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 |
2023-11-02 Sale |
2023-11-06 7:27 pm |
Donnelley Financial Solutions Inc. | DFIN | Simcoe Capital Management LLC No longer a 10% owner. |
343,206 | $55.55 | $19,066,031 | 177,267 (Indirect) |
View |
2023-08-24 Sale |
2023-08-28 9:32 pm |
Donnelley Financial Solutions Inc. | DFIN | Simcoe Capital Management LLC 10% Owner |
216,609 | $47.13 | $10,208,883 | 271,628 (Indirect) |
View |
2023-08-10 Sale |
2023-08-14 8:02 pm |
Donnelley Financial Solutions Inc. | DFIN | Simcoe Capital Management LLC 10% Owner |
178,926 | $47.81 | $8,553,814 | 298,805 (Indirect) |
View |
2023-05-05 Sale |
2023-05-09 8:37 pm |
Donnelley Financial Solutions Inc. | DFIN | Simcoe Capital Management LLC 10% Owner |
360,932 | $42.65 | $15,394,843 | 309,618 (Indirect) |
View |
2022-05-09 Purchase |
2022-05-11 6:20 pm |
Donnelley Financial Solutions Inc. | DFIN | Simcoe Capital Management LLC 10% Owner |
494,725 | $26.61 | $13,165,509 | 357,590 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
Ownership |
2022-05-11 6:16 pm |
N/A N/A |
Donnelley Financial Solutions Inc. | DFIN | Simcoe Capital Management LLC 10% Owner |
0 | $0 | 3,300,000 (Indirect) |
View |