In the last 12 months, insiders at Acumen Pharmaceuticals, Inc. ($ABOS) filed 158 transactions with the SEC: 1 open-market purchases totaling $39,999,998 and 62 sales totaling $1,188,914. Net insider sentiment: net buying.
Acumen Pharmaceuticals, Inc. operates in the Biological products, (no disgnostic substances) industry (Life sciences sector).
Most Active Insiders
- RA CAPITAL MANAGEMENT, L.P. (Director) — 2 transactions totaling $39,999,998
- RA CAPITAL MANAGEMENT, L.P. (Not found) — 4 transactions totaling $20,000,000
- Meisner Derek M (Chief Legal Officer & Corp Sec) — 33 transactions totaling $359,993
- Ives Jeffrey L. (Director) — 10 transactions totaling $303,853
- OConnell Daniel Joseph (Chief Executive Officer) — 14 transactions totaling $271,098
View all SEC Filings for Acumen Pharmaceuticals, Inc. (ABOS).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 16, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | A | Common Stock | 6060606 | $3.30 | 20,992,669.0000 | 60,573,425 | 40.59% | 10.01% |
| March 6, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Employee Stock Option (right to buy) | 2090 | $0.00 | 71,048.0000 | 60,573,425 | 2.86% | 0.00% |
| March 6, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Common Stock | 2090 | $1.85 | 176,089.0000 | 60,573,425 | 1.20% | 0.00% |
| March 6, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 2090 | $3.26 | 173,999.0000 | 60,573,425 | 1.19% | 0.00% |
| Feb. 27, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Employee Stock Option (right to buy) | 9406 | $0.00 | 73,138.0000 | 60,573,425 | 11.40% | 0.02% |
| Feb. 27, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Common Stock | 9406 | $1.85 | 183,405.0000 | 60,573,425 | 5.41% | 0.02% |
| Feb. 27, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 9406 | $3.01 | 173,999.0000 | 60,573,425 | 5.13% | 0.02% |
| Jan. 26, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Common Stock | 15085 | $1.85 | 189,084.0000 | 60,573,425 | 8.67% | 0.02% |
| Jan. 28, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Common Stock | 2671 | $1.85 | 176,670.0000 | 60,573,425 | 1.54% | 0.00% |
| Jan. 28, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 2671 | $3.00 | 173,999.0000 | 60,573,425 | 1.51% | 0.00% |
| Jan. 26, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Employee Stock Option (right to buy) | 15085 | $0.00 | 85,215.0000 | 60,573,425 | 15.04% | 0.02% |
| Jan. 28, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | M | Employee Stock Option (right to buy) | 2671 | $0.00 | 82,544.0000 | 60,573,425 | 3.13% | 0.00% |
| Jan. 26, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 15085 | $3.00 | 173,999.0000 | 60,573,425 | 7.98% | 0.02% |
| Jan. 21, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 9346 | $1.81 | 883,964.0000 | 60,573,425 | 1.05% | 0.02% |
| Jan. 22, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 1054 | $1.84 | 179,632.0000 | 60,573,425 | 0.58% | 0.00% |
| Jan. 21, 2026 | Barton Russell | Chief Operating Officer | S | Common Stock | 2315 | $1.81 | 205,554.0000 | 60,573,425 | 1.11% | 0.00% |
| Jan. 22, 2026 | Barton Russell | Chief Operating Officer | S | Common Stock | 462 | $1.84 | 205,092.0000 | 60,573,425 | 0.22% | 0.00% |
| Jan. 21, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 2247 | $1.81 | 180,686.0000 | 60,573,425 | 1.23% | 0.00% |
| Jan. 22, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 2689 | $1.88 | 881,275.0000 | 60,573,425 | 0.30% | 0.00% |
| Jan. 23, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 5633 | $1.90 | 173,999.0000 | 60,573,425 | 3.14% | 0.01% |
