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PLUG POWER INC
PLUG·Nasdaq·
United States·Insider activity
United States·Insider activity$1.89
-0.01 (-0.53%)
Close · Oct 5, 2026 · Close Prices from Tiingo.com
PLUG
Insider purchases and sales on the price
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
PLUGS&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, PLUG insiders filed 0 purchases ($0) and 4 sales ($658K) on the open market, by 2 insiders. Newest filing Sep 22, 2026 (15 days ago).
Net Insider Buying by Quarter
Shares bought (+) or sold (−) on the open market by PLUG insiders · Form 4 · last two years
On Record
$0Purchases · 180 days
$658KSales · 180 days
352Open-market transactions on record
2Insiders filing · 180 days
Purchases (code P) and sales (code S) of PLUG 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
352 on record · newest trade first · the newest 300 shown
AllPurchasesSalesOfficers & directors
| Insider | Type | Shares | Price | Value | Held after | Traded | Filed | |
|---|---|---|---|---|---|---|---|---|
| Haycraft BenjaminCSO & GM EMEA | Sale | −200.0K | $2.14 | $428K | 101.2Kdirect | Sep 18, 2026 | Sep 22, 2026 | Form 4 ↗ |
| Haycraft BenjaminCSO & GM EMEA | Sale | −18.8K | $2.06 | $39K | 301.2Kdirect | Sep 15, 2026 | Sep 15, 2026 | Form 4 ↗ |
| Haycraft BenjaminCSO & GM EMEA | Sale | −13.8K | $2.14 | $30K | 320.0Kdirect | Sep 11, 2026 | Sep 15, 2026 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −50.0K | $3.23 | $162K | 321.6Kdirect | Jun 8, 2026 | Jun 10, 2026 | Form 4 ↗ |
| Haycraft BenjaminCSO & GM EMEA | Sale | −40.0K | $2.17 | $87K | 333.8Kdirect | Jan 12, 2026 | Jan 14, 2026 | Form 4 ↗ |
| Crespo Jose LuisSee Remarks | Purchase | +37.3K | $2.34 | $87K | 307.3Kdirect | Dec 15, 2025 | Dec 17, 2025 | Form 4 ↗ |
| Haycraft BenjaminCSO & GM EMEA | Sale | −40.0K | $2.20 | $88K | 373.8Kdirect | Dec 10, 2025 | Dec 12, 2025 | Form 4 ↗ |
| Haycraft BenjaminCSO & EVP of EMEA Region | Sale | −10.0K | $2.92 | $29K | 467.6Kdirect | Nov 10, 2025 | Nov 12, 2025 | Form 4 ↗ |
| Haycraft BenjaminCSO & GM EMEA | Sale | −10.0K | $3.80 | $38K | 457.6Kdirect | Oct 10, 2025 | Dec 12, 2025 | Form 4 ↗ |
| Haycraft BenjaminCSO & GM of EMEA Region | Sale | −11.0K | $1.59 | $17K | 477.6Kdirect | Sep 16, 2025 | Sep 18, 2025 | Form 4 ↗ |
| Crespo Jose LuisChief Revenue Officer | Sale | −37.3K | $1.32 | $49K | 270.0Kdirect | Jun 11, 2025 | Jun 13, 2025 | Form 4 ↗ |
| MIDDLETON PAUL BSee Remarks | Purchase | +650.0K | $1.03 | $670K | 2.6Mdirect | Jun 9, 2025 | Jun 9, 2025 | Form 4 ↗ |
| MIDDLETON PAUL BCFO & Executive VP | Purchase | +350.0K | $0.72 | $252K | 1.9Mdirect | May 16, 2025 | May 19, 2025 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −10.0K | $2.09 | $21K | 684.8Kdirect | Nov 1, 2024 | Nov 5, 2024 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −10.0K | $2.37 | $24K | 683.4Kdirect | Aug 1, 2024 | Aug 2, 2024 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −10.0K | $2.56 | $26K | 639.6Kdirect | May 10, 2024 | May 13, 2024 | Form 4 ↗ |
| Crespo Jose LuisGM, MATL Handling, Key Accts | Sale | −32.0K | $7.20 | $230K | 250.6Kdirect | Oct 2, 2023 | Oct 4, 2023 | Form 4 ↗ |
| Shrestha Sanjay KChief Strategy Officer | Sale | −5,700 | $28.43 | $162K | 269.3Kdirect | Jul 13, 2021 | Jul 22, 2021 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −5,178 | $68.31 | $354K | 748.7Kdirect | Jan 19, 2021 | Jan 21, 2021 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −101.8K | $67.73 | $6.9M | 753.9Kdirect | Jan 19, 2021 | Jan 21, 2021 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −132.8K | $66.58 | $8.8M | 855.6Kdirect | Jan 19, 2021 | Jan 21, 2021 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −114.1K | $65.66 | $7.5M | 988.4Kdirect | Jan 19, 2021 | Jan 21, 2021 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −156.1K | $64.82 | $10.1M | 1.1Mdirect | Jan 19, 2021 | Jan 21, 2021 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −49.9K | $63.97 | $3.2M | 1.3Mdirect | Jan 19, 2021 | Jan 21, 2021 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −13.5K | $62.65 | $845K | 1.3Mdirect | Jan 19, 2021 | Jan 21, 2021 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −10.0K | $70.45 | $705K | 889.4Kdirect | Jan 13, 2021 | Jan 14, 2021 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −10.0K | $62.40 | $624K | 889.4Kdirect | Jan 12, 2021 | Jan 14, 2021 | Form 4 ↗ |
