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Ken Griffin's SandRidge Energy, Inc. (SD) position

Yes: as of Q1 2026, Ken Griffin holds 78K shares of SD worth $1.3M (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
$1.3M
Shares held
78K
% of portfolio
0.0%
Est. average buy price (i)
$13.62
Quarter-end price
$16.31

Estimated trade prices

Average price in quarters with purchases
$13.76
Average prices in quarters with sales
  • Q2 2025: $10.19 (74K shares sold)
  • Q1 2025: $11.87 (57K shares sold)
  • Q1 2024: $13.50 (69K shares sold)
  • Q4 2023: $14.77 (8K shares sold)
  • Q2 2023: $14.69 (24K shares sold)
  • Q1 2023: $15.27 (191K shares sold)
  • Q3 2022: $18.06 (44K shares sold)
  • Q2 2022: $20.03 (101K shares sold)
  • Q4 2021: $11.88 (164K shares sold)
  • Q2 2021: $5.02 (24K shares sold)

SD price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$5$10$15$20$2520222023202420252026Added 135K shares (174.9%) · Q3 2021. Average closing price $8.26 · Price range $5.05–$13.34135KsharespurchasedSold 164K shares (76.9%) · Q4 2021. Average closing price $11.88 · Price range $9.78–$14.46164KsharessoldAdded 116K shares (234.6%) · Q1 2022. Average closing price $12.91 · Price range $9.92–$17.19116KsharespurchasedSold 101K shares (61.3%) · Q2 2022. Average closing price $20.03 · Price range $15.67–$28.36101KsharessoldSold 44K shares (69.5%) · Q3 2022. Average closing price $18.06 · Price range $14.50–$22.1944KsharessoldAdded 199K shares (over 1,000%) · Q4 2022. Average closing price $18.71 · Price range $16.26–$21.68199KsharespurchasedSold 191K shares (87.5%) · Q1 2023. Average closing price $15.27 · Price range $13.06–$17.44191KsharessoldSold 24K shares (89.8%) · Q2 2023. Average closing price $14.69 · Price range $13.10–$17.5224KsharessoldAdded 79K shares (over 1,000%) · Q3 2023. Average closing price $16.01 · Price range $15.07–$17.1279KsharespurchasedSold 8K shares (9.9%) · Q4 2023. Average closing price $14.77 · Price range $13.15–$16.498KsharessoldSold 69K shares (94.0%) · Q1 2024. Average closing price $13.50 · Price range $11.83–$14.7369KsharessoldNew position of 79K shares · Q3 2024. Average closing price $12.78 · Price range $11.62–$13.8279KsharespurchasedAdded 103K shares (129.7%) · Q4 2024. Average closing price $11.55 · Price range $10.50–$12.95103KsharespurchasedSold 57K shares (31.3%) · Q1 2025. Average closing price $11.87 · Price range $10.94–$12.6757KsharessoldSold 74K shares (58.9%) · Q2 2025. Average closing price $10.19 · Price range $9.07–$12.0874KsharessoldNew position of 68K shares · Q4 2025. Average closing price $13.23 · Price range $11.25–$15.2268KsharespurchasedAdded 10K shares (15.2%) · Q1 2026. Average closing price $16.20 · Price range $13.36–$18.0810Ksharespurchased← Earlier —1 sell
Average closing price · filing quarter
$16.20
Price range · filing quarter
$13.36 – $18.08
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +10K +$167K +15.2% 78K May 15, 2026
Q4 2025 New +68K +$900K – 68K Feb 17, 2026
Q2 2025 Reduced −74K −$751K −58.9% 51K Aug 14, 2025
Q1 2025 Reduced −57K −$675K −31.3% 125K May 15, 2025
Q4 2024 Added +103K +$1.2M +129.7% 182K Feb 14, 2025
Q3 2024 New +79K +$1.0M – 79K Nov 14, 2024
Q1 2024 Reduced −69K −$935K −94.0% 4K May 15, 2024
Q4 2023 Reduced −8K −$120K −9.9% 74K Feb 14, 2024
Q3 2023 Added +79K +$1.3M +2,852.3% 82K Nov 14, 2023
Q2 2023 Reduced −24K −$359K −89.8% 3K Aug 14, 2023
Q1 2023 Reduced −191K −$2.9M −87.5% 27K May 15, 2023
Q4 2022 Added +199K +$3.7M +1,022.6% 218K Feb 14, 2023
Q3 2022 Reduced −44K −$800K −69.5% 19K Nov 14, 2022
Q2 2022 Reduced −101K −$2.0M −61.3% 64K Aug 15, 2022
Q1 2022 Added +116K +$1.5M +234.6% 165K May 16, 2022
Q4 2021 Reduced −164K −$1.9M −76.9% 49K Feb 14, 2022
Q3 2021 Added +135K +$1.1M +174.9% 213K Nov 15, 2021
Q2 2021 Reduced −24K −$121K −23.7% 77K Aug 16, 2021
Q1 2021 First covered – – – 102K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
19 grouped rows from 19 quarters

Who else owns SD

Icahn Carl C

 View investor →
owns 13.4% of shares outstanding
Est. $81M · Shares: 4.9M

Renaissance Technologies LLC

 View investor →
owns 4.1% of shares outstanding
Est. $25M · Shares: 1.5M

First Wilshire Securities Management Inc
owns 3.8% of shares outstanding
Est. $23M · Shares: 1.4M

American Century Companies Inc
owns 3.5% of shares outstanding
Est. $21M · Shares: 1.3M

See all owners of SD →

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Common questions

Does Ken Griffin own SD?

Yes. As of Q1 2026, Ken Griffin disclosed 78K shares of SD, worth $1.3M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy SD?

Ken Griffin held SD 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 SD?

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

How many shares of SD does Ken Griffin own?

Ken Griffin disclosed 78K shares of SD 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 SD?

Ken Griffin's estimated average buy price for SD is $13.62, 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.