Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-04-22 Purchase | 2025-06-09 1:59 pm | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, PEM Segment Head | 83 | $93.39 | $7,751 | 34,932 (Indirect Direct) | View |
| 2025-05-27 Sale | 2025-06-09 1:59 pm | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, PEM Segment Head | 83 | $72.7 | $6,034 | 34,932 (Indirect Direct) | View |
| 2024-11-29 Sale | 2024-12-02 07:49 am | WESTLAKE CORP | WLK | Chao David Tsung-Hung Director | 1,750 | $129.08 | $225,888 | 27,207 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-10-02 Tax Withholding | 2025-10-03 12:20 pm | N/A N/A | WESTLAKE CORP | WLK | Szwejbka Scott Thomas SVP, HIP Segment Head | 3,842 | $76.7 | 12,817 (Direct) | View |
| 2025-10-01 Exercise | 2025-10-03 12:20 pm | N/A N/A | WESTLAKE CORP | WLK | Szwejbka Scott Thomas SVP, HIP Segment Head | 10,840 | $0 | 12,817 (Direct) | View |
| 2025-08-28 Gift | 2025-08-29 07:18 am | N/A N/A | WESTLAKE CORP | WLK | Chao James Senior Chairman | 15,140 | $0 | 39,741 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:18 am | N/A N/A | WESTLAKE CORP | WLK | Graff Michael J Director | 2,168 | $0 | 23,310 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:18 am | N/A N/A | WESTLAKE CORP | WLK | Graff Michael J Director | 1,128 | $0 | 23,310 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:18 am | N/A N/A | WESTLAKE CORP | WLK | Chao Catherine T. Director | 2,168 | $0 | 27,171 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:18 am | N/A N/A | WESTLAKE CORP | WLK | Chao Catherine T. Director | 1,128 | $0 | 27,171 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:17 am | N/A N/A | WESTLAKE CORP | WLK | Chao David Tsung-Hung Director | 2,168 | $0 | 30,503 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:17 am | N/A N/A | WESTLAKE CORP | WLK | Chao David Tsung-Hung Director | 1,128 | $0 | 30,503 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:17 am | N/A N/A | WESTLAKE CORP | WLK | NORTHCUTT R BRUCE Director | 2,168 | $0 | 23,351 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:17 am | N/A N/A | WESTLAKE CORP | WLK | NORTHCUTT R BRUCE Director | 1,128 | $0 | 23,351 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:16 am | N/A N/A | WESTLAKE CORP | WLK | Sabat Carolyn Chao Director | 2,168 | $0 | 5,748 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:16 am | N/A N/A | WESTLAKE CORP | WLK | Sabat Carolyn Chao Director | 1,128 | $0 | 5,748 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:16 am | N/A N/A | WESTLAKE CORP | WLK | MCCOLLUM MARK A Director | 2,168 | $0 | 11,824 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:16 am | N/A N/A | WESTLAKE CORP | WLK | MCCOLLUM MARK A Director | 1,128 | $0 | 11,824 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:16 am | N/A N/A | WESTLAKE CORP | WLK | Lubel Kimberly S Director | 2,168 | $0 | 13,821 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:16 am | N/A N/A | WESTLAKE CORP | WLK | Lubel Kimberly S Director | 1,128 | $0 | 13,821 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:16 am | N/A N/A | WESTLAKE CORP | WLK | CREGG ROGER A Director | 2,168 | $0 | 2,168 (Direct) | View |
| 2025-08-08 Option Award | 2025-08-11 10:15 am | N/A N/A | WESTLAKE CORP | WLK | Sheets Jeffrey Wayne Director | 2,168 | $0 | 14,927 (Direct) | View |
| 2025-08-09 Exercise | 2025-08-11 10:15 am | N/A N/A | WESTLAKE CORP | WLK | Sheets Jeffrey Wayne Director | 1,128 | $0 | 14,927 (Direct) | View |
| 2025-04-11 Option Award | 2025-04-15 6:00 pm | N/A N/A | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, PEM | 17,101 | $0 | 17,101 (Direct) | View |
| 2025-04-11 Option Award | 2025-04-15 6:00 pm | N/A N/A | WESTLAKE CORP | WLK | Szwejbka Scott Thomas SVP, HIP | 8,551 | $0 | 8,551 (Direct) | View |
Ownership | 2025-04-14 6:00 pm | N/A N/A | WESTLAKE CORP | WLK | Szwejbka Scott Thomas SVP, HIP | 0 | $0 | 30,714 (Direct) | View |
