Jean-Marc Gilson bought $2,025 of WLKP
President and CEO at Westlake Chemical Partners LP. 95 shares at an average of $21.25, traded Aug 27, 2025, filed Aug 29, 2025.
Score components
- +25RoleCEO
- 0Trade size$2k at market
- -5Relative to holdingsUnder 1% of holdings (0.8%)
- 0Price contextNo price history yet
- 0ClusterNo other insider buying within 14 days
- 0Repeat buyingFirst buy in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
This signal so far: 1m -5.2%, 3m -11.9%, 6m +4.5%.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0002030037-25-000008, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Aug 27, 2025 | POpen-market purchase Common Units | +95 | $21.25 | $2,025 | 11,803 | Aug 29, 2025 |
Related signals
Other insiders at Westlake Chemical Partners LP and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 46Moderate | WLKPbuy Westlake Chemical Partners LP | Jean-Marc Gilson President and CEO | $164k 7,461 shares | +176% | |
| 28Weak | WLKPbuy Westlake Chemical Partners LP | Jean-Marc Gilson President and CEO | $7,344 320 shares | +10% | |
| 49Moderate | WLKPsell Westlake Chemical Partners LP | James Chao Senior Chairman | $82k 3,700 shares | -100% | |
| 53Moderate | WLKPsell Westlake Chemical Partners LP | James Chao Senior Chairman | $226k 10,208 shares | -73% | |
| 30Weak | WLKPbuy Westlake Chemical Partners LP | Andrew Kenner SVP, Olefin Material & Corp Pr | $94k 4,230 shares | +3% | |
| 30Weak | WLKPbuy Westlake Chemical Partners LP | Andrew Kenner SVP, Olefin Material & Corp Pr | $112k 5,000 shares | +4% | |
| 30Weak | WLKPbuy Westlake Chemical Partners LP | Andrew Kenner SVP, Olefin Material & Corp Pr | $221k 10,000 shares | +8% | |
| 40Moderate | WLKPbuy Westlake Chemical Partners LP | Andrew Kenner SVP, Olefin Material & Corp Pr | $107k 5,000 shares | +4% | |
| 40Moderate | WLKPbuy Westlake Chemical Partners LP | Andrew Kenner SVP, Olefin Material & Corp Pr | $220k 10,000 shares | +9% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.