| Silver Jonathan MDirector | Sale | −1,780 | $48.92 | $87K | 42.9Kdirect | Jan 11, 2021 | Jan 13, 2021 | Form 4 ↗ |
| Conway Gerard L JRGen Counsel, Corp Sec, Sr VP | Sale | −33.3K | $52.07 | $1.7M | 185.5Kdirect | Jan 8, 2021 | Jan 11, 2021 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −10.0K | $52.07 | $521K | 889.4Kdirect | Jan 8, 2021 | Jan 11, 2021 | Form 4 ↗ |
| Conway Gerard L JRGen Counsel, Corp Sec, Sr VP | Sale | −33.3K | $43.68 | $1.5M | 185.5Kdirect | Jan 7, 2021 | Jan 8, 2021 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −10.0K | $35.00 | $350K | 889.4Kdirect | Jan 6, 2021 | Jan 8, 2021 | Form 4 ↗ |
| Schneider Lucas PDirector | Sale | −312 | $33.88 | $11K | 127.2Kdirect | Jan 4, 2021 | Jan 6, 2021 | Form 4 ↗ |
| Schneider Lucas PDirector | Sale | −827 | $32.59 | $27K | 127.5Kdirect | Jan 4, 2021 | Jan 6, 2021 | Form 4 ↗ |
| Schneider Lucas PDirector | Sale | −2,361 | $31.85 | $75K | 128.4Kdirect | Jan 4, 2021 | Jan 6, 2021 | Form 4 ↗ |
| Conway Gerard L JRGen Counsel, Corp Sec, Sr VP | Sale | −5,600 | $34.59 | $194K | 185.5Kdirect | Jan 4, 2021 | Jan 6, 2021 | Form 4 ↗ |
| Conway Gerard L JRGen Counsel, Corp Sec, Sr VP | Sale | −6,100 | $33.62 | $205K | 191.1Kdirect | Jan 4, 2021 | Jan 6, 2021 | Form 4 ↗ |
| Conway Gerard L JRGen Counsel, Corp Sec, Sr VP | Sale | −35.1K | $32.71 | $1.1M | 197.2Kdirect | Jan 4, 2021 | Jan 6, 2021 | Form 4 ↗ |
| Conway Gerard L JRGen Counsel, Corp Sec, Sr VP | Sale | −61.5K | $31.94 | $2.0M | 232.3Kdirect | Jan 4, 2021 | Jan 6, 2021 | Form 4 ↗ |
| Kenausis GregoryDirector | Sale | −3,200 | $37.05 | $119K | 89.2Kdirect | Dec 28, 2020 | Dec 30, 2020 | Form 4 ↗ |
| Kenausis GregoryDirector | Sale | −5,246 | $36.16 | $190K | 92.4Kdirect | Dec 28, 2020 | Dec 30, 2020 | Form 4 ↗ |
| Kenausis GregoryDirector | Sale | −16.2K | $35.08 | $570K | 97.6Kdirect | Dec 28, 2020 | Dec 30, 2020 | Form 4 ↗ |
| Kenausis GregoryDirector | Sale | −30.3K | $33.91 | $1.0M | 113.9Kdirect | Dec 28, 2020 | Dec 30, 2020 | Form 4 ↗ |
| MIDDLETON PAUL BCFO & Senior VP | Sale | −216.7K | $35.13 | $7.6M | 200.0Kdirect | Dec 24, 2020 | Dec 28, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −200.0K | $30.00 | $6.0M | 356.2Kdirect | Dec 17, 2020 | Dec 21, 2020 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −10.0K | $30.00 | $300K | 113.4Kdirect | Dec 17, 2020 | Dec 21, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −83.3K | $27.04 | $2.3M | 356.2Kdirect | Dec 15, 2020 | Dec 16, 2020 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −300 | $27.14 | $8K | 123.4Kdirect | Dec 14, 2020 | Dec 16, 2020 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −15.0K | $26.11 | $392K | 123.7Kdirect | Dec 14, 2020 | Dec 16, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −250.0K | $26.23 | $6.6M | 356.2Kdirect | Dec 14, 2020 | Dec 16, 2020 | Form 4 ↗ |
| WILLIS GARY KDirector | Sale | −14.3K | $27.46 | $393K | 410.9Kdirect | Dec 11, 2020 | Dec 15, 2020 | Form 4 ↗ |
| WILLIS GARY KDirector | Sale | −75.9K | $26.75 | $2.0M | 425.2Kdirect | Dec 11, 2020 | Dec 15, 2020 | Form 4 ↗ |
| FiveT Capital Holding AGDirector | Sale | −693.9K | $23.42 | $16.3M | 0direct | Nov 13, 2020 | Nov 17, 2020 | Form 4 ↗ |
| FiveT Capital Holding AGDirector | Sale | −1.2M | $22.93 | $28.0M | 693.9Kdirect | Nov 13, 2020 | Nov 17, 2020 | Form 4 ↗ |
| Roth Johannes MinhoDirector | Sale | −693.9K | $23.42 | $16.3M | 0indirect | Nov 13, 2020 | Nov 17, 2020 | Form 4 ↗ |
