05/22/2024 3:37 PM | Sample Derek (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/09/2024 3:17 PM | BALDANZA B BEN (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/09/2024 3:18 PM | Huang Chieh E. (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/09/2024 3:18 PM | Six Flags Entertainment (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
05/09/2024 3:19 PM | Ramirez Enrique (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/09/2024 3:19 PM | Bracey Esi Eggleston (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/09/2024 3:20 PM | Six Flags Entertainment (Issuer) Spiegel Marilyn G (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
|
05/09/2024 5:02 AM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
05/02/2024 8:28 AM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
04/29/2024 3:43 PM | Six Flags Entertainment (Filer)
| Form 10-K/A | |
04/16/2024 3:49 PM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
04/16/2024 3:50 PM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
04/16/2024 3:46 PM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
04/16/2024 3:48 PM | Six Flags Entertainment (Subject)
| Form 425 | |
03/12/2024 3:52 PM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
03/12/2024 3:54 PM | Six Flags Entertainment (Subject)
| Form 425 | |
03/12/2024 3:57 PM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
02/29/2024 5:13 AM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
01/31/2024 3:37 PM | Six Flags Entertainment (Filer)
| Form DEFM14A | |
01/23/2024 3:14 PM | BlackRock Inc. (Filed by) Six Flags Entertainment (Subject)
| Form SC 13G/A | |
01/22/2024 8:58 PM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
01/22/2024 8:59 PM | Six Flags Entertainment (Subject)
| Form 425 | |
12/26/2023 6:47 AM | Mick Gary (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/22/2023 4:16 PM | BASSOUL SELIM A (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/22/2023 4:12 PM | Sample Derek (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/22/2023 3:31 PM | Six Flags Entertainment (Subject)
| Form 425 | |
12/22/2023 3:28 PM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
11/15/2023 3:02 PM | H PARTNERS MANAGEMENT, LLC (Filed by) Six Flags Entertainment (Subject)
| Form SC 13D/A | |
11/13/2023 4:07 PM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
11/13/2023 4:10 PM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/03/2023 4:14 PM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/03/2023 3:46 PM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/03/2023 3:53 PM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/03/2023 3:32 PM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
11/03/2023 9:50 AM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/03/2023 9:51 AM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/03/2023 9:19 AM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/03/2023 9:21 AM | CopperSteel HoldCo, Inc. (Filed by) Six Flags Entertainment (Subject)
| Form 425 | |
11/02/2023 6:36 AM | Six Flags Entertainment (Filer)
| Form DEFA14A | |
11/02/2023 5:18 AM | Six Flags Entertainment (Subject)
| Form 425 | |
11/02/2023 5:20 AM | Six Flags Entertainment (Subject)
| Form 425 | |
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11/02/2023 5:13 AM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
11/02/2023 5:15 AM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
09/21/2023 3:45 PM | Sample Derek (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/20/2023 2:11 PM | Sample Derek (Reporting) Six Flags Entertainment (Subject)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
09/11/2023 3:45 PM | Six Flags Entertainment (Issuer) Williams-Ramey Aimee (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/08/2023 3:26 PM | Six Flags Entertainment (Subject) Williams-Ramey Aimee (Reporting)
| Form 144 Notice of proposed sale of securities pursuant to Rule 144 | |
08/15/2023 3:19 PM | Six Flags Entertainment (Issuer) Williams-Ramey Aimee (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/11/2023 5:27 AM | Six Flags Entertainment (Filer)
| Form 8-K/A | |
08/10/2023 5:05 AM | Six Flags Entertainment (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
06/14/2023 3:49 PM | Six Flags Entertainment (Issuer) Williams-Ramey Aimee (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/12/2023 3:19 PM | Mick Gary (Reporting) Six Flags Entertainment (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |