Insider Trading › WLK › Insiders
WESTLAKE CORP
WLK·NYSE·
United States·Insider activity
United States·Insider activity$63.39
-1.22 (-1.89%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
WLK
Insider purchases and sales on the price
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
WLKS&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, WLK insiders filed 0 purchases ($0) and 2 sales ($3.1M) on the open market, by 1 insider. Newest filing Aug 11, 2026 (1 month ago).
Net Insider Buying by Quarter
Shares bought (+) or sold (−) on the open market by WLK insiders · Form 4 · last two years
On Record
$0Purchases · 180 days
$3.1MSales · 180 days
857Open-market transactions on record
1Insiders filing · 180 days
Purchases (code P) and sales (code S) of WLK 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
857 on record · newest trade first · the newest 300 shown
AllPurchasesSalesOfficers & directors
| Insider | Type | Shares | Price | Value | Held after | Traded | Filed | |
|---|---|---|---|---|---|---|---|---|
| Chao AlbertExecutive Chairman · Director | Sale | −7,489 | $79.70 | $597K | 674.3Kdirect | Aug 11, 2026 | Aug 11, 2026 | Form 4 ↗ |
| Chao AlbertExecutive Chairman · Director | Sale | −31.4K | $80.42 | $2.5M | 642.9Kdirect | Aug 11, 2026 | Aug 11, 2026 | Form 4 ↗ |
| Buesinger Robert F.EVP, PEM Segment Head | Sale | −4,000 | $115.25 | $461K | 34.5Kdirect | Mar 27, 2026 | Mar 31, 2026 | Form 4 ↗ |
| Bender Mark StevenEVP & CFO | Sale | −16.4K | $112.54 | $1.8M | 28.0Kdirect | Mar 27, 2026 | Mar 30, 2026 | Form 4 ↗ |
| Bender Mark StevenEVP & CFO | Sale | −421 | $101.52 | $43K | 44.4Kdirect | Feb 27, 2026 | Mar 2, 2026 | Form 4 ↗ |
| Bender Mark StevenEVP & CFO | Sale | −17.0K | $100.91 | $1.7M | 44.9Kdirect | Feb 27, 2026 | Mar 2, 2026 | Form 4 ↗ |
| Chao AlbertExecutive Chairman · Director | Sale | −521 | $74.44 | $39K | 627.7Kdirect | Dec 22, 2025 | Dec 23, 2025 | Form 4 ↗ |
| Chao AlbertExecutive Chairman · Director | Sale | −30.6K | $73.80 | $2.3M | 628.2Kdirect | Dec 22, 2025 | Dec 23, 2025 | Form 4 ↗ |
| Chao AlbertExecutive Chairman · Director | Sale | −9,711 | $72.82 | $707K | 658.8Kdirect | Dec 22, 2025 | Dec 23, 2025 | Form 4 ↗ |
| Buesinger Robert F.EVP, PEM Segment Head | Sale | −83 | $72.70 | $6K | 0indirect | May 27, 2025 | Jun 9, 2025 | Form 4 ↗ |
| Buesinger Robert F.EVP, PEM Segment Head | Purchase | +83 | $93.39 | $8K | 83indirect | Apr 22, 2025 | Jun 9, 2025 | Form 4 ↗ |
| Chao David Tsung-HungDirector | Sale | −1,750 | $129.08 | $226K | 7,784direct | Nov 29, 2024 | Dec 2, 2024 | Form 4 ↗ |
| Chao David Tsung-HungDirector | Sale | −1,750 | $130.00 | $228K | 9,534direct | Nov 22, 2024 | Nov 25, 2024 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −3,500 | $158.50 | $555K | 17.6Kdirect | May 9, 2024 | May 13, 2024 | Form 4 ↗ |
| Bender Mark StevenEVP & CFO | Sale | −4,950 | $152.19 | $753K | 40.4Kdirect | May 3, 2024 | May 6, 2024 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −3,878 | $144.50 | $560K | 21.1Kdirect | Mar 15, 2024 | Mar 18, 2024 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −122 | $144.50 | $18K | 25.0Kdirect | Mar 13, 2024 | Mar 14, 2024 | Form 4 ↗ |
| Bender Mark StevenEVP & CFO | Sale | −4,804 | $141.02 | $677K | 45.3Kdirect | Mar 6, 2024 | Mar 7, 2024 | Form 4 ↗ |
| Bender Mark StevenEVP & CFO | Sale | −4,854 | $137.57 | $668K | 50.1Kdirect | Feb 26, 2024 | Feb 28, 2024 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −4,215 | $130.50 | $550K | 16.8Kdirect | Nov 15, 2023 | Nov 17, 2023 | Form 4 ↗ |
| Chao David Tsung-HungDirector · 10% owner | Sale | −1,000 | $131.00 | $131K | 10.1Kdirect | Aug 23, 2023 | Aug 24, 2023 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −1,000 | $98.94 | $99K | 10.2Kdirect | Aug 31, 2022 | Sep 1, 2022 | Form 4 ↗ |
| Zoeller Johnathan StevanVP & Chief Accounting Officer | Sale | −542 | $107.08 | $58K | 543direct | Aug 26, 2022 | Aug 29, 2022 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −14.4K | $129.47 | $1.9M | 11.8Kdirect | May 27, 2022 | May 31, 2022 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −5,045 | $129.38 | $653K | 473.0Kdirect | May 19, 2022 | May 23, 2022 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −20.8K | $130.20 | $2.7M | 478.0Kdirect | May 19, 2022 | May 23, 2022 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −12.0K | $131.11 | $1.6M | 498.8Kdirect | May 19, 2022 | May 23, 2022 | Form 4 ↗ |
| Kearns Roger L.COO and EVP - PEM | Sale | −8,388 | $136.24 | $1.1M | 26.4Kdirect | May 17, 2022 | May 18, 2022 | Form 4 ↗ |
