Form4insider filings, from the source

Company · CIK 0001999001 · SIC 7900 — Services-Amusement & Recreation Services · NYSE

Six Flags Entertainment Corporation/NEW · FUN

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $6.1M · 2sales $0 · 0net $6.1M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesMar 28Apr 27May 28Jun 28Jul 29Aug 28Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 12, 2026 PForm 4 →Aug 12, 4:43 pm EDTJohn T ReillyPresident & CEO, Director15,713$15.80$248,265297,736+5.57%10b5-1
Jul 29, 2026 AForm 4 →Jul 31, 4:36 pm EDTAshok WaliaChief Financial Officer66,738——107,333—
Jul 29, 2026 AForm 4 →Jul 31, 4:29 pm EDTDavid R. HoffmanChief Accounting Officer16,017——115,227—
Jul 29, 2026 AForm 4 →Jul 31, 4:28 pm EDTChristopher Lawrence BennettChief Legal Officer9,343——46,697—
Jun 25, 2026 AForm 4 →Jun 29, 5:33 pm EDTAshok WaliaChief Financial Officer40,595——40,595—
Jun 25, 2026 AForm 4 →Jun 29, 5:32 pm EDTTayfun TastepeChief Digital & Tech Officer13,032——42,694—
Jun 25, 2026 AForm 4 →Jun 29, 5:32 pm EDTZiegenfuss Amy MartinChief Marketing Officer18,788——18,788—
Jun 25, 2026 AForm 4 →Jun 29, 5:32 pm EDTDavid R. HoffmanChief Accounting Officer13,032——99,210—
Jun 25, 2026 AForm 4 →Jun 29, 5:32 pm EDTChristopher Lawrence BennettChief Legal Officer37,337——37,354—
Jun 25, 2026 AForm 4 →Jun 29, 5:30 pm EDTJohn T ReillyPresident & CEO, Director122,176——282,023—
Jun 12, 2026 PForm 4 →Jun 16, 4:27 pm EDTRehan JafferDirector250,000$23.55$5,887,6754,900,000+5.38%

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.