Six Flags Entertainment Corpora

Historical 13F Holders

Symbol: FUN
CUSIP: 83001C108
All holders as of: Q2 2026
Type: Equity
Class: COM

Reported Value, Excluding Options

Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 83001C108 since 12/18/2024, newest first.

Filer	% of Class	Shares	Form	Filed
Darlington Partners Capital Management, LP 13G/A Amendment 5	7.5%	7,700,000	13G/A Amendment 5	8/14/2026 Event 6/30/2026
Darlington Partners Capital Management, LP	7.5%	7,700,000
Darlington Partners GP, LLC	7.5%	7,700,000
Darlington Partners, L.P.	7.5%	7,700,000
Scott W. Clark	7.5%	7,700,000
Ramsey B. Jishi	7.5%	7,700,000
BlackRock, Inc. 13G/A Amendment 9	14.4%	14,734,649	13G/A Amendment 9	7/30/2026 Event 6/30/2026
Darlington Partners Capital Management, LP 13G/A Amendment 4	8.5%	8,700,000	13G/A Amendment 4	5/15/2026 Event 3/31/2026
Darlington Partners Capital Management, LP	8.5%	8,700,000
Darlington Partners GP, LLC	8.5%	8,700,000
Darlington Partners, L.P.	8.5%	8,700,000
Scott W. Clark	8.5%	8,700,000
Ramsey B. Jishi	8.5%	8,700,000
Morgan Stanley 13G/A Amendment 2	5.4%	5,514,103	13G/A Amendment 2	5/12/2026 Event 3/31/2026
Morgan Stanley	5.4%	5,514,103
Morgan Stanley Capital Services LLC	5.3%	5,371,530
Vanguard Portfolio Management LLC 13G	5.1%	5,214,914	13G	4/29/2026 Event 3/31/2026
Vanguard Group Inc 13G/A Amendment 11	0%	0	13G/A Amendment 11	3/27/2026 Event 3/13/2026
Darlington Partners Capital Management, LP 13G/A Amendment 3	5.1%	5,200,000	13G/A Amendment 3	2/13/2026 Event 12/31/2025
Darlington Partners Capital Management, LP	5.1%	5,200,000
Darlington Partners GP, LLC	5.1%	5,200,000
Darlington Partners, L.P.	5.1%	5,200,000
Scott W. Clark	5.1%	5,200,000
Ramsey B. Jishi	5.1%	5,200,000
Morgan Stanley 13G/A Amendment 1	9.1%	9,198,875	13G/A Amendment 1	2/12/2026 Event 12/31/2025
Morgan Stanley	9.1%	9,198,875
Morgan Stanley Capital Services LLC	8.8%	8,976,352
Morgan Stanley 13G	5.6%	5,695,414	13G	11/7/2025 Event 9/30/2025
Morgan Stanley	5.6%	5,695,414
Morgan Stanley Capital Services LLC	5.4%	5,489,443
Darlington Partners Capital Management, LP 13G/A Amendment 2	8.6%	8,700,000	13G/A Amendment 2	8/14/2025 Event 6/30/2025
Darlington Partners Capital Management, LP	8.6%	8,700,000
Darlington Partners GP, LLC	8.6%	8,700,000
Darlington Partners, L.P.	8.6%	8,700,000
Scott W. Clark	8.6%	8,700,000
Ramsey B. Jishi	8.6%	8,700,000
Darlington Partners Capital Management, LP 13G/A Amendment 1	7.2%	7,240,000	13G/A Amendment 1	5/15/2025 Event 3/31/2025
Darlington Partners Capital Management, LP	7.2%	7,240,000
Darlington Partners GP, LLC	7.2%	7,240,000
Darlington Partners, L.P.	7.2%	7,240,000
Scott W. Clark	7.2%	7,240,000
Ramsey B. Jishi	7.2%	7,240,000
Rehan Jaffer 13D/A Amendment 1	4.98%	5,000,000	13D/A Amendment 1	4/14/2025 Event 4/3/2025
Rehan Jaffer	4.98%	5,000,000
H Partners Management, LLC	4.98%	5,000,000
Darlington Partners Capital Management, LP 13G	5.9%	5,914,751	13G	3/11/2025 Event 3/4/2025
Darlington Partners Capital Management, LP	5.9%	5,914,751
Darlington Partners GP, LLC	5.9%	5,914,751
Darlington Partners, L.P.	5.9%	5,914,751
Scott W. Clark	5.9%	5,914,751
Ramsey B. Jishi	5.9%	5,914,751
Vanguard Group Inc 13G/A Amendment 10	10.0%	10,063,457	13G/A Amendment 10	1/8/2025 Event 12/31/2024

13F Holders by Quarter

Period	Filings	Shares, Excl. Options	Value, Excl. Options	Options Value
2026 Q3	15	163 k	$1.75 M	$0
2026 Q2	337	112 M	$2.44 B	$72.9 M
2026 Q1	316	114 M	$2.02 B	$63.3 M
2025 Q4	342	110 M	$1.68 B	$75.6 M
2025 Q3	339	112 M	$2.55 B	$139 M
2025 Q2	350	103 M	$3.12 B	$54.3 M
2025 Q1	344	98.2 M	$3.50 B	$25.3 M
2024 Q4	364	91.7 M	$4.42 B	$31.2 M
2024 Q3	339	95.3 M	$3.84 B	$23.2 M
2024 Q2	12	84.9 k	$4.61 M	$0