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SC 13G ·Filed Sep 23, 2026

HYAC

Haymaker Acquisition Corp V
NEUTRAL
Impact 4/10
Horizonweeks Processed1mo ago SEC0001104659-26-110056
Passive investor 5%+ stake
Actionable Insight • Neutral

Monitor for any future business combination announcement by Haymaker Acquisition Corp V, as Millennium's passive stake signals institutional interest. A conversion to SC 13D would indicate a shift to activist intent.

DirectionNeutral
Confidencehigh
Horizonweeks

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Executive Summary

Millennium Management LLC, a major multi-strategy hedge fund, disclosed a 5.5% passive stake in Haymaker Acquisition Corp V, a SPAC. The filing indicates no intent to influence control, but Millennium's involvement as a notable institutional investor adds credibility. The stake is sizable for a SPAC, suggesting conviction ahead of a potential business combination.

Key Financial Metrics

Stake
5.5%
Investor
Millennium Management LLC
Investor Type
hedge fund

Key Facts

  • Millennium Management LLC reported beneficial ownership of 1,586,500 Class A ordinary shares of Haymaker Acquisition Corp V.
  • The stake represents 5.5% of the outstanding Class A ordinary shares.
  • The filing is made under Rule 13d-1(c), confirming passive intent with no control or activist purpose.
  • The filing date is September 23, 2026, with the event date of September 17, 2026.
  • Millennium Group Management LLC and Israel A. Englander are also named as joint filers.

Financial Impact

5.5% stake in a SPAC with no current operating business; no dollar value disclosed in the filing.

ownership percentage

Risk Factors

  • Millennium could reduce or exit the position at any time, given its passive filing status.
  • SPACs carry inherent risk of no suitable target or shareholder redemption post-deal announcement.

Documents Analyzed

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

DocumentAccession Number
SC 13G Filing (Primary)0001104659-26-110056
Document: 0001104659-26-110056-index-headers.html0001104659-26-110056
Document: 0001104659-26-110056-index.html0001104659-26-110056
Document: 0001104659-26-110056.txt0001104659-26-110056
20 reports for HYAC
Performance horizon
Filters
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Reports for HYAC — sortable, filterable
TypeNow
Oct 19, 2026
7d ago
SC 13G
NEUTRAL ★ 3/10
—awaiting T+20——
Oct 6, 2026
20d ago
3
NEUTRAL ★ 2/10
—awaiting T+20——
Sep 25, 2026
4w ago
SC 13G
NEUTRAL ★ 3/10
—awaiting T+20——
Sep 24, 2026
4w ago
8-K
NEUTRAL ★ 3/10
—awaiting T+20——
Sep 23, 2026
4w ago
SC 13G
NEUTRAL ★ 4/10
—awaiting T+20——
Sep 22, 2026
4w ago
8-K
NEUTRAL ★ 4/10
—awaiting T+20——
Sep 21, 2026
5w ago
3
NEUTRAL ★ 2/10
—awaiting T+20——
Sep 21, 2026
5w ago
3
NEUTRAL ★ 2/10
—awaiting T+20——
Sep 21, 2026
5w ago
3
NEUTRAL ★ 2/10
—awaiting T+20——
Sep 21, 2026
5w ago
3
NEUTRAL ★ 1/10
—awaiting T+20——
Showing 10 of 20

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Report published Sep 23, 2026