MHMcGraw Hill, Inc.

$13.37-1.3% 1Y

Who owns MH

110 institutions reported holding MH for 2026Q2, together 101% of the company, more than the 106 a quarter earlier.

110

Institutions reporting a position · as of 2026Q2 · up from 106 the quarter before

Shares held by institutions
193.2M

Shares held by institutions · 101% of the company · long US equity positions only, as reported on Form 13F

Reported value
$1.57B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
92%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
4
New positions
24
Positions exited
20
Added to
33
Reduced
34
Top 10 holdersof the company
96%
Shares sold shortsettled Sep 15, 2026
2.3M
Short interestof shares outstanding
1.2%
Days to coverat the average daily volume
5.2
Change in the short positionsince the Aug 31, 2026 count
+0.41%
Institutional ownership by quarter, 2025Q3 to 2026Q2
QuarterFilersSharesReported value
2026Q2110193.2M$1.57B
2026Q1106198.0M$2.71B
2025Q495196.9M$3.25B
2025Q383195.0M$2.45B
Largest reported holders, 2026Q2
HolderShares% of companyValue
Platinum Equity Advisors, LLC/DE165.2M86%$1.30B
AMERICAN CENTURY COMPANIES INC4.5M2.3%$42M
VANGUARD GROUP INC2.7M1.4%$25M
BlackBarn Capital Partners LP2.5M1.3%$23M
BlackRock Inc.1.7M0.91%$16M
JPMORGAN CHASE & CO1.7M0.87%$15M
T. Rowe Price Investment Management, Inc.1.6M0.84%$15M
Alyeska Investment Group, L.P.1.5M0.79%$14M
SCHRODER INVESTMENT MANAGEMENT GROUP1.3M0.70%$12M
ARROWSTREET CAPITAL LIMITED PARTNERSHIP1.1M0.59%$11M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20262.3M1.2%5.2
Aug 31, 20262.3M1.2%3.6
Aug 14, 20262.1M1.1%2.8
Jul 31, 20262.1M1.1%3.9
Jul 15, 20262.1M1.1%2.3
Jun 30, 20261.9M0.97%1.3
Jun 15, 20263.2M1.7%5.0
May 29, 20263.2M1.7%7.6
May 15, 20263.3M1.7%9.2
Apr 30, 20263.6M1.9%8.6
Apr 15, 20263.9M2.0%13.2
Mar 31, 20264.1M2.2%9.7

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

opening the register…