Mary Ann Gray serves as Executive at DYAX CORP, where they oversee executive responsibilities. Since joining the company, Mary Ann Gray has executed 49 insider transactions totaling $896.0K, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 30, 2026 involved receiving (via award) 4,956 shares valued at $0.
Mary Ann Gray currently holds 4,956 shares of DYAX CORP (DYAX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mary Ann Gray has been a net seller of DYAX stock. They have purchased $48.2K and sold $847.8K worth of shares.
Mary Ann Gray's most recent insider trade was on Jan 30, 2026, when they sold 4,956 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Dec 31, 2023 | BCAB | $0 | Award | 5,995 | $N/A | Discretionary |
| Sep 30, 2023 | BCAB | $0 | Award | 8,676 | $N/A | Discretionary |
| Jun 30, 2023 | BCAB | $0 | Award | 4,916 | $N/A | Discretionary |
| Mar 31, 2023 | BCAB | $0 | Award | 5,503 | $N/A | Discretionary |
| Mar 7, 2022 | SRPT | $0 | Award | 2,953 | $N/A | Discretionary |
| Dec 10, 2021 | SRPT | $0 | Option Exercise | 967 | $N/A | Discretionary |
| Mar 3, 2021 | SRPT | $0 | Award | 2,726 | $N/A | Discretionary |
| Dec 10, 2020 | SRPT | $0 | Option Exercise | 967 | $N/A | Discretionary |
| Feb 28, 2020 | SRPT | $0 | Award | 2,075 | $N/A | Discretionary |
| Dec 10, 2019 | SRPT | $0 | Option Exercise | 967 | $N/A | Discretionary |
| Mar 4, 2019 | SRPT | $0 | Award | 1,633 | $N/A | Discretionary |
| Nov 2, 2018 | SNMX | $15.0K | Tender | 10,000 | $1.50 | Discretionary |
| Aug 14, 2018 | JNP | $186.8K | Disposition | 16,244 | $11.50 | Discretionary |
| Oct 10, 2017 | GALE | $5.9K | Award | 15,472 | $0.38 | Discretionary |
| Jul 6, 2017 | GALE | $5.8K | Award | 9,866 | $0.59 | Discretionary |
| Jun 30, 2017 | JNP | $0 | Award | 8,910 | $N/A | Discretionary |
| Apr 10, 2017 | GALE | $5.2K | Award | 8,815 | $0.59 | Discretionary |
| Mar 24, 2017 | SNMX | $10.0K | Purchase | 10,000 | $1.00 | Discretionary |
| Jan 20, 2017 | GALE | $5.0K | Award | 2,525 | $1.98 | Discretionary |
| Aug 2, 2016 | JNP | $0 | Award | 6,064 | $N/A | Discretionary |
| Jun 7, 2016 | ACAD | $90.4K | Option Exercise | 10,000 | $9.04 | Discretionary |
| Jun 7, 2016 | ACAD | $60.0K | Option Exercise | 6,637 | $9.04 | Discretionary |
| Apr 7, 2016 | ACAD | $75.0K | Option Exercise | 55,147 | $1.36 | Discretionary |
| Apr 7, 2016 | ACAD | $13.6K | Option Exercise | 10,000 | $1.36 | Discretionary |
| Apr 7, 2016 | ACAD | $13.0K | Option Exercise | 10,000 | $1.30 | Discretionary |
| Apr 7, 2016 | ACAD | $75.0K | Option Exercise | 57,692 | $1.30 | Discretionary |
| Apr 5, 2016 | JNP | $0 | Award | 1,270 | $N/A | Discretionary |
| Jan 22, 2016 | DYAX | $0 | Disposition | 232,440 | $N/A | Discretionary |