Six Flags Entertainment Corporation/NEW (FUN) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of FUN are Richard Zimmerman (President Ceo, 770.58K shares), Brian C Witherow (Chief Financial Officer, 297.76K shares), Tim Fisher (Chief Operating Officer, 222.24K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Richard Zimmerman President Ceo 770,577 0 09 Dec, 2025
Brian C Witherow Chief Financial Officer 297,765 0 24 Feb, 2026
Tim Fisher Chief Operating Officer 222,242 0 24 Feb, 2026
John T Reilly President Ceo 159,847 0 09 Dec, 2025
Brian Nurse Chief Legal Officer 79,092 0 24 Feb, 2026
Robert Anderson White Chief Commercial Officer 40,782 0 06 May, 2025
Christian Dieckmann Chief Commercial Officer 37,404 0 24 Feb, 2026
Monica Sauls Chief Hr Officer 34,473 0 24 Jun, 2025
Tayfun Tastepe Chief Digital Tech Officer 29,662 0 24 Feb, 2026
Esi Eggleston Bracey 28,520 0 28 Mar, 2025
Jennifer Mason 26,129 0 05 Jan, 2026
Enrique Ramirez 24,953 0 28 Mar, 2025
Felipe Dutra 16,453 0 05 Jan, 2026
Louis Carr 15,245 0 29 Dec, 2025
Steven E Hoffman 13,473 0 08 Aug, 2025
Michelle M Frymire 7,162 0 12 May, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
23 Feb, 2026 Brian C Witherow Common Stock, par value $0.01 per share D 16,469 $18.24 297,765 D F
23 Feb, 2026 Tayfun Tastepe Common Stock, par value $0.01 per share D 3,639 $18.24 29,662 D F
23 Feb, 2026 Tim Fisher Common Stock, par value $0.01 per share D 19,092 $18.24 222,242 D F
23 Feb, 2026 Brian Nurse Common Stock, par value $0.01 per share D 11,246 $18.24 79,092 D F
23 Feb, 2026 Christian Dieckmann Common Stock, par value $0.01 per share D 3,887 $18.24 37,404 D F
02 Jan, 2026 Marilyn G Spiegel Deferred Stock Units A 13,038 $0.00 18,378 D A
02 Jan, 2026 Steven E Hoffman Deferred Stock Units A 13,038 $0.00 13,038 D A
02 Jan, 2026 Jennifer Mason Common Stock, par value $0.01 per share A 13,038 $0.00 26,129 D A
02 Jan, 2026 Michael A Colglazier Deferred Stock Units A 13,038 $0.00 16,453 D A
02 Jan, 2026 Felipe Dutra Common Stock, par value $0.01 per share A 13,038 $0.00 16,453 D A
02 Jan, 2026 Michael A Colglazier Deferred Stock Units A 13,038 $0.00 16,453 D A
02 Jan, 2026 Chieh E. Huang Deferred Stock Units A 13,038 $0.00 18,378 D A
24 Dec, 2025 Louis Carr Common Stock, par value $0.01 per share A 3,581 - 18,826 D M
24 Dec, 2025 Louis Carr Common Stock, par value $0.01 per share D 3,581 $14.35 15,245 D D
24 Dec, 2025 Louis Carr Deferred Stock Units D 3,581 - 0 D M
08 Dec, 2025 John T Reilly Common Stock, par value $0.01 per share A 159,847 $0.00 159,847 D A
05 Dec, 2025 Richard Zimmerman Common Stock, par value $0.01 per share D 114,531 $15.32 602,697 D F
05 Dec, 2025 Richard Zimmerman Common Stock, par value $0.01 per share A 298,190 $0.00 900,887 D A
05 Dec, 2025 Richard Zimmerman Common Stock, par value $0.01 per share D 130,310 $15.32 770,577 D F
22 Aug, 2025 Tim Fisher Common Stock, par value $0.01 per share D 21,850 $25.59 241,334 D F