James H. Quigley serves as Executive at MERRIMACK PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, James H. Quigley has executed 32 insider transactions totaling $560.7K, demonstrating a bullish approach to their equity position. Their most recent transaction on Jul 18, 2025 involved selling 21,409.88 shares valued at $0.
James H. Quigley currently holds 20,014.88 shares of MERRIMACK PHARMACEUTICALS INC (MACK), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, James H. Quigley has been a net buyer of MACK stock. They have purchased $560.7K and sold $0 worth of shares.
James H. Quigley's most recent insider trade was on Jul 18, 2025, when they sold 21,409.88 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jun 2, 2023 | HES | $0 | Gift | 13,378 | $N/A | Discretionary |
| Mar 6, 2023 | HES | $0 | Award | 1,413 | $N/A | Discretionary |
| Mar 6, 2022 | HES | $0 | Award | 1,730 | $N/A | Discretionary |
| Mar 6, 2021 | HES | $0 | Award | 2,332 | $N/A | Discretionary |
| Mar 6, 2020 | HES | $0 | Purchase | 503 | $N/A | Discretionary |
| Mar 6, 2020 | HES | $0 | Award | 3,017 | $N/A | Discretionary |
| Mar 6, 2019 | HES | $0 | Award | 2,643 | $N/A | Discretionary |
| Mar 6, 2019 | HES | $25.1K | Purchase | 442 | $56.74 | Discretionary |
| Jun 25, 2018 | WFC | $37 | Small Acquisition | 0.69 | $54.03 | Discretionary |
| Apr 24, 2018 | WFC | $0 | Award | 103 | $N/A | Discretionary |
| Mar 6, 2018 | HES | $0 | Award | 3,094 | $N/A | Discretionary |
| Mar 6, 2018 | HES | $25.0K | Purchase | 516 | $48.48 | Discretionary |
| Feb 28, 2017 | HES | $25.0K | Purchase | 484 | $51.71 | Discretionary |
| Feb 28, 2017 | HES | $0 | Award | 2,919 | $N/A | Discretionary |
| May 3, 2016 | WFC | $99.9K | Purchase | 2,000 | $49.97 | Discretionary |
| Mar 1, 2016 | HES | $0 | Award | 3,393 | $N/A | Discretionary |
| Mar 1, 2016 | HES | $25.1K | Purchase | 567 | $44.21 | Discretionary |
| Mar 3, 2015 | HES | $0 | Award | 2,014 | $N/A | Discretionary |
| Mar 3, 2015 | HES | $25.0K | Purchase | 336 | $74.47 | Discretionary |
| Aug 5, 2014 | HES | $299 | Small Acquisition | 3 | $99.64 | Discretionary |
| Jul 17, 2014 | HES | $300 | Small Acquisition | 3 | $100.06 | Discretionary |
| May 30, 2014 | HES | $1.0K | Small Acquisition | 11 | $91.41 | Discretionary |
| May 19, 2014 | MACK | $32.9K | Purchase | 5,000 | $6.58 | Discretionary |
| May 1, 2014 | HES | $1.3K | Small Acquisition | 15 | $89.06 | Discretionary |
| Mar 4, 2014 | HES | $0 | Award | 2,178 | $N/A | Discretionary |
| Dec 6, 2013 | MACK | $183.3K | Purchase | 39,000 | $4.70 | Discretionary |
| Mar 6, 2013 | HES | $25.0K | Purchase | 360 | $69.41 | Discretionary |
| Mar 6, 2013 | HES | $0 | Award | 2,161 | $N/A | Discretionary |