Security Snapshot

Six Flags Entertainment Corporation/NEW - Common Stock (FUN) Institutional Ownership

CUSIP: 83001C108

13F Institutional Holders and Ownership History from Q2 2024 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

301

Shares (Excl. Options)

109,613,160

Price

$15.34

Type / Class
Equity / Common Stock
Symbol
FUN on NYSE
Shares outstanding
101,960,784
Price per share
$17.75
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
109,613,160
Total reported value
$1,681,551,515
% of total 13F portfolios
0%
Share change
-2,129,123
Value change
-$151,273,212
Number of holders
301
Price from insider filings
$17.75
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

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Quick Takeaways

  • FUN - Six Flags Entertainment Corporation/NEW - Common Stock is tracked under CUSIP 83001C108.
  • 301 institutions reported positions in Q4 2025.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 301 to 5 between Q4 2025 and Q1 2026.
  • Reported value moved from $1,681,551,515 to $269,697.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Official SEC Source

Backed by Form 13F

Ownership context comes from SEC Form 13F and, when available, Schedule 13D/13G filings.

See Original Filing

Investment Quick Answers

What is CUSIP 83001C108?
CUSIP 83001C108 identifies FUN - Six Flags Entertainment Corporation/NEW - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of Six Flags Entertainment Corporation/NEW - Common Stock (FUN) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
MORGAN STANLEY 9.1% +58% $145,986,146 +$55,599,926 9,198,875 +62% Morgan Stanley 31 Dec 2025
DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP 5.1% -39% $82,524,000 -$55,545,000 5,200,000 -40% Darlington Partners Capital Management, LP 31 Dec 2025
JAFFER REHAN 5% $176,150,000 5,000,000 Rehan Jaffer 03 Apr 2025

As of 31 Dec 2025, 301 institutional investors reported holding 109,613,160 shares of Six Flags Entertainment Corporation/NEW - Common Stock (FUN). This represents 108% of the company’s total 101,960,784 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Six Flags Entertainment Corporation/NEW - Common Stock (FUN) together control 90% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 15% 15,378,916 +2.2% 0% $235,912,575
VANGUARD GROUP INC 9.4% 9,548,762 -5.2% 0% $146,478,008
MORGAN STANLEY 9.3% 9,473,532 +62% 0.01% $145,323,993
UBS Group AG 5.2% 5,279,720 +574% 0.02% $80,990,905
DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP 5.1% 5,200,000 -40% 3.2% $79,768,000
Sachem Head Capital Management LP 4.9% 5,030,000 0% 1.8% $77,160,200
DENDUR CAPITAL LP 4.9% 4,953,500 +6.2% 7.9% $75,986,690
H PARTNERS MANAGEMENT, LLC 4.6% 4,650,000 0% 45% $71,331,000
JANA Partners Management, LP 4% 4,116,099 +1.6% 3.3% $63,140,959
STATE STREET CORP 3.5% 3,614,025 +2.8% 0% $55,439,144
BANK OF AMERICA CORP /DE/ 2.7% 2,739,720 +54% 0% $42,027,309
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 2.3% 2,389,905 0.06% $36,661,143
GEODE CAPITAL MANAGEMENT, LLC 2.3% 2,311,520 +0.5% 0% $35,465,335
GOLDMAN SACHS GROUP INC 1.9% 1,974,391 -23% 0% $30,287,158
Nearwater Capital Markets, Ltd 1.7% 1,755,500 +132% 0.46% $26,929,370
Land & Buildings Investment Management, LLC 1.7% 1,743,077 +9.9% 4.4% $26,738,801
HAWK RIDGE CAPITAL MANAGEMENT LP 1.5% 1,539,650 0% 1.1% $23,618,231
AMERIPRISE FINANCIAL INC 1.5% 1,496,274 +238% 0.01% $22,952,850
Invenomic Capital Management LP 1.4% 1,436,617 +39% 1.1% $22,037,705
RUSH ISLAND MANAGEMENT, LP 1.2% 1,181,229 +142% 1.1% $18,120,053
Davidson Kempner Capital Management LP 1.2% 1,177,943 0.4% $18,069,646
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.1% 1,149,486 +4.8% 0% $17,633,115
GLENVIEW CAPITAL MANAGEMENT, LLC 1.1% 1,122,374 0.37% $17,217,217
Chescapmanager LLC 1.1% 1,121,254 +42% 2.8% $17,200,036
ING GROEP NV 1% 1,046,000 +71% 0.1% $16,045,640

Institutional Holders of Six Flags Entertainment Corporation/NEW - Common Stock (FUN) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 15,243 $269,697 +$118,757 $17.75 5
2025 Q4 109,613,160 $1,681,551,515 -$151,273,212 $15.34 301
2025 Q3 111,006,040 $2,522,049,812 +$121,463,629 $22.72 305
2025 Q2 102,440,514 $3,118,754,294 +$78,872,281 $30.43 325
2025 Q1 98,191,221 $3,503,035,845 +$186,591,547 $35.67 325
2024 Q4 91,672,324 $4,417,067,220 -$51,427,145 $48.19 350
2024 Q3 93,103,150 $3,753,060,573 +$3,187,517,925 $40.31 322
2024 Q2 84,877 $4,610,697 +$4,610,697 $54.35 12

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