First Tracks Biotherapeutics Inc is a clinical-stage biotechnology company focused on delivering immunology therapeutics for autoimmune and inflammatory diseases. Its clinical-stage pipeline includes rosnilimab, a selective pathogenic T cell depleter, for which it completed a Phase 2b trial for the treatment of moderate-to-severe rheumatoid arthritis (RA), ANB033, a CD122 antagonist, in a Phase 1b trial for celiac disease (CeD) and eosinophilic esophagitis (EoE), and ANB101, a BDCA2 modulator, in a Phase 1a trial. The company operates in one reportable segment focused on research and development activities to deliver immunology therapeutics for autoimmune and inflammatory diseases.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 18 | 686,119 | |
| Option exercise | 13 | 74,960 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
39 Form 4 filings on record, the earliest from Apr 22, 2026, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Grant or award | Performance Stock Units | 60,492 | $0.00 | - | ||
| Grant or award | Performance Stock Units | 60,492 | $0.00 | - | ||
| Daniel Faga - Officer | Grant or award | Performance Stock Units | 193,575 | $0.00 | - | |
| Grant or award | Performance Stock Units | 60,492 | $0.00 | - | ||
| Grant or award | Performance Stock Units | 60,492 | $0.00 | - | ||
| Daniel Faga - Officer | Grant or award | Performance Stock Units | 193,576 | $0.00 | - | |
| Option exercise | Common Stock | 7,330 | $0.00 | - | ||
| Option exercise | Restricted Stock Unit | 6,030 | $0.00 | - | ||
| Option exercise | Restricted Stock Unit | 1,300 | $0.00 | - | ||
| John P. Schmid | Option exercise | Common Stock | 6,030 | $0.00 | - | |
| John P. Schmid | Option exercise | Restricted Stock Unit | 6,030 | $0.00 | - | |
| John A. Orwin | Option exercise | Common Stock | 6,030 | $0.00 | - | |
| John A. Orwin | Option exercise | Restricted Stock Unit | 6,030 | $0.00 | - | |
| Option exercise | Restricted Stock Unit | 6,030 | $0.00 | - | ||
| Option exercise | Common Stock | 6,030 | $0.00 | - | ||
| Magda Marquet | Option exercise | Common Stock | 6,030 | $0.00 | - | |
| Magda Marquet | Option exercise | Restricted Stock Unit | 6,030 | $0.00 | - | |
| Dennis M. Fenton | Option exercise | Common Stock | 6,030 | $0.00 | - | |
| Dennis M. Fenton | Option exercise | Restricted Stock Unit | 6,030 | $0.00 | - | |
| Dennis M. Fenton | Grant or award | Restricted Stock Unit | 2,500 | $0.00 | - | |
| Dennis M. Fenton | Grant or award | Stock Option (right to buy) | 7,000 | $0.00 | - | |
| Grant or award | Restricted Stock Unit | 2,500 | $0.00 | - | ||
| Grant or award | Stock Option (right to buy) | 7,000 | $0.00 | - | ||
| Magda Marquet | Grant or award | Restricted Stock Unit | 2,500 | $0.00 | - | |
| Magda Marquet | Grant or award | Stock Option (right to buy) | 7,000 | $0.00 | - | |
| John A. Orwin | Grant or award | Restricted Stock Unit | 2,500 | $0.00 | - | |
| John A. Orwin | Grant or award | Stock Option (right to buy) | 7,000 | $0.00 | - | |
| John P. Schmid | Grant or award | Restricted Stock Unit | 2,500 | $0.00 | - | |
| John P. Schmid | Grant or award | Stock Option (right to buy) | 7,000 | $0.00 | - | |
| Grant or award | Restricted Stock Unit | 2,500 | $0.00 | - | ||
| Grant or award | Stock Option (right to buy) | 7,000 | $0.00 | - | ||
| Grant or award | Restricted Stock Unit | 15,000 | $0.00 | - | ||
| Grant or award | Stock Option (right to buy) | 42,000 | $0.00 | - | ||
| Magda Marquet | Grant or award | Restricted Stock Unit | 15,000 | $0.00 | - | |
| Magda Marquet | Grant or award | Stock Option (right to buy) | 42,000 | $0.00 | - | |
| John P. Schmid | Grant or award | Restricted Stock Unit | 15,000 | $0.00 | - | |
| John P. Schmid | Grant or award | Stock Option (right to buy) | 42,000 | $0.00 | - | |
| Grant or award | Restricted Stock Unit | 15,000 | $0.00 | - | ||
| Grant or award | Stock Option (right to buy) | 42,000 | $0.00 | - | ||
| John A. Orwin | Grant or award | Restricted Stock Unit | 15,000 | $0.00 | - | |
| John A. Orwin | Grant or award | Stock Option (right to buy) | 42,000 | $0.00 | - | |
| Dennis M. Fenton | Grant or award | Restricted Stock Unit | 15,000 | $0.00 | - | |
| Dennis M. Fenton | Grant or award | Stock Option (right to buy) | 42,000 | $0.00 | - | |
| Grant or award | Restricted Stock Unit | 26,700 | $0.00 | - | ||
| Grant or award | Employee Stock Option (right to buy) | 72,300 | $0.00 | - | ||
| Daniel Faga - Officer | Grant or award | Restricted Stock Unit | 100,200 | $0.00 | - | |
| Daniel Faga - Officer | Grant or award | Employee Stock Option (right to buy) | 271,100 | $0.00 | - | |
| Grant or award | Restricted Stock Unit | 5,000 | $0.00 | - | ||
| Grant or award | Employee Stock Option (right to buy) | 13,600 | $0.00 | - | ||
| Grant or award | Restricted Stock Unit | 26,700 | $0.00 | - | ||
| Grant or award | Employee Stock Option (right to buy) | 72,300 | $0.00 | - | ||
| Grant or award | Restricted Stock Unit | 45,700 | $0.00 | - | ||
| Grant or award | Employee Stock Option (right to buy) | 41,233 | $0.00 | - | ||
| Grant or award | Employee Stock Option (right to buy) | 41,233 | $0.00 | - | ||
| Grant or award | Employee Stock Option (right to buy) | 41,234 | $0.00 | - | ||
| EcoR1 Capital, LLC - 10% Owner | Open-market sale | Common Stock | 4,705,575 | $13.81 | $65.00M |
First Tracks Biotherapeutics, Inc. (TRAX) had 18 insider filings in the last 90 days, with the most recent on 2026-08-18. The full record for TRAX runs to 39 Form 4 filings, the earliest from 2026-04-22. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of TRAX were filed in the last 90 days.
No insider sales of TRAX were filed in the last 90 days. 1 sale is on record for this company.
This page tracks TRAX Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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