This is a standard initial ownership report for a new officer. No actionable trading signal. Monitor future Form 4 filings for insider transactions that may indicate conviction.
Price Chart
Executive Summary
Ali Zarrin, Chief Scientific Officer of TRex Bio, Inc., filed an initial Form 3 statement of beneficial ownership, disclosing 18,111 shares of common stock and stock options to purchase 279,081 shares at exercise prices between $1.09 and $1.28. This is a routine insider filing required upon becoming a Section 16 officer, with no material new information about the company's operations or financials.
Key Facts
- Ali Zarrin appointed as Chief Scientific Officer of TRex Bio, Inc.
- Form 3 filed on 2026-10-08, reporting initial beneficial ownership.
- Beneficial ownership includes 18,111 shares of common stock.
- Stock options to purchase 279,081 shares at exercise prices $1.09, $1.24, and $1.28, vesting over time.
- No trading activity or change in ownership reported; this is an initial statement.
Financial Impact
No financial impact from this routine filing.
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 3 Filing (Primary) | 0001193125-26-418276 |
| Document: 0001193125-26-418276-index-headers.html | 0001193125-26-418276 |
| Document: 0001193125-26-418276-index.html | 0001193125-26-418276 |
| Document: 0001193125-26-418276.txt | 0001193125-26-418276 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 16, 2026 10d ago | SC 13G | $14.80 $14.44 | ▼ −2.43% | ▼ −2.77% | $13.87 (−6.28%) |
Oct 16, 2026 10d ago | SC 13D | $14.80 $14.44 | ▼ −2.43% | ▼ −2.77% | $13.87 (−6.28%) |
Oct 16, 2026 10d ago | SC 13D | $14.01 $14.80 | ▲ +5.64% | ▲ +5.22% | $13.87 (−1.00%) |
Oct 15, 2026 11d ago | Insider Cluster | $14.01 $14.80 | ▲ +5.64% | ▲ +5.22% | $13.87 (−1.00%) |
Oct 15, 2026 11d ago | SC 13G | $14.16 $14.01 | ▼ −1.06% | ▲ +0.05% | $13.87 (−2.05%) |
Oct 13, 2026 13d ago | Press Release | $13.50 $14.16 | ▲ +4.89% | ▲ +4.60% | $13.87 (+2.74%) |
Oct 9, 2026 17d ago | 424B4 | $14.03 $13.60 | ▼ −3.06% | ▼ −3.05% | $13.87 (−1.14%) |
Oct 9, 2026 18d ago | EFFECT | $14.00 $14.03 | ▲ +0.21% | ▲ +0.27% | $13.87 (−0.93%) |
Oct 8, 2026 18d ago | 3 | $14.00 $14.03 | ▲ +0.21% | ▲ +0.27% | $13.87 (−0.93%) |
Oct 8, 2026 18d ago | 3 | $14.00 $14.03 | ▲ +0.21% | ▲ +0.27% | $13.87 (−0.93%) |
US Market Status
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