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Ken Griffin's Kosmos Energy Ltd. (KOS) position

Yes: as of Q1 2026, Ken Griffin holds 4.5M shares of KOS worth $12M (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
$12M
Shares held
4.5M
% of portfolio
0.0%
Est. average buy price (i)
$2.71
Quarter-end price
$2.77

Estimated trade prices

Average price in quarters with purchases
$4.09
Average prices in quarters with sales
  • Q1 2026: $1.88 (1.1M shares sold)
  • Q4 2025: $1.32 (1.1M shares sold)
  • Q3 2025: $1.87 (2.8M shares sold)
  • Q2 2024: $5.83 (688K shares sold)
  • Q4 2023: $7.00 (116K shares sold)
  • Q3 2023: $7.09 (1.9M shares sold)
  • Q1 2023: $7.32 (202K shares sold)
  • Q4 2022: $6.25 (2.4M shares sold)
  • Q3 2022: $6.06 (57K shares sold)
  • Q3 2021: $2.44 (673K shares sold)

KOS price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$0.9$5$1020222023202420252026Sold 673K shares (80.3%) · Q3 2021. Average closing price $2.44 · Price range $1.84–$3.61673KsharessoldAdded 406K shares (246.7%) · Q4 2021. Average closing price $3.59 · Price range $2.88–$4.18406KsharespurchasedAdded 661K shares (115.8%) · Q1 2022. Average closing price $5.10 · Price range $3.82–$7.19661KsharespurchasedAdded 1.7M shares (135.8%) · Q2 2022. Average closing price $7.21 · Price range $6.03–$8.411.7MsharespurchasedSold 57K shares (1.9%) · Q3 2022. Average closing price $6.06 · Price range $4.68–$7.5957KsharessoldSold 2.4M shares (86.0%) · Q4 2022. Average closing price $6.25 · Price range $5.50–$7.322.4MsharessoldSold 202K shares (50.4%) · Q1 2023. Average closing price $7.32 · Price range $5.99–$8.55202KsharessoldAdded 1.9M shares (981.1%) · Q2 2023. Average closing price $6.51 · Price range $5.42–$7.911.9MsharespurchasedSold 1.9M shares (88.9%) · Q3 2023. Average closing price $7.09 · Price range $5.94–$8.211.9MsharessoldSold 116K shares (48.6%) · Q4 2023. Average closing price $7.00 · Price range $6.09–$7.74116KsharessoldAdded 1.7M shares (over 1,000%) · Q1 2024. Average closing price $6.01 · Price range $5.40–$6.871.7MsharespurchasedSold 688K shares (36.9%) · Q2 2024. Average closing price $5.83 · Price range $5.21–$6.33688KsharessoldNew position of 3.3M shares · Q4 2024. Average closing price $3.80 · Price range $2.71–$4.513.3MsharespurchasedAdded 1.8M shares (53.9%) · Q1 2025. Average closing price $2.95 · Price range $2.12–$3.901.8MsharespurchasedAdded 4.4M shares (88.9%) · Q2 2025. Average closing price $1.81 · Price range $1.52–$2.284.4MsharespurchasedSold 2.8M shares (29.9%) · Q3 2025. Average closing price $1.87 · Price range $1.62–$2.392.8MsharessoldSold 1.1M shares (16.1%) · Q4 2025. Average closing price $1.32 · Price range $0.87–$1.871.1MsharessoldSold 1.1M shares (19.9%) · Q1 2026. Average closing price $1.88 · Price range $0.89–$2.981.1Msharessold← Earlier —1 purchase
Average closing price · filing quarter
$1.88
Price range · filing quarter
$0.89 – $2.98
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −1.1M −$2.1M −19.9% 4.5M May 15, 2026
Q4 2025 Reduced −1.1M −$1.4M −16.1% 5.6M Feb 17, 2026
Q3 2025 Reduced −2.8M −$5.3M −29.9% 6.6M Nov 14, 2025
Q2 2025 Added +4.4M +$8.1M +88.9% 9.5M Aug 14, 2025
Q1 2025 Added +1.8M +$5.2M +53.9% 5.0M May 15, 2025
Q4 2024 New +3.3M +$12M – 3.3M Feb 14, 2025
Q2 2024 Reduced −688K −$4.0M −36.9% 1.2M Aug 14, 2024
Q1 2024 Added +1.7M +$10M +1,424.7% 1.9M May 15, 2024
Q4 2023 Reduced −116K −$811K −48.6% 122K Feb 14, 2024
Q3 2023 Reduced −1.9M −$14M −88.9% 238K Nov 14, 2023
Q2 2023 Added +1.9M +$13M +981.1% 2.1M Aug 14, 2023
Q1 2023 Reduced −202K −$1.5M −50.4% 198K May 15, 2023
Q4 2022 Reduced −2.4M −$15M −86.0% 400K Feb 14, 2023
Q3 2022 Reduced −57K −$343K −1.9% 2.8M Nov 14, 2022
Q2 2022 Added +1.7M +$12M +135.8% 2.9M Aug 15, 2022
Q1 2022 Added +661K +$3.4M +115.8% 1.2M May 16, 2022
Q4 2021 Added +406K +$1.5M +246.7% 571K Feb 14, 2022
Q3 2021 Reduced −673K −$1.6M −80.3% 165K Nov 15, 2021
Q2 2021 Added +778K +$2.4M +1,309.6% 837K Aug 16, 2021
Q1 2021 First covered – – – 59K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
20 grouped rows from 20 quarters

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Common questions

Does Ken Griffin own KOS?

Yes. As of Q1 2026, Ken Griffin disclosed 4.5M shares of KOS, worth $12M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy KOS?

Ken Griffin held KOS 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 KOS?

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

How many shares of KOS does Ken Griffin own?

Ken Griffin disclosed 4.5M shares of KOS 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 KOS?

Ken Griffin's estimated average buy price for KOS is $2.71, 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.