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3 ·Filed Oct 8, 2026

TRXB

TRex Bio, Inc.
NEUTRAL
Impact 2/10
Horizonmonths Processed18d 9h ago SEC0001722024-26-000002
Form 3 — initial insider ownership statement
Actionable Insight • Neutral

Monitor for TRex Bio's IPO filing (S-1) which would trigger automatic conversion of these preferred shares and provide a public valuation benchmark. No immediate trading signal.

DirectionNeutral
Confidencehigh
Horizonmonths
Latest settled — T+5d ⚠ clustered
TRXB ▲ +0.07% at T+5d
NEUTRAL call +0.07% · α vs SPY +2.04% · entry $14.00 → $14.01
Next anchor: T+20d in 9d
Entry = T+0 close
Oct 8, 2026
via day close
T+1d
+0.21%
call +0.21% · α +0.27%
$14.03
settled 18d ago
T+5d
+0.07%
call +0.07% · α +2.04%
$14.01
settled 12d ago
T+20d
Pending
in 9d
T+60d
Pending
in 2mo

Price Chart

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Executive Summary

Alexandria Venture Investments, LLC filed a Form 3 initial statement of beneficial ownership, disclosing holdings in TRex Bio, Inc. The filing reports beneficial ownership of 1,033,541 shares of common stock (convertible from Series A-3 Preferred) and 3,480,387 shares of common stock (convertible from Series B Preferred), all held indirectly through Alexandria Real Estate Equities, Inc. This is a routine initial ownership filing by a venture investor upon becoming a 10% holder or insider, with no material financial impact or trading signal.

Key Facts

  • Alexandria Venture Investments, LLC filed Form 3 as an initial statement of beneficial ownership.
  • Reports indirect beneficial ownership of 1,033,541 shares of common stock (convertible from Series A-3 Preferred at 3.8649:1).
  • Reports indirect beneficial ownership of 3,480,387 shares of common stock (convertible from Series B Preferred at 3.8649:1).
  • Preferred stock automatically converts to common stock upon closing of TRex Bio's IPO.
  • Filing is dated October 8, 2026.

Financial Impact

No financial impact — this is a routine initial ownership disclosure with no transaction or change in position.

Risk Factors

  • No material risks identified from this routine filing.

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
3 Filing (Primary)0001722024-26-000002
Document: 0001722024-26-000002-index.html0001722024-26-000002
Document: 0001722024-26-000002.txt0001722024-26-000002
22 reports for TRXB
Performance horizon
100% Hit rate @ T+1 3 of 3 directional calls Went positive at some point 3 of 3 best @ T+1▲ +5.64%Oct 15, 2026
Filters
Rows
Reports for TRXB — sortable, filterable
TypeNow
Oct 16, 2026
10d ago
SC 13G
NEUTRAL ★ 3/10
$14.80 $14.44▼ −2.43%▼ −2.77%$13.87 (−6.28%)
Oct 16, 2026
10d ago
SC 13D
NEUTRAL ★ 5/10
$14.80 $14.44▼ −2.43%▼ −2.77%$13.87 (−6.28%)
Oct 16, 2026
10d ago
SC 13D
NEUTRAL ★ 5/10
$14.01 $14.80▲ +5.64%▲ +5.22%$13.87 (−1.00%)
Oct 15, 2026
11d ago
Insider Cluster
BULLISH ★ 5/10
$14.01 $14.80▲ +5.64%▲ +5.22%$13.87 (−1.00%)
Oct 15, 2026
11d ago
SC 13G
NEUTRAL ★ 3/10
$14.16 $14.01▼ −1.06%▲ +0.05%$13.87 (−2.05%)
Oct 13, 2026
13d ago
Press Release
NEUTRAL ★ 5/10
$13.50 $14.16▲ +4.89%▲ +4.60%$13.87 (+2.74%)
Oct 9, 2026
17d ago
424B4
NEUTRAL ★ 5/10
$14.03 $13.60▼ −3.06%▼ −3.05%$13.87 (−1.14%)
Oct 9, 2026
18d ago
EFFECT
BULLISH ★ 7/10
$14.00 $14.03▲ +0.21%▲ +0.27%$13.87 (−0.93%)
Oct 8, 2026
18d ago
3
NEUTRAL ★ 3/10
$14.00 $14.03▲ +0.21%▲ +0.27%$13.87 (−0.93%)
Oct 8, 2026
18d ago
3
NEUTRAL ★ 2/10
$14.00 $14.03▲ +0.21%▲ +0.27%$13.87 (−0.93%)
Showing 10 of 22

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Report published Oct 8, 2026