| Jan. 21, 2026 | Siemers Eric | Chief Medical Officer | S | Common Stock | 2331 | $1.80 | 256,266.0000 | 60,573,425 | 0.90% | 0.00% |
| Jan. 22, 2026 | Siemers Eric | Chief Medical Officer | S | Common Stock | 895 | $1.82 | 255,371.0000 | 60,573,425 | 0.35% | 0.00% |
| Jan. 21, 2026 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 2473 | $1.81 | 306,611.0000 | 60,573,425 | 0.80% | 0.00% |
| Jan. 22, 2026 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 1687 | $1.86 | 304,924.0000 | 60,573,425 | 0.55% | 0.00% |
| Jan. 16, 2026 | Siemers Eric | Chief Medical Officer | A | Employee Stock Option (right to buy) | 148700 | $0.00 | 148,700.0000 | 60,573,425 | 9999.99% | 0.25% |
| Jan. 16, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | A | Employee Stock Option (right to buy) | 148700 | $0.00 | 148,700.0000 | 60,573,425 | 9999.99% | 0.25% |
| Jan. 16, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | A | Common Stock | 99133 | $0.00 | 182,933.0000 | 60,573,425 | 118.30% | 0.16% |
| Jan. 16, 2026 | Zuga Matt | CFO & Chief Business Officer | A | Employee Stock Option (right to buy) | 148700 | $0.00 | 148,700.0000 | 60,573,425 | 9999.99% | 0.25% |
| Jan. 16, 2026 | Zuga Matt | CFO & Chief Business Officer | A | Common Stock | 99133 | $0.00 | 309,084.0000 | 60,573,425 | 47.22% | 0.16% |
| Jan. 20, 2026 | OConnell Daniel Joseph | Chief Executive Officer | A | Employee Stock Option (right to buy) | 450000 | $0.00 | 450,000.0000 | 60,573,425 | 9999.99% | 0.74% |
| Jan. 20, 2026 | OConnell Daniel Joseph | Chief Executive Officer | A | Common Stock | 299800 | $0.00 | 893,310.0000 | 60,573,425 | 50.51% | 0.49% |
| Jan. 16, 2026 | Doherty James J. | President and CDO | A | Employee Stock Option (right to buy) | 250300 | $0.00 | 250,300.0000 | 60,573,425 | 9999.99% | 0.41% |
| Jan. 16, 2026 | Doherty James J. | President and CDO | A | Common Stock | 166867 | $0.00 | 220,900.0000 | 60,573,425 | 308.82% | 0.28% |
| Jan. 16, 2026 | Schacterle Amy | Chief Regulatory Officer | A | Employee Stock Option (right to buy) | 126900 | $0.00 | 126,900.0000 | 60,573,425 | 9999.99% | 0.21% |
| Jan. 16, 2026 | Schacterle Amy | Chief Regulatory Officer | A | Common Stock | 84600 | $0.00 | 92,303.0000 | 60,573,425 | 1098.27% | 0.14% |
| Jan. 16, 2026 | Barton Russell | Chief Operating Officer | A | Employee Stock Option (right to buy) | 126900 | $0.00 | 126,900.0000 | 60,573,425 | 9999.99% | 0.21% |
| Jan. 16, 2026 | Barton Russell | Chief Operating Officer | A | Common Stock | 84600 | $0.00 | 207,869.0000 | 60,573,425 | 68.63% | 0.14% |
| Jan. 16, 2026 | Siemers Eric | Chief Medical Officer | A | Common Stock | 99133 | $0.00 | 258,597.0000 | 60,573,425 | 62.17% | 0.16% |
| Jan. 8, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 6819 | $1.82 | 127,640.0000 | 60,573,425 | 5.07% | 0.01% |
| Jan. 8, 2026 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 6888 | $1.82 | 209,951.0000 | 60,573,425 | 3.18% | 0.01% |
| Jan. 9, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 5200 | $1.76 | 92,348.0000 | 60,573,425 | 5.33% | 0.01% |
| Jan. 8, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 30092 | $1.82 | 97,548.0000 | 60,573,425 | 23.58% | 0.05% |
| Jan. 8, 2026 | Barton Russell | Chief Operating Officer | S | Common Stock | 3530 | $1.86 | 123,269.0000 | 60,573,425 | 2.78% | 0.01% |
| Jan. 12, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 5388 | $1.73 | 593,510.0000 | 60,573,425 | 0.90% | 0.01% |
| Jan. 9, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 12941 | $1.76 | 598,898.0000 | 60,573,425 | 2.12% | 0.02% |
| Jan. 8, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 8143 | $1.82 | 611,839.0000 | 60,573,425 | 1.31% | 0.01% |
