Six Flags Entertainment Corporation/NEW
Total Trades
3
Buys
1
Sells
2
Largest Trade
$100K–$500K
Insiders
3
Institutional Funds
261
Inst. Value
$1M+
Activist Filings
20
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Frymire Michelle M | Director | SELL | $100K–$500K | 6K | $37.89 | May 12, 2025 |
| SAULS MONICA | Chief HR Officer | SELL | $15K–$50K | 1K | $37.83 | Mar 18, 2025 |
| Hanrahan Daniel J | Director | BUY | $50K–$100K | 2K | $44.15 | Aug 12, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 261 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| MORGAN STANLEY | 9.0M | $1M+ | SH |
| DARLINGTON PARTNERS CAPITAL MANAGEMENT, LP | 5.2M | $1M+ | SH |
| Sachem Head Capital Management LP | 5.0M | $1M+ | SH |
| JANA Partners Management, LP | 4.1M | $1M+ | SH |
| STATE STREET CORP | 3.6M | $1M+ | SH |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 2.4M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 2.0M | $1M+ | SH |
| HAWK RIDGE CAPITAL MANAGEMENT LP | 1.5M | $1M+ | SH |
| DAVIDSON KEMPNER CAPITAL MANAGEMENT LP | 1.2M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.1M | $1M+ | SH |
| GLENVIEW CAPITAL MANAGEMENT, LLC | 1.1M | $1M+ | SH |
| Chescapmanager LLC | 1.1M | $1M+ | SH |
| ING GROEP NV | 1.0M | $1M+ | SH |
| PUBLIC SECTOR PENSION INVESTMENT BOARD | 816K | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 479K | $1M+ | SH |
| Channing Capital Management, LLC | 457K | $1M+ | SH |
| SOROS FUND MANAGEMENT LLC | 440K | $1M+ | SH |
| NORGES BANK | 419K | $1M+ | SH |
| Verition Fund Management LLC | 384K | $1M+ | SH |
| Capitolis Liquid Global Markets LLC | 371K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Darlington Partners Capital Management, LP
SC 13G/A · Feb 13, 2026
5.1%
5.2M shares
SC 13G/A · Feb 12, 2026
9.1%
9.2M shares
SC 13G · Nov 7, 2025
5.6%
5.7M shares
Darlington Partners Capital Management, LP
SC 13G/A · Aug 14, 2025
8.6%
8.7M shares
Darlington Partners Capital Management, LP
SC 13G/A · May 15, 2025
7.2%
7.2M shares
SC 13D/A · Apr 14, 2025
5.0%
5.0M shares
Darlington Partners Capital Management, LP
SC 13G · Mar 11, 2025
5.9%
5.9M shares
SC 13G/A · Jan 8, 2025
10.0%
10.1M shares
SC 13G/A · Nov 5, 2024
0.0%
0 shares
Morgan Stanley I.R.S. # 36-3145972
SC 13G/A · Oct 7, 2024
0.0%
0 shares
SC 13G/A · Aug 15, 2024
0.0%
0 shares
JPMORGAN CHASE & CO. 13-2624428
SC 13G/A · Aug 9, 2024
0.0%
0 shares
SC 13D · Jul 3, 2024
6.6%
661.2M shares
Morgan Stanley I.R.S. # 36-3145972
SC 13G/A · Feb 12, 2024
9.2%
4.7M shares
BANK OF AMERICA CORPORATION 56-0906609
SC 13G/A · Feb 14, 2023
4.7%
2.6M shares
SC 13G · Feb 13, 2023
5.2%
2.8M shares
SC 13G/A · Jan 24, 2023
1.5%
842K shares
SC 13G · Feb 11, 2022
1.7%
983K shares
Morgan Stanley I.R.S. # 36-3145972
SC 13G/A · Feb 10, 2022
8.8%
5.0M shares
BANK OF AMERICA CORPORATION 560906609
SC 13G · Jan 31, 2022
5.2%
3.0M shares