13F Insight
DOSSIER · 13F Holders · Q1 2026Consumer Cyclical · Services-Amusement & Recreation ServicesMost-boughtAI cap-ex
FUN

SIX FLAGS ENTERTAINMENT CORP

314 institutions still hold SIX FLAGS ENTERTAINMENT CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 83001C108·Services-Amusement & Recreation Services·314 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 7.4%
vs prior quarter
13F value held
$1.5B
46.0% inst. owned
of float
Holders
314
+60 QoQ
filers reporting
Activity
+20 / −49
+973 added · −762 reduced
this quarter
Concentration
18.13%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

314 institutions reported FUN in Q1 2026. BlackRock, Inc. leads at 18.1% of the visible book. +60 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
$269M15.2M0.00%Q1 202602
UBS Group AG
CIK 0001610520
$162M9.1M0.02%Q1 202603
MORGAN STANLEY
CIK 0000895421
$105M5.9M0.01%Q1 202604
Vanguard Portfolio Management
CIK 0002100121
$91M5.1M0.00%Q1 202605
DENDUR CAPITAL LP
CIK 0001782124
$88M5.0M6.44%Q1 202606
H PARTNERS MANAGEMENT, LLC
CIK 0001364412
$83M4.7M53.68%Q1 202607
DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP
CIK 0001854440
$80M5.2M3.19%Q4 202508
Sachem Head Capital Management LP
CIK 0001582090
$77M5.0M1.81%Q4 202509
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$75M4.2M0.00%Q1 202610
JANA Partners Management, LP
CIK 0001998597
$73M4.1M4.55%Q1 202611
STATE STREET CORP
CIK 0000093751
$65M3.7M0.00%Q1 202612
AMERIPRISE FINANCIAL INC
CIK 0000820027
$60M3.4M0.01%Q1 202613
GOLDMAN SACHS GROUP INC
CIK 0000886982
$53M3.0M0.01%Q1 202614
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$42M2.4M0.00%Q1 202615
GLENVIEW CAPITAL MANAGEMENT, LLC
CIK 0001138995
$39M2.2M0.99%Q1 202616
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$26M1.5M0.00%Q1 202617
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$25M1.4M0.00%Q1 202618
Chescapmanager LLC
CIK 0001697162
$24M1.4M2.19%Q1 202619
HAWK RIDGE CAPITAL MANAGEMENT LP
CIK 0001609074
$24M1.4M0.88%Q1 202620
Invenomic Capital Management LP
CIK 0001769456
$22M1.4M1.03%Q4 2025
Page 1 of 16
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