| 2025-02-20 Option Award(A) | 2025-03-07 07:00 am | N/A N/A | WESTLAKE CORP | WLK | Chao John Tsung-chen Director | 955 | $0 | 7,038 (Direct) | View |
| 2025-03-05 Tax Withholding(A) | 2025-03-07 07:00 am | N/A N/A | WESTLAKE CORP | WLK | Chao John Tsung-chen Director | 391 | $108.62 | 7,038 (Direct) | View |
| 2025-03-05 Tax Withholding(A) | 2025-03-06 09:05 am | N/A N/A | WESTLAKE CORP | WLK | Chao John Tsung-chen Director | 235 | $108.62 | 7,429 (Direct) | View |
| 2025-02-18 Exercise(A) | 2025-03-06 09:05 am | N/A N/A | WESTLAKE CORP | WLK | Chao John Tsung-chen Director | 513 | $0 | 7,429 (Direct) | View |
| 2025-02-28 Option Award | 2025-03-04 5:30 pm | N/A N/A | WESTLAKE CORP | WLK | Gilson Jean-Marc President and CEO | 8,994 | $0 | 8,994 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:14 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Gilson Jean-Marc President and CEO | 35,140 | $0 | 35,140 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:14 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Chao John Tsung-chen Director | 4,646 | $0 | 11,355 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:14 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Holy Jeffrey Adam VP and CAO | 5,022 | $0 | 8,164 (Direct) | View |
| 2025-02-21 Tax Withholding | 2025-02-24 2:14 pm | N/A N/A | WESTLAKE CORP | WLK | Holy Jeffrey Adam VP and CAO | 341 | $110.54 | 8,164 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:14 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Ederington L. Benjamin EVP, PEM, GC and CAO | 30,510 | $0 | 99,464 (Direct) | View |
| 2025-02-21 Tax Withholding | 2025-02-24 2:14 pm | N/A N/A | WESTLAKE CORP | WLK | Ederington L. Benjamin EVP, PEM, GC and CAO | 2,924 | $110.54 | 99,464 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:13 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Janssens Thomas J. SVP, Ops - PEM & Corp Logistic | 10,261 | $0 | 24,944 (Direct) | View |
| 2025-02-21 Tax Withholding | 2025-02-24 2:13 pm | N/A N/A | WESTLAKE CORP | WLK | Janssens Thomas J. SVP, Ops - PEM & Corp Logistic | 606 | $110.54 | 24,944 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:11 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Chao James Senior Chairman | 65,869 | $0 | 104,375 (Direct) | View |
| 2025-02-21 Tax Withholding | 2025-02-24 2:11 pm | N/A N/A | WESTLAKE CORP | WLK | Chao James Senior Chairman | 6,554 | $110.54 | 104,375 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:10 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Chao Albert Executive Chairman | 82,950 | $0 | 636,379 (Direct) | View |
| 2025-02-21 Tax Withholding | 2025-02-24 2:10 pm | N/A N/A | WESTLAKE CORP | WLK | Chao Albert Executive Chairman | 13,390 | $110.54 | 636,379 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:10 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, HIP, IT & Digital | 24,336 | $0 | 52,429 (Direct) | View |
| 2025-02-21 Tax Withholding | 2025-02-24 2:10 pm | N/A N/A | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, HIP, IT & Digital | 2,738 | $110.54 | 52,429 (Direct) | View |
| 2025-02-21 Option Award | 2025-02-24 2:10 pm | N/A 2035-02-21 | WESTLAKE CORP | WLK | Bender Mark Steven EVP & CFO | 34,489 | $0 | 82,638 (Direct) | View |
| 2025-02-21 Tax Withholding | 2025-02-24 2:10 pm | N/A N/A | WESTLAKE CORP | WLK | Bender Mark Steven EVP & CFO | 3,530 | $110.54 | 82,638 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:41 pm | N/A N/A | WESTLAKE CORP | WLK | Chao John Tsung-chen Director | 513 | $0 | 6,709 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:40 pm | N/A N/A | WESTLAKE CORP | WLK | Ederington L. Benjamin EVP, PEM, GC and CAO | 5,052 | $111.46 | 71,878 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:40 pm | N/A N/A | WESTLAKE CORP | WLK | Ederington L. Benjamin EVP, PEM, GC and CAO | 13,174 | $0 | 71,878 