FUNNYSEServices-Amusement & Recreation ServicesFiscal year ends December 31
Six Flags Entertainment Corporation/NEW
Financials through Q2 FY2026, quarter ended Jun 28, 2026Last filing: 10-Q on Aug 6, 2026
$8.31+0.20 (+2.47%)
Close on Oct 19, 2026
- Market cap
- $845.38M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
100.0%
106M of 102M shares
Institutional holders
312
58 new, 33 sold out
Net institutional buying
-8M
In Q2 2026
Insider trades, 12 months
6 buys · 0 sales
Net bought $6.42M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Darlington Partners GP, LLC | 8,700,000 | 8.50% | 13G (passive) amendment | Mar 31, 2026 |
| Scott W. Clark | 8,700,000 | 8.60% | 13G (passive) amendment | Jun 30, 2025 |
| Darlington Partners, L.P. | 7,700,000 | 7.50% | 13G (passive) amendment | Jun 30, 2026 |
| Darlington Partners Capital Management, LP | 7,240,000 | 7.20% | 13G (passive) amendment | Mar 31, 2025 |
| Morgan Stanley | 5,514,103 | 5.40% | 13G (passive) amendment | Mar 31, 2026 |
| Vanguard Portfolio Management | 5,214,914 | 5.11% | 13G (passive) | Mar 31, 2026 |
| BlackRock, Inc. | 14,734,649 | 14.40% | 13G (passive) amendment | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of FUN | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 15,918,184 | 15.56% | $339.06M | +756,360 | 0.01% |
| Darlington Partners Capital Management, LP | 7,700,000 | 7.53% | $164.01M | −1,000,000 | 7.24% |
| Morgan Stanley | 6,060,863 | 5.92% | $129.10M | +136,436 | 0.01% |
| Vanguard Portfolio Management LLC | 5,429,816 | 5.31% | $115.66M | +288,971 | 0.01% |
| Sachem Head Capital Management LP | 5,030,000 | 4.92% | $107.14M | – | 2.22% |
| Dendur Capital LP | 4,953,500 | 4.84% | $105.51M | – | 5.54% |
| H Partners Management, LLC | 4,900,000 | 4.79% | $104.37M | +250,000 | 54.51% |
| Vanguard Capital Management LLC | 4,267,900 | 4.17% | $90.91M | +60,510 | 0.00% |
| JANA Partners Management, LP | 4,116,099 | 4.02% | $87.67M | – | 4.61% |
| UBS Group AG | 3,882,175 | 3.79% | $82.69M | −5,232,503 | 0.01% |
| State Street Corp | 3,876,237 | 3.79% | $82.56M | +193,883 | 0.00% |
| Healthcare Of Ontario Pension Plan Trust Fund | 2,613,500 | 2.55% | $55.67M | +1,593,800 | 0.08% |
| Geode Capital Management, LLC | 2,501,738 | 2.45% | $53.30M | +142,153 | 0.00% |
| Goldman Sachs Group Inc | 2,340,091 | 2.29% | $49.84M | −640,144 | 0.00% |
| Marshall Wace, Llp | 2,023,594 | 1.98% | $43.10M | +501,302 | 0.03% |
| Glenview Capital Management, LLC | 2,017,821 | 1.97% | $42.98M | −205,328 | 0.78% |
| Ameriprise Financial Inc | 1,646,528 | 1.61% | $35.07M | −1,754,795 | 0.01% |
| Charles Schwab Investment Management Inc | 1,561,747 | 1.53% | $33.27M | +83,093 | 0.00% |
| Norges Bank | 1,185,213 | 1.16% | $25.25M | New | 0.00% |
| Northern Trust Corp | 1,134,252 | 1.11% | $24.16M | +109,497 | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 312 | 106M | 100.0% | 58 / 95 | 80 / 33 | 9M | 17M |
| Q1 2026 | 294 | 114M | 100.0% | 51 / 76 | 84 / 54 | 31M | 16M |
| Q4 2025 | 304 | 110M | 100.0% | 65 / 80 | 94 / 63 | 25M | 27M |
| Q3 2025 | 306 | 112M | 100.0% | 53 / 87 | 94 / 70 | 31M | 21M |
| Q2 2025 | 328 | 103M | 100.0% | 52 / 110 | 95 / 52 | 23M | 19M |
| Q1 2025 | 328 | 98M | 96.0% | 44 / 94 | 114 / 64 | 19M | 12M |
| Q4 2024 | 352 | 92M | 89.6% | 75 / 92 | 108 / 45 | 17M | 21M |
| Q3 2024 | 326 | 95M | 93.2% | 315 / 3 | 4 / 0 | 95M | 0M |
