 | Form 4 ↗ |
| Kubicek Mark R.Executive Vice President | Sale | −25.7K | $30.64 | $787K | 160.0Kdirect | Sep 5, 2012 | Sep 6, 2012 | Form 4 ↗ |
| LOFTUS MARGARET ADirector | Sale | −25.9K | $30.64 | $792K | 101.3Kdirect | Sep 5, 2012 | Sep 6, 2012 | Form 4 ↗ |
Source: SEC EDGAR Form 4 and Form 5 filings, SEC's quarterly bulk dataset through Jun 30, 2026, and KeyVex's half-hourly read of new filings since. Every row links its filing. Amendments are marked. Nothing here is a recommendation. All insider activity, market-wide →