| Roth Johannes MinhoDirector | Sale | −1.2M | $22.93 | $28.0M | 693.9Kindirect | Nov 13, 2020 | Nov 17, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −83.3K | $22.84 | $1.9M | 356.2Kdirect | Nov 12, 2020 | Nov 16, 2020 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −30.0K | $21.05 | $632K | 889.1Kdirect | Nov 9, 2020 | Nov 12, 2020 | Form 4 ↗ |
| Silver Jonathan MDirector | Sale | −42.6K | $20.00 | $852K | 44.3Kdirect | Nov 9, 2020 | Nov 12, 2020 | Form 4 ↗ |
| Silver Jonathan MDirector | Sale | −76.3K | $17.39 | $1.3M | 44.3Kdirect | Oct 14, 2020 | Oct 16, 2020 | Form 4 ↗ |
| MIDDLETON PAUL BCFO & Senior VP | Sale | −697.1K | $18.49 | $12.9M | 200.0Kdirect | Oct 12, 2020 | Oct 14, 2020 | Form 4 ↗ |
| Kenausis GregoryDirector | Sale | −12.5K | $18.47 | $231K | 144.2Kdirect | Oct 12, 2020 | Oct 14, 2020 | Form 4 ↗ |
| Kenausis GregoryDirector | Sale | −47.5K | $17.71 | $841K | 156.7Kdirect | Oct 12, 2020 | Oct 14, 2020 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −45.0K | $19.00 | $855K | 889.1Kdirect | Oct 8, 2020 | Oct 13, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −650.0K | $18.00 | $11.7M | 356.2Kdirect | Oct 7, 2020 | Oct 9, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −83.3K | $16.04 | $1.3M | 356.2Kdirect | Oct 6, 2020 | Oct 7, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −68.6K | $14.87 | $1.0M | 35.0Kdirect | Oct 5, 2020 | Oct 7, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −83.3K | $15.00 | $1.2M | 356.2Kdirect | Oct 5, 2020 | Oct 7, 2020 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −35.0K | $15.00 | $525K | 138.7Kdirect | Oct 5, 2020 | Oct 7, 2020 | Form 4 ↗ |
| Schneider Lucas PDirector | Sale | −3,500 | $13.83 | $48K | 123.7Kdirect | Oct 1, 2020 | May 13, 2021 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −83.3K | $14.00 | $1.2M | 356.2Kdirect | Oct 1, 2020 | Oct 5, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −200.0K | $13.00 | $2.6M | 156.2Kdirect | Sep 21, 2020 | Sep 22, 2020 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −75.0K | $13.28 | $996K | 173.1Kdirect | Sep 18, 2020 | Sep 22, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen Counsel, Corp Sec, Sr VP | Sale | −35.4K | $11.90 | $421K | 10.5Kdirect | Sep 8, 2020 | Sep 9, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −104.4K | $12.98 | $1.4M | 198.7Kdirect | Aug 31, 2020 | Sep 1, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −33.3K | $13.11 | $437K | 25.2Kdirect | Aug 31, 2020 | Sep 1, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −166.7K | $12.95 | $2.2M | 303.1Kdirect | Aug 28, 2020 | Sep 1, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen. Counsel, Corp Sec, Sr. VP | Sale | −66.7K | $12.96 | $864K | 45.9Kdirect | Aug 28, 2020 | Sep 1, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen. Counsel, Corp Sec, Sr. VP | Sale | −35.4K | $13.01 | $460K | 10.5Kdirect | Aug 27, 2020 | Sep 1, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −36.4K | $14.12 | $514K | 104.4Kdirect | Aug 19, 2020 | Aug 21, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −180.3K | $13.69 | $2.5M | 140.8Kdirect | Aug 19, 2020 | Aug 21, 2020 | Form 4 ↗ |
| MIDDLETON PAUL BCFO & Senior VP | Sale | −550.0K | $12.00 | $6.6M | 69.0Kdirect | Aug 10, 2020 | Aug 12, 2020 | Form 4 ↗ |
| Shrestha Sanjay KChief Strategy Officer | Sale | −20.0K | $10.15 | $203K | 0direct | Aug 6, 2020 | Aug 10, 2020 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −65.0K | $10.30 | $670K | 888.2Kdirect | Aug 6, 2020 | Aug 10, 2020 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −100 | $9.47 | $947 | 888.2Kdirect | Jul 13, 2020 | Jul 14, 2020 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −1,400 | $8.79 | $12K | 888.3Kdirect | Jul 13, 2020 | Jul 14, 2020 | Form 4 ↗ |
| Shrestha Sanjay KChief Strategy Officer | Sale | −64.8K | $8.82 | $572K | 0direct | Jul 9, 2020 | Jul 13, 2020 | Form 4 ↗ |
| MIDDLETON PAUL BCFO & Senior VP | Sale | −250.0K | $10.00 | $2.5M | 69.0Kdirect | Jul 6, 2020 | Jul 8, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −66.7K | $10.00 | $667K | 8,836direct | Jul 6, 2020 | Jul 8, 2020 | Form 4 ↗ |
