Who Owns Six Flags Entertainment Corporation?
Updated onExplore the ownership hierarchy of Six Flags Entertainment Corporation. See parent companies, holding structures, and ultimate controllers.
Ownership Chain
Six Flags Entertainment Corporation
Six Flags Entertainment Corporation is a public American amusement park company that owns and operates a large chain of regional theme and water parks across North America.
Starts at $29 / ticket
Six Flags Entertainment Corporation appears to be independent with no known parent company.
Six Flags Entertainment Corporation
Six Flags Entertainment Corporation is a public American amusement park company that owns and operates a large chain of regional theme and water parks across North America.
Starts at $29 / ticket
Six Flags Entertainment Corporation appears to be independent with no known parent company.
Major Shareholders
Six Flags Entertainment Corporation
Major Shareholders
| Name | Type | Ownership | Voting | As of |
|---|---|---|---|---|
BlackRock, Inc. Largest institutional shareholder; reported holding 15,051,700 shares (~14.83% of shares outstanding) as of September 30, 2025, based on public institutional-holdings data. | Institutional | 14.8% | 14.8% | Sep 2025 |
The Vanguard Group, Inc. Index fund manager; reported holding 10,067,759 shares (~9.92%) as of September 30, 2025. | Institutional | 9.9% | 9.9% | Sep 2025 |
Darlington Partners Capital Management, LP Hedge fund; reported beneficial ownership of 8,700,000 shares (~8.6%) in Schedule 13G and Q3 2025 institutional-holdings data. | Institutional | 8.6% | 8.6% | Sep 2025 |
Morgan Stanley Broker-dealer and asset manager; reported holding about 5.7 million shares (~5.6%) as of September 30, 2025. | Institutional | 5.6% | 5.6% | Sep 2025 |
Sachem Head Capital Management LP Activist hedge fund; October 2025 filings report 5,030,000 common shares (~4.96%) plus cash‑settled swaps referencing an additional 4,995,000 shares (economic exposure without voting rights). | Institutional | 5.0% | 5.0% | Oct 2025 |
Jonathan A. Brudnick Company director; initial Form 3 shows beneficial ownership of 5,030,000 common shares (~4.96%) and separate cash‑settled swaps over 4,995,000 additional shares, providing economic but not voting exposure. | Individual | 5.0% | 5.0% | Oct 2025 |
Dendur Capital LP Investment firm; reported holding 4,663,500 shares (~4.60%) as of September 30, 2025. | Institutional | 4.6% | 4.6% | Sep 2025 |
H Partners Management, LLC Long‑time Six Flags shareholder; reported holding 4,650,000 shares (~4.58%) as of September 30, 2025; earlier cooperation agreements permitted ownership up to 19.9%. | Institutional | 4.6% | 4.6% | Sep 2025 |
Jana Partners Management, LP Activist hedge fund; Q3 2025 filings show 4,049,940 shares (~3.99%). Jana and its partners later disclosed an aggregate ~9% economic interest in Six Flags in October–November 2025. | Institutional | 4.0% | 4.0% | Sep 2025 |
State Street Global Advisors, Inc. Asset manager; reported holding 3,516,411 shares (~3.47%) as of September 30, 2025. | Institutional | 3.5% | 3.5% | Sep 2025 |
EdgePoint Investment Group Inc. Institutional investor; reported holding 3,114,600 shares (~3.07%) as of September 30, 2025. | Institutional | 3.1% | 3.1% | Sep 2025 |
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