| Jan. 12, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 8548 | $1.71 | 83,800.0000 | 60,573,425 | 9.26% | 0.01% |
| Jan. 7, 2026 | Schacterle Amy | Chief Regulatory Officer | S | Common Stock | 1097 | $1.98 | 7,703.0000 | 60,573,425 | 12.47% | 0.00% |
| Jan. 8, 2026 | Doherty James J. | President and CDO | S | Common Stock | 6467 | $1.82 | 54,033.0000 | 60,573,425 | 10.69% | 0.01% |
| Jan. 7, 2026 | Doherty James J. | President and CDO | S | Common Stock | 1700 | $1.99 | 60,500.0000 | 60,573,425 | 2.73% | 0.00% |
| Jan. 5, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 4649 | $1.97 | 662,839.0000 | 60,573,425 | 0.70% | 0.01% |
| Jan. 5, 2026 | Siemers Eric | Chief Medical Officer | S | Common Stock | 4000 | $1.96 | 166,298.0000 | 60,573,425 | 2.35% | 0.01% |
| Jan. 7, 2026 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 1700 | $1.99 | 216,839.0000 | 60,573,425 | 0.78% | 0.00% |
| Jan. 7, 2026 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 4105 | $2.00 | 218,539.0000 | 60,573,425 | 1.84% | 0.01% |
| Jan. 6, 2026 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 5100 | $1.97 | 222,644.0000 | 60,573,425 | 2.24% | 0.01% |
| Jan. 5, 2026 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 4000 | $1.96 | 227,744.0000 | 60,573,425 | 1.73% | 0.01% |
| Jan. 7, 2026 | Barton Russell | Chief Operating Officer | S | Common Stock | 1700 | $1.99 | 126,799.0000 | 60,573,425 | 1.32% | 0.00% |
| Jan. 6, 2026 | Barton Russell | Chief Operating Officer | S | Common Stock | 3618 | $1.97 | 128,499.0000 | 60,573,425 | 2.74% | 0.01% |
| Jan. 5, 2026 | Barton Russell | Chief Operating Officer | S | Common Stock | 4000 | $1.96 | 132,117.0000 | 60,573,425 | 2.94% | 0.01% |
| Jan. 7, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 10070 | $1.99 | 134,459.0000 | 60,573,425 | 6.97% | 0.02% |
| Jan. 7, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 1700 | $1.99 | 144,529.0000 | 60,573,425 | 1.16% | 0.00% |
| Jan. 6, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 3801 | $1.97 | 146,229.0000 | 60,573,425 | 2.53% | 0.01% |
| Jan. 6, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 7097 | $1.97 | 150,030.0000 | 60,573,425 | 4.52% | 0.01% |
| Jan. 5, 2026 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 4000 | $1.96 | 157,127.0000 | 60,573,425 | 2.48% | 0.01% |
| Jan. 7, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 37755 | $1.99 | 619,982.0000 | 60,573,425 | 5.74% | 0.06% |
| Jan. 6, 2026 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 5102 | $1.97 | 657,737.0000 | 60,573,425 | 0.77% | 0.01% |
| Jan. 6, 2026 | Siemers Eric | Chief Medical Officer | S | Common Stock | 6834 | $1.97 | 159,464.0000 | 60,573,425 | 4.11% | 0.01% |
| Nov. 6, 2025 | Golumbeski George | Director | A | Stock Option (right to buy) | 50000 | $0.00 | 50,000.0000 | 60,573,425 | 9999.99% | 0.08% |
| June 4, 2025 | Drapkin Kimberlee C | Director | A | Common Stock | 12800 | $0.00 | 12,800.0000 | 60,573,425 | 9999.99% | 0.02% |
| June 4, 2025 | Fountain Nathan B | Director | A | Stock Option (right to buy) | 19500 | $0.00 | 19,500.0000 | 60,573,425 | 9999.99% | 0.03% |
| June 4, 2025 | Fountain Nathan B | Director | A | Common Stock | 12800 | $0.00 | 19,050.0000 | 60,573,425 | 204.80% | 0.02% |
| June 4, 2025 | RA CAPITAL MANAGEMENT, L.P. | Not found | A | Common Stock | 12800 | $0.00 | 14,944,863.0000 | 60,573,425 | 0.09% | 0.02% |
| June 4, 2025 | Stalfort John A III | Director | A | Stock Option (right to buy) | 19500 | $0.00 | 19,500.0000 | 60,573,425 | 9999.99% | 0.03% |
| June 4, 2025 | Stalfort John A III | Director | A | Common Stock | 12800 | $0.00 | 185,124.0000 | 60,573,425 | 7.43% | 0.02% |
