Six Flags Entertainment Corporation/NEW - FUN

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 37
Latest filed: Apr 06, 2026
Form Count
4 18
8-K 15
SCHEDULE 13G/A 3
SCHEDULE 13G 1

Latest files

Filed Form Report period Accession SEC
Apr 06, 2026 8-K Apr 06, 2026 0001193125-26-143825 View
Mar 27, 2026 SCHEDULE 13G/A 0000102909-26-002251 View
Mar 25, 2026 8-K Mar 24, 2026 0001193125-26-124392 View
Mar 13, 2026 8-K Mar 10, 2026 0001193125-26-106226 View
Mar 05, 2026 8-K Mar 05, 2026 0001193125-26-092688 View
Feb 25, 2026 4 Feb 23, 2026 0001999001-26-000038 View
Feb 25, 2026 4 Feb 23, 2026 0001999001-26-000039 View
Feb 25, 2026 4 Feb 23, 2026 0001999001-26-000040 View
Feb 25, 2026 4 Feb 23, 2026 0001999001-26-000041 View
Feb 25, 2026 4 Feb 23, 2026 0001999001-26-000042 View
Feb 25, 2026 4 Feb 23, 2026 0001999001-26-000043 View
Feb 19, 2026 8-K Feb 19, 2026 0001999001-26-000022 View
Feb 13, 2026 SCHEDULE 13G/A 0000935836-26-000085 View
Feb 12, 2026 SCHEDULE 13G/A 0000895421-26-000057 View
Jan 23, 2026 8-K Jan 21, 2026 0001193125-26-021051 View
Jan 14, 2026 8-K Jan 14, 2026 0001193125-26-012924 View
Jan 06, 2026 8-K Jan 06, 2026 0001193125-26-003472 View
Jan 06, 2026 4 Jan 02, 2026 0001999001-26-000013 View
Jan 06, 2026 4 Jan 02, 2026 0001999001-26-000014 View
Jan 06, 2026 4 Jan 02, 2026 0001999001-26-000015 View
Jan 06, 2026 4 Jan 02, 2026 0001999001-26-000016 View
Jan 06, 2026 4 Jan 02, 2026 0001999001-26-000017 View
Jan 06, 2026 4 Jan 02, 2026 0001999001-26-000018 View
Jan 06, 2026 4 Jan 02, 2026 0001999001-26-000019 View
Jan 05, 2026 4 Dec 31, 2025 0001999001-26-000002 View
Jan 05, 2026 4 Dec 31, 2025 0001999001-26-000005 View
Jan 05, 2026 8-K Dec 29, 2025 0001193125-26-002477 View
Jan 05, 2026 8-K Jan 05, 2026 0001193125-26-002779 View
Dec 29, 2025 4 Dec 24, 2025 0001999001-25-000183 View
Dec 23, 2025 8-K Dec 17, 2025 0001193125-25-330990 View
Dec 09, 2025 4 Dec 05, 2025 0001999001-25-000179 View
Dec 09, 2025 4 Dec 08, 2025 0001999001-25-000181 View
Nov 24, 2025 8-K Nov 21, 2025 0001193125-25-293793 View
Nov 07, 2025 SCHEDULE 13G 0000895421-25-000554 View
Nov 07, 2025 8-K Nov 07, 2025 0001999001-25-000171 View
Oct 17, 2025 8-K Oct 17, 2025 0001193125-25-242513 View
Oct 10, 2025 8-K Oct 10, 2025 0001193125-25-237126 View