FUN
Six Flags Entertainment Corporation
NYSE · Consumer Cyclical · Leisure · US
$15.57
+3.56%2
Insider buys (3m)
0
Insider sells (3m)
$3.2M
Net value (3m)
-25.9%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 12, 2026 | Reilly John T · director, officer: President & CEO | Purchase | 15,713 | $16 |
| Jul 31, 2026 | Bennett Christopher Lawrence · officer: Chief Legal Officer | A-Award | 9,343 | $0.00 |
| Jul 31, 2026 | Walia Ashok · officer: Chief Financial Officer | A-Award | 66,738 | $0.00 |
| Jul 31, 2026 | Hoffman David R. · officer: Chief Accounting Officer | A-Award | 16,017 | $0.00 |
| Jun 29, 2026 | Walia Ashok · officer: Chief Financial Officer | A-Award | 40,595 | $0.00 |
| Jun 29, 2026 | Reilly John T · director, officer: President & CEO | A-Award | 122,176 | $0.00 |
| Jun 29, 2026 | Bennett Christopher Lawrence · officer: Chief Legal Officer | A-Award | 37,337 | $0.00 |
| Jun 29, 2026 | Hoffman David R. · officer: Chief Accounting Officer | A-Award | 13,032 | $0.00 |
| Jun 29, 2026 | Martin Ziegenfuss Amy · officer: Chief Marketing Officer | A-Award | 18,788 | $0.00 |
| Jun 29, 2026 | Tastepe Tayfun · officer: Chief Digital & Tech Officer | A-Award | 13,032 | $0.00 |
| Jun 16, 2026 | JAFFER REHAN · director | Purchase | 125,000 | $24 |
| May 26, 2026 | Spiegel Marilyn G · director | Purchase | 2,500 | $19 |
| May 14, 2026 | HADDRILL RICHARD M · director, officer: Executive Chair | Purchase | 10,000 | $19 |
| May 14, 2026 | Spiegel Marilyn G · director | Purchase | 2,500 | $19 |
| Apr 20, 2026 | HADDRILL RICHARD M · director, officer: Executive Chair | A-Award | 217,797 | $0.00 |
| Feb 25, 2026 | Nurse Brian · officer: Chief Legal Officer | F-InKind | 11,246 | $18 |
| Feb 25, 2026 | Tastepe Tayfun · officer: Chief Digital & Tech Officer | F-InKind | 3,639 | $18 |
| Feb 25, 2026 | Witherow Brian C · officer: Chief Financial Officer | F-InKind | 16,469 | $18 |
| Feb 25, 2026 | Hoffman David R. · officer: Chief Accounting Officer | F-InKind | 4,788 | $18 |
| Feb 25, 2026 | Dieckmann Christian · officer: Chief Commercial Officer | F-InKind | 3,887 | $18 |
| Feb 25, 2026 | FISHER TIM · officer: Chief Operating Officer | F-InKind | 19,092 | $18 |
| Jan 6, 2026 | COCHRAN SANDRA B · director | A-Award | 13,038 | $0.00 |
| Jan 6, 2026 | Colglazier Michael A · director | A-Award | 13,038 | $0.00 |
| Jan 6, 2026 | Huang Chieh E. · director | A-Award | 13,038 | $0.00 |
| Jan 6, 2026 | Dutra Felipe · director | A-Award | 13,038 | $0.00 |
| Jan 6, 2026 | Hoffman Steven E · director | A-Award | 13,038 | $0.00 |
| Jan 6, 2026 | Spiegel Marilyn G · director | A-Award | 13,038 | $0.00 |
| Jan 6, 2026 | Mason Jennifer · director | A-Award | 13,038 | $0.00 |
| Jan 5, 2026 | Hanrahan Daniel J · director | M-Exempt | 7,162 | $0.00 |
| Jan 5, 2026 | BASSOUL SELIM A · director, officer: Executive Chairman | F-InKind | 110,955 | $15 |
Institutional positioning
13F filings over the trailing two quarters
New 105Increased 172Reduced 181Sold out 38
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 15,918,184 | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 15,161,824 | May 13, 2026 |
| UBS GROUP AG | Increased | 9,114,678 | May 5, 2026 |
| DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP | Increased | 8,700,000 | May 15, 2026 |
| DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP | Reduced | 7,700,000 | Aug 14, 2026 |
| MORGAN STANLEY | Increased | 6,060,863 | Aug 13, 2026 |
| MORGAN STANLEY | Reduced | 5,924,427 | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 5,429,816 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 5,140,845 | May 8, 2026 |
| Sachem Head Capital Management LP | Unchanged | 5,030,000 | Aug 14, 2026 |
| SACHEM HEAD CAPITAL MANAGEMENT LP | Unchanged | 5,030,000 | May 15, 2026 |
| DENDUR CAPITAL LP | Unchanged | 4,953,500 | Aug 14, 2026 |
| DENDUR CAPITAL LP | Unchanged | 4,953,500 | May 15, 2026 |
| H PARTNERS MANAGEMENT, LLC | Increased | 4,900,000 | Aug 14, 2026 |
| H PARTNERS MANAGEMENT, LLC | Unchanged | 4,650,000 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 12, 2026