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 |
2024-08-05 Purchase |
2024-08-06 4:01 pm |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
4,807 | $6.2597 | $30,090 | 544,609 (Direct) |
View |
2022-08-04 Purchase |
2022-08-08 4:31 pm |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
11,400 | $8.7941 | $100,253 | 454,086 (Direct) |
View |
2022-05-12 Purchase |
2022-05-16 4:30 pm |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
5,200 | $9.6199 | $50,023 | 442,686 (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 |
2025-02-03 Option Award |
2025-02-05 4:09 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
35,944 | $0 | 557,574 (Direct) |
View |
2025-01-22 Tax Withholding |
2025-01-23 4:08 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
5,522 | $7.96 | 521,630 (Direct) |
View |
2025-01-05 Tax Withholding |
2025-01-07 5:15 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
17,457 | $7.755 | 527,152 (Direct) |
View |
2024-01-22 Option Award |
2024-01-24 4:42 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
45,403 | $0 | 539,802 (Direct) |
View |
2023-07-01 Tax Withholding |
2023-07-05 4:30 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
52,830 | $11.37 | 494,399 (Direct) |
View |
2023-03-08 Option Award |
2023-03-09 6:07 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
12,306 | $0 | 547,229 (Direct) |
View |
2023-01-16 Option Award |
2023-01-18 4:32 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
60,976 | $0 | 534,923 (Direct) |
View |
2022-11-16 Exercise |
2022-11-18 4:22 pm |
2017-11-01 2025-11-01 |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
19,861 | $0 | 473,947 (Direct) |
View |
2022-11-16 Exercise |
2022-11-18 4:22 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
19,861 | $1.88 | 473,947 (Direct) |
View |
2022-03-01 Option Award |
2022-03-03 4:31 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
24,335 | $0 | 437,486 (Direct) |
View |
2022-01-17 Option Award |
2022-01-19 4:21 pm |
N/A N/A |
Ecovyst Inc. | ECVT | Koscinski Joseph S. See Remarks |
194,364 | $0 | 413,151 (Direct) |
View |
2021-01-18 Option Award |
2021-01-20 8:48 pm |
N/A N/A |
PQ Group Holdings Inc. | PQG | Koscinski Joseph S. See Remarks |
81,222 | $0 | 218,787 (Direct) |
View |