HMH Holding Inc (HMH) Institutional Shareholders
HMH Holding Inc (HMH) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $225.52M in HMH holdings during the latest filing period.
Price T Rowe Associates Inc is currently the largest disclosed institutional shareholder of HMH tracked by InsiderSet, reporting ownership valued at approximately $52.59M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $52.90M, representing an estimated gain of +0.58% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 74% of the total disclosed HMH value among the investors covered in this analysis. Major shareholders include Price T Rowe Associates Inc, American Century Companies Inc, Wellington Management Group Llp, and several other long-term asset managers with concentrated positions in HMH Holding Inc (HMH).
This page ranks the largest institutional HMH shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
68
Total Reported Value
$225.52M
Largest Holder
Price T Rowe Associates Inc
Largest Position
$52.59M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
68
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Price T Rowe Associates Inc | 0.01% | 2,806,339 | $52,592,000 | $52,899,490 | +$307,490 | +0.58% | |
| American Century Companies Inc | 0.01% | 1,496,751 | $28,049,114 | $28,213,756 | +$164,642 | +0.59% | |
| Wellington Management Group Llp | 0.00% | 760,497 | $14,251,714 | $14,335,368 | +$83,654 | +0.59% | |
| Blackrock, Inc. | 0.00% | 738,234 | $13,834,506 | $13,915,711 | +$81,205 | +0.59% | |
| T. Rowe Price Investment Management, Inc. | 0.01% | 694,396 | $13,013,000 | $13,089,365 | +$76,365 | +0.59% | |
| Citadel Advisors Llc | 0.01% | 673,656 | $12,624,313 | $12,698,416 | +$74,103 | +0.59% | |
| Fmr Llc | 0.00% | 563,624 | $10,562,314 | $10,624,312 | +$61,998 | +0.59% | |
| Vanguard Capital Management Llc | 0.00% | 473,904 | $8,880,961 | $8,933,090 | +$52,129 | +0.59% | |
| Geosphere Capital Management, Llc | 3.64% | 375,000 | $7,027,500 | $7,068,750 | +$41,250 | +0.59% | |
| Alyeska Investment Group, L.P. | 0.01% | 300,000 | $5,622,000 | $5,655,000 | +$33,000 | +0.59% | |
| Cannell & Spears Llc | 0.09% | 277,199 | $5,194,709 | $5,225,201 | +$30,492 | +0.59% | |
| Geode Capital Management, Llc | 0.00% | 273,097 | $5,118,981 | $5,147,878 | +$28,897 | +0.56% | |
| Two Sigma Investments, Lp | 0.00% | 266,912 | $5,001,931 | $5,031,291 | +$29,360 | +0.59% | |
| Millennium Management Llc | 0.00% | 160,894 | $3,015,154 | $3,032,852 | +$17,698 | +0.59% | |
| Thomist Capital Management, Lp | 1.09% | 158,161 | $2,963,937 | $2,981,335 | +$17,398 | +0.59% | |
| Seven Grand Managers, Llc | 0.11% | 150,000 | $2,811,000 | $2,827,500 | +$16,500 | +0.59% | |
| Ubs Group Ag | 0.00% | 144,960 | $2,716,550 | $2,732,496 | +$15,946 | +0.59% | |
| Jane Street Group, Llc | 0.00% | 136,095 | $2,550,420 | $2,565,391 | +$14,971 | +0.59% | |
| Marex Group Plc | 0.02% | 127,392 | $2,387,326 | $2,401,339 | +$14,013 | +0.59% | |
| Burkehill Global Management, Lp | 0.08% | 125,000 | $2,342,500 | $2,356,250 | +$13,750 | +0.59% | |
