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 |
Ownership |
2025-01-30 3:53 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
0 | $0 | 107,950 (Direct) |
View |
Ownership |
2024-02-01 5:27 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
0 | $0 | 103,864 (Indirect) |
View |
2023-12-05 Ownership |
2024-02-01 5:27 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
1,036 | $0 | 103,864 (Direct) |
View |
Ownership |
2023-02-06 1:37 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
0 | $0 | 99,691 (Indirect) |
View |
2022-11-23 Ownership |
2023-02-06 1:37 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
651 | $0 | 99,691 (Direct) |
View |
2022-03-16 Option Award |
2022-03-17 2:58 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
500 | $0 | 93,119 (Direct) |
View |
Ownership |
2022-02-04 3:47 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
0 | $0 | 92,619 (Direct) |
View |
2021-03-18 Option Award |
2021-03-19 1:55 pm |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
500 | $0 | 85,080 (Direct) |
View |
Ownership |
2021-02-04 11:11 am |
N/A N/A |
CENTRAL SECURITIES CORP | CET | CALDER DONALD G Director |
0 | $0 | 84,580 (Direct) |
View |