SecBot SecBot
SC 13G ·Filed Oct 21, 2026
FL

FLSC

Frazier Life Sciences Acquisition Corp. II
NEUTRAL
Impact 4/10
Horizonweeks Processed5d 18h ago SEC0000921895-26-002836
Passive investor 5%+ stake
Actionable Insight • Neutral

Two separate passive investors (BVF and Deep Track Capital) have disclosed 5%+ stakes in FLSC within a week, signaling institutional accumulation ahead of a potential de-SPAC announcement. Monitor for a business combination target or merger vote.

DirectionNeutral
Confidencehigh
Horizonweeks
Latest settled — T+1d ⚠ clustered
FLSC ▲ +0.29% at T+1d
NEUTRAL call +0.29% · α vs SPY +0.81% · entry $10.27 → $10.30
Next anchor: T+5d in 20h
Entry = T+0 close
Oct 21, 2026
via day close
T+1d
+0.29%
call +0.29% · α +0.81%
$10.30
settled 5d ago
T+5d
Pending
in 20h
T+20d
Pending
in 22d
T+60d
Pending
in 3mo

Price Chart

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Executive Summary

Biotechnology Value Fund (BVF) and related entities filed a Schedule 13G on October 21, 2026, disclosing aggregate beneficial ownership of 500,000 Class A ordinary shares of Frazier Life Sciences Acquisition Corp. II (FLSC), representing approximately 6.4% of shares outstanding. This is a passive stake filing with no intent to influence control, filed shortly after a similar 13G by Deep Track Capital on October 16, 2026, indicating growing institutional interest in this SPAC.

Key Financial Metrics

Stake
6.4%
Investor
Biotechnology Value Fund L P
Investor Type
hedge fund

Key Facts

  • BVF entities collectively own 500,000 Class A ordinary shares of FLSC.
  • Stake represents approximately 6.4% of 7,800,000 shares outstanding (as of Oct 15, 2026).
  • Filing is passive under Rule 13d-1(c) — no control intent.
  • Deep Track Capital filed a separate 13G on Oct 16, 2026, also disclosing a passive stake.
  • Date of event triggering filing: October 14, 2026.

Financial Impact

500,000 shares at undisclosed price; 6.4% stake in a SPAC with ~$78M trust (assuming $10/share NAV).

ownership concentration

Risk Factors

  • SPACs carry inherent risk of no suitable target found and liquidation.
  • Passive filers may sell if deal terms are unfavorable.

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
SC 13G Filing (Primary)0000921895-26-002836
Document: 0000921895-26-002836-index-headers.html0000921895-26-002836
Document: 0000921895-26-002836-index.html0000921895-26-002836
Document: 0000921895-26-002836.txt0000921895-26-002836
14 reports for FLSC
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for FLSC — sortable, filterable
TypeNow
Oct 22, 2026
4d ago
8-K
NEUTRAL ★ 2/10
$10.30awaiting T+5—$10.23 (−0.68%)
Oct 22, 2026
4d ago
SC 13G
NEUTRAL ★ 4/10
$10.30awaiting T+5—$10.23 (−0.68%)
Oct 21, 2026
5d ago
SC 13D
NEUTRAL ★ 2/10
$10.27awaiting T+5—$10.23 (−0.39%)
Oct 21, 2026
5d ago
SC 13G
NEUTRAL ★ 4/10
$10.27awaiting T+5—$10.23 (−0.39%)
Oct 21, 2026
5d ago
SC 13G
NEUTRAL ★ 4/10
$10.27awaiting T+5—$10.23 (−0.39%)
Oct 16, 2026
11d ago
SC 13G
NEUTRAL ★ 3/10
$10.35 $10.30▼ −0.48%▼ −0.05%$10.23 (−1.16%)
Oct 15, 2026
11d ago
Insider Buy
BULLISH ★ 5/10
$10.35 $10.30▼ −0.48%▼ −0.05%$10.23 (−1.16%)
Oct 15, 2026
11d ago
8-K
NEUTRAL ★ 4/10
$10.35 $10.30▼ −0.48%▼ −0.05%$10.23 (−1.16%)
Oct 14, 2026
12d ago
424B4
NEUTRAL ★ 5/10
$10.49 $10.27▼ −2.10%▼ −1.08%$10.23 (−2.48%)
Oct 14, 2026
13d ago
EFFECT
NEUTRAL ★ 5/10
$10.29 $10.30▲ +0.10%▼ −0.36%$10.23 (−0.58%)
Showing 10 of 14

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Report published Oct 21, 2026