| Ederington L. BenjaminEVP, GC, CAO and Secretary | Sale | −3,143 | $139.26 | $438K | 37.4Kdirect | May 5, 2022 | May 6, 2022 | Form 4 ↗ |
| Ederington L. BenjaminEVP, GC, CAO and Secretary | Sale | −9,426 | $140.00 | $1.3M | 40.6Kdirect | May 5, 2022 | May 6, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −100 | $124.99 | $12K | 30.7Kdirect | Mar 31, 2022 | Apr 1, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −5,921 | $124.34 | $736K | 30.8Kdirect | Mar 31, 2022 | Apr 1, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −3,062 | $125.10 | $383K | 30.7Kdirect | Mar 30, 2022 | Mar 31, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −2,938 | $124.50 | $366K | 33.8Kdirect | Mar 30, 2022 | Mar 31, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −4,000 | $122.44 | $490K | 30.7Kdirect | Mar 29, 2022 | Mar 30, 2022 | Form 4 ↗ |
| Kearns Roger L.COO and EVP - PEM | Sale | −2,861 | $126.40 | $362K | 26.4Kdirect | Mar 25, 2022 | Mar 28, 2022 | Form 4 ↗ |
| Kearns Roger L.COO and EVP - PEM | Sale | −7,472 | $125.84 | $940K | 29.3Kdirect | Mar 25, 2022 | Mar 28, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −2,947 | $125.74 | $371K | 30.7Kdirect | Mar 25, 2022 | Mar 28, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −5,053 | $125.11 | $632K | 33.7Kdirect | Mar 25, 2022 | Mar 28, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −8,000 | $125.38 | $1.0M | 30.7Kdirect | Mar 24, 2022 | Mar 25, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −344 | $125.69 | $43K | 30.7Kdirect | Mar 23, 2022 | Mar 24, 2022 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −5,656 | $125.14 | $708K | 31.1Kdirect | Mar 23, 2022 | Mar 24, 2022 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −22.6K | $117.61 | $2.7M | 14.8Kdirect | Mar 10, 2022 | Mar 14, 2022 | Form 4 ↗ |
| Buesinger Robert F.EVP, HIP, IT & Digital | Sale | −2,730 | $115.55 | $315K | 14.8Kdirect | Mar 9, 2022 | Mar 10, 2022 | Form 4 ↗ |
| Zoeller Johnathan StevanVP and CAO | Sale | −1,006 | $110.39 | $111K | 1,157direct | Mar 1, 2022 | Mar 2, 2022 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −20.3K | $92.29 | $1.9M | 441.9Kdirect | Dec 2, 2021 | Dec 6, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −7,585 | $91.52 | $694K | 462.3Kdirect | Dec 2, 2021 | Dec 6, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −1,175 | $90.12 | $106K | 469.9Kdirect | Dec 2, 2021 | Dec 6, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −1,700 | $89.25 | $152K | 471.0Kdirect | Dec 2, 2021 | Dec 6, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −3,789 | $94.80 | $359K | 441.9Kdirect | Dec 1, 2021 | Dec 3, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −4,300 | $93.98 | $404K | 445.7Kdirect | Dec 1, 2021 | Dec 3, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −4,200 | $92.78 | $390K | 450.0Kdirect | Dec 1, 2021 | Dec 3, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −5,842 | $91.83 | $536K | 454.2Kdirect | Dec 1, 2021 | Dec 3, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −3,000 | $90.47 | $271K | 460.1Kdirect | Dec 1, 2021 | Dec 3, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −9,656 | $89.47 | $864K | 463.1Kdirect | Dec 1, 2021 | Dec 3, 2021 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO · Director | Sale | −2,369 | $101.57 | $241K | 22.0Kdirect | Nov 11, 2021 | Nov 15, 2021 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO · Director | Sale | −631 | $100.77 | $64K | 24.4Kdirect | Nov 8, 2021 | Nov 10, 2021 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO · Director | Sale | −6,356 | $98.80 | $628K | 25.0Kdirect | Nov 5, 2021 | Nov 8, 2021 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Purchase | +3,000 | $86.21 | $259K | 441.9Kdirect | Aug 11, 2021 | Aug 12, 2021 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyl Products | Sale | −5,000 | $105.00 | $525K | 8,217direct | May 10, 2021 | May 11, 2021 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −5,820 | $95.23 | $554K | 31.4Kdirect | Mar 12, 2021 | Mar 15, 2021 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −9,920 | $94.39 | $936K | 37.2Kdirect | Mar 12, 2021 | Mar 15, 2021 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −25.8K | $92.27 | $2.4M | 31.4Kdirect | Mar 9, 2021 | Mar 10, 2021 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyl Products | Sale | −7,861 | $95.00 | $747K | 13.3Kdirect | Mar 8, 2021 | Mar 9, 2021 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyl Products | Sale | −8,652 | $92.50 | $800K | 21.2Kdirect | Mar 8, 2021 | Mar 9, 2021 | Form 4 ↗ |