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:40 pm | N/A N/A | WESTLAKE CORP | WLK | Ederington L. Benjamin EVP, PEM, GC and CAO | 216 | $112.76 | 71,878 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:39 pm | N/A N/A | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, HIP, IT & Digital | 3,851 | $111.46 | 30,831 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:39 pm | N/A N/A | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, HIP, IT & Digital | 12,923 | $0 | 30,831 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:39 pm | N/A N/A | WESTLAKE CORP | WLK | Buesinger Robert F. EVP, HIP, IT & Digital | 164 | $112.76 | 30,831 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:39 pm | N/A N/A | WESTLAKE CORP | WLK | Bender Mark Steven EVP & CFO | 50 | $112.46 | 51,679 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:39 pm | N/A N/A | WESTLAKE CORP | WLK | Bender Mark Steven EVP & CFO | 4,264 | $111.46 | 51,679 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:39 pm | N/A N/A | WESTLAKE CORP | WLK | Bender Mark Steven EVP & CFO | 13,987 | $0 | 51,679 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:39 pm | N/A N/A | WESTLAKE CORP | WLK | Bender Mark Steven EVP & CFO | 132 | $112.76 | 51,679 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:38 pm | N/A N/A | WESTLAKE CORP | WLK | Janssens Thomas J. SVP, Ops - PEM & Corp Logistic | 14 | $112.53 | 15,289 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:38 pm | N/A N/A | WESTLAKE CORP | WLK | Janssens Thomas J. SVP, Ops - PEM & Corp Logistic | 322 | $111.46 | 15,289 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:38 pm | N/A N/A | WESTLAKE CORP | WLK | Janssens Thomas J. SVP, Ops - PEM & Corp Logistic | 1,313 | $0 | 15,289 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:36 pm | N/A N/A | WESTLAKE CORP | WLK | Holy Jeffrey Adam VP and CAO | 210 | $111.46 | 3,483 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:36 pm | N/A N/A | WESTLAKE CORP | WLK | Holy Jeffrey Adam VP and CAO | 702 | $0 | 3,483 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:36 pm | N/A N/A | WESTLAKE CORP | WLK | Holy Jeffrey Adam VP and CAO | 9 | $112.76 | 3,483 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:34 pm | N/A N/A | WESTLAKE CORP | WLK | Chao James Senior Chairman | 2,193 | $111.46 | 45,060 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:34 pm | N/A N/A | WESTLAKE CORP | WLK | Chao James Senior Chairman | 8,796 | $0 | 45,060 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:34 pm | N/A N/A | WESTLAKE CORP | WLK | Chao James Senior Chairman | 94 | $112.76 | 45,060 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:30 pm | N/A N/A | WESTLAKE CORP | WLK | Chao Albert Executive Chairman | 249 | $112.73 | 566,819 (Direct) | View |
| 2025-02-19 Tax Withholding | 2025-02-20 2:30 pm | N/A N/A | WESTLAKE CORP | WLK | Chao Albert Executive Chairman | 5,820 | $111.46 | 566,819 (Direct) | View |
| 2025-02-18 Exercise | 2025-02-20 2:30 pm | N/A N/A | WESTLAKE CORP | WLK | Chao Albert Executive Chairman | 17,972 | $0 | 566,819 (Direct) | View |
| 2025-02-18 Tax Withholding | 2025-02-19 09:19 am | N/A N/A | WESTLAKE CORP | WLK | Janssens Thomas J. SVP, Ops - PEM & Corp Logistic | 790 | $115.29 | 14,312 (Direct) | View |
| 2025-02-14 Exercise | 2025-02-19 09:19 am | N/A N/A | WESTLAKE CORP | WLK | Janssens Thomas J. SVP, Ops - PEM & Corp Logistic | 3,039 | $0 | 14,312 (Direct) | View |
| 2025-02-18 Tax Withholding | 2025-02-19 09:18 am | N/A N/A | WESTLAKE CORP | WLK | Ederington L. Benjamin EVP, PEM, GC and CAO | 1,895 | $115.29 | 63,972 (Direct) | View |
| 2025-02-14 Exercise | 2025-02-19 09:18 am | N/A N/A | WESTLAKE CORP | WLK | Ederington L. Benjamin EVP, PEM, GC and CAO | 7,597 | $0 | 63,972 (Direct) | View |
| 2024-12-10 Option Award | 2024-12-10 7:24 pm | N/A N/A | WESTLAKE CORP | WLK | CREGG ROGER A Director | 1,339 | $0 | 1,339 (Direct) | View |