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Ken Griffin's Six Flags Entertainment Corporation (FUN) position

Yes: as of Q1 2026, Ken Griffin holds 1.7M shares of FUN worth $31M (0.0% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
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Current value
$31M
Shares held
1.7M
% of portfolio
0.0%
Est. average buy price (i)
$16.88
Quarter-end price
$17.75

Estimated trade prices

Average price in quarters with purchases
$30.84
Average prices in quarters with sales
  • Q2 2023: $42.70 (1K shares sold)
  • Q4 2021: $47.82 (89K shares sold)
  • Q3 2021: $44.08 (19K shares sold)

FUN price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$10$20$40$60$8020222023202420252026Sold 19K shares (13.7%) · Q3 2021. Average closing price $44.08 · Price range $40.18–$46.5719KsharessoldSold 89K shares (75.0%) · Q4 2021. Average closing price $47.82 · Price range $45.05–$51.0589KsharessoldAdded 97K shares (327.3%) · Q1 2022. Average closing price $53.56 · Price range $45.68–$61.6597KsharespurchasedNew position of 120 shares · Q4 2022. Average closing price $40.16 · Price range $38.19–$41.79120sharespurchasedAdded 1K shares (over 1,000%) · Q1 2023. Average closing price $43.98 · Price range $41.26–$47.181KsharespurchasedSold 1K shares (97.8%) · Q2 2023. Average closing price $42.70 · Price range $39.88–$45.671KsharessoldNew position of 27K shares · Q4 2023. Average closing price $37.61 · Price range $34.40–$39.8027KsharespurchasedAdded 27K shares (97.9%) · Q1 2024. Average closing price $40.74 · Price range $37.27–$43.1127KsharespurchasedNew position of 440K shares · Q3 2024. Average closing price $45.74 · Price range $38.93–$57.63440KsharespurchasedAdded 777K shares (176.7%) · Q4 2024. Average closing price $43.85 · Price range $36.42–$49.64777KsharespurchasedAdded 1.0M shares (85.7%) · Q1 2025. Average closing price $42.55 · Price range $34.50–$49.011.0MsharespurchasedNew position of 2.0M shares · Q3 2025. Average closing price $26.56 · Price range $21.06–$32.942.0MsharespurchasedNew position of 1.7M shares · Q1 2026. Average closing price $16.88 · Price range $14.66–$18.731.7Msharespurchased← Earlier —1 purchase
Average closing price · filing quarter
$16.88
Price range · filing quarter
$14.66 – $18.73
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 New +1.7M +$29M – 1.7M May 15, 2026
Q3 2025 New +2.0M +$54M – 2.0M Nov 14, 2025
Q1 2025 Added +1.0M +$44M +85.7% 2.3M May 15, 2025
Q4 2024 Added +777K +$34M +176.7% 1.2M Feb 14, 2025
Q3 2024 New +440K +$20M – 440K Nov 14, 2024
Q1 2024 Added +27K +$1.1M +97.9% 54K May 15, 2024
Q4 2023 New +27K +$1.0M – 27K Feb 14, 2024
Q2 2023 Reduced −1K −$56K −97.8% 30 Aug 14, 2023
Q1 2023 Added +1K +$53K +1,013.3% 1K May 15, 2023
Q4 2022 New +120 +$5K – 120 Feb 14, 2023
Q1 2022 Added +97K +$5.2M +327.3% 127K May 16, 2022
Q4 2021 Reduced −89K −$4.2M −75.0% 30K Feb 14, 2022
Q3 2021 Reduced −19K −$826K −13.7% 118K Nov 15, 2021
Q2 2021 Added +93K +$4.4M +208.3% 137K Aug 16, 2021
Q1 2021 First covered – – – 44K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
15 grouped rows from 15 quarters

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Common questions

Does Ken Griffin own FUN?

Yes. As of Q1 2026, Ken Griffin disclosed 1.7M shares of FUN, worth $31M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy FUN?

Ken Griffin held FUN since at least Q1 2021, when this filing coverage begins; the opening snapshot is not a disclosed purchase. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Ken Griffin sell FUN?

The quarter-by-quarter table above shows each sale and reduction Ken Griffin disclosed in FUN. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of FUN does Ken Griffin own?

Ken Griffin disclosed 1.7M shares of FUN as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Ken Griffin pay for FUN?

Ken Griffin's estimated average buy price for FUN is $16.88, from quarter-average prices weighted by the shares added each quarter. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.