| Teel Lawrence E.EVP and Special Advisor to CEO | Sale | −4,902 | $87.14 | $427K | 4,903direct | Feb 25, 2021 | Feb 26, 2021 | Form 4 ↗ |
| Teel Lawrence E.EVP and Special Advisor to CEO | Sale | −28.5K | $86.93 | $2.5M | 9,805direct | Feb 25, 2021 | Feb 26, 2021 | Form 4 ↗ |
| Zoeller Johnathan StevanVP and CAO | Sale | −1,006 | $86.94 | $87K | 0direct | Feb 25, 2021 | Feb 26, 2021 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyl Products | Sale | −4,581 | $77.50 | $355K | 10.6Kdirect | Nov 24, 2020 | Nov 25, 2020 | Form 4 ↗ |
| Kenner AndrewSVP - Chemical Manufacturing | Sale | −5,924 | $74.75 | $443K | 11.4Kdirect | Nov 23, 2020 | Nov 24, 2020 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −4,198 | $75.12 | $315K | 427.7Kdirect | Nov 6, 2020 | Nov 10, 2020 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −10.3K | $74.29 | $768K | 431.9Kdirect | Nov 6, 2020 | Nov 10, 2020 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −12.0K | $73.30 | $878K | 442.2Kdirect | Nov 6, 2020 | Nov 10, 2020 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −28.6K | $72.08 | $2.1M | 454.2Kdirect | Nov 6, 2020 | Nov 10, 2020 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO · Director | Sale | −1,600 | $74.79 | $120K | 27.9Kdirect | Nov 6, 2020 | Nov 10, 2020 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −420 | $74.54 | $31K | 29.5Kdirect | Nov 5, 2020 | Nov 6, 2020 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −24.6K | $73.98 | $1.8M | 29.9Kdirect | Nov 5, 2020 | Nov 6, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +160.0K | $39.08 | $6.3M | 1.4Mdirect | Mar 27, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +11.3K | $40.31 | $455K | 47.4Mindirect | Mar 27, 2020 | Mar 30, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +89.4K | $39.49 | $3.5M | 47.4Mindirect | Mar 27, 2020 | Mar 30, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +42.3K | $38.49 | $1.6M | 47.3Mindirect | Mar 27, 2020 | Mar 30, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +17.0K | $37.58 | $638K | 47.3Mindirect | Mar 27, 2020 | Mar 30, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +145.0K | $41.00 | $5.9M | 1.2Mdirect | Mar 26, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +8,800 | $41.99 | $370K | 47.2Mindirect | Mar 26, 2020 | Mar 27, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +94.0K | $41.15 | $3.9M | 47.2Mindirect | Mar 26, 2020 | Mar 27, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +42.2K | $40.47 | $1.7M | 47.1Mindirect | Mar 26, 2020 | Mar 27, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +130.0K | $40.77 | $5.3M | 1.1Mdirect | Mar 25, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +24.1K | $42.69 | $1.0M | 47.1Mindirect | Mar 25, 2020 | Mar 26, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +33.4K | $42.02 | $1.4M | 47.1Mindirect | Mar 25, 2020 | Mar 26, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +14.0K | $40.96 | $574K | 47.0Mindirect | Mar 25, 2020 | Mar 26, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +27.7K | $39.83 | $1.1M | 47.0Mindirect | Mar 25, 2020 | Mar 26, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +24.2K | $38.87 | $942K | 47.0Mindirect | Mar 25, 2020 | Mar 26, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +6,651 | $37.98 | $253K | 47.0Mindirect | Mar 25, 2020 | Mar 26, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +145.0K | $36.53 | $5.3M | 960.0Kdirect | Mar 24, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +15.0K | $37.60 | $565K | 47.0Mindirect | Mar 24, 2020 | Mar 25, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +67.8K | $36.86 | $2.5M | 47.0Mindirect | Mar 24, 2020 | Mar 25, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +57.4K | $36.00 | $2.1M | 46.9Mindirect | Mar 24, 2020 | Mar 25, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +4,738 | $34.94 | $166K | 46.8Mindirect | Mar 24, 2020 | Mar 25, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +165.0K | $37.66 | $6.2M | 815.0Kdirect | Mar 19, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +21.8K | $39.09 | $851K | 46.8Mindirect | Mar 19, 2020 | Mar 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +54.4K | $38.22 | $2.1M | 46.8Mindirect | Mar 19, 2020 | Mar 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +22.5K | $36.20 | $814K | 46.7Mindirect | Mar 19, 2020 | Mar 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +3,002 | $35.23 | $106K | 46.7Mindirect | Mar 19, 2020 | Mar 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +165.0K | $31.41 | $5.2M | 650.0Kdirect | Mar 18, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +63.3K | $37.32 | $2.4M | 46.7Mindirect | Mar 18, 2020 | Mar 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +2,300 | $33.03 | $76K | 46.7Mindirect | Mar 18, 2020 | Mar 19, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +36.8K | $32.13 | $1.2M | 46.7Mindirect | Mar 18, 2020 | Mar 19, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +99.9K | $31.31 | $3.1M | 46.6Mindirect | Mar 18, 2020 | Mar 19, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +26.0K | $30.58 | $794K | 46.5Mindirect | Mar 18, 2020 | Mar 19, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +165.0K | $33.25 | $5.5M | 485.0Kdirect | Mar 17, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +100 | $35.06 | $4K | 46.5Mindirect | Mar 17, 2020 | Mar 18, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +42.8K | $34.46 | $1.5M | 46.5Mindirect | Mar 17, 2020 | Mar 18, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +69.0K | $33.40 | $2.3M | 46.4Mindirect | Mar 17, 2020 | Mar 18, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +41.1K | $32.51 | $1.3M | 46.4Mindirect | Mar 17, 2020 | Mar 18, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +2,840 | $31.63 | $90K | 46.3Mindirect | Mar 17, 2020 | Mar 18, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +9,160 | $30.21 | $277K | 46.3Mindirect | Mar 17, 2020 | Mar 18, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +160.0K | $31.42 | $5.0M | 320.0Kdirect | Mar 16, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +12.3K | $32.63 | $402K | 46.3Mindirect | Mar 16, 2020 | Mar 17, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +57.2K | $31.88 | $1.8M | 46.3Mindirect | Mar 16, 2020 | Mar 17, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +90.5K | $30.97 | $2.8M | 46.3Mindirect | Mar 16, 2020 | Mar 17, 2020 | Form 4 ↗ |
| Kearns Roger L.EVP, Vinyls Chemicals | Purchase | +5,000 | $29.89 | $149K | 14.2Kdirect | Mar 16, 2020 | Mar 17, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase Amended | +160.0K | $32.94 | $5.3M | 160.0Kdirect | Mar 13, 2020 | Aug 20, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +46.3K | $33.52 | $1.6M | 46.2Mindirect | Mar 13, 2020 | Mar 16, 2020 | Form 4 ↗ |
| TTWFGP LLC10% owner | Purchase | +113.7K | $32.71 | $3.7M | 46.1Mindirect | Mar 13, 2020 | Mar 16, 2020 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −51.6K | $62.42 | $3.2M | 369.9Kdirect | Feb 21, 2020 | Feb 24, 2020 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −5,000 | n/c | — | 0direct | Nov 12, 2019 | Nov 12, 2019 | Form 4 ↗ |
| Mangieri George JSVP & Chief Accounting Officer | Sale | −1,583 | $75.05 | $119K | 1,582direct | Nov 8, 2019 | Nov 12, 2019 | Form 4 ↗ |
| Jenkins Dorothy CDirector · 10% owner | Sale | −390 | $62.30 | $24K | 67.2Kdirect | Aug 20, 2019 | Aug 21, 2019 | Form 4 ↗ |
| RILEY H JOHN JRDirector | Sale | −3,327 | $69.92 | $233K | 22.7Kdirect | Mar 19, 2019 | Mar 20, 2019 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −7,120 | $72.09 | $513K | 324.7Kdirect | Nov 16, 2018 | Nov 19, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −17.4K | $71.62 | $1.2M | 331.8Kdirect | Nov 16, 2018 | Nov 19, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −1,100 | $71.98 | $79K | 318.5Kdirect | Nov 15, 2018 | Nov 16, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −16.3K | $71.48 | $1.2M | 319.6Kdirect | Nov 15, 2018 | Nov 16, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −7,100 | $70.43 | $500K | 335.9Kdirect | Nov 15, 2018 | Nov 16, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −900 | $72.50 | $65K | 312.4Kdirect | Nov 14, 2018 | Nov 16, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −13.2K | $71.77 | $948K | 313.3Kdirect | Nov 14, 2018 | Nov 16, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −10.5K | $70.92 | $746K | 326.5Kdirect | Nov 14, 2018 | Nov 16, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −1,200 | $73.20 | $88K | 306.4Kdirect | Nov 13, 2018 | Nov 14, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −3,600 | $72.47 | $261K | 307.6Kdirect | Nov 13, 2018 | Nov 14, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −10.2K | $71.28 | $727K | 311.2Kdirect | Nov 13, 2018 | Nov 14, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −6,900 | $75.10 | $518K | 296.4Kdirect | Nov 