WLKP
Westlake Chemical Partners LP
NYSE: WLKP · BASIC MATERIALS · CHEMICALS
$21.48
-0.19% today
Updated 2026-09-14
Market cap
$771.18M
P/E ratio
13.34
P/S ratio
0.63x
EPS (TTM)
$1.64
Dividend yield
8.60%
52W range
$17 – $23
Volume
0.0M
Westlake Chemical Partners LP (WLKP) Insider transactions
Net insider activity
Net buying (176,792 shares)
Buy transactions
71
Sell transactions
29
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-08-12 | WOELFEL, RANDY | Director | Buy | 5,044 | — | — |
| 2026-08-12 | FRIEL, LISA A. | Director | Buy | 5,044 | — | — |
| 2026-08-12 | FINLEY, G STEPHEN | Director | Buy | 5,044 | — | — |
| 2026-08-06 | WOELFEL, RANDY | Director | Sale | 5,005 | — | — |
| 2026-08-06 | WOELFEL, RANDY | Director | Buy | 5,005 | — | — |
| 2026-08-06 | FRIEL, LISA A. | Director | Sale | 5,005 | — | — |
| 2026-08-06 | FRIEL, LISA A. | Director | Buy | 5,005 | — | — |
| 2026-08-06 | FRIEL, LISA A. | Director | Sale | 2,502 | $21.35 | $53417.70 |
| 2026-08-06 | FINLEY, G STEPHEN | Director | Sale | 5,005 | — | — |
| 2026-08-06 | FINLEY, G STEPHEN | Director | Buy | 5,005 | — | — |
| 2025-08-27 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 95 | $21.25 | $2018.75 |
| 2025-08-21 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 1,250 | $22.02 | $27530.00 |
| 2025-08-20 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 1,250 | $21.86 | $27328.75 |
| 2025-08-15 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 4,700 | $21.84 | $102652.70 |
| 2025-08-07 | WOELFEL, RANDY | Director | Sale | 4,882 | — | — |
| 2025-08-07 | WOELFEL, RANDY | Director | Buy | 4,882 | — | — |
| 2025-08-07 | FRIEL, LISA A. | Director | Sale | 4,882 | — | — |
| 2025-08-07 | FRIEL, LISA A. | Director | Buy | 4,882 | — | — |
| 2025-08-07 | FRIEL, LISA A. | Director | Sale | 2,441 | $21.96 | $53604.36 |
| 2025-08-07 | FINLEY, G STEPHEN | Director | Sale | 4,882 | — | — |
| 2025-08-07 | FINLEY, G STEPHEN | Director | Buy | 4,882 | — | — |
| 2025-08-06 | WOELFEL, RANDY | Director | Buy | 5,005 | — | — |
| 2025-08-06 | FRIEL, LISA A. | Director | Buy | 5,005 | — | — |
| 2025-08-06 | FINLEY, G STEPHEN | Director | Buy | 5,005 | — | — |
| 2025-05-29 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 94 | $22.20 | $2086.99 |
| 2025-05-29 | CHAO, JAMES | Director, Senior Chairman | Sale | 3,700 | $22.10 | $81770.00 |
| 2025-05-28 | CHAO, JAMES | Director, Senior Chairman | Sale | 4,600 | $22.10 | $101660.00 |
| 2025-05-27 | CHAO, JAMES | Director, Senior Chairman | Sale | 5,608 | $22.17 | $124329.36 |
| 2025-02-25 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 83 | $24.75 | $2054.25 |
| 2024-11-27 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 85 | $23.57 | $2003.03 |
| 2024-08-29 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 1,000 | $22.83 | $22830.00 |
| 2024-08-28 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 500 | $22.94 | $11470.00 |
| 2024-08-28 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 320 | $22.95 | $7344.00 |
| 2024-08-27 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 1,000 | $22.95 | $22950.00 |
| 2024-08-26 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 500 | $22.85 | $11422.50 |
| 2024-08-23 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 500 | $22.88 | $11440.00 |
| 2024-08-22 | GILSON, JEAN-MARC | Director, President and CEO | Buy | 427 | $22.60 | $9650.20 |
| 2024-08-12 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 2,692 | $22.63 | $60914.58 |
| 2024-08-09 | WOELFEL, RANDY | Director | Sale | 4,560 | — | — |
| 2024-08-09 | WOELFEL, RANDY | Director | Buy | 4,560 | — | — |
| 2024-08-09 | WOELFEL, RANDY | Director | Sale | 3,420 | $22.94 | $78454.80 |
| 2024-08-09 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 12,000 | $22.99 | $275868.00 |
| 2024-08-09 | FRIEL, LISA A. | Director | Sale | 4,560 | — | — |
| 2024-08-09 | FRIEL, LISA A. | Director | Buy | 4,560 | — | — |
| 2024-08-09 | FRIEL, LISA A. | Director | Sale | 2,280 | $22.94 | $52303.20 |
| 2024-08-09 | FINLEY, G STEPHEN | Director | Sale | 4,560 | — | — |
| 2024-08-09 | FINLEY, G STEPHEN | Director | Buy | 4,560 | — | — |
| 2024-08-07 | WOELFEL, RANDY | Director | Buy | 4,882 | — | — |
| 2024-08-07 | FRIEL, LISA A. | Director | Buy | 4,882 | — | — |
| 2024-08-07 | FINLEY, G STEPHEN | Director | Buy | 4,882 | — | — |
| 2024-05-30 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 2,291 | $22.23 | $50928.93 |
| 2024-05-10 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 7,178 | $22.07 | $158439.99 |
