$HACQ

$10.02 +$0.01 (0.1%) Live

$HACQ Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 37.4M shares outstanding

Who owns HACQ?

By type of holder

Institutions 60.5% Everyone else 39.5%

No insider has reported a holding in the last two years, so insiders are counted in "Everyone else".

Concentration Top 10 holders own 30.0%

MMCAP International Inc. SPC 3.8% · Polar Asset Management Partners Inc. 3.8%

Institutional ownership

60.5%

+60.5 pts vs last qtr

Institutional holders

+50 vs last qtr

Net shares bought

+22.6M

by institutions in Q2 2026

New / sold out

50 / 0

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Polar Asset Management Partners Inc. NEW +1.4M
MMCAP International Inc. SPC NEW +1.4M

Biggest sellers in Q2 2026

None.

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for HCM IV Acquisition Corp in the last 12 months.

Is your stake being diluted?

There are not yet two fiscal years of reported share counts for HCM IV Acquisition Corp.

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years0% Under 1 year100%

Quarterly turnover

—

of institutional shares changed hands

Top 10 managers, median time held

0 quarters

Super Investors

Investment managers reporting HACQ on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
MI MMCAP International Inc. SPC	1.4M	3.75%	NEW	Q2 '26	1.2%
Shares held by quarter Peak holding1.4M (Q2'26) Change over 8 quarters+1.4M Share of the company3.750% MMCAP International Inc. SPC's full portfolio →
PA Polar Asset Management Partners Inc.	1.4M	3.75%	NEW	Q2 '26	0.2%
Shares held by quarter Peak holding1.4M (Q2'26) Change over 8 quarters+1.4M Share of the company3.750% Polar Asset Management Partners Inc.'s full portfolio →

MMCAP International Inc. SPC

1.4M

% of company

3.75%

Change vs last qtr

NEW

Held since

Q2 '26

Polar Asset Management Partners Inc.

1.4M

% of company

3.75%

Change vs last qtr

NEW

Held since

Q2 '26

23 more super investors behind a free account

See every manager holding HCM IV Acquisition Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting HACQ on Form N-PORT; together they hold 1.6% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
FT First Trust Merger Arbitrage Fund Investment Managers Series Trust II	$4.3M	428.3K	1.15%	0.26%	June 30, 2026
SO Special Opportunities Fund, Inc. Special Opportunities Fund, Inc.	$1.01M	100.0K	0.27%	0.58%	June 30, 2026

First Trust Merger Arbitrage Fund

Investment Managers Series Trust II

Position value

$4.3M

% of company

1.15%

% of the fund

0.26%

As of

June 30, 2026

Special Opportunities Fund, Inc.

Position value

$1.01M

% of company

0.27%

% of the fund

0.58%

As of

June 30, 2026

1 more funds behind a free account

See every fund holding HCM IV Acquisition Corp and how much of the fund the position is.

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