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 |
2021-12-20 Sale |
2021-12-21 4:57 pm |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
7,500 | $28 | $210,000 | 250,491 (Direct) |
View |
2021-12-17 Sale |
2021-12-20 8:09 pm |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
5,000 | $26.13 | $130,650 | 257,991 (Direct) |
View |
2021-11-19 Sale |
2021-11-22 4:52 pm |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
20,000 | $30.3 | $606,000 | 262,991 (Direct) |
View |
2021-10-19 Sale |
2021-10-20 4:44 pm |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
20,000 | $38.08 | $761,621 | 282,991 (Direct) |
View |
2021-09-17 Sale |
2021-09-20 4:53 pm |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
20,000 | $35.76 | $715,190 | 302,991 (Direct) |
View |
2021-08-24 Sale |
2021-08-25 4:41 pm |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
7,500 | $30 | $225,000 | 322,991 (Direct) |
View |
2021-08-19 Sale |
2021-08-23 8:46 pm |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
12,500 | $28.34 | $354,250 | 330,491 (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 |
2022-04-01 Option Award |
2022-04-05 5:03 pm |
N/A 2025-04-01 |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
15,962 | $0 | 264,539 (Direct) |
View |
2022-04-01 Tax Withholding |
2022-04-05 5:03 pm |
N/A N/A |
Certara Inc. | CERT | Choe Jieun W. CHIEF STRATEGY & MARKETING |
1,914 | $21.48 | 264,539 (Direct) |
View |
2021-04-01 Option Award |
2021-04-09 4:21 pm |
N/A N/A |
Certara Inc. | CERT | Choe Jieun W. See Remarks |
18,315 | $0 | 342,991 (Direct) |
View |
Ownership |
2020-12-11 9:03 pm |
N/A N/A |
Certara Inc. | CERT | Choe Jieun W. See Remarks |
0 | $0 | 324,676 (Direct) |
View |