| Marsh AndrewPresident and CEO · Director | Sale | −1.2M | $10.01 | $11.7M | 104.4Kdirect | Jul 6, 2020 | Jul 8, 2020 | Form 4 ↗ |
| Schneider Lucas PDirector | Sale | −3,500 | $8.96 | $31K | 126.8Kdirect | Jul 1, 2020 | May 13, 2021 | Form 4 ↗ |
| Conway Gerard L JRGen. Counsel, Corp Sec, Sr VP | Sale | −291.0K | $7.94 | $2.3M | 10.5Kdirect | Jun 29, 2020 | Jul 1, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −961.1K | $7.30 | $7.0M | 104.4Kdirect | Jun 24, 2020 | Jun 25, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −30.6K | $7.25 | $222K | 69.0Kdirect | Jun 24, 2020 | Jun 25, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −255.6K | $7.00 | $1.8M | 104.4Kdirect | Jun 23, 2020 | Jun 25, 2020 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −150.2K | $6.29 | $945K | 247.1Kdirect | Jun 23, 2020 | Jun 25, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −169.4K | $7.00 | $1.2M | 69.0Kdirect | Jun 23, 2020 | Jun 25, 2020 | Form 4 ↗ |
| Marsh AndrewPresident and CEO · Director | Sale | −657.0K | $5.03 | $3.3M | 104.4Kdirect | Jun 8, 2020 | Jun 8, 2020 | Form 4 ↗ |
| Marsh AndrewPresident and CEO · Director | Sale | −358.4K | $5.03 | $1.8M | 104.4Kdirect | Jun 5, 2020 | Jun 8, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen. Counsel, Corp. Sec.,Sr VP | Sale | −35.8K | $5.00 | $179K | 10.5Kdirect | Jun 4, 2020 | Jun 8, 2020 | Form 4 ↗ |
| Marsh AndrewPresident and CEO · Director | Sale | −103.9K | $5.00 | $520K | 104.4Kdirect | Jun 4, 2020 | Jun 8, 2020 | Form 4 ↗ |
| FiveT Capital Holding AGDirector | Sale | −552.5K | $4.35 | $2.4M | 0indirect | Apr 23, 2020 | Apr 28, 2020 | Form 4 ↗ |
| Roth Johannes MinhoDirector | Sale | −552.5K | $4.35 | $2.4M | 0indirect | Apr 23, 2020 | Apr 28, 2020 | Form 4 ↗ |
| FiveT Capital Holding AGDirector | Sale | −398.9K | $4.33 | $1.7M | 552.5Kindirect | Apr 22, 2020 | Apr 28, 2020 | Form 4 ↗ |
| Roth Johannes MinhoDirector | Sale | −398.9K | $4.33 | $1.7M | 552.5Kindirect | Apr 22, 2020 | Apr 28, 2020 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −115.0K | $4.29 | $493K | 234.3Kdirect | Apr 16, 2020 | Apr 20, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −50.0K | $6.00 | $300K | 69.0Kdirect | Feb 20, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −35.0K | $6.00 | $210K | 8,836direct | Feb 20, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −834.0K | $5.10 | $4.3M | 169.6Kdirect | Feb 19, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen. Counsel,Corp.Sec.,Sr. VP | Sale | −367.5K | $5.10 | $1.9M | 46.3Kdirect | Feb 19, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −35.0K | $5.50 | $193K | 8,836direct | Feb 19, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Sale | −316.0K | $5.00 | $1.6M | 569.6Kdirect | Feb 18, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen. Counsel,Corp.Sec.,Sr. VP | Sale | −115.8K | $5.00 | $579K | 46.3Kdirect | Feb 18, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Schmid KeithCOO & Sr. VP | Sale | −50.0K | $5.00 | $250K | 69.0Kdirect | Feb 18, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −35.0K | $5.00 | $175K | 8,836direct | Feb 18, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −35.0K | $4.50 | $158K | 8,836direct | Feb 12, 2020 | Feb 13, 2020 | Form 4 ↗ |
| Hull Martin DanielCorporate Controller and CAO | Sale | −35.0K | $4.00 | $140K | 8,836direct | Feb 4, 2020 | Feb 6, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen.Counsel, Corp. Sec.,Sr. VP | Sale | −100.0K | $4.26 | $426K | 46.3Kdirect | Jan 13, 2020 | Jan 15, 2020 | Form 4 ↗ |
| Conway Gerard L JRGen.Counsel, Corp. Sec.,Sr. VP | Sale | −100.0K | $3.50 | $350K | 46.3Kdirect | Jan 6, 2020 | Jan 8, 2020 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +100.0K | $2.34 | $234K | 826.3Kdirect | Mar 18, 2019 | Mar 18, 2019 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Purchase | +12.3K | $2.44 | $30K | 465.1Kdirect | Mar 14, 2019 | Mar 15, 2019 | Form 4 ↗ |
