Who owns HCM III ACQUISITION CORP.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of HCMAW from SEC Form 13F filings across 41 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 41 institutions disclosed 6.7M shares of HCM III ACQUISITION CORP. worth $5.3M — about 91.9% of shares outstanding; the largest disclosed holder is Harraden Circle Investments, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
41
13F holders
$5.3M
value, 2026 filers
91.9%
of shares outstanding (6.7M sh)
3
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of HCMAW's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Harraden Circle Investments, LLC | 530,942 | $345,112 | 0.0% | 7.2% | +54.5% |
| 2 | Meteora Capital, LLCNEW | 434,862 | $282,660 | 0.0% | 5.9% | new |
| 3 | LMR Partners LLP | 350,000 | $227,500 | 0.0% | 4.8% | 0.0% |
| 4 | Verition Fund Management LLC | 347,750 | $226,038 | 0.0% | 4.7% | -7.0% |
| 5 | Linden Advisors LP | 333,333 | $241,666 | 0.0% | 4.5% | 0.0% |
| 6 | Saba Capital Management, L.P. | 333,333 | $241,666 | 0.0% | 4.5% | 0.0% |
| 7 | TENOR CAPITAL MANAGEMENT Co., L.P. | 333,333 | $216,666 | 0.0% | 4.5% | 0.0% |
| 8 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 333,333 | $216,666 | 0.0% | 4.5% | 0.0% |
| 9 | MMCAP International Inc. SPC | 333,333 | $216,666 | 0.0% | 4.5% | 0.0% |
| 10 | Shaolin Capital Management LLC | 302,817 | $196,831 | 0.0% | 4.1% | +0.9% |
| 11 | TORONTO DOMINION BANK | 299,900 | $194,935 | 0.0% | 4.1% | -26.7% |
| 12 | HGC Investment Management Inc. | 266,666 | $173,333 | 0.0% | 3.6% | 0.0% |
| 13 | Mint Tower Capital Management B.V. | 250,000 | $163,000 | 0.0% | 3.4% | 0.0% |
| 14 | Governors Lane LP | 225,229 | $146,399 | 0.0% | 3.1% | +20.4% |
| 15 | Radcliffe Capital Management, L.P. | 191,665 | $138,957 | 0.0% | 2.6% | 0.0% |
| 16 | Periscope Capital Inc. | 191,600 | $124,540 | 0.0% | 2.6% | 0.0% |
| 17 | Alberta Investment Management Corp | 183,333 | $119,166 | 0.0% | 2.5% | 0.0% |
| 18 | Context Capital Management, LLC | 166,666 | $108,333 | 0.0% | 2.3% | 0.0% |
| 19 | PEAK6 LLC | 166,666 | $108,333 | 0.0% | 2.3% | 0.0% |
| 20 | Polar Asset Management Partners Inc.NEW | 166,666 | $108,333 | 0.0% | 2.3% | new |
| 21 | PICTON MAHONEY ASSET MANAGEMENT | 166,665 | $108,332 | 0.0% | 2.3% | 0.0% |
| 22 | AQR Arbitrage LLC | 126,461 | $77,761 | 0.0% | 1.7% | 0.0% |
| 23 | MORGAN STANLEY | 100,000 | $65,000 | 0.0% | 1.4% | 0.0% |
| 24 | Clear Street Group Inc. | 93,535 | $60,798 | 0.0% | 1.3% | -3.7% |
| 25 | BOOTHBAY FUND MANAGEMENT, LLC | 89,094 | $915,886 | 0.0% | 1.2% | -9.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation. Research, not investment advice.