DOSSIER · 13F Holders · Q2 2026
MH

MCGRAW HILL INC

109 institutions still hold MCGRAW HILL INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 580907103·109 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$1.6B
visible holders
Holders
109
filers reporting
Concentration
81.50%
Platinum Equity Advisors, LLC/DE #1
top holder share
AI Holders Summary · Q2 2026

109 institutions reported MH in Q2 2026. Platinum Equity Advisors, LLC/DE leads at 81.5% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Platinum Equity Advisors, LLC/DE
CIK 0001803274
$1.3B165.2M14.56%Q2 2026
02
T. Rowe Price Investment Management, Inc.
CIK 0001897612
$99M7.2M0.07%Q1 2026
03
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$42M4.5M0.02%Q2 2026
04
BlackBarn Capital Partners LP
CIK 0002010204
$23M2.5M1.96%Q2 2026
05
BlackRock, Inc.
CIK 0002012383
$16M1.7M0.00%Q2 2026
06
JPMORGAN CHASE & CO
CIK 0000019617
$15M1.7M0.00%Q2 2026
07
Alyeska Investment Group, L.P.
CIK 0001453072
$14M1.5M0.04%Q2 2026
08
SCHRODER INVESTMENT MANAGEMENT GROUP
CIK 0001086619
$12M1.3M0.01%Q2 2026
09
Vanguard Portfolio Management
CIK 0002100121· Index
$12M1.2M0.00%Q2 2026
10
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$12M1.2M0.00%Q2 2026
11
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$11M1.1M0.00%Q2 2026
12
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$6M600K0.00%Q2 2026
13
STATE STREET CORP
CIK 0000093751
$5M552K0.00%Q2 2026
14
CITADEL ADVISORS LLC
CIK 0001423053
$5M545K0.00%Q2 2026
15
BARCLAYS PLC
CIK 0000312069
$5M502K0.00%Q2 2026
16
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
CIK 0001535845
$4M475K0.01%Q2 2026
17
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$4M423K0.00%Q2 2026
18
GOLDMAN SACHS GROUP INC
CIK 0000886982
$3M357K0.00%Q2 2026
19
BANK OF AMERICA CORP /DE/
CIK 0000070858
$3M354K0.00%Q2 2026
20
PEREGRINE CAPITAL MANAGEMENT LLC
CIK 0000764529
$3M352K0.11%Q2 2026
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Insiders at MCGRAW HILL INC
Van Dam Brian KeithTiska TraceySallmann RobertStafford David BCortese DavidReinemund StevenSigler Mary AnnAlvaro Felicia