Institutional Ownership
Mcgraw Hill Inc
CUSIP 580907103COMMHQ1 2026
13D / 13G Filings
1
Schedule 13D/13G on record
Beneficial Filers
1
Distinct reporting persons
Largest Stake
86.5%
Max % of class reported
Institutional Holders
101
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
1 filings · latest Nov 13, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Nov 13, 2025 | Platinum Equity, LLC | 13G | 86.5% | 165.16M | SEC |
Top Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Platinum Equity Advisors, LLC/De | 165.16M | $2.26B |
| 2 | American Century Companies Inc | 4.18M | $57.23M |
| 3 | Blackbarn Capital Partners LP | 2.09M | $28.61M |
| 4 | Blackrock, Inc. | 1.84M | $25.20M |
| 5 | Alyeska Investment Group, L.P. | 1.74M | $23.82M |
| 6 | Jpmorgan Chase & Co | 1.50M | $19.86M |
| 7 | Healthcare Of Ontario Pension Plan Trust Fund | 950.0K | $13.02M |
| 8 | Schroder Investment Management Group | 887.9K | $11.77M |
| 9 | Ubs Group AG | 739.2K | $10.13M |
| 10 | Geode Capital Management, LLC | 625.6K | $8.57M |