HCM III Acquisition Corp
HCMA
55 hedge funds and large institutions have $224M invested in HCM III Acquisition Corp in 2025 Q4 according to their latest regulatory filings, with 20 funds opening new positions, 10 increasing their positions, 8 reducing their positions, and 2 closing their positions.
900% more first-time investments, than exits
New positions opened: 20 | Existing positions closed: 2
49% more funds holding
Funds holding: 37 → 55 (+18)
38% more capital invested
Capital invested by funds: $162M → $224M (+$61.9M)
25% more repeat investments, than reductions
Existing positions increased: 10 | Existing positions reduced: 8
24.35% more ownership
Funds ownership: 63.93% → 88.28% (+24%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MI
MMCAP International
Grand Cayman,
Cayman Islands
|
+$10.2M |
| 2 |
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Toronto,
Ontario, Canada
|
+$10.2M |
| 3 |
MF
Magnetar Financial
Evanston,
Illinois
|
+$10.2M |
| 4 |
MTCM
Mint Tower Capital Management
Amsterdam,
Netherlands
|
+$7.63M |
| 5 |
AIMCA
Alberta Investment Management Corp (AIMCo)
Edmonton,
Alberta, Canada
|
+$5.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HCI
Harraden Circle Investments
New York
|
-$4.81M |
| 2 |
Verition Fund Management
Greenwich,
Connecticut
|
-$2.12M |
| 3 |
MC
Meteora Capital
Boca Raton,
Florida
|
-$1.61M |
| 4 |
HighTower Advisors
Chicago,
Illinois
|
-$1.34M |
| 5 |
HIM
HGC Investment Management
Toronto,
Ontario, Canada
|
-$1.02M |
HCMA Hedge Fund Activity: Q4 2025 in Review
55 of the 8,257 institutional investors tracked by Wall St. Rank reported a position in HCM III Acquisition Corp (HCMA) for Q4 2025, worth a combined $224M — up 38% from $162M a quarter earlier.
Buyers outnumbered sellers: 20 funds opened new HCMA positions and 2 closed out — a net gain of 18 holders — while 10 added to existing stakes and 8 trimmed.
The largest buyer was MMCAP International, opening a new position worth an estimated $10.2M. The largest seller was Harraden Circle Investments, cutting an estimated $4.81M.
- 55 institutional investors held HCM III Acquisition Corp (HCMA) as of Q4 2025, up from 37 in Q3 2025.
- Funds reported $224M of HCM III Acquisition Corp stock for Q4 2025, up 38% quarter-over-quarter.
- 20 funds opened new HCM III Acquisition Corp positions in Q4 2025 and 2 closed out, a net change of +18 holders.
- The largest HCM III Acquisition Corp buyer in Q4 2025 was MMCAP International, an estimated $10.2M added.
- The largest HCM III Acquisition Corp seller in Q4 2025 was Harraden Circle Investments, an estimated $4.81M sold.
Based on aggregated 13F filings for Q4 2025.