Patti A. Humble bought $250k of ECVT
director at Ecovyst Inc.. 24,875 shares at an average of $10.05, traded Sep 10, 2026, filed Sep 14, 2026.
Score components
- +15RoleDirector
- +13Trade size$250k at market
- +10Relative to holdingsHoldings up 273%
- 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.
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 0001708035-26-000099, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Sep 10, 2026 | POpen-market purchase Common Stock | +24,875 | $10.05 | $250k | 33,974 | 28 d ago |
Related signals
Other insiders at Ecovyst Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 31Weak | ECVTsell Ecovyst Inc. | Susan F Ward director | $126k 15,000 shares | -16% |
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.