Who owns HMH Holding Inc?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of HMH from SEC Form 13F filings across 60 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, 60 institutions disclosed 10.6M shares of HMH Holding Inc worth $145.5M — about 90.6% of shares outstanding; the largest disclosed holder is PRICE T ROWE ASSOCIATES INC /MD/. Source: SEC Form 13F filings, parsed by EvidInvest.
60
13F holders
$145.5M
value, 2026 filers
90.6%
of shares outstanding (10.6M sh)
60
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 HMH's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | PRICE T ROWE ASSOCIATES INC /MD/NEW | 2.8M | $52,592 | 0.0% | 24.1% | new |
| 2 | AMERICAN CENTURY COMPANIES INCNEW | 1.5M | $28.0M | 0.0% | 12.8% | new |
| 3 | WELLINGTON MANAGEMENT GROUP LLPNEW | 760,497 | $14.3M | 0.0% | 6.5% | new |
| 4 | BlackRock, Inc.NEW | 738,234 | $13.8M | 0.0% | 6.3% | new |
| 5 | CITADEL ADVISORS LLCNEW | 673,656 | $12.6M | 0.0% | 5.8% | new |
| 6 | FMR LLCNEW | 563,624 | $10.6M | 0.0% | 4.8% | new |
| 7 | VANGUARD CAPITAL MANAGEMENT LLCNEW | 473,904 | $8.9M | 0.0% | 4.1% | new |
| 8 | GeoSphere Capital Management, LLCNEW | 375,000 | $7.0M | 2.3% | 3.2% | new |
| 9 | GEODE CAPITAL MANAGEMENT, LLCNEW | 273,097 | $5.1M | 0.0% | 2.3% | new |
| 10 | TWO SIGMA INVESTMENTS, LPNEW | 266,912 | $5.0M | 0.0% | 2.3% | new |
| 11 | MILLENNIUM MANAGEMENT LLCNEW | 160,894 | $3.0M | 0.0% | 1.4% | new |
| 12 | SEVEN GRAND MANAGERS, LLCNEW | 150,000 | $2.8M | 0.1% | 1.3% | new |
| 13 | UBS Group AGNEW | 144,960 | $2.7M | 0.0% | 1.2% | new |
| 14 | JANE STREET GROUP, LLCNEW | 136,095 | $2.6M | 0.0% | 1.2% | new |
| 15 | Marex Group LtdNEW | 127,392 | $2.4M | 0.0% | 1.1% | new |
| 16 | Ghisallo Capital Management LLCNEW | 125,000 | $2.3M | 0.0% | 1.1% | new |
| 17 | Burkehill Global Management, LPNEW | 125,000 | $2.3M | 0.1% | 1.1% | new |
| 18 | GOLDMAN SACHS GROUP INCNEW | 101,722 | $1.9M | 0.0% | 0.9% | new |
| 19 | Walleye Capital LLCNEW | 82,951 | $1.6M | 0.0% | 0.7% | new |
| 20 | NORTHERN TRUST CORPNEW | 82,004 | $1.5M | 0.0% | 0.7% | new |
| 21 | READYSTATE ASSET MANAGEMENT LPNEW | 80,000 | $1.5M | 0.1% | 0.7% | new |
| 22 | VANGUARD FIDUCIARY TRUST CONEW | 73,976 | $1.4M | 0.0% | 0.6% | new |
| 23 | VANGUARD PORTFOLIO MANAGEMENT LLCNEW | 68,856 | $1.3M | 0.0% | 0.6% | new |
| 24 | MORGAN STANLEYNEW | 64,592 | $1.2M | 0.0% | 0.6% | new |
| 25 | LMR Partners LLPNEW | 60,200 | $1.1M | 0.0% | 0.5% | new |
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 · options positioning · supply chain. Research, not investment advice.