| Q2 2024 | 12 | 0M | 0.1% | 12 / 0 | 0 / 0 | 0M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of FUN | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6,158,626 | 6.02% | $131.18M | 0.12% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 2,920,643 | 2.85% | $62.21M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 2,522,085 | 2.46% | $53.72M | 0.06% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 2,113,416 | 2.07% | $45.02M | 0.02% | Jun 30, 2026 |
| Vanguard Small-Cap Growth Index Fund | 1,219,747 | 1.19% | $25.98M | 0.06% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 1,173,953 | 1.15% | $25.01M | 0.03% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 1,059,533 | 1.04% | $18.36M | 0.05% | Jul 31, 2026 |
| State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF | 940,345 | 0.92% | $20.03M | 0.12% | Jun 30, 2026 |
| iShares Russell 2000 Growth ETF | 895,247 | 0.87% | $19.07M | 0.12% | Jun 30, 2026 |
| Vanguard Tax-Managed Small-Cap Fund | 563,858 | 0.55% | $12.01M | 0.10% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 526,211 | 0.51% | $11.06M | 0.03% | May 31, 2026 |
| Vanguard Russell 2000 Index Fund | 493,146 | 0.48% | $10.36M | 0.06% | May 31, 2026 |
| Schwab U.S. Small-Cap ETF | 487,617 | 0.48% | $10.24M | 0.04% | May 31, 2026 |
| iShares S&P Small-Cap 600 Value ETF | 483,537 | 0.47% | $10.30M | 0.13% | Jun 30, 2026 |
| iShares S&P Small-Cap 600 Growth ETF | 411,437 | 0.40% | $8.76M | 0.11% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| John T. Reilly | President & CEO, Director | 297,736 | 0.29% | Aug 12, 2026 |
| Richard M. Haddrill | Executive Chair, Director | 230,117 | 0.22% | May 14, 2026 |
| Selim A. Bassoul | Executive Chairman, Director | 537,223 | 0.53% | Jan 5, 2026 |
| Richard Zimmerman | President & CEO, Director | 770,577 | 0.75% | Dec 9, 2025 |
| Ashok Walia | Chief Financial Officer | 107,333 | 0.10% | Jul 31, 2026 |
| David R. Hoffman | Chief Accounting Officer | 115,227 | 0.11% | Jul 31, 2026 |
| Christopher Lawrence Bennett | Chief Legal Officer | 46,697 | 0.05% | Jul 31, 2026 |
| Mark Pauls | Chief Operating Officer | 63 | 0.00% | Jul 17, 2026 |
| Ziegenfuss Amy Martin | Chief Marketing Officer | 18,788 | 0.02% | Jun 29, 2026 |
| Tayfun Tastepe | Chief Digital & Tech Officer | 42,694 | 0.04% | Jun 29, 2026 |
| Brian Nurse | Chief Legal Officer | 79,092 | 0.08% | Feb 25, 2026 |
| Tim Fisher | Chief Operating Officer | 222,242 | 0.22% | Feb 25, 2026 |
| Christian Dieckmann | Chief Commercial Officer | 37,404 | 0.04% | Feb 25, 2026 |
| Brian C. Witherow | Chief Financial Officer | 300,164 | 0.29% | Feb 25, 2026 |
| Monica Sauls | Chief HR Officer | 44,762 | 0.04% | Jun 24, 2025 |
| Robert Anderson White | Chief Commercial Officer | 27,315 | 0.03% | May 6, 2025 |
| Rehan Jaffer | Director | 4,900,000 | 4.79% | Jun 16, 2026 |
| Marilyn G. Spiegel | Director | 15,161 | 0.01% | May 26, 2026 |
| Sandra B. Cochran | Director | – | – | Jan 6, 2026 |
| Jennifer Mason | Director | 26,129 | 0.03% | Jan 6, 2026 |
| Chieh E. Huang | Director | 12,899 | 0.01% | Jan 6, 2026 |
| Michael A. Colglazier | Director | – | – | Jan 6, 2026 |
| Felipe Dutra | Director | 16,453 | 0.02% | Jan 6, 2026 |
| Steven E. Hoffman | Director | 13,473 | 0.01% | Jan 6, 2026 |
| Daniel J. Hanrahan | Director | 64,850 | 0.06% | Jan 5, 2026 |
| Louis Carr | Director | 15,245 | 0.01% | Dec 29, 2025 |
