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 |
2020-08-03 Sale |
2020-08-05 8:33 pm |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
21,166 | $286.31 | $6,060,126 | 6,644 (Direct) |
View |
2020-05-18 Sale |
2020-05-20 8:11 pm |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
20,000 | $185.35 | $3,707,040 | 2,848 (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 |
2022-02-03 Exercise |
2022-02-07 8:02 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
5,616 | $0 | 28,473 (Direct) |
View |
2022-02-03 Tax Withholding |
2022-02-07 8:02 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
2,782 | $99.68 | 28,473 (Direct) |
View |
2022-02-03 Option Award |
2022-02-07 8:02 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
5,616 | $0 | 28,473 (Direct) |
View |
2022-02-01 Exercise |
2022-02-02 9:58 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
1,706 | $0 | 39,305 (Direct) |
View |
2022-01-31 Option Award |
2022-02-02 9:58 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
17,576 | $0 | 39,305 (Direct) |
View |
2022-02-01 Tax Withholding |
2022-02-02 9:58 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
590 | $102.32 | 39,305 (Direct) |
View |
2022-01-16 Exercise |
2022-01-19 8:17 pm |
2022-01-16 2022-01-16 |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
4,798 | $0 | 18,907 (Direct) |
View |
2022-01-16 Tax Withholding |
2022-01-19 8:17 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
1,727 | $114.88 | 18,907 (Direct) |
View |
2022-01-16 Option Award |
2022-01-19 8:17 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
4,798 | $0 | 18,907 (Direct) |
View |
2021-11-18 Exercise |
2021-11-22 7:57 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
1,033 | $0 | 16,869 (Direct) |
View |
2021-11-18 Option Award |
2021-11-22 7:57 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
1,033 | $0 | 16,869 (Direct) |
View |
2021-11-18 Tax Withholding |
2021-11-22 7:57 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
513 | $144.71 | 16,869 (Direct) |
View |
2021-08-24 Exercise |
2021-08-26 7:59 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
292 | $0 | 15,900 (Direct) |
View |
2021-08-24 Option Award |
2021-08-26 7:59 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
292 | $0 | 15,900 (Direct) |
View |
2021-08-24 Tax Withholding |
2021-08-26 7:59 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
145 | $121.8 | 15,900 (Direct) |
View |
2021-02-18 Option Award |
2021-04-01 7:36 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
9,629 | $0 | 15,169 (Direct) |
View |
2021-02-18 Tax Withholding |
2021-04-01 7:36 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
4,775 | $210.1 | 15,169 (Direct) |
View |
2021-02-15 Tax Withholding |
2021-02-17 8:45 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
3,766 | $227.97 | 10,315 (Direct) |
View |
2021-02-15 Exercise |
2021-02-17 8:45 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
7,594 | $0 | 10,315 (Direct) |
View |
2021-02-15 Option Award |
2021-02-17 8:45 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
7,594 | $0 | 10,315 (Direct) |
View |
2021-02-03 Exercise |
2021-02-05 6:50 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
5,616 | $0 | 17,719 (Direct) |
View |
2021-02-03 Option Award |
2021-02-05 6:50 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
5,616 | $0 | 17,719 (Direct) |
View |
2021-02-03 Tax Withholding |
2021-02-05 6:50 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
2,498 | $236.85 | 17,719 (Direct) |
View |
2021-02-01 Option Award |
2021-02-03 8:47 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
5,118 | $0 | 5,118 (Direct) |
View |
2020-11-18 Tax Withholding |
2020-11-20 8:13 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
513 | $187.28 | 5,435 (Direct) |
View |
2020-11-18 Exercise |
2020-11-20 8:13 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
1,034 | $0 | 5,435 (Direct) |
View |
2020-11-18 Option Award |
2020-11-20 8:13 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
1,034 | $0 | 5,435 (Direct) |
View |
2020-08-24 Option Award |
2020-08-26 8:39 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
876 | $0 | 876 (Direct) |
View |
2020-08-03 Exercise |
2020-08-05 8:33 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
9,775 | $15.4 | 6,644 (Direct) |
View |
2020-08-03 Exercise |
2020-08-05 8:33 pm |
N/A 2026-02-10 |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
21,166 | $0 | 6,644 (Direct) |
View |
2020-08-03 Exercise |
2020-08-05 8:33 pm |
N/A N/A |
QUIDEL CORP | QDEL | STEWARD RANDALL J Chief Financial Officer |
11,391 | $21.08 | 6,644 (Direct) |
View |