Westlake Chemical Partners LP (WLKP)
Westlake Chemical Partners LP (WLKP) Insider Trading
Directors, officers and holders of more than 10% of WLKP report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 34 most recent of 34 transactions on file: 9 with code P, 3 with code S and 22 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 12, 2026 | FINLEY G STEPHEN | Director | A Award | 5,044 | Not measured | Not measured |
| Aug 12, 2026 | WOELFEL RANDY | Director | A Award | 5,044 | Not measured | Not measured |
| Aug 12, 2026 | Friel Lisa A. | Director | A Award | 5,044 | Not measured | Not measured |
| Aug 6, 2026 | Friel Lisa A. | Director | M Exercise | 5,005 | Not measured | Not measured |
| Aug 6, 2026 | Friel Lisa A. | Director | D Disposition | 2,502 | $21.35 | $53,418 |
| Aug 6, 2026 | WOELFEL RANDY | Director | M Exercise | 5,005 | Not measured | Not measured |
| Aug 6, 2026 | WOELFEL RANDY | Director | D Disposition | 5,005 | $21.35 | $106,857 |
| Aug 6, 2026 | FINLEY G STEPHEN | Director | M Exercise | 5,005 | Not measured | Not measured |
| Aug 6, 2026 | Friel Lisa A. | Director | M Exercise | 5,005 | Not measured | Not measured |
| Aug 6, 2026 | FINLEY G STEPHEN | Director | M Exercise | 5,005 | Not measured | Not measured |
| Aug 6, 2026 | WOELFEL RANDY | Director | M Exercise | 5,005 | Not measured | Not measured |
| Aug 27, 2025 | Gilson Jean-Marc | President and CEO | P Purchase | 95 | $21.25 | $2,025 |
| Aug 21, 2025 | Gilson Jean-Marc | President and CEO | P Purchase | 1,250 | $22.02 | $27,530 |
| Aug 20, 2025 | Gilson Jean-Marc | President and CEO | P Purchase | 1,250 | $21.86 | $27,329 |
| Aug 15, 2025 | Gilson Jean-Marc | President and CEO | P Purchase | 4,700 | $21.84 | $102,653 |
| Aug 7, 2025 | FINLEY G STEPHEN | Director | M Exercise | 4,882 | Not measured | Not measured |
| Aug 7, 2025 | FINLEY G STEPHEN | Director | M Exercise | 4,882 | Not measured | Not measured |
| Aug 7, 2025 | WOELFEL RANDY | Director | M Exercise | 4,882 | Not measured | Not measured |
| Aug 7, 2025 | Friel Lisa A. | Director | M Exercise | 4,882 | Not measured | Not measured |
| Aug 7, 2025 | Friel Lisa A. | Director | D Disposition | 2,441 | $21.96 | $53,604 |
| Aug 7, 2025 | Friel Lisa A. | Director | M Exercise | 4,882 | Not measured | Not measured |
| Aug 7, 2025 | WOELFEL RANDY | Director | D Disposition | 4,882 | $21.96 | $107,209 |
| Aug 7, 2025 | WOELFEL RANDY | Director | M Exercise | 4,882 | Not measured | Not measured |
| Aug 6, 2025 | WOELFEL RANDY | Director | A Award | 5,005 | Not measured | Not measured |
| Aug 6, 2025 | Friel Lisa A. | Director | A Award | 5,005 | Not measured | Not measured |
| Aug 6, 2025 | FINLEY G STEPHEN | Director | A Award | 5,005 | Not measured | Not measured |
| May 29, 2025 | Chao James | Senior Chairman | S Sale | 3,700 | $22.10 | $81,770 |
| May 29, 2025 | Gilson Jean-Marc | President and CEO | P Purchase | 94 | $22.20 | $2,081 |
| May 28, 2025 | Chao James | Senior Chairman | S Sale | 4,600 | $22.10 | $101,660 |
| May 27, 2025 | Chao James | Senior Chairman | S Sale | 5,608 | $22.17 | $124,329 |
| Feb 25, 2025 | Gilson Jean-Marc | President and CEO | P Purchase | 83 | $24.75 | $2,042 |
| Nov 27, 2024 | Gilson Jean-Marc | President and CEO | P Purchase | 85 | $23.57 | $2,002 |
| Aug 29, 2024 | Gilson Jean-Marc | President and CEO | P Purchase | 1,000 | $22.83 | $22,830 |
| Aug 28, 2024 | Gilson Jean-Marc | President and CEO | P Purchase | 320 | $22.95 | $7,344 |
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.