| Ghisallo Capital Management Llc | 0.05% | 125,000 | $2,342,500 | $2,356,250 | +$13,750 | +0.59% | |
| Goldman Sachs Group Inc | 0.00% | 101,722 | $1,906,271 | $1,917,460 | +$11,189 | +0.59% | |
| Walleye Capital Llc | 0.01% | 82,951 | $1,554,502 | $1,563,626 | +$9,124 | +0.59% | |
| Northern Trust Corp | 0.00% | 82,004 | $1,536,755 | $1,545,775 | +$9,020 | +0.59% | |
| Readystate Asset Management Lp | 0.06% | 80,000 | $1,499,200 | $1,508,000 | +$8,800 | +0.59% | |
| Vanguard Fiduciary Trust Co | 0.00% | 73,976 | $1,386,310 | $1,394,448 | +$8,138 | +0.59% | |
| Vanguard Portfolio Management Llc | 0.00% | 68,856 | $1,290,361 | $1,297,936 | +$7,575 | +0.59% | |
| Morgan Stanley | 0.00% | 64,592 | $1,210,455 | $1,217,559 | +$7,104 | +0.59% | |
| Lmr Partners Llp | 0.01% | 60,200 | $1,128,148 | $1,134,770 | +$6,622 | +0.59% | |
| Squarepoint Ops Llc | 0.00% | 57,432 | $1,076,276 | $1,082,593 | +$6,317 | +0.59% | |
| Nuveen, Llc | 0.00% | 51,003 | $955,796 | $961,407 | +$5,611 | +0.59% | |
| Bank Of America Corp | 0.00% | 45,687 | $856,174 | $861,200 | +$5,026 | +0.59% | |
| Sei Investments Co | 0.00% | 40,375 | $756,628 | $761,069 | +$4,441 | +0.59% | |
| D. E. Shaw & Co., Inc. | 0.00% | 40,162 | $752,636 | $757,054 | +$4,418 | +0.59% | |
| Woodline Partners Lp | 0.00% | 40,000 | $749,600 | $754,000 | +$4,400 | +0.59% | |
| Xtx Topco Ltd | 0.01% | 36,850 | $690,569 | $694,623 | +$4,054 | +0.59% | |
| Charles Schwab Investment Management Inc | 0.00% | 33,756 | $632,587 | $636,301 | +$3,714 | +0.59% | |
| Victory Capital Management Inc | 0.00% | 30,183 | $565,629 | $568,950 | +$3,321 | +0.59% | |
| Weiss Asset Management Lp | 0.01% | 30,000 | $562,200 | $565,500 | +$3,300 | +0.59% | |
| Kornitzer Capital Management Inc | 0.01% | 29,024 | $543,910 | $547,102 | +$3,192 | +0.59% | |
| Bank Of New York Mellon Corp | 0.00% | 25,986 | $486,978 | $489,836 | +$2,858 | +0.59% | |
| Capricorn Fund Managers Ltd | 0.03% | 21,000 | $393,540 | $395,850 | +$2,310 | +0.59% | |
| Tudor Investment Corp Et Al | 0.00% | 15,902 | $298,003 | $299,753 | +$1,750 | +0.59% | |
| Wells Fargo & Company/Mn | 0.00% | 14,468 | $271,130 | $272,722 | +$1,592 | +0.59% | |
| Rhumbline Advisers | 0.00% | 13,542 | $253,773 | $255,267 | +$1,494 | +0.59% | |
| Deutsche Bank Ag\ | 0.00% | 10,032 | $188,000 | $189,103 | +$1,103 | +0.59% | |
| Texas Permanent School Fund Corp | 0.01% | 10,000 | $187,400 | $188,500 | +$1,100 | +0.59% | |
| Metlife Investment Management, Llc | 0.00% | 6,555 | $122,841 | $123,562 | +$721 | +0.59% | |
| Citigroup Inc | 0.00% | 5,601 | $104,963 | $105,579 | +$616 | +0.59% | |
| Vanguard Global Advisers, Llc | 0.00% | 5,307 | $99,453 | $100,037 | +$584 | +0.59% |
Frequently asked questions about HMH
Who owns the most HMH stock?
The largest holders of HMH are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for HMH Holding Inc (HMH).
Is HMH widely held by superinvestors?
Many widely followed stocks like HMH appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly HMH is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.