| June 4, 2025 | Stoppel Laura | Director | A | Stock Option (right to buy) | 19500 | $0.00 | 19,500.0000 | 60,573,425 | 9999.99% | 0.03% |
| June 4, 2025 | Stoppel Laura | Director | A | Common Stock | 12800 | $0.00 | 12,800.0000 | 60,573,425 | 9999.99% | 0.02% |
| June 4, 2025 | RA CAPITAL MANAGEMENT, L.P. | Not found | A | Stock Option (Right to Buy) | 19500 | $0.00 | 19,500.0000 | 60,573,425 | 9999.99% | 0.03% |
| June 4, 2025 | Porter Derrell | Director | A | Stock Option (right to buy) | 19500 | $0.00 | 19,500.0000 | 60,573,425 | 9999.99% | 0.03% |
| June 4, 2025 | Porter Derrell | Director | A | Common Stock | 12800 | $0.00 | 12,800.0000 | 60,573,425 | 9999.99% | 0.02% |
| June 4, 2025 | Ives Jeffrey L. | Director | A | Stock Option (right to buy) | 19500 | $0.00 | 19,500.0000 | 60,573,425 | 9999.99% | 0.03% |
| June 4, 2025 | Drapkin Kimberlee C | Director | A | Stock Option (right to buy) | 19500 | $0.00 | 19,500.0000 | 60,573,425 | 9999.99% | 0.03% |
| June 4, 2025 | Ives Jeffrey L. | Director | A | Common Stock | 12800 | $0.00 | 12,800.0000 | 60,573,425 | 9999.99% | 0.02% |
| Jan. 21, 2025 | Siemers Eric | Chief Medical Officer | S | Common Stock | 3219 | $1.59 | 170,298.0000 | 0 | 1.86% | 0.00% |
| Jan. 21, 2025 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 4364 | $1.60 | 260,646.0000 | 0 | 1.65% | 0.00% |
| Jan. 23, 2025 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 28902 | $1.72 | 231,744.0000 | 0 | 11.09% | 0.00% |
| Jan. 21, 2025 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 12619 | $1.59 | 667,488.0000 | 0 | 1.86% | 0.00% |
| Jan. 21, 2025 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 3418 | $1.59 | 161,127.0000 | 0 | 2.08% | 0.00% |
| Jan. 21, 2025 | Barton Russell | Chief Operating Officer | S | Common Stock | 2914 | $1.61 | 136,117.0000 | 0 | 2.10% | 0.00% |
| Jan. 6, 2025 | Doherty James J. | President and CDO | A | Common Stock | 62600 | $0.00 | 62,600.0000 | 0 | 9999.99% | 0.00% |
| Jan. 3, 2025 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 11122 | $1.84 | 97,745.0000 | 0 | 10.22% | 0.00% |
| Jan. 6, 2025 | Barton Russell | Chief Operating Officer | A | Common Stock | 49800 | $0.00 | 139,031.0000 | 0 | 55.81% | 0.00% |
| Jan. 6, 2025 | Barton Russell | Chief Operating Officer | A | Employee Stock Option (right to buy) | 74700 | $0.00 | 74,700.0000 | 0 | 9999.99% | 0.00% |
| Jan. 3, 2025 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 13235 | $1.84 | 198,210.0000 | 0 | 6.26% | 0.00% |
| Jan. 6, 2025 | Zuga Matt | CFO & Chief Business Officer | A | Common Stock | 66800 | $0.00 | 265,010.0000 | 0 | 33.70% | 0.00% |
| Jan. 6, 2025 | Zuga Matt | CFO & Chief Business Officer | A | Employee Stock Option (right to buy) | 100300 | $0.00 | 100,300.0000 | 0 | 9999.99% | 0.00% |
| Jan. 3, 2025 | Siemers Eric | Chief Medical Officer | S | Common Stock | 10859 | $1.85 | 106,717.0000 | 0 | 9.24% | 0.00% |
| Jan. 6, 2025 | Siemers Eric | Chief Medical Officer | A | Common Stock | 66800 | $0.00 | 173,517.0000 | 0 | 62.60% | 0.00% |
| Jan. 6, 2025 | Siemers Eric | Chief Medical Officer | A | Employee Stock Option (right to buy) | 100300 | $0.00 | 100,300.0000 | 0 | 9999.99% | 0.00% |
| Jan. 3, 2025 | OConnell Daniel Joseph | Chief Executive Officer | S | Common Stock | 47778 | $1.84 | 454,707.0000 | 0 | 9.51% | 0.00% |
| Jan. 7, 2025 | OConnell Daniel Joseph | Chief Executive Officer | A | Common Stock | 225400 | $0.00 | 680,107.0000 | 0 | 49.57% | 0.00% |
| Jan. 7, 2025 | OConnell Daniel Joseph | Chief Executive Officer | A | Employee Stock Option (right to buy) | 338000 | $0.00 | 338,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 6, 2025 | Schacterle Amy | Chief Regulatory Officer | A | Common Stock | 8800 | $0.00 | 8,800.0000 | 0 | 9999.99% | 0.00% |