| Scott D. Ferguson | Director | 5,030,000 | 4.92% | Oct 27, 2025 |
| GP LLC Uncas | Director | – | – | Oct 27, 2025 |
| Head GP LLC Sachem | Director | – | – | Oct 27, 2025 |
| Head Capital Management LP Sachem | Director | – | – | Oct 27, 2025 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| John T. Reilly President & CEO, Director | Aug 12, 2026 | Buy | +15,713 | $15.80 | $248.27K | 297,736 |
| David R. Hoffman Chief Accounting Officer | Jul 29, 2026 | Award | +16,017 | – | – | 115,227 |
| Christopher Lawrence Bennett Chief Legal Officer | Jul 29, 2026 | Award | +9,343 | – | – | 46,697 |
| Ashok Walia Chief Financial Officer | Jul 29, 2026 | Award | +66,738 | – | – | 107,333 |
| Ashok Walia Chief Financial Officer | Jun 25, 2026 | Award | +40,595 | – | – | 40,595 |
| Christopher Lawrence Bennett Chief Legal Officer | Jun 25, 2026 | Award | +37,337 | – | – | 37,354 |
| Ziegenfuss Amy Martin Chief Marketing Officer | Jun 25, 2026 | Award | +18,788 | – | – | 18,788 |
| David R. Hoffman Chief Accounting Officer | Jun 25, 2026 | Award | +13,032 | – | – | 99,210 |
| Tayfun Tastepe Chief Digital & Tech Officer | Jun 25, 2026 | Award | +13,032 | – | – | 42,694 |
| John T. Reilly President & CEO, Director | Jun 25, 2026 | Award | +122,176 | – | – | 282,023 |
| Rehan Jaffer Director | Jun 15, 2026 | Buy | +125,000 | $23.41 | $2.93M | 4,900,000 |
| Rehan Jaffer Director | Jun 12, 2026 | Buy | +125,000 | $23.69 | $2.96M | 4,775,000 |
| Marilyn G. Spiegel Director | May 21, 2026 | Buy | +2,500 | $19.10 | $47.75K | 15,161 |
| Marilyn G. Spiegel Director | May 12, 2026 | Buy | +2,500 | $19.13 | $47.83K | 12,661 |
| Richard M. Haddrill Executive Chair, Director | May 12, 2026 | Buy | +10,000 | $19.08 | $190.80K | 230,117 |
| Richard M. Haddrill Executive Chair, Director | Apr 16, 2026 | Award | +217,797 | – | – | 220,117 |
| David R. Hoffman Chief Accounting Officer | Feb 23, 2026 | Tax withholding | −4,788 | $18.24 | $87.33K | 86,178 |
| Brian Nurse Chief Legal Officer | Feb 23, 2026 | Tax withholding | −11,246 | $18.24 | $205.13K | 79,092 |
| Brian C. Witherow Chief Financial Officer | Feb 23, 2026 | Tax withholding | −16,469 | $18.24 | $300.39K | 297,765 |
| Tayfun Tastepe Chief Digital & Tech Officer | Feb 23, 2026 | Tax withholding | −3,639 | $18.24 | $66.38K | 29,662 |
| Christian Dieckmann Chief Commercial Officer | Feb 23, 2026 | Tax withholding | −3,887 | $18.24 | $70.90K | 37,404 |
| Tim Fisher Chief Operating Officer | Feb 23, 2026 | Tax withholding | −19,092 | $18.24 | $348.24K | 222,242 |
| Felipe Dutra Director | Jan 2, 2026 | Award | +13,038 | – | – | 16,453 |
| Jennifer Mason Director | Jan 2, 2026 | Award | +13,038 | – | – | 26,129 |
| Daniel J. Hanrahan Director | Dec 31, 2025 | Option exercise | +7,162 | – | – | 64,850 |
| Daniel J. Hanrahan Director | Dec 31, 2025 | Returned to company | −7,162 | $15.34 | $109.87K | 57,688 |
| Selim A. Bassoul Executive Chairman, Director | Dec 31, 2025 | Tax withholding | −110,955 | $15.34 | $1.70M | 537,223 |
| Selim A. Bassoul Executive Chairman, Director | Dec 31, 2025 | Award | +261,000 | – | – | 648,178 |
| Louis Carr Director | Dec 24, 2025 | Returned to company | −3,581 | $14.35 | $51.39K | 15,245 |
| Louis Carr Director | Dec 24, 2025 | Option exercise | +3,581 | – | – | 18,826 |
| John T. Reilly President & CEO, Director | Dec 8, 2025 | Award | +159,847 | – | – | 159,847 |
