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HACQU

HCM IV Acquisition Corp Unit
HACQU

66 hedge funds and large institutions have $278M invested in HCM IV Acquisition Corp Unit in 2026 Q1 according to their latest regulatory filings, with 66 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

110.98% more ownership

Funds ownership: 0% → 110.98% (+111%)

Holders
66
Holders Change
+66
Holders Change %
–
% of All Funds
0.81%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.01%
New
66
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
LP
LMR Partners
United Kingdom
+$14.1M
2
MI
MMCAP International
Cayman Islands
+$14.1M
3
PAMP
Polar Asset Management Partners
Ontario, Canada
+$14.1M
4
AA
AQR Arbitrage
Connecticut
+$12.9M
5
LA
Linden Advisors
New York
+$12.6M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
LP
1
LMR Partners
United Kingdom
$14M +$14.1M +1,400,000 New
MI
2
MMCAP International
Cayman Islands
$14M +$14.1M +1,400,000 New
PAMP
3
Polar Asset Management Partners
Ontario, Canada
$14M +$14.1M +1,400,000 New
AA
4
AQR Arbitrage
Connecticut
$12.8M +$12.9M +1,280,942 New
LA
5
Linden Advisors
New York
$12.5M +$12.6M +1,250,000 New
Millennium Management
6
Millennium Management
New York
$11.8M +$11.8M +1,178,000 New
AIMCA
7
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$10M +$10.1M +1,000,000 New
HCM
8
Highbridge Capital Management
New York
$10M +$10.1M +1,000,000 New
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
9
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$10M +$10.1M +1,000,000 New
MF
10
Magnetar Financial
Illinois
$10M +$10.1M +1,000,000 New
GCL
11
Glazer Capital LLC
New York
$9.29M +$9.31M +926,500 New
Hudson Bay Capital Management
12
Hudson Bay Capital Management
Connecticut
$8.2M +$8.2M +816,000 New
AC
13
Aristeia Capital
Connecticut
$8.02M +$8.04M +800,000 New
CCM
14
Context Capital Management
California
$7.52M +$7.54M +750,000 New
SCM
15
Saba Capital Management
New York
$7.02M +$7.04M +700,000 New
BNP Paribas Financial Markets
16
BNP Paribas Financial Markets
France
$6.21M +$6.22M +619,058 New
KC
17
Kryger Capital
United Kingdom
$6.03M +$6.05M +601,517 New
TCM
18
Tenor Capital Management
New York
$6.02M +$6.03M +600,000 New
FTCM
19
First Trust Capital Management
Illinois
$5.01M +$5.03M +500,000 New
MTCM
20
Mint Tower Capital Management
Netherlands
$5.01M +$5.03M +500,000 New
PEAK6
21
PEAK6
Illinois
$5.01M +$5.03M +500,000 New
PMAM
22
Picton Mahoney Asset Management
Ontario, Canada
$5.01M +$5.03M +500,000 New
Two Sigma Investments
23
Two Sigma Investments
New York
$4.54M +$4.55M +453,124 New
WA
24
Whitebox Advisors
Minnesota
$4.51M +$4.52M +450,000 New
OAC
25
OMERS Administration Corp
Ontario, Canada
$4.01M +$4.02M +400,000 New
1
2 3

HACQU Hedge Fund Activity: Q1 2026 in Review

66 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in HCM IV Acquisition Corp Unit (HACQU) for Q1 2026, worth a combined $278M.

Buyers outnumbered sellers: 66 funds opened new HACQU positions and 0 closed out — a net gain of 66 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was LMR Partners, opening a new position worth an estimated $14.1M.

  • 66 institutional investors held HCM IV Acquisition Corp Unit (HACQU) as of Q1 2026, up from 0 in Q4 2025.
  • Funds reported $278M of HCM IV Acquisition Corp Unit stock for Q1 2026.
  • 66 funds opened new HCM IV Acquisition Corp Unit positions in Q1 2026 and 0 closed out, a net change of +66 holders.
  • The largest HCM IV Acquisition Corp Unit buyer in Q1 2026 was LMR Partners, an estimated $14.1M added.

Based on aggregated 13F filings for Q1 2026.