Six Flags Entertainment Corporation (FUN) Insider Trading
Over the last 3 months, FUN insiders made 3 open-market buys and 0 sales, a net purchase of $286K (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 181 institutions increased and 184 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
3
Sells (3m)
0
Net (3m)
$286.4K
Insiders buyingCluster buying
Insider trades by month Buys Sells
Aug
Dec
Mar
May
Aug
May
Context3-month price +21.1%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 26, 2026 | Spiegel Marilyn Gdirector | Buy | 2,500 | $19.10 |
| May 14, 2026 | Spiegel Marilyn Gdirector | Buy | 2,500 | $19.13 |
| May 14, 2026 | HADDRILL RICHARD Mdirector, officer: Executive Chair | Buy | 10,000 | $19.08 |
| Apr 20, 2026 | HADDRILL RICHARD Mdirector, officer: Executive Chair | Grant | 217,797 | — |
| Feb 25, 2026 | FISHER TIMofficer: Chief Operating Officer | Tax | 19,092 | $18.24 |
| Feb 25, 2026 | Nurse Brianofficer: Chief Legal Officer | Tax | 11,246 | $18.24 |
| Feb 25, 2026 | Hoffman David R.officer: Chief Accounting Officer | Tax | 4,788 | $18.24 |
| Feb 25, 2026 | Witherow Brian Cofficer: Chief Financial Officer | Tax | 16,469 | $18.24 |
| Feb 25, 2026 | Tastepe Tayfunofficer: Chief Digital & Tech Officer | Tax | 3,639 | $18.24 |
| Feb 25, 2026 | Dieckmann Christianofficer: Chief Commercial Officer | Tax | 3,887 | $18.24 |
| Jan 6, 2026 | Spiegel Marilyn Gdirector | Grant | 13,038 | — |
| Jan 6, 2026 | Huang Chieh E.director | Grant | 13,038 | — |
| Jan 6, 2026 | Hoffman Steven Edirector | Grant | 13,038 | — |
| Jan 6, 2026 | COCHRAN SANDRA Bdirector | Grant | 13,038 | — |
| Jan 6, 2026 | Dutra Felipedirector | Grant | 13,038 | — |
| Jan 6, 2026 | Colglazier Michael Adirector | Grant | 13,038 | — |
| Jan 6, 2026 | Mason Jenniferdirector | Grant | 13,038 | — |
| Jan 5, 2026 | Hanrahan Daniel Jdirector | Option | 7,162 | — |
| Jan 5, 2026 | BASSOUL SELIM Adirector, officer: Executive Chairman | Tax | 110,955 | $15.34 |
| Jan 5, 2026 | BASSOUL SELIM Adirector, officer: Executive Chairman | Grant | 261,000 | — |
| Dec 29, 2025 | CARR LOUISdirector | Option | 3,581 | — |
| Dec 9, 2025 | Zimmerman Richarddirector, officer: President & CEO | Tax | 114,531 | $15.32 |
| Dec 9, 2025 | Zimmerman Richarddirector, officer: President & CEO | Tax | 130,310 | $15.32 |
| Dec 9, 2025 | Zimmerman Richarddirector, officer: President & CEO | Grant | 298,190 | — |
| Dec 9, 2025 | Reilly John Tdirector, officer: President & CEO | Grant | 159,847 | — |
| Aug 25, 2025 | FISHER TIMofficer: Chief Operating Officer | Tax | 21,850 | $25.59 |
| Aug 8, 2025 | Hoffman Steven Edirector | Buy | 5,044 | $24.79 |
| Aug 8, 2025 | Hoffman Steven Edirector | Buy | 5,014 | $24.54 |
| Jun 27, 2025 | COCHRAN SANDRA Bdirector | Grant | 3,415 | — |
| Jun 27, 2025 | Olivet D Scottdirector | Option | 7,162 | — |
Source: FUN SEC Form 4 filings, latest May 26, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their FUN positions over the last 6 months (SEC Form 13F).
Increased
181
New positions
106
Reduced
184
Sold out
109
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 15.4M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 15.2M | May 13, 2026 |
| VANGUARD GROUP INC | Reduced | 9.5M | Jan 29, 2026 |
| MORGAN STANLEY | Increased | 9.5M | Feb 13, 2026 |
| UBS GROUP AG | Increased | 9.1M | May 5, 2026 |
| DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP | Increased | 8.7M | May 15, 2026 |
| MORGAN STANLEY | Reduced | 5.9M | May 15, 2026 |
| UBS GROUP AG | Increased | 5.3M | Jan 29, 2026 |
| DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP | Reduced | 5.2M | Feb 17, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 5.1M | May 8, 2026 |
| SACHEM HEAD CAPITAL MANAGEMENT LP | Unchanged | 5.0M | Feb 13, 2026 |
| SACHEM HEAD CAPITAL MANAGEMENT LP | Unchanged | 5.0M | May 15, 2026 |
| DENDUR CAPITAL LP | Unchanged | 5.0M | May 15, 2026 |
| DENDUR CAPITAL LP | Increased | 5.0M | Feb 17, 2026 |
| H PARTNERS MANAGEMENT, LLC | Unchanged | 4.7M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.