Six Flags Entertainment Corporation (FUN) Insider Trading
Over the last 3 months, FUN insiders made 2 open-market buys and 0 sales, a net purchase of $3.2M (SEC Form 4). Over the last 6 months, 172 institutions increased and 181 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
2
Sells (3m)
0
Net (3m)
$3.2M
Insiders buying
Insider trades by month Buys Sells
Mar
May
Aug
May
Jun
Aug
Context3-month price -27.5%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 12, 2026 | Reilly John Tdirector, officer: President & CEO | Buy | 15,713 | $15.80 |
| Jul 31, 2026 | Bennett Christopher Lawrenceofficer: Chief Legal Officer | Grant | 9,343 | — |
| Jul 31, 2026 | Walia Ashokofficer: Chief Financial Officer | Grant | 66,738 | — |
| Jul 31, 2026 | Hoffman David R.officer: Chief Accounting Officer | Grant | 16,017 | — |
| Jun 29, 2026 | Walia Ashokofficer: Chief Financial Officer | Grant | 40,595 | — |
| Jun 29, 2026 | Reilly John Tdirector, officer: President & CEO | Grant | 122,176 | — |
| Jun 29, 2026 | Bennett Christopher Lawrenceofficer: Chief Legal Officer | Grant | 37,337 | — |
| Jun 29, 2026 | Hoffman David R.officer: Chief Accounting Officer | Grant | 13,032 | — |
| Jun 29, 2026 | Martin Ziegenfuss Amyofficer: Chief Marketing Officer | Grant | 18,788 | — |
| Jun 29, 2026 | Tastepe Tayfunofficer: Chief Digital & Tech Officer | Grant | 13,032 | — |
| Jun 16, 2026 | JAFFER REHANdirector | Buy | 125,000 | $23.69 |
| May 26, 2026 | Spiegel Marilyn Gdirector | Buy | 2,500 | $19.10 |
| May 14, 2026 | HADDRILL RICHARD Mdirector, officer: Executive Chair | Buy | 10,000 | $19.08 |
| May 14, 2026 | Spiegel Marilyn Gdirector | Buy | 2,500 | $19.13 |
| Apr 20, 2026 | HADDRILL RICHARD Mdirector, officer: Executive Chair | Grant | 217,797 | — |
| Feb 25, 2026 | Nurse Brianofficer: Chief Legal Officer | Tax | 11,246 | $18.24 |
| Feb 25, 2026 | Tastepe Tayfunofficer: Chief Digital & Tech Officer | Tax | 3,639 | $18.24 |
| Feb 25, 2026 | Witherow Brian Cofficer: Chief Financial Officer | Tax | 16,469 | $18.24 |
| Feb 25, 2026 | Hoffman David R.officer: Chief Accounting Officer | Tax | 4,788 | $18.24 |
| Feb 25, 2026 | Dieckmann Christianofficer: Chief Commercial Officer | Tax | 3,887 | $18.24 |
| Feb 25, 2026 | FISHER TIMofficer: Chief Operating Officer | Tax | 19,092 | $18.24 |
| Jan 6, 2026 | COCHRAN SANDRA Bdirector | Grant | 13,038 | — |
| Jan 6, 2026 | Colglazier Michael Adirector | Grant | 13,038 | — |
| Jan 6, 2026 | Huang Chieh E.director | Grant | 13,038 | — |
| Jan 6, 2026 | Dutra Felipedirector | Grant | 13,038 | — |
| Jan 6, 2026 | Hoffman Steven Edirector | Grant | 13,038 | — |
| Jan 6, 2026 | Spiegel Marilyn Gdirector | 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 |
Source: FUN SEC Form 4 filings, latest Aug 12, 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
172
New positions
105
Reduced
181
Sold out
38
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 15.9M | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 15.2M | May 13, 2026 |
| UBS GROUP AG | Increased | 9.1M | May 5, 2026 |
| DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP | Increased | 8.7M | May 15, 2026 |
| DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP | Reduced | 7.7M | Aug 14, 2026 |
| MORGAN STANLEY | Increased | 6.1M | Aug 13, 2026 |
| MORGAN STANLEY | Reduced | 5.9M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 5.4M | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 5.1M | May 8, 2026 |
| Sachem Head Capital Management LP | Unchanged | 5.0M | Aug 14, 2026 |
| SACHEM HEAD CAPITAL MANAGEMENT LP | Unchanged | 5.0M | May 15, 2026 |
| DENDUR CAPITAL LP | Unchanged | 5.0M | Aug 14, 2026 |
| DENDUR CAPITAL LP | Unchanged | 5.0M | May 15, 2026 |
| H PARTNERS MANAGEMENT, LLC | Increased | 4.9M | Aug 14, 2026 |
| H PARTNERS MANAGEMENT, LLC | Unchanged | 4.7M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.