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 |
| 2023-08-10 Purchase | 2023-08-14 4:06 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 4,000 | $12.48 | $49,904 | 133,105 (Indirect) | View |
| 2022-06-09 Purchase | 2022-06-13 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 4,452 | $5.1478 | $22,918 | 131,105 (Indirect) | View |
| 2022-06-07 Purchase | 2022-06-09 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 649 | $5.1003 | $3,310 | 126,653 (Indirect) | View |
| 2022-05-24 Purchase | 2022-05-26 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 2,455 | $5.0895 | $12,495 | 126,004 (Indirect) | View |
| 2022-05-19 Purchase | 2022-05-23 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 512 | $5.0428 | $2,582 | 123,549 (Indirect) | View |
| 2022-05-17 Purchase | 2022-05-19 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,225 | $5.082 | $26,554 | 123,037 (Indirect) | View |
| 2022-05-12 Purchase | 2022-05-16 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 2,474 | $5.0407 | $12,471 | 117,812 (Indirect) | View |
| 2022-04-21 Purchase | 2022-04-25 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,000 | $6.0002 | $30,001 | 115,338 (Indirect) | View |
| 2022-03-30 Purchase | 2022-04-01 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 461 | $6.1848 | $2,851 | 110,338 (Indirect) | View |
| 2022-03-28 Purchase | 2022-03-29 5:30 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,000 | $6.1643 | $30,822 | 109,877 (Indirect) | View |
| 2022-03-22 Purchase | 2022-03-24 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 400 | $6.1138 | $2,446 | 104,877 (Indirect) | View |
| 2022-03-15 Purchase | 2022-03-17 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 4,649 | $6.1423 | $28,556 | 104,477 (Indirect) | View |
| 2022-03-11 Purchase | 2022-03-15 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 10,000 | $6.0527 | $60,527 | 99,828 (Indirect) | View |
| 2022-02-18 Purchase | 2022-02-23 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 3,351 | $5.9593 | $19,970 | 89,828 (Indirect) | View |
| 2022-02-16 Purchase | 2022-02-18 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 12,945 | $6.169 | $79,857 | 86,477 (Indirect) | View |
| 2022-02-14 Purchase | 2022-02-16 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 1,923 | $5.9731 | $11,486 | 73,532 (Indirect) | View |
| 2022-01-27 Purchase | 2022-01-31 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 673 | $4.6 | $3,096 | 71,609 (Indirect) | View |
| 2022-01-26 Purchase | 2022-01-27 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 3,100 | $4.5552 | $14,121 | 70,936 (Indirect) | View |
| 2022-01-21 Purchase | 2022-01-25 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 9,105 | $4.3988 | $40,051 | 67,836 (Indirect) | View |
| 2022-01-18 Purchase | 2022-01-20 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,000 | $4.5379 | $22,689 | 58,731 (Indirect) | View |
| 2022-01-13 Purchase | 2022-01-18 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 10,000 | $4.4674 | $44,674 | 53,731 (Indirect) | View |
| 2022-01-11 Purchase | 2022-01-13 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 10,000 | $4.1799 | $41,799 | 43,731 (Indirect) | View |
| 2021-04-12 Purchase | 2021-04-14 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 973 | $6.069 | $5,905 | 33,731 (Indirect) | View |
| 2021-04-09 Purchase | 2021-04-12 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 1,200 | $6.1 | $7,320 | 32,758 (Indirect) | View |
| 2021-04-07 Purchase | 2021-04-09 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 2,127 | $6.19 | $13,166 | 31,558 (Indirect) | View |
| 2021-03-31 Purchase | 2021-04-01 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 500 | $6.189 | $3,095 | 29,431 (Indirect) | View |
| 2021-03-25 Purchase | 2021-03-26 5:46 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 200 | $6.13 | $1,226 | 28,931 (Indirect) | View |
| 2021-03-23 Purchase | 2021-03-25 5:50 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 8,627 | $6.3921 | $55,145 | 28,731 (Indirect) | View |
| 2021-03-16 Purchase | 2021-03-17 5:08 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,000 | $6.7912 | $33,956 | 20,104 (Indirect) | View |
| 2021-02-23 Purchase | 2021-03-05 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,000 | $7.2009 | $36,005 | 15,104 (Indirect) | View |
| 2021-02-12 Purchase | 2021-02-17 4:05 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,000 | $7.4684 | $37,342 | 10,104 (Indirect) | View |
| 2021-02-10 Purchase | 2021-02-12 6:16 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 5,104 | $7.7497 | $39,554 | 5,104 (Indirect) | View |
| 2020-07-22 Sale | 2020-07-24 7:03 pm | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 193,509 | $3.0824 | $596,465 | 0 (Indirect 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 |
| 2023-06-06 Option Award | 2023-06-08 4:05 pm | N/A 2033-06-05 | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 8,000 | $0 | 32,000 (Direct) | View |
| 2022-06-06 Option Award | 2022-06-07 4:05 pm | N/A 2032-06-05 | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 8,000 | $0 | 24,000 (Direct) | View |
| 2021-06-10 Option Award | 2021-06-14 4:05 pm | N/A 2031-06-09 | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 8,000 | $0 | 8,000 (Direct) | View |
| 2020-07-30 Option Award | 2020-08-03 9:07 pm | N/A 2030-07-29 | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L See Remarks | 8,000 | $0 | 8,000 (Direct) | View |
| 2019-10-17 Option Award | 2019-10-21 07:55 am | N/A 2029-10-16 | MERRIMACK PHARMACEUTICALS INC | MACK | CROCKER GARY L President | 8,000 | $0 | 8,000 (Direct) | View |