12, 2018 | Nov 14, 2018 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −18.1K | $74.30 | $1.3M | 303.3Kdirect | Nov 12, 2018 | Nov 14, 2018 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −33.3K | $120.69 | $4.0M | 51.5Kdirect | May 24, 2018 | May 25, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −261 | $123.59 | $32K | 15.8Kdirect | May 21, 2018 | May 22, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −9,505 | $123.04 | $1.2M | 16.1Kdirect | May 21, 2018 | May 22, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −2,300 | $121.90 | $280K | 25.6Kdirect | May 21, 2018 | May 22, 2018 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyl Products | Sale | −1,447 | $118.88 | $172K | 2,642direct | May 15, 2018 | May 16, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −23.5K | $117.33 | $2.8M | 15.8Kdirect | May 11, 2018 | May 14, 2018 | Form 4 ↗ |
| Jenkins Dorothy CDirector · 10% owner | Sale | −52 | $117.01 | $6K | 54.7Kdirect | May 10, 2018 | May 11, 2018 | Form 4 ↗ |
| Kenner AndrewSVP - Chemical Manufacturing | Sale | −6,028 | $120.00 | $723K | 11.4Kdirect | Mar 9, 2018 | Mar 12, 2018 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyl Products | Sale | −4,034 | $113.00 | $456K | 4,089direct | Mar 5, 2018 | Mar 6, 2018 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyl Products | Sale | −15.3K | $113.05 | $1.7M | 8,123direct | Mar 5, 2018 | Mar 6, 2018 | Form 4 ↗ |
| Mangieri George JSVP & Chief Accounting Officer | Sale | −2,161 | $113.41 | $245K | 2,160direct | Mar 5, 2018 | Mar 6, 2018 | Form 4 ↗ |
| Kenner AndrewSVP - Chemical Manufacturing | Sale | −24.3K | $110.61 | $2.7M | 14.1Kdirect | Mar 5, 2018 | Mar 6, 2018 | Form 4 ↗ |
| Mangieri George JSVP & Chief Accounting Officer | Sale | −4,335 | $111.22 | $482K | 4,321direct | Feb 28, 2018 | Mar 1, 2018 | Form 4 ↗ |
| BLAKELY ROBERT TDirector | Sale | −4,038 | $111.00 | $448K | 7,662direct | Feb 27, 2018 | Feb 28, 2018 | Form 4 ↗ |
| Teel Lawrence E.EVP, Olefins | Sale | −9,351 | $111.86 | $1.0M | 2,122direct | Feb 26, 2018 | Feb 27, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −3,500 | $112.06 | $392K | 15.8Kdirect | Feb 26, 2018 | Feb 27, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −1,500 | $110.84 | $166K | 19.3Kdirect | Feb 26, 2018 | Feb 27, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −2,000 | $110.64 | $221K | 20.8Kdirect | Feb 22, 2018 | Feb 26, 2018 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −100 | $111.41 | $11K | 3,280direct | Feb 22, 2018 | Feb 23, 2018 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −17.5K | $110.93 | $1.9M | 3,380direct | Feb 22, 2018 | Feb 23, 2018 | Form 4 ↗ |
| Ederington L. BenjaminSVP, GC, CAO and Secretary | Sale | −6,942 | $111.45 | $774K | 12.0Kdirect | Feb 22, 2018 | Feb 23, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −4,000 | $110.97 | $444K | 22.8Kdirect | Feb 22, 2018 | Feb 23, 2018 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −6,500 | $97.83 | $636K | 24.1Kdirect | Dec 4, 2017 | Dec 5, 2017 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyls Products | Sale | −2,674 | $98.50 | $263K | 6,635direct | Dec 1, 2017 | Dec 4, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −16.8K | $95.25 | $1.6M | 274.0Kdirect | Nov 29, 2017 | Nov 30, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −1,010 | $94.85 | $96K | 274.0Kdirect | Nov 28, 2017 | Nov 30, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −24.0K | $94.55 | $2.3M | 275.0Kdirect | Nov 28, 2017 | Nov 30, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −2,966 | $94.25 | $280K | 274.0Kdirect | Nov 27, 2017 | Nov 28, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −22.0K | $93.92 | $2.1M | 277.0Kdirect | Nov 27, 2017 | Nov 28, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −20.0K | $94.58 | $1.9M | 274.0Kdirect | Nov 24, 2017 | Nov 27, 2017 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −66.0K | $94.61 | $6.2M | 119.0Kdirect | Nov 24, 2017 | Nov 27, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −101 | $95.60 | $10K | 274.0Kdirect | Nov 22, 2017 | Nov 27, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −24.9K | $94.89 | $2.4M | 274.1Kdirect | Nov 22, 2017 | Nov 27, 2017 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −10.1K | $95.20 | $962K | 119.0Kdirect | Nov 22, 2017 | Nov 27, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −25.0K | $94.34 | $2.4M | 274.0Kdirect | Nov 21, 2017 | Nov 22, 2017 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −20.4K | $94.27 | $1.9M | 24.1Kdirect | Nov 21, 2017 | Nov 22, 2017 | Form 4 ↗ |