| Jan. 6, 2025 | Schacterle Amy | Chief Regulatory Officer | A | Employee Stock Option (right to buy) | 13200 | $0.00 | 13,200.0000 | 0 | 9999.99% | 0.00% |
| Jan. 6, 2025 | Doherty James J. | President and CDO | A | Employee Stock Option (right to buy) | 93300 | $0.00 | 93,300.0000 | 0 | 9999.99% | 0.00% |
| Jan. 6, 2025 | Meisner Derek M | Chief Legal Officer & Corp Sec | A | Common Stock | 66800 | $0.00 | 164,545.0000 | 0 | 68.34% | 0.00% |
| Jan. 6, 2025 | Meisner Derek M | Chief Legal Officer & Corp Sec | A | Employee Stock Option (right to buy) | 100300 | $0.00 | 100,300.0000 | 0 | 9999.99% | 0.00% |
| Jan. 3, 2025 | Barton Russell | Chief Operating Officer | S | Common Stock | 7636 | $1.86 | 89,231.0000 | 0 | 7.88% | 0.00% |
| Nov. 5, 2024 | Schacterle Amy | Chief Regulatory Officer | A | Employee Stock Option (right to buy) | 340000 | $0.00 | 340,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | Stoppel Laura | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | Drapkin Kimberlee C | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | Stalfort John A III | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | Porter Derrell | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | Fountain Nathan B | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | RA CAPITAL MANAGEMENT, L.P. | Not found | A | Stock Option (Right to Buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 10, 2024 | Ives Jeffrey L. | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Doherty James J. | President and CDO | A | Employee Stock Option (right to buy) | 601000 | $0.00 | 601,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 18, 2024 | Barton Russell | Chief Operating Officer | S | Common Stock | 2833 | $3.73 | 96,867.0000 | 0 | 2.84% | 0.00% |
| Jan. 18, 2024 | Siemers Eric | Chief Medical Officer | S | Common Stock | 3124 | $3.71 | 117,576.0000 | 0 | 2.59% | 0.00% |
| Jan. 18, 2024 | Zuga Matt | CFO & Chief Business Officer | S | Common Stock | 4242 | $3.71 | 211,445.0000 | 0 | 1.97% | 0.00% |
| Jan. 19, 2024 | Meisner Derek M | Chief Legal Officer & Corp Sec | S | Common Stock | 8933 | $3.48 | 108,867.0000 | 0 | 7.58% | 0.00% |
| Jan. 19, 2024 | OConnell Daniel Joseph | President and CEO | S | Common Stock | 15200 | $3.47 | 502,485.0000 | 0 | 2.94% | 0.00% |
| Jan. 2, 2024 | Barton Russell | Chief Operating Officer | A | Employee Stock Option (right to buy) | 110000 | $0.00 | 110,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | OConnell Daniel Joseph | President and CEO | A | Employee Stock Option (right to buy) | 602000 | $0.00 | 602,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | OConnell Daniel Joseph | President and CEO | A | Common Stock | 401000 | $0.00 | 517,685.0000 | 0 | 343.66% | 0.00% |
| Jan. 2, 2024 | Zuga Matt | CFO & Chief Business Officer | A | Employee Stock Option (right to buy) | 159000 | $0.00 | 159,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | Zuga Matt | CFO & Chief Business Officer | A | Common Stock | 106000 | $0.00 | 215,687.0000 | 0 | 96.64% | 0.00% |
| Jan. 2, 2024 | Siemers Eric | Chief Medical Officer | A | Employee Stock Option (right to buy) | 141000 | $0.00 | 141,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | Siemers Eric | Chief Medical Officer | A | Common Stock | 94000 | $0.00 | 120,700.0000 | 0 | 352.06% | 0.00% |
| Jan. 2, 2024 | Meisner Derek M | Chief Legal Officer & Corp Sec | A | Employee Stock Option (right to buy) | 137000 | $0.00 | 137,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | Meisner Derek M | Chief Legal Officer & Corp Sec | A | Common Stock | 91000 | $0.00 | 117,800.0000 | 0 | 339.55% | 0.00% |
