Latest Period
Q2 2026
Security Snapshot
HMH Holding Inc - Class A Common Stock, par value $0.01 per share (HMH) Institutional Ownership
CUSIP: 40445M100
13F Institutional Holders and Ownership History for Q2 2026
Institutions Reporting
67
Shares (Excl. Options)
12,033,747
Price
$18.74
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- Security type / class
- Equity / Class A Common Stock, par value $0.01 per share
- Symbol
- HMH on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 12,033,747
- Total 13F value
- $225,518,593
- Portfolio coverage rank
- 0%
- Share change
- +12,031,987
- Value change
- +$225,485,611
- Number of holders
- 67
- Shares outstanding
- 11,350,701
- SEC-reported price per share
- $21.05
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- HMH - HMH Holding Inc - Class A Common Stock, par value $0.01 per share is tracked under CUSIP 40445M100.
- 67 institutions reported positions in Q2 2026.
- 6 significant owners is listed from Schedule 13D/13G reporting.
Change
- Latest quarter on this page is Q2 2026.
- Additional quarter-over-quarter change detail appears as history expands.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 67 institutions filings for Q2 2026.
Security key
40445M100
Latest holder period
Q2 2026
13F holders
67
13D/G owners
6
CIK / CUSIP context first
Open Q2 2026 holders
HMH full holder history
HMH Holding Inc SEC filings
HMH Holding Inc company facts
HMH Holding Inc insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 40445M100:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
6
Security
HMH
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| PRICE T ROWE ASSOCIATES INC /MD/ | 24% | $52,255,890 | 2,788,468 | T. Rowe Price Associates, Inc. | 31 Jul 2026 | |||
| FMR LLC | 12% | $24,737,793 | 1,320,053 | FMR LLC | 31 Jul 2026 | |||
| WELLINGTON MANAGEMENT GROUP LLP | 6.7% | $14,251,714 | 760,497 | Wellington Management Group LLP | 30 Jun 2026 | |||
| BlackRock, Inc. | 6.5% | $13,834,505 | 738,234 | BlackRock, Inc. | 30 Jun 2026 | |||
| SCHRODER INVESTMENT MANAGEMENT GROUP | 5.3% | $11,422,536 | 609,527 | SCHRODER INVESTMENT MANAGEMENT GROUP | 30 Jun 2026 | |||
| MILLENNIUM MANAGEMENT LLC | 1.4% | $3,608,852 | 160,894 | Millennium Management LLC | 30 Jun 2026 |
As of 30 Jun 2026, 67 institutional investors reported holding 12,033,747 shares of HMH Holding Inc - Class A Common Stock, par value $0.01 per share (HMH). This represents 106% of the company’s total 11,350,701 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
98%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| PRICE T ROWE ASSOCIATES INC /MD/ | 25% | 2,806,339 | 0.01% | $52,592,000 | |
| AMERICAN CENTURY COMPANIES INC | 13% | 1,496,751 | 0.01% | $28,049,114 | |
| WELLINGTON MANAGEMENT GROUP LLP | 6.7% | 760,497 | 0% | $14,251,714 | |
| BlackRock, Inc. | 6.5% | 738,234 | 0% | $13,834,506 | |
| T. Rowe Price Investment Management, Inc. | 6.1% | 694,396 | 0.01% | $13,013,000 | |
| CITADEL ADVISORS LLC | 5.9% | 673,656 | 0.01% | $12,624,313 | |
| FMR LLC | 5% | 563,624 | 0% | $10,562,314 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.2% | 473,904 | 0% | $8,880,961 | |
| GeoSphere Capital Management, LLC | 3.3% | 375,000 | 3.6% | $7,027,500 | |
| Alyeska Investment Group, L.P. | 2.6% | 300,000 | 0.01% | $5,622,000 | |
| Cannell & Spears LLC | 2.4% | 277,199 | 0.09% | $5,194,709 | |
| GEODE CAPITAL MANAGEMENT, LLC | 2.4% | 273,097 | 0% | $5,118,981 | |
| TWO SIGMA INVESTMENTS, LP | 2.4% | 266,912 | 0% | $5,001,931 | |
| MILLENNIUM MANAGEMENT LLC | 1.4% | 160,894 | 0% | $3,015,154 | |
| Thomist Capital Management, LP | 1.4% | 158,161 | 1.1% | $2,963,937 | |
| SEVEN GRAND MANAGERS, LLC | 1.3% | 150,000 | 0.11% | $2,811,000 | |
| UBS Group AG | 1.3% | 144,960 | 0% | $2,716,550 | |
| JANE STREET GROUP, LLC | 1.2% | 136,095 | 0% | $2,550,420 | |
| Marex Group Ltd | 1.1% | 127,392 | 0.02% | $2,387,326 | |
| Burkehill Global Management, LP | 1.1% | 125,000 | 0.08% | $2,342,500 | |
| Ghisallo Capital Management LLC | 1.1% | 125,000 | 0.05% | $2,342,500 | |
| GOLDMAN SACHS GROUP INC | 0.9% | 101,722 | 0% | $1,906,271 | |
| Walleye Capital LLC | 0.73% | 82,951 | 0.01% | $1,554,502 | |
| NORTHERN TRUST CORP | 0.72% | 82,004 | 0% | $1,536,755 | |
| READYSTATE ASSET MANAGEMENT LP | 0.7% | 80,000 | 0.07% | $1,499,200 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
1
Latest
Q2 2026
Rows shown
1-1 of 1
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 12,033,747 | $225,518,593 | +$225,485,611 | $18.74 | 67 |