| Buesinger Robert F.EVP, Vinyls Products | Sale | −5,214 | $93.82 | $489K | 9,309direct | Nov 17, 2017 | Nov 20, 2017 | Form 4 ↗ |
| BLAKELY ROBERT TDirector | Sale | −4,367 | $92.33 | $403K | 11.7Kdirect | Nov 14, 2017 | Nov 15, 2017 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −600 | $94.60 | $57K | 44.4Kdirect | Nov 13, 2017 | Nov 15, 2017 | Form 4 ↗ |
| Bender Mark StevenEVP and CFO | Sale | −29.2K | $94.01 | $2.7M | 45.0Kdirect | Nov 13, 2017 | Nov 15, 2017 | Form 4 ↗ |
| Teel Lawrence E.EVP, Olefins | Sale | −800 | $93.99 | $75K | 804direct | Nov 13, 2017 | Nov 15, 2017 | Form 4 ↗ |
| Teel Lawrence E.EVP, Olefins | Sale | −11.9K | $93.99 | $1.1M | 1,604direct | Nov 13, 2017 | Nov 15, 2017 | Form 4 ↗ |
| Mangieri George JSVP & Chief Accounting Officer | Sale | −2,915 | $94.70 | $276K | 3,662direct | Nov 13, 2017 | Nov 15, 2017 | Form 4 ↗ |
| Mangieri George JSVP & Chief Accounting Officer | Sale | −10.5K | $94.37 | $988K | 6,577direct | Nov 13, 2017 | Nov 15, 2017 | Form 4 ↗ |
| Bender Mark StevenExecutive VP & CFO | Sale | −13.8K | $70.22 | $969K | 44.4Kdirect | Aug 15, 2017 | Aug 16, 2017 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −6,578 | $62.21 | $409K | 6,577direct | May 17, 2017 | May 18, 2017 | Form 4 ↗ |
| Bender Mark StevenSr VP, CFO and Treasurer | Sale | −12.0K | $64.32 | $772K | 58.2Kdirect | Mar 10, 2017 | Mar 13, 2017 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −8,193 | $66.25 | $543K | 9,309direct | Mar 1, 2017 | Mar 3, 2017 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −42.2K | $63.35 | $2.7M | 274.0Kdirect | Feb 23, 2017 | Feb 28, 2017 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −300 | $54.57 | $16K | 0indirect | Nov 17, 2016 | Nov 18, 2016 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −9,700 | $53.82 | $522K | 300indirect | Nov 17, 2016 | Nov 18, 2016 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −300 | $54.57 | $16K | 0indirect | Nov 17, 2016 | Nov 18, 2016 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −9,700 | $53.82 | $522K | 300indirect | Nov 17, 2016 | Nov 18, 2016 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −10.0K | $54.45 | $545K | 10.0Kindirect | Nov 16, 2016 | Nov 18, 2016 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −10.0K | $54.45 | $545K | 10.0Kindirect | Nov 16, 2016 | Nov 18, 2016 | Form 4 ↗ |
| Mattina Michael J.Sr. VP, Polyethylene | Sale | −18.3K | $53.78 | $983K | 6,063direct | Nov 15, 2016 | Nov 17, 2016 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −10.0K | $53.06 | $531K | 20.0Kindirect | Nov 15, 2016 | Nov 16, 2016 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −10.0K | $53.06 | $531K | 20.0Kindirect | Nov 15, 2016 | Nov 16, 2016 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −10.0K | $52.84 | $528K | 30.0Kindirect | Nov 14, 2016 | Nov 16, 2016 | Form 4 ↗ |
| Chao AlbertPresident & CEO · Director · 10% owner | Sale | −10.0K | $52.84 | $528K | 30.0Kindirect | Nov 14, 2016 | Nov 16, 2016 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −5,696 | $52.91 | $301K | 12.5Kdirect | Nov 11, 2016 | Nov 14, 2016 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −2,880 | $54.42 | $157K | 8,155direct | Nov 10, 2016 | Nov 14, 2016 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −30.7K | $52.00 | $1.6M | 23.9Kdirect | Aug 23, 2016 | Aug 25, 2016 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −811 | $60.19 | $49K | 23.0Kdirect | Nov 10, 2015 | Nov 12, 2015 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −1,974 | $60.21 | $119K | 23.8Kdirect | Nov 10, 2015 | Nov 12, 2015 | Form 4 ↗ |
| BLAKELY ROBERT TDirector | Sale | −5,143 | $63.00 | $324K | 11.6Kdirect | Aug 11, 2015 | Aug 13, 2015 | Form 4 ↗ |
| Taylor Jeffrey LSr VP, Polyethylene | Sale | −1,297 | $70.50 | $91K | 20.2Kdirect | May 26, 2015 | May 27, 2015 | Form 4 ↗ |
| Taylor Jeffrey LSr VP, Polyethylene | Sale | −6,846 | $70.58 | $483K | 21.5Kdirect | May 26, 2015 | May 27, 2015 | Form 4 ↗ |
| Teel Lawrence E.SVP, Olefins | Sale | −541 | $70.23 | $38K | 353direct | May 11, 2015 | May 12, 2015 | Form 4 ↗ |
| Teel Lawrence E.SVP, Olefins | Sale | −1,584 | $70.25 | $111K | 894direct | May 11, 2015 | May 12, 2015 | Form 4 ↗ |
| Kenner AndrewVP - Manufacturing | Sale | −2,161 | $72.32 | $156K | 10.0Kdirect | May 6, 2015 | May 8, 2015 | Form 4 ↗ |
| Kenner AndrewVP - Manufacturing | Sale | −8,618 | $72.27 | $623K | 12.2Kdirect | May 6, 2015 | May 8, 2015 | Form 4 ↗ |
