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SC 13G ·Filed Oct 20, 2026

BLUW

Blue Water Acquisition Corp. III
NEUTRAL
Impact 3/10
Horizonmonths Processed6d 4h ago SEC0001539041-26-000035
Passive investor 5%+ stake
Actionable Insight • Neutral

Monitor for any subsequent 13D conversion or business combination announcement from BLUW. The passive nature of this filing suggests no near-term activist pressure, but the accumulation by multiple funds could signal confidence in a pending de-SPAC target.

DirectionNeutral
Confidencehigh
Horizonmonths
Latest settled — T+1d
BLUW ▲ +0.10% at T+1d
NEUTRAL call +0.10% · α vs SPY -0.43% · entry $10.38 → $10.39
Next anchor: T+5d in 15h
Latest observation: T+3 +0.16% FF3 residual α
Entry = T+0 close
Oct 20, 2026
via day close
T+1d
+0.10%
call +0.10% · α -0.43%
$10.39
settled 5d ago
T+5d
Pending
in 15h
T+20d
Pending
in 22d
T+60d
Pending
in 3mo

Price Chart

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Executive Summary

Picton Mahoney Asset Management, a Canadian investment fund manager, disclosed a 5.39% passive stake in Blue Water Acquisition Corp. III (BLUW), a blank-check company, as of September 30, 2026. This is a new 13G filing, indicating no activist intent, and follows prior passive filings by other investors (Harraden Circle Investments and Anson Funds). The stake is modest for a SPAC, suggesting routine portfolio allocation rather than a catalyst-driven position.

Key Financial Metrics

Stake
5.39%
Investor
Picton Mahoney Asset Management

Key Facts

  • Picton Mahoney Asset Management filed a Schedule 13G disclosing beneficial ownership of 1,400,000 Class A ordinary shares of Blue Water Acquisition Corp. III.
  • The stake represents 5.39% of the outstanding Class A shares as of September 30, 2026.
  • The filing is made under Rule 13d-1(b), confirming passive intent with no plans to influence control.
  • Prior passive 13G filings for BLUW include Harraden Circle Investments (August 2026) and Anson Funds (February 2026).
  • Blue Water Acquisition Corp. III is a blank-check company (SPAC) with SIC code 6770.

Financial Impact

1,400,000 shares at 5.39% stake — no dollar value disclosed in the filing.

ownership_percentage

Risk Factors

  • SPACs carry inherent risk of failing to complete a business combination, leading to liquidation.
  • Passive 13G filers may sell without notice, creating overhang.
  • No financial data or target details were disclosed in this filing.

Investment Themes

Traditional Finance

Documents Analyzed

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

DocumentAccession Number
SC 13G Filing (Primary)0001539041-26-000035
Document: 0001539041-26-000035-index.html0001539041-26-000035
Document: 0001539041-26-000035.txt0001539041-26-000035
2 reports for BLUW
Performance horizon
Filters
Rows
Reports for BLUW — sortable, filterable
TypeNow
Oct 20, 2026
6d ago
SC 13G
NEUTRAL ★ 3/10
$10.38awaiting T+20—$10.39 (+0.10%)
Aug 12, 2026
10w ago
8-K
NEUTRAL ★ 4/10
$10.35 $10.37▲ +0.19%▲ +1.94%$10.39 (+0.39%)
Showing 2 of 2

US Market Status

Market Closed — Opens Tue (16h 37m)

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Report published Oct 20, 2026