Brian Piekos serves as Executive at AMAG PHARMACEUTICALS, INC., where they oversee executive responsibilities. Since joining the company, Brian Piekos has executed 9 insider transactions totaling $160.1K, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 23, 2026 involved selling 1,767 shares valued at $27.5K.
Brian Piekos currently holds 13,762 shares of AMAG PHARMACEUTICALS, INC. (AMAG), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Brian Piekos has been a net seller of AMAG stock. They have purchased $72.4K and sold $87.6K worth of shares.
Brian Piekos's most recent insider trade was on Feb 23, 2026, when they sold 1,767 shares at $15.57 per share.
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| $N/A |
| Discretionary |
| Feb 21, 2026 | KALV | $0 | Option Exercise | 5,000 | $N/A | Discretionary |
| Jan 16, 2026 | KALV | $0 | Award | 100,000 | $N/A | Discretionary |
| Nov 24, 2025 | KALV | $60.1K | Sale | 4,471 | $13.45 | Discretionary |
| Nov 21, 2025 | KALV | $0 | Option Exercise | 15,000 | $N/A | Discretionary |
| May 31, 2022 | GMTX | $10.9K | Award | 9,960 | $1.09 | Discretionary |
| May 14, 2021 | GMTX | $72.4K | Purchase | 7,655 | $9.46 | Discretionary |
| Nov 16, 2020 | AMAG | $0 | Disposition | 31,538 | $N/A | Discretionary |