HMH Holding Inc (HMH) Institutional Ownership Changes & 13F Activity

HMH Holding Inc (HMH). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Price T Rowe Associates Inc, Wellington Management Group Llp, T. Rowe Price Investment Management, Inc., Citadel Advisors Llc, and Geosphere Capital Management, Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Citadel Advisors LlcBuy+673,656673,656$12.62MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+141141$2.64KQ2 2026Aug 24, 2026
Price T Rowe Associates IncBuy+2,806,3392,806,339$52.59MQ2 2026Aug 14, 2026
Wellington Management Group LlpBuy+760,497760,497$14.25MQ2 2026Aug 14, 2026
T. Rowe Price Investment Management, Inc.Buy+694,396694,396$13.01MQ2 2026Aug 14, 2026
Geosphere Capital Management, LlcBuy+375,000375,000$7.03MQ2 2026Aug 14, 2026
Alyeska Investment Group, L.P.Buy+300,000300,000$5.62MQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+266,912266,912$5.00MQ2 2026Aug 14, 2026
Millennium Management LlcBuy+160,894160,894$3.02MQ2 2026Aug 14, 2026
Thomist Capital Management, LpBuy+158,161158,161$2.96MQ2 2026Aug 14, 2026
Seven Grand Managers, LlcBuy+150,000150,000$2.81MQ2 2026Aug 14, 2026
Jane Street Group, LlcBuy+136,095136,095$2.55MQ2 2026Aug 14, 2026
Marex Group PlcBuy+127,392127,392$2.39MQ2 2026Aug 14, 2026
Burkehill Global Management, LpBuy+125,000125,000$2.34MQ2 2026Aug 14, 2026
Ghisallo Capital Management LlcBuy+125,000125,000$2.34MQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+101,722101,722$1.91MQ2 2026Aug 14, 2026
Readystate Asset Management LpBuy+80,00080,000$1.50MQ2 2026Aug 14, 2026
Lmr Partners LlpBuy+60,20060,200$1.13MQ2 2026Aug 14, 2026
Squarepoint Ops LlcBuy+57,43257,432$1.08MQ2 2026Aug 14, 2026
Bank Of America CorpBuy+45,68745,687$856.17KQ2 2026Aug 14, 2026
Sei Investments CoBuy+40,37540,375$756.63KQ2 2026Aug 14, 2026
D. E. Shaw & Co., Inc.Buy+40,16240,162$752.64KQ2 2026Aug 14, 2026
Woodline Partners LpBuy+40,00040,000$749.60KQ2 2026Aug 14, 2026
Xtx Topco LtdBuy+36,85036,850$690.57KQ2 2026Aug 14, 2026
Charles Schwab Investment Management IncBuy+33,75633,756$632.59KQ2 2026Aug 14, 2026
Weiss Asset Management LpBuy+30,00030,000$562.20KQ2 2026Aug 14, 2026
Tudor Investment Corp Et AlBuy+15,90215,902$298.00KQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+14,46814,468$271.13KQ2 2026Aug 14, 2026
Metlife Investment Management, LlcBuy+6,5556,555$122.84KQ2 2026Aug 14, 2026
Mirae Asset Global Etfs Holdings Ltd.Buy+4,7304,730$88.64KQ2 2026Aug 14, 2026
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Frequently asked questions about HMH activity

  • Which institutional owners are buying HMH?

    Institutional owners buying HMH include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in HMH activity?

    "Buy" means an investor increased their reported position in HMH compared to the prior reporting period. This reflects growing exposure to HMH Holding Inc (HMH) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in HMH increasing?

    Institutional interest in HMH can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.