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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-03-06 Exercise |
2025-03-10 6:36 pm |
2016-06-14 2025-05-19 |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
26,664 | $3.93 | 119,299 (Direct) |
View |
2024-05-23 Option Award |
2024-05-24 4:30 pm |
N/A N/A |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
6,256 | $0 | 92,635 (Direct) |
View |
2023-05-25 Option Award |
2023-05-26 4:54 pm |
N/A N/A |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
7,827 | $0 | 86,379 (Direct) |
View |
2023-03-14 Exercise |
2023-03-16 7:12 pm |
N/A 2023-05-13 |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
16,000 | $2.82 | 78,552 (Direct) |
View |
2022-06-27 Option Award |
2022-06-29 3:30 pm |
N/A N/A |
CME GROUP INC. | CME | CHOOKASZIAN DENNIS Director |
693 | $209.44 | 17,040 (Direct) |
View |
2022-05-26 Option Award |
2022-05-31 6:07 pm |
N/A N/A |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
9,050 | $0 | 62,552 (Direct) |
View |
2022-03-07 Exercise |
2022-03-08 09:23 am |
N/A 2022-05-16 |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
16,000 | $0 | 53,502 (Direct) |
View |
2022-03-07 Exercise |
2022-03-08 09:23 am |
N/A N/A |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
16,000 | $6.51 | 53,502 (Direct) |
View |
2022-01-25 Option Award |
2022-01-26 3:18 pm |
N/A N/A |
CME GROUP INC. | CME | CHOOKASZIAN DENNIS Director |
47 | $0 | 16,347 (Direct) |
View |
2021-12-13 Option Award |
2021-12-17 5:14 pm |
N/A N/A |
PILLARSTONE CAPITAL REIT | PRLE | CHOOKASZIAN DENNIS Director 10% Owner |
22,900 | $0 | 117,651 (Direct) |
View |
2021-06-25 Option Award |
2021-06-29 7:57 pm |
N/A N/A |
CME GROUP INC. | CME | CHOOKASZIAN DENNIS Director |
551 | $218.12 | 16,300 (Direct) |
View |
2021-06-03 Option Award |
2021-06-04 4:29 pm |
N/A N/A |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
8,348 | $0 | 37,502 (Direct) |
View |
2020-12-17 Option Award |
2020-12-17 4:40 pm |
N/A N/A |
PILLARSTONE CAPITAL REIT | PRLE | CHOOKASZIAN DENNIS Director 10% Owner |
26,086 | $0 | 94,751 (Direct) |
View |
2020-08-12 Option Award |
2020-08-12 5:15 pm |
N/A N/A |
PILLARSTONE CAPITAL REIT | PRLE | CHOOKASZIAN DENNIS Director 10% Owner |
66,666 | $0 | 68,665 (Direct) |
View |
2020-06-25 Option Award |
2020-06-29 6:08 pm |
N/A N/A |
CME GROUP INC. | CME | CHOOKASZIAN DENNIS Director |
712 | $0 | 15,749 (Direct) |
View |
2020-05-28 Option Award |
2020-05-29 4:18 pm |
N/A N/A |
PERDOCEO EDUCATION Corp | PRDO | CHOOKASZIAN DENNIS Director |
7,535 | $0 | 29,154 (Direct) |
View |