| Richard Zimmerman President & CEO, Director | Dec 5, 2025 | Tax withholding | −130,310 | $15.32 | $2.00M | 770,577 |
| Richard Zimmerman President & CEO, Director | Dec 5, 2025 | Tax withholding | −114,531 | $15.32 | $1.75M | 602,697 |
| Richard Zimmerman President & CEO, Director | Dec 5, 2025 | Award | +298,190 | – | – | 900,887 |
| Tim Fisher Chief Operating Officer | Aug 22, 2025 | Tax withholding | −21,850 | $25.59 | $559.14K | 241,334 |
| Steven E. Hoffman Director | Aug 7, 2025 | Buy | +5,044 | $24.79 | $125.04K | 13,473 |
| Steven E. Hoffman Director | Aug 7, 2025 | Buy | +5,014 | $24.54 | $123.04K | 8,429 |
| Felipe Dutra Director | Jun 25, 2025 | Award | +3,415 | – | – | 3,415 |
| Steven E. Hoffman Director | Jun 25, 2025 | Award | +3,415 | – | – | 3,415 |
| D. Scott Olivet Director | Jun 25, 2025 | Option exercise | +7,162 | – | – | 41,144 |
| Monica Sauls Chief HR Officer | Jun 20, 2025 | Award | +23,542 | – | – | 44,762 |
| Monica Sauls Chief HR Officer | Jun 20, 2025 | Tax withholding | −10,289 | $30.34 | $312.17K | 34,473 |
| Monica Sauls Chief HR Officer | Jun 20, 2025 | Tax withholding | −15,950 | $30.34 | $483.92K | 21,220 |
| David R. Hoffman Chief Accounting Officer | Jun 4, 2025 | Tax withholding | −3,374 | $33.11 | $111.71K | 90,966 |
| Christian Dieckmann Chief Commercial Officer | Jun 4, 2025 | Tax withholding | −2,786 | $33.11 | $92.24K | 41,291 |
| Brian C. Witherow Chief Financial Officer | Jun 4, 2025 | Tax withholding | −11,245 | $33.11 | $372.32K | 314,234 |
| Brian Nurse Chief Legal Officer | Jun 4, 2025 | Tax withholding | −6,508 | $33.11 | $215.48K | 90,338 |
| Tim Fisher Chief Operating Officer | Jun 4, 2025 | Tax withholding | −11,143 | $33.11 | $368.94K | 263,184 |
| Richard Zimmerman President & CEO, Director | Jun 4, 2025 | Tax withholding | −25,071 | $33.11 | $830.10K | 717,228 |
| Michelle M. Frymire Director | May 12, 2025 | Sale | −5,929 | $37.89 | $224.65K | 7,162 |
| Robert Anderson White Chief Commercial Officer | May 2, 2025 | Tax withholding | −11,556 | $34.92 | $403.54K | 27,315 |
| Robert Anderson White Chief Commercial Officer | May 2, 2025 | Tax withholding | −10,454 | $34.92 | $365.05K | 40,782 |
| Robert Anderson White Chief Commercial Officer | May 2, 2025 | Award | +23,921 | – | – | 51,236 |
| Tayfun Tastepe Chief Digital & Tech Officer | Mar 31, 2025 | Tax withholding | −312 | $35.42 | $11.05K | 33,301 |
| Brian Nurse Chief Legal Officer | Mar 31, 2025 | Tax withholding | −1,232 | $35.42 | $43.64K | 96,846 |
| Brian C. Witherow Chief Financial Officer | Mar 31, 2025 | Tax withholding | −1,543 | $35.42 | $54.65K | 325,479 |
| Monica Sauls Chief HR Officer | Mar 31, 2025 | Tax withholding | −528 | $35.42 | $18.70K | 37,170 |
| Tim Fisher Chief Operating Officer | Mar 31, 2025 | Tax withholding | −1,750 | $35.42 | $61.99K | 274,327 |
| David R. Hoffman Chief Accounting Officer | Mar 31, 2025 | Tax withholding | −441 | $35.42 | $15.62K | 94,340 |
| Robert Anderson White Chief Commercial Officer | Mar 31, 2025 | Tax withholding | −886 | $35.42 | $31.38K | 38,871 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| McKinney Frymire Michelle Director | May 12, 2025 | 5,929 | $224.65K | May 12, 2025 | Restricted stock vesting under a registered plan |
| Monica Sauls Officer | Mar 14, 2025 | 1,161 | $43.92K | Mar 14, 2025 | Restricted Stock Vesting |