TRXBTRex Bio, Inc.
- Market cap
- $379.02M
- as of 2026-10-23
- Latest close
- $13.81
- as of 2026-10-23
- Sector
- Healthcare
- as of 2026-10-24
- Industry
- Biotechnology
- as of 2026-10-24
Cluster
2 insiders bought $3.80M between Oct 8 – Oct 13.
Under the default rule (14d · ≥2 insiders · all roles).
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | Holding change | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|---|
| Svlsf Vi, LLC | Oct 8 | Oct 13 | P | 89,783 | $14.00 | Purchase +$1,256,962 | 214,869 | +71.8% | No | Form 4 |
| Svlsf Vi, LLC | Oct 8 | Oct 13 | P | 3,074 | $14.00 | Purchase +$43,036 | 7,356 | +71.8% | No | Form 4 |
| Alexandria Venture Investments, LLC | Oct 13 | Oct 15 | P | 178,571 | $14.00 | Purchase +$2,499,994 | 1,346,501 | +15.3% | No | Form 4 |
Form 4 historysince 2026-10-08
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Alexandria Venture Investments, LLC | Oct 13 | Oct 15 | C | 1,167,930 | not reported | not reported | 1,167,930 | No | Form 4 |
| Alexandria Venture Investments, LLC | Oct 13 | Oct 15 | P | 178,571 | $14.00 | Purchase +$2,499,994 | 1,346,501 | No | Form 4 |
| Alexandria Venture Investments, LLC | Oct 13 | Oct 15 | C · derivative | 1,033,541 | $0.00 | $0 | not reported | No | Form 4 |
| Alexandria Venture Investments, LLC | Oct 13 | Oct 15 | C · derivative | 3,480,387 | $0.00 | $0 | not reported | No | Form 4 |
| Marcus Joel S | Oct 13 | Oct 13 | C | 41,871 | not reported | not reported | 41,871 | No | Form 4 |
| Marcus Joel S | Oct 13 | Oct 13 | C · derivative | 161,828 | $0.00 | $0 | not reported | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C | 1,574,074 | $0.00 | $0 | 1,788,943 | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C | 475,411 | $0.00 | $0 | 2,264,354 | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C | 53,892 | $0.00 | $0 | 61,248 | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C | 16,277 | $0.00 | $0 | 77,525 | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C | 669,939 | $0.00 | $0 | 669,939 | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C · derivative | 1,574,074 | $0.00 | $0 | not reported | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C · derivative | 475,411 | $0.00 | $0 | not reported | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C · derivative | 53,892 | $0.00 | $0 | not reported | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C · derivative | 16,277 | $0.00 | $0 | not reported | No | Form 4 |
| Svlsf Vi, LLC | Oct 13 | Oct 13 | C · derivative | 669,939 | $0.00 | $0 | not reported | No | Form 4 |
| Svlsf Vi, LLC | Oct 8 | Oct 13 | P | 89,783 | $14.00 | Purchase +$1,256,962 | 214,869 | No | Form 4 |
| Svlsf Vi, LLC | Oct 8 | Oct 13 | P | 3,074 | $14.00 | Purchase +$43,036 | 7,356 | No | Form 4 |
| Marcus Joel S | Oct 8 | Oct 8 | A · derivative | 17,500 | $14.00 | $245,000 | 17,500 | No | Form 4 |
| Coy Travis Alan | Oct 8 | Oct 8 | A · derivative | 17,500 | $14.00 | $245,000 | 17,500 | No | Form 4 |
| Ross Michael Jay | Oct 8 | Oct 8 | A · derivative | 17,500 | $14.00 | $245,000 | 17,500 | No | Form 4 |
| Hirth Peter | Oct 8 | Oct 8 | A · derivative | 17,500 | $14.00 | $245,000 | 17,500 | No | Form 4 |
| Gallagher Carol Giltner | Oct 8 | Oct 8 | A · derivative | 17,500 | $14.00 | $245,000 | 17,500 | No | Form 4 |
| Gilmore Julie Ann | Oct 8 | Oct 8 | A · derivative | 17,500 | $14.00 | $245,000 | 17,500 | No | Form 4 |