DOSSIER · 13F Holders · Q1 2026Inflation hedgeYield
APG

API Group Corp

593 institutions still hold API Group Corp as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 00187y100·593 13F holders·last filed Mar 31, 2026
Market cap
7.9%
vs prior quarter
13F value held
$7.6B
72.0% inst. owned
of float
Holders
593
+4 QoQ
filers reporting
Activity
+25 / −113
+836 added · −911 reduced
this quarter
Concentration
18.29%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

593 institutions reported APG in Q1 2026. BlackRock, Inc. leads at 18.3% of the visible book. +4 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$1.4B34.4M0.02%Q1 2026
02
JANUS HENDERSON GROUP PLC
CIK 0001274173
$947M23.4M0.45%Q1 2026
03
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119
$673M16.6M0.02%Q1 2026
04
Vanguard Portfolio Management
CIK 0002100121
$633M15.6M0.03%Q1 2026
05
Durable Capital Partners LP
CIK 0001798849
$599M14.8M6.16%Q1 2026
06
STATE STREET CORP
CIK 0000093751
$456M11.2M0.02%Q1 2026
07
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$333M8.2M0.02%Q1 2026
08
Invesco Ltd.
CIK 0000914208
$265M6.5M0.04%Q1 2026
09
Artisan Partners Limited Partnership
CIK 0001466153
$257M6.3M0.41%Q1 2026
10
Findlay Park Partners LLP
CIK 0001351950
$242M6.0M3.38%Q1 2026
11
VIKING GLOBAL INVESTORS LP
CIK 0001103804
$237M5.8M0.66%Q1 2026
12
Pictet Asset Management Holding SA
CIK 0001993888
$219M5.4M0.23%Q1 2026
13
FMR LLC
CIK 0000315066
$205M5.0M0.01%Q1 2026
14
WESTFIELD CAPITAL MANAGEMENT CO LP
CIK 0001177719
$188M4.6M0.79%Q1 2026
15
Capital Research Global Investors
CIK 0001422848
$186M4.6M0.03%Q1 2026
16
MONTRUSCO BOLTON INVESTMENTS INC.
CIK 0001475940
$184M4.7M2.78%Q1 2026
17
Allspring Global Investments Holdings, LLC
CIK 0001890906
$154M3.7M0.26%Q1 2026
18
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$151M3.7M0.03%Q1 2026
19
Clearbridge Investments, LLC
CIK 0001348883
$147M3.6M0.13%Q1 2026
20
Progeny 3, Inc.
CIK 0001536006
$143M3.5M7.67%Q1 2026
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