🕵️ Forte Biosciences, Inc. ($FBRX)
SEC insider & ownership activity, last 12 months · CIK 1419041 · every row links its SEC filing
Over the last 12 months insiders bought $255K with no open-market selling against it. Antony A. Riley bought $255K in discretionary trades (Dec). Alger Associates, Inc. trimmed 13.1% → 10.2%; Janus Henderson Group PLC trimmed 11.4% → 10.0%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $255K (1 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Antony A. Riley | 1 | $255K | 0 | – | Dec 30, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Federated Hermes, Inc. | 10.3% | 13G | Jul 8, 2026 | filing ↗ | |
| Voting Shares Irrevocable Trust | 10.3% | 13G | Jul 8, 2026 | filing ↗ | |
| Thomas R. Donahue | 10.3% | 13G | Jul 8, 2026 | filing ↗ | |
| Ann C. Donahue | 10.3% | 13G | Jul 8, 2026 | filing ↗ | |
| J. Christopher Donahue | 10.3% | 13G | Jul 8, 2026 | filing ↗ | |
| Alger Associates, Inc. | 10.2% | 13G | May 15, 2026 | filing ↗ | |
| Janus Henderson Group PLC | 10.0% | 13G | May 15, 2026 | filing ↗ | |
| Tybourne Capital Management (HK) Ltd | 10.0% | 13G | Aug 4, 2025 | filing ↗ | |
| Tybourne Strategic Opportunities GP II Limited | 10.0% | 13G | Aug 4, 2025 | filing ↗ | |
| Tybourne Capital Management Ltd | 10.0% | 13G | Aug 4, 2025 | filing ↗ | |
| Tybourne Kesari Ltd | 10.0% | 13G | Aug 4, 2025 | filing ↗ | |
| Krishnan Viswanathan | 10.0% | 13G | Aug 4, 2025 | filing ↗ | |
| Janus Henderson Biotech Innovation Master Fund Ltd | 9.9% | 13G | Aug 14, 2025 | filing ↗ | |
| Affinity Asset Advisors, LLC | 7.3% | 13G | May 14, 2026 | filing ↗ | |
| Michael Cho | 7.3% | 13G | May 14, 2026 | filing ↗ | |
| MPM Bioimpact LLC | 7.2% | 13G | May 15, 2026 | filing ↗ | |
| Affinity Healthcare Fund, LP | 6.9% | 13G | Dec 23, 2025 | filing ↗ | |
| Adage Capital Management, L.P. | 6.8% | 13G | May 13, 2026 | filing ↗ | |
| Robert Atchinson | 6.8% | 13G | May 13, 2026 | filing ↗ | |
| Phillip Gross | 6.8% | 13G | May 13, 2026 | filing ↗ | |
| Steven M. Oliveira | 6.8% | 13G | Jan 10, 2025 | filing ↗ | |
| Blackrock, Inc. | 5.9% | 13G | Jul 28, 2026 | filing ↗ | |
| Millennium Management LLC | exited | 13G | Jul 16, 2026 | filing ↗ | |
| Millennium Group Management LLC | exited | 13G | Jul 16, 2026 | filing ↗ | |
| Israel A. Englander | exited | 13G | Jul 16, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Material agreement (1.01) | Jul 26, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 26, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 9, 2026 | filing ↗ |
| Other events (8.01) | Jul 9, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 9, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 29, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 29, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Material agreement (1.01) | Apr 8, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 8, 2026 | filing ↗ |
| Other events (8.01) | Apr 8, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 8, 2026 | filing ↗ |
| Earnings (2.02) | Mar 31, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 31, 2026 | filing ↗ |
| Earnings (2.02) | Nov 14, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 14, 2025 | filing ↗ |
| Earnings (2.02) | Aug 14, 2025 | filing ↗ |
| Other events (8.01) | Aug 14, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 14, 2025 | filing ↗ |