Stock ownership · SEC 13F · Q3 2025

HCM II ACQUISITION CORP

Who owns HCM II ACQUISITION CORP (CUSIP G43658106)? A look at the institutions behind it, how tightly they hold it, and the latest quarter's moves.

$1.5M
Reported value
3
Institutions
100%
Top-5 share

The verdict

As of Q3 2025, 3 institutions report $1.5M in HCM II ACQUISITION CORP positions, ownership that is dominated by its top few institutional owners.

3
institutions hold it
$1.5M
reported 13F value
100%
held by top 5

Based on long positions reported to the SEC as of Q3 2025; 13F omits shorts, options and non-US holdings.

How 13F ownership is computed · All tracked stocks · Concentration rankings

SEC Form 13F-HR ownership desk

CUSIP G43658106 · Q3 2025 $2M reported

VALUE-TRACE · HOLDERS-FOCUS · CONC-DOM · PHOTO-UNK · ACTIVITY-MID · BOOK-SHORT

  • VALUE-TRACE $1.5M
  • HOLDERS-FOCUS 3 filers
  • CONC-DOM 100% top-5
  • PHOTO-UNK No peer
  • ACTIVITY-MID 3 new
  • BOOK-SHORT 2Q history

Read with: Ownership concentration guide - HCM II ACQUISITION CORP's top-five holders account for 100% of reported value — read concentration before treating any single filer as a signal.

Largest institutional holders of HCM II ACQUISITION CORP
  1. 1
    JPMORGAN CHASE & CO $869K
  2. 2
    Alpine Global Management, LLC $481K
  3. 3
    Maven Securities LTD $200K

Top 3 reported holders by value · Q3 2025

Top Institutional Holders

# Institution Shares Value Share of reported
1 JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) 52,946 $869K 56.1%
2 Alpine Global Management, LLC 29,300 $481K 31.0%
3 Maven Securities LTD 12,200 $200K 12.9%

Investment Discretion

SEC Form 13F requires each institutional filer to report whether it exercises sole or shared discretion over a position. Among HCM II ACQUISITION CORP's reported holders for Q3 2025, by reported value:

Shared-defined discretion (DFND)
69.0%
Sole discretion (SOLE)
31.0%

Latest Quarter Activity · Q3 2025

New positions (3)

JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) $869K
Alpine Global Management, LLC $481K
Maven Securities LTD $200K

Frequently Asked Questions

How many institutions hold HCM II ACQUISITION CORP?▼
HCM II ACQUISITION CORP is held by 3 institutional investors per the latest SEC Form 13F filings as of Q3 2025.
What is the total institutional value of HCM II ACQUISITION CORP?▼
Institutions report $1.5M of HCM II ACQUISITION CORP as of Q3 2025.
How concentrated is ownership of HCM II ACQUISITION CORP?▼
The top five institutional holders account for 100% of the reported institutional value in HCM II ACQUISITION CORP, making ownership dominated by its top few institutional owners.
Who is the largest institutional holder of HCM II ACQUISITION CORP?▼
JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) is the largest reported holder of HCM II ACQUISITION CORP with $869K across 52,946 shares as of Q3 2025.

Source: U.S. Securities and Exchange Commission (SEC) - EDGAR Form 13F-HR institutional holdings filings · Q3 2025 13F-HR discloses long US-listed equity positions of managers with $100M+ qualifying assets, filed within 45 days of period end. Short positions and most derivatives are not disclosed.

PlainFundData is rendered directly from SEC EDGAR Form 13F-HR institutional holdings filings, no number is typed in by an editor. Holder lists, concentration, and reported value on this page are aggregated live from those 13F-HR extracts. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-05-16.