| Conway Gerard L JRGC, Corp Secretary & Senior VP | Sale | −100.0K | $1.86 | $186K | 10.5Kdirect | Oct 15, 2018 | Oct 17, 2018 | Form 4 ↗ |
| GRAVES GREGORY BDirector | Sale | −31.3K | $1.73 | $54K | 43.3Kdirect | Sep 12, 2018 | Sep 14, 2018 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −4,855 | $2.40 | $12K | 39.3Kdirect | Sep 22, 2017 | Sep 27, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +25.0K | $2.21 | $55K | 661.1Kdirect | Sep 15, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +25.0K | $2.34 | $59K | 636.1Kdirect | Sep 14, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +25.0K | $2.34 | $59K | 611.1Kdirect | Sep 13, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +25.0K | $2.17 | $54K | 586.1Kdirect | Sep 12, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +25.0K | $2.13 | $53K | 561.1Kdirect | Sep 11, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +25.0K | $2.14 | $54K | 536.1Kdirect | Sep 8, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +24.4K | $2.16 | $53K | 511.1Kdirect | Sep 8, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +600 | $2.13 | $1K | 486.7Kdirect | Sep 7, 2017 | Sep 18, 2017 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +25.0K | $2.13 | $53K | 486.1Kdirect | Sep 7, 2017 | Sep 18, 2017 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −6,247 | $2.24 | $14K | 39.3Kdirect | Jun 21, 2017 | Jun 27, 2017 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −12.6K | $1.07 | $14K | 39.3Kdirect | Mar 16, 2017 | Sep 18, 2017 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −19.0K | $1.38 | $26K | 39.3Kdirect | Dec 21, 2016 | Dec 30, 2016 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −19.0K | $1.44 | $27K | 39.3Kdirect | Sep 22, 2016 | Oct 7, 2016 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −15.0K | $1.73 | $26K | 39.3Kdirect | Jun 16, 2016 | Jun 20, 2016 | Form 4 ↗ |
| HELMER MAUREEN ODirector | Sale | −30.0K | $1.96 | $59K | 131.5Kdirect | Mar 24, 2016 | Mar 28, 2016 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −13.0K | $1.98 | $26K | 39.3Kdirect | Mar 17, 2016 | Mar 23, 2016 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −13.3K | $2.26 | $30K | 39.3Kdirect | Dec 16, 2015 | Dec 17, 2015 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −15.5K | $2.19 | $34K | 39.3Kdirect | Sep 22, 2015 | Dec 17, 2015 | Form 4 ↗ |
| Schmid KeithChief Operating Officer | Purchase Amended | +14.0K | $1.80 | $25K | 14.0Kdirect | Aug 27, 2015 | Aug 31, 2015 | Form 4 ↗ |
| Schmid KeithChief Operating Officer | Sale | +14.0K | $1.80 | $25K | 14.0Kdirect | Aug 27, 2015 | Aug 28, 2015 | Form 4 ↗ |
| AXANE SADirector | Sale | −6.4M | $1.67 | $10.7M | 0direct | Aug 26, 2015 | Aug 28, 2015 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −8,191 | $2.61 | $21K | 39.4Kdirect | Mar 31, 2015 | Apr 2, 2015 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | +910 | $2.72 | $2K | 47.5Kdirect | Mar 30, 2015 | Apr 2, 2015 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −5.5M | $5.80 | $32.0M | 39.3Kdirect | Aug 26, 2014 | Aug 28, 2014 | Form 4 ↗ |
| Conway Gerard L JRGeneral Counsel | Sale | −33.3K | $6.00 | $200K | 467.6Kdirect | Jul 29, 2014 | Aug 1, 2014 | Form 4 ↗ |
| Conway Gerard L JRGeneral Counsel | Sale | +15 | $5.67 | $85 | 251.0Kdirect | Jul 24, 2014 | Jul 29, 2014 | Form 4 ↗ |
| Conway Gerard L JRGeneral Counsel | Sale | −84.3K | $5.52 | $465K | 251.0Kdirect | Jul 24, 2014 | Jul 29, 2014 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −12.5K | $5.10 | $64K | 39.3Kdirect | Jun 18, 2014 | Aug 13, 2014 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | +7,736 | $6.38 | $49K | 39.3Kdirect | Mar 25, 2014 | Apr 4, 2014 | Form 4 ↗ |
| Air Liquide Investissements d'Avenir et de DemonstrationDirector | Sale | −24.8K | $1.63 | $40K | 39.3Kdirect | Dec 30, 2013 | Jan 24, 2014 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Purchase | +32.2K | $0.38 | $12K | 243.6Kdirect | Aug 20, 2013 | Aug 23, 2013 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Purchase | +172.9K | n/c | — | 211.3Kdirect | Jun 12, 2013 | Jun 14, 2013 | Form 4 ↗ |