| 2024-05-10 | FRIEL, LISA A. | Director | Sale | 4,884 | — | — |
| 2024-05-10 | FRIEL, LISA A. | Director | Buy | 4,884 | — | — |
| 2024-05-10 | FRIEL, LISA A. | Director | Sale | 2,442 | $22.40 | $54700.80 |
| 2024-05-08 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 10,000 | $22.10 | $221000.00 |
| 2024-03-28 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $22.23 | $111150.00 |
| 2024-03-21 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 4,230 | $22.16 | $93736.80 |
| 2024-03-06 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $22.30 | $111500.00 |
| 2024-02-22 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 10,000 | $22.12 | $221160.00 |
| 2023-11-09 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $21.48 | $107400.00 |
| 2023-11-06 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 10,000 | $22.02 | $220180.00 |
| 2023-08-29 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 10,000 | $22.74 | $227380.00 |
| 2023-08-22 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 11,762 | $22.30 | $262304.36 |
| 2023-08-21 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 643 | $22.11 | $14216.73 |
| 2023-08-17 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $22.08 | $110410.00 |
| 2023-08-16 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 3,349 | $22.23 | $74434.87 |
| 2023-08-15 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 855 | $22.00 | $18806.58 |
| 2023-08-10 | WOELFEL, RANDY | Director | Sale | 4,177 | — | — |
| 2023-08-10 | WOELFEL, RANDY | Director | Buy | 4,177 | — | — |
| 2023-08-10 | WOELFEL, RANDY | Director | Sale | 2,089 | $22.47 | $46939.83 |
| 2023-08-10 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $22.55 | $112750.00 |
| 2023-08-10 | FINLEY, G STEPHEN | Director | Sale | 4,177 | — | — |
| 2023-08-10 | FINLEY, G STEPHEN | Director | Buy | 4,177 | — | — |
| 2023-08-09 | WOELFEL, RANDY | Director | Buy | 4,560 | — | — |
| 2023-08-09 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $23.00 | $115000.00 |
| 2023-08-09 | FRIEL, LISA A. | Director | Buy | 4,560 | — | — |
| 2023-08-09 | FINLEY, G STEPHEN | Director | Buy | 4,560 | — | — |
| 2023-08-07 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $23.00 | $115000.00 |
| 2023-05-10 | FRIEL, LISA A. | Director | Buy | 4,884 | — | — |
| 2023-03-13 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,000 | $21.44 | $107205.00 |
| 2023-03-10 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 10,000 | $22.02 | $220200.00 |
| 2022-11-15 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 4,362 | $22.97 | $100213.46 |
| 2022-11-10 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 5,638 | $22.98 | $129550.53 |
| 2022-08-11 | WOELFEL, RANDY | Director | Sale | 3,726 | — | — |
| 2022-08-11 | WOELFEL, RANDY | Director | Buy | 3,726 | — | — |
| 2022-08-11 | WOELFEL, RANDY | Director | Sale | 1,863 | $25.42 | $47357.46 |
| 2022-08-11 | MINAS, ANGELA A | Director | Sale | 3,726 | — | — |
| 2022-08-11 | MINAS, ANGELA A | Director | Buy | 3,726 | — | — |
| 2022-08-11 | MINAS, ANGELA A | Director | Sale | 1,863 | $25.42 | $47357.46 |
| 2022-08-11 | FINLEY, G STEPHEN | Director | Sale | 3,726 | — | — |
| 2022-08-11 | FINLEY, G STEPHEN | Director | Buy | 3,726 | — | — |
| 2022-08-10 | WOELFEL, RANDY | Director | Buy | 4,177 | — | — |
| 2022-08-10 | MINAS, ANGELA A | Director | Buy | 4,177 | — | — |
| 2022-08-10 | FINLEY, G STEPHEN | Director | Buy | 4,177 | — | — |
| 2022-06-09 | CHAO, JAMES | Director, Chairman, 10% Owner | Sale | 10,000 | — | — |
| 2022-05-31 | CHAO, JAMES | Director, Chairman, 10% Owner | Sale | 29,092 | $26.87 | $781614.76 |
| 2022-05-31 | CHAO, JAMES | Director, Chairman, 10% Owner | Sale | 2,000 | $27.54 | $55080.00 |
| 2022-03-08 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 10,000 | $26.34 | $263400.00 |
| 2022-03-07 | KENNER, ANDREW | SVP, Olefin Material & Corp Pr | Buy | 8,000 | $26.15 | $209224.00 |
Frequently asked questions
Are WLKP insiders buying or selling?
Over the transactions on record, WLKP insiders have been net buyers, with about $1.58M in stock sold across 29 sales, against 40 open-market purchases.
Does insider selling at WLKP mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which WLKP insiders are selling the most?
Recent selling is concentrated in a few names. CHAO, JAMES accounts for the largest share on record, with about $1.14M sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.