TRex Bio, Inc. (TRXB): Ownership & Insider Activity
Insider (Form 4) activity for TRXB. No matching institutional position was found in our retained 13F coverage.
Reported Holders
0
13F filers
Aggregate Value
$0
Across holders
Last Price
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EOD close
Sector
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GICS
No matching institutional position for TRXB was found in the retained filings from managers we track. This does not mean the company has no institutional shareholders.
Recent insider activity
Form 4 purchases and sales · 22 Jul 2026 – 19 Oct 20262 buyers · $3.8M0 sellers · $03 transactions
| Insider ⇅ | Trades ⇅ | Bought ⇅ | Sold ⇅ | Largest ⇅ | Latest ▼ | |
|---|---|---|---|---|---|---|
| Alexandria Venture Investments, LLC 10% Owner | 1 1 buy · 0 sell | $2.5M | — | $2.5M | 13 Oct 2026SEC ↗ | |
| SVLSF VI, LLC 10% Owner | 2 2 buy · 0 sell | $1.3M | — | $1.3M | 8 Oct 2026SEC ↗ |
Distinct buyers and sellers may overlap. “Largest” is the largest reported transaction value in this window. Expand a row to see up to five recent filings.