| Jan. 2, 2024 | Barton Russell | Chief Operating Officer | A | Common Stock | 73000 | $0.00 | 99,700.0000 | 0 | 273.41% | 0.00% |
| Aug. 17, 2023 | Ives Jeffrey L. | Director | M | Stock Option (right to buy) | 2800 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 17, 2023 | Ives Jeffrey L. | Director | M | Common Stock | 39149 | $0.72 | 39,149.0000 | 0 | 9999.99% | 0.00% |
| Aug. 17, 2023 | Ives Jeffrey L. | Director | S | Common Stock | 39149 | $6.48 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 17, 2023 | Ives Jeffrey L. | Director | M | Common Stock | 2800 | $1.19 | 2,800.0000 | 0 | 9999.99% | 0.00% |
| Aug. 17, 2023 | Ives Jeffrey L. | Director | S | Common Stock | 2800 | $6.66 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 17, 2023 | Ives Jeffrey L. | Director | M | Stock Option (right to buy) | 39149 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 21, 2023 | RA CAPITAL MANAGEMENT, L.P. | Director | P | Common Stock | 5161290 | $7.75 | 14,932,063.0000 | 0 | 52.82% | 0.00% |
| June 6, 2023 | RA CAPITAL MANAGEMENT, L.P. | Director | A | Stock Option (Right to Buy) | 25000 | $0.00 | 25,000.0000 | 0 | 50.00% | 0.00% |
| June 6, 2023 | Fountain Nathan B | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2023 | Stalfort John A III | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2023 | Stoppel Laura | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2023 | Porter Derrell | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2023 | Ives Jeffrey L. | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| June 6, 2023 | Drapkin Kimberlee C | Director | A | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | Barton Russell | Chief Operating Officer | A | Employee Stock Option (right to buy) | 120200 | $0.00 | 120,200.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | Zuga Matt | CFO and Chief Business Officer | A | Common Stock | 33500 | $0.00 | 109,687.0000 | 0 | 43.97% | 0.00% |
| Jan. 17, 2023 | Zuga Matt | CFO and Chief Business Officer | A | Employee Stock Option (right to buy) | 150800 | $0.00 | 150,800.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | Siemers Eric | Chief Medical Officer | A | Common Stock | 26700 | $0.00 | 26,700.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | Siemers Eric | Chief Medical Officer | A | Employee Stock Option (right to buy) | 120200 | $0.00 | 120,200.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | OConnell Daniel Joseph | President and CEO | A | Common Stock | 114000 | $0.00 | 116,685.0000 | 0 | 4245.81% | 0.00% |
| Jan. 17, 2023 | OConnell Daniel Joseph | President and CEO | A | Employee Stock Option (right to buy) | 472500 | $0.00 | 472,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | Meisner Derek M | Chief Legal Office & Corp Sec | A | Common Stock | 26800 | $0.00 | 26,800.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | Meisner Derek M | Chief Legal Office & Corp Sec | A | Employee Stock Option (right to buy) | 120800 | $0.00 | 120,800.0000 | 0 | 9999.99% | 0.00% |
| Jan. 17, 2023 | Barton Russell | Chief Operating Officer | A | Common Stock | 26700 | $0.00 | 26,700.0000 | 0 | 9999.99% | 0.00% |
| Jan. 4, 2023 | Porter Derrell | Director | A | Stock Option Grant (right to buy) | 50000 | $0.00 | 50,000.0000 | 0 | 9999.99% | 0.00% |
| Dec. 29, 2022 | Zuga Matt | CFO and Chief Business Officer | M | Stock Option (right to buy) | 50000 | $0.00 | 401,369.0000 | 0 | 11.08% | 0.00% |
| Dec. 29, 2022 | Zuga Matt | CFO and Chief Business Officer | M | Common Stock | 50000 | $1.19 | 76,187.0000 | 0 | 190.93% | 0.00% |