| MARXE AUSTIN W & GREENHOUSE DAVID M10% owner | Sale | −5.0M | $0.13 | $650K | 1.5Mindirect | Feb 14, 2013 | Feb 19, 2013 | Form 4 ↗ |
| MARXE AUSTIN W & GREENHOUSE DAVID M10% owner | Sale | −2.0M | $0.12 | $240K | 6.5Mindirect | Feb 14, 2013 | Feb 19, 2013 | Form 4 ↗ |
| OJSC Third Generation Co of the Wholesale Electricity Market10% owner | Sale | −4.5M | n/c | — | 0direct | Sep 28, 2012 | Oct 1, 2012 | Form 4 ↗ |
| GARBERDING LARRYDirector | Sale | −3,000 | $2.26 | $7K | 20.8Kdirect | Dec 5, 2011 | Dec 9, 2011 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Sale | −2,042 | $2.20 | $4K | 96.2Kdirect | Dec 1, 2011 | Feb 14, 2012 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +40.0K | $2.42 | $97K | 91.1Kdirect | May 31, 2011 | Jun 2, 2011 | Form 4 ↗ |
| Marsh AndrewDirector | Purchase | +20.0K | $2.42 | $48K | 38.5Kdirect | May 31, 2011 | Jun 2, 2011 | Form 4 ↗ |
| Hansen Erik JVP & GM, Motive Power Division | Purchase | +10.0K | $0.74 | $7K | 54.6Kdirect | Mar 25, 2010 | Mar 26, 2010 | Form 4 ↗ |
| Corless Adrian JChief Technology Officer | Purchase | +20.0K | $0.74 | $15K | 103.7Kdirect | Mar 25, 2010 | Mar 26, 2010 | Form 4 ↗ |
| Marsh AndrewPresident & CEO · Director | Purchase | +50.0K | $0.59 | $30K | 184.7Kdirect | Mar 22, 2010 | Mar 22, 2010 | Form 4 ↗ |
| MCNAMEE GEORGE CDirector | Purchase | +160.1K | $0.61 | $98K | 461.9Kdirect | Mar 19, 2010 | Mar 22, 2010 | Form 4 ↗ |
| SPERRY MARK AVP & GM, Continuous Power Div. | Sale | −20.4K | $0.53 | $11K | 67.4Kdirect | Mar 5, 2010 | Mar 8, 2010 | Form 4 ↗ |
| Conway Gerard L JRGeneral Counsel | Sale | −100 | $1.01 | $101 | 63.9Kdirect | Jun 12, 2009 | Feb 16, 2010 | Form 4 ↗ |
| SPERRY MARK AVP & GM, Continuous Power Div | Sale | −48.0K | $0.92 | $44K | 61.9Kdirect | Apr 3, 2009 | Apr 7, 2009 | Form 4 ↗ |
| Branton LTD10% owner | Sale | −5.1M | $0.74 | $3.8M | 0direct | Dec 20, 2008 | Dec 23, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Sale | −640.8K | — | — | 0indirect | Apr 24, 2008 | Apr 25, 2008 | Form 4 ↗ |
| Millington Joseph MVP Human Resources | Sale | −2,860 | n/c | — | 16.9Kdirect | Apr 3, 2008 | May 22, 2008 | Form 4 ↗ |
| Millington Joseph MVP Human Resources | Sale | −2,250 | $3.15 | $7K | 12.8Kdirect | Feb 11, 2008 | Feb 12, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +300 | $3.39 | $1K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +600 | $3.38 | $2K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.35 | $335 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,235 | $3.34 | $4K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +300 | $3.32 | $996 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +3,400 | $3.30 | $11K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +700 | $3.29 | $2K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.28 | $328 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.25 | $325 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +800 | $3.23 | $3K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +800 | $3.22 | $3K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,300 | $3.20 | $4K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +500 | $3.19 | $2K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,600 | $3.18 | $8K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +4,200 | $3.17 | $13K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +4,800 | $3.16 | $15K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +3,100 | $3.15 | $10K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +400 | $3.14 | $1K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +6,500 | $3.12 | $20K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.12 | $312 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +4,200 | $3.11 | $13K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +4,000 | $3.10 | $12K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +600 | $3.10 | $2K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.10 | $310 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,800 | $3.09 | $9K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,200 | $3.08 | $7K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +200 | $3.08 | $616 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +3,600 | $3.07 | $11K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,400 | $3.06 | $4K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,700 | $3.05 | $5K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,000 | $3.04 | $6K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +7,423 | $3.03 | $22K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +200 | $3.03 | $606 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +177 | $3.02 | $535 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +200 | $3.01 | $602 | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,500 | $3.00 | $8K | 5.1Mdirect | Feb 8, 2008 | Feb 11, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +1,900 | $3.14 | $6K | 5.1Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +5,800 | $3.13 | $18K | 5.1Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +2,600 | $3.12 | $8K | 5.1Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +9,300 | $3.11 | $29K | 5.1Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +2,600 | $3.10 | $8K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +9,870 | $3.09 | $30K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +1,030 | $3.08 | $3K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +4,800 | $3.07 | $15K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +250 | $3.06 | $765 | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +5,200 | $3.05 | $16K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +100 | $3.05 | $305 | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +14.1K | $3.04 | $43K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +200 | $3.04 | $608 | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +5,200 | $3.03 | $16K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +4,300 | $3.02 | $13K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +4,100 | $3.01 | $12K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +500 | $3.00 | $2K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase Amended | +150 | $2.99 | $449 | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +1,900 | $3.14 | $6K | 5.1Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +5,800 | $3.13 | $18K | 5.1Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +2,600 | $3.10 | $8K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +4,800 | $3.07 | $15K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +5,200 | $3.05 | $16K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +100 | $3.05 | $305 | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +14.1K | $3.04 | $43K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +200 | $3.04 | $608 | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +5,200 | $3.03 | $16K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +4,300 | $3.02 | $13K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +4,100 | $3.01 | $12K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +500 | $3.00 | $2K | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +150 | $2.99 | $449 | 5.0Mdirect | Feb 7, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +2,600 | $3.12 | $8K | 5.1Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +9,300 | $3.11 | $29K | 5.1Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +9,870 | $3.09 | $30K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +1,030 | $3.08 | $3K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +250 | $3.06 | $765 | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +500 | $3.13 | $2K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +2,900 | $3.12 | $9K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +1,700 | $3.11 | $5K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +600 | $3.10 | $2K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +3,900 | $3.09 | $12K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +100 | $3.09 | $309 | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +2,201 | $3.08 | $7K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +11.0K | $3.07 | $34K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +400 | $3.07 | $1K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +4,999 | $3.06 | $15K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +600 | $3.06 | $2K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +18.5K | $3.05 | $56K | 5.0Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +14.6K | $3.04 | $44K | 4.9Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +300 | $3.04 | $912 | 4.9Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +1,942 | $3.03 | $6K | 4.9Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +200 | $3.03 | $606 | 4.9Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +1,900 | $3.02 | $6K | 4.9Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| PROKHOROV MIKHAIL D10% owner | Purchase | +3,654 | $3.01 | $11K | 4.9Mdirect | Feb 6, 2008 | Feb 8, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,800 | $3.19 | $9K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.19 | $319 | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +4,300 | $3.18 | $14K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.17 | $317 | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,700 | $3.16 | $9K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +600 | $3.16 | $2K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,500 | $3.15 | $5K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,100 | $3.14 | $3K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,800 | $3.13 | $6K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +12.0K | $3.12 | $37K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +400 | $3.12 | $1K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +1,800 | $3.11 | $6K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,851 | $3.10 | $9K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +100 | $3.10 | $310 | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,800 | $3.09 | $9K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +4,400 | $3.08 | $14K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +9,800 | $3.07 | $30K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +5,549 | $3.06 | $17K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,800 | $3.05 | $9K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +6,400 | $3.04 | $19K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +4,600 | $3.03 | $14K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +400 | $3.03 | $1K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +3,300 | $3.02 | $10K | 4.9Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +2,500 | $3.01 | $8K | 4.8Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| Clayburn Development Inc.10% owner | Purchase | +300 | $2.98 | $894 | 4.8Mdirect | Feb 5, 2008 | Feb 7, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +3,100 | $3.09 | $10K | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +4,000 | $3.08 | $12K | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +15.2K | $3.07 | $47K | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +200 | $3.07 | $614 | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +3,201 | $3.06 | $10K | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +300 | $3.05 | $915 | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +200 | $3.04 | $608 | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +1,700 | $3.03 | $5K | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +400 | $3.02 | $1K | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +100 | $3.01 | $301 | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | Form 4 ↗ |
| SMART HYDROGEN, INC.10% owner | Purchase | +13.1K | $3.00 | $39K | 4.8Mdirect | Feb 4, 2008 | Feb 6, 2008 | 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 →