| Chao JamesDirector · 10% owner | Sale | −30.6K | $95.00 | $2.9M | 100.1Kdirect | Aug 25, 2014 | Aug 27, 2014 | Form 4 ↗ |
| Chao JamesDirector · 10% owner | Sale | −42.4K | $93.57 | $4.0M | 100.1Kdirect | Aug 22, 2014 | Aug 25, 2014 | Form 4 ↗ |
| Chao JamesChairman · Director · 10% owner | Sale | −42.9K | $82.01 | $3.5M | 100.1Kdirect | Jun 9, 2014 | Jun 10, 2014 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −1,872 | $77.36 | $145K | 7,672direct | May 7, 2014 | May 8, 2014 | Form 4 ↗ |
| BLAKELY ROBERT TDirector | Sale | −1,609 | $135.03 | $217K | 7,197direct | Mar 13, 2014 | Mar 14, 2014 | Form 4 ↗ |
| Bender Mark StevenSr VP, CFO and Treasurer | Sale | −17.7K | $133.60 | $2.4M | 21.5Kdirect | Mar 3, 2014 | Mar 4, 2014 | Form 4 ↗ |
| Teel Lawrence E.Vice President, Olefins | Sale | −1,107 | $134.70 | $149K | 618direct | Feb 28, 2014 | Mar 3, 2014 | Form 4 ↗ |
| RILEY H JOHN JRDirector | Sale | −7,375 | $134.70 | $993K | 8,806direct | Feb 28, 2014 | Mar 3, 2014 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −4,232 | $134.50 | $569K | 13.4Kdirect | Feb 28, 2014 | Mar 3, 2014 | Form 4 ↗ |
| Taylor Jeffrey LSr VP, Polyethylene | Sale | −4,314 | $132.62 | $572K | 11.3Kdirect | Feb 27, 2014 | Feb 28, 2014 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −354 | $133.01 | $47K | 12.2Kdirect | Feb 26, 2014 | Feb 27, 2014 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −2,361 | $132.95 | $314K | 3,836direct | Feb 26, 2014 | Feb 27, 2014 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −1,791 | $132.27 | $237K | 12.6Kdirect | Feb 24, 2014 | Feb 26, 2014 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −1,194 | $132.28 | $158K | 14.4Kdirect | Feb 24, 2014 | Feb 26, 2014 | Form 4 ↗ |
| BLAKELY ROBERT TDirector | Sale | −2,534 | $112.21 | $284K | 8,806direct | Nov 25, 2013 | Nov 27, 2013 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −700 | $113.39 | $79K | 7,899direct | Nov 11, 2013 | Nov 13, 2013 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −188 | $113.37 | $21K | 8,599direct | Nov 11, 2013 | Nov 13, 2013 | Form 4 ↗ |
| Bender Mark StevenSr VP, CFO and Treasurer | Sale | −2,930 | $101.00 | $296K | 22.7Kdirect | Aug 12, 2013 | Aug 14, 2013 | Form 4 ↗ |
| Bender Mark StevenSr VP, CFO and Treasurer | Sale | −3,000 | $101.00 | $303K | 25.6Kdirect | Aug 8, 2013 | Aug 12, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −2,025 | $104.67 | $212K | 13.2Kdirect | Aug 1, 2013 | Aug 5, 2013 | Form 4 ↗ |
| LUKENS MAX LVP, General Counsel, Secretary | Sale | −12.8K | $105.71 | $1.4M | 25.2Kdirect | Aug 1, 2013 | Aug 5, 2013 | Form 4 ↗ |
| Wallace StephenVP, General Counsel, Secretary | Sale | −12.8K | $105.71 | $1.4M | 25.2Kdirect | Aug 1, 2013 | Aug 5, 2013 | Form 4 ↗ |
| Kenner AndrewVP - Manufacturing | Sale | −9,607 | $94.13 | $904K | 7,295direct | May 28, 2013 | May 30, 2013 | Form 4 ↗ |
| Wallace StephenVP, General Counsel, Secretary | Sale | −9,092 | $94.02 | $855K | 25.2Kdirect | May 21, 2013 | May 23, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −1,001 | $94.50 | $95K | 13.2Kdirect | May 21, 2013 | May 23, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −1,478 | $90.97 | $134K | 4,178direct | May 8, 2013 | May 10, 2013 | Form 4 ↗ |
| Wallace StephenVP, General Counsel, Secretary | Sale | −13.9K | $89.80 | $1.2M | 25.2Kdirect | May 8, 2013 | May 10, 2013 | Form 4 ↗ |
| Bender Mark StevenSr VP, CFO and Treasurer | Sale | −4,429 | $95.00 | $421K | 28.6Kdirect | Mar 25, 2013 | Mar 26, 2013 | Form 4 ↗ |
| Taylor Jeffrey LSr VP, Polyethylene | Sale | −8,335 | $95.34 | $795K | 12.4Kdirect | Mar 19, 2013 | Mar 21, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −1,000 | $96.50 | $97K | 14.1Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −100 | $96.66 | $10K | 15.1Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −200 | $96.65 | $19K | 15.2Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −400 | $96.64 | $39K | 15.4Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −1 | $96.64 | $97 | 15.8Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −400 | $96.53 | $39K | 15.8Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −100 | $96.53 | $10K | 16.2Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −300 | $96.48 | $29K | 16.3Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −100 | $96.48 | $10K | 16.6Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −200 | $96.43 | $19K | 16.7Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −200 | $96.38 | $19K | 16.9Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −196 | $96.37 | $19K | 17.1Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −100 | $96.37 | $10K | 17.2Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −300 | $96.36 | $29K | 17.3Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Hansen David RSr VP Adminstration | Sale | −2,000 | $96.36 | $193K | 17.6Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −1,017 | $96.07 | $98K | 14.2Kdirect | Mar 14, 2013 | Mar 18, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −300 | $95.09 | $29K | 14.2Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −400 | $95.08 | $38K | 14.5Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −100 | $95.06 | $10K | 14.9Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −100 | $95.10 | $10K | 15.0Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Mangieri George JVP & Chief Accounting Officer | Sale | −391 | $95.11 | $37K | 15.1Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −300 | $94.53 | $28K | 13.1Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −100 | $94.53 | $9K | 13.4Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −328 | $94.51 | $31K | 13.5Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −600 | $94.51 | $57K | 13.8Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −100 | $94.50 | $9K | 14.4Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −1,300 | $94.45 | $123K | 14.5Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −200 | $94.42 | $19K | 15.8Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −2,700 | $94.40 | $255K | 16.0Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −1,000 | $94.35 | $94K | 18.7Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −543 | $94.41 | $51K | 19.7Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −3,750 | $94.40 | $354K | 20.3Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −200 | $94.32 | $19K | 24.0Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −100 | $94.31 | $9K | 24.2Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −700 | $94.30 | $66K | 24.3Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Condon Donald Marion JrSr VP, Corp Bus Dev | Sale | −316 | $94.27 | $30K | 25.0Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| BLAKELY ROBERT TDirector | Sale | −1,400 | $94.96 | $133K | 11.3Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| BLAKELY ROBERT TDirector | Sale | −444 | $94.96 | $42K | 12.7Kdirect | Mar 13, 2013 | Mar 15, 2013 | Form 4 ↗ |
| Teel Lawrence E.Vice President, Olefins | Sale | −421 | $94.52 | $40K | 804direct | Mar 12, 2013 | Mar 14, 2013 | Form 4 ↗ |
| Teel Lawrence E.Vice President, Olefins | Sale | −100 | $94.77 | $9K | 1,225direct | Mar 12, 2013 | Mar 14, 2013 | Form 4 ↗ |
| Teel Lawrence E.Vice President, Olefins | Sale | −315 | $94.72 | $30K | 1,325direct | Mar 12, 2013 | Mar 14, 2013 | Form 4 ↗ |
| Teel Lawrence E.Vice President, Olefins | Sale | −800 | $94.71 | $76K | 1,640direct | Mar 12, 2013 | Mar 14, 2013 | Form 4 ↗ |
| Teel Lawrence E.Vice President, Olefins | Sale | −200 | $94.71 | $19K | 2,440direct | Mar 12, 2013 | Mar 14, 2013 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −100 | $92.78 | $9K | 7,899direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −300 | $92.74 | $28K | 7,999direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −144 | $92.66 | $13K | 8,299direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −1,200 | $92.65 | $111K | 8,443direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| LUKENS MAX LDirector | Sale | −100 | $92.64 | $9K | 9,643direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −100 | $93.82 | $9K | 4,345direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −100 | $93.82 | $9K | 4,445direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −100 | $93.81 | $9K | 4,545direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −200 | $93.81 | $19K | 4,645direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −600 | $93.80 | $56K | 4,845direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −461 | $93.79 | $43K | 5,445direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −100 | $93.78 | $9K | 5,906direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −100 | $93.77 | $9K | 6,006direct | Mar 11, 2013 | Mar 13, 2013 | Form 4 ↗ |
| Buesinger Robert F.Sr. Vice President, Vinyls | Sale | −600 | $93.76 | $56K | 6,106direct | Mar 11, 2013 | Mar 13, 2013 | 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 →