TRXB Insider Trading Activity and SEC Form 4 Filings
TRXB insider trading summary
Over the past 12 months, insiders at TRex Bio, Inc. (TRXB) reported 7 open-market purchases worth $6.4M by 4 insiders and no sales on SEC Form 4. Net insider buying was $6.4M.
Latest TRXB insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 13, 2026 | Alexandria Venture Investments, LLC | 10% Owner | Buy | $2.5M (178,571 @ $14.00) |
| Oct 8, 2026 | SV Life Sciences Fund VI (GP), L.P. | 10% Owner | Buy | $1.3M (89,783 @ $14.00) |
| Oct 8, 2026 | SV Life Sciences Fund VI, L.P. | 10% Owner | Buy | $1.3M (89,783 @ $14.00) |
| Oct 8, 2026 | Svlsf Vi, LLC | 10% Owner | Buy | $1.3M (89,783 @ $14.00) |
| Oct 8, 2026 | SV Life Sciences Fund VI (GP), L.P. | 10% Owner | Buy | $43K (3,074 @ $14.00) |
| Oct 8, 2026 | SV Life Sciences Fund VI, L.P. | 10% Owner | Buy | $43K (3,074 @ $14.00) |
| Oct 8, 2026 | Svlsf Vi, LLC | 10% Owner | Buy | $43K (3,074 @ $14.00) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.