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Ken Griffin's Archrock, Inc. (AROC) position

Yes: as of Q1 2026, Ken Griffin holds 1.3M shares of AROC worth $45M (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
$45M
Shares held
1.3M
% of portfolio
0.0%
Est. average buy price (i)
$23.43
est. since Q1 2021
Quarter-end price
$34.80

Estimated trade prices

Average price in quarters with purchases
$18.75
Average prices in quarters with sales
  • Q1 2026: $31.93 (758K shares sold)
  • Q4 2025: $24.87 (661K shares sold)
  • Q3 2024: $20.25 (90K shares sold)
  • Q1 2024: $17.08 (918K shares sold)
  • Q3 2023: $11.98 (69K shares sold)
  • Q2 2023: $9.86 (411K shares sold)
  • Q4 2022: $8.01 (35K shares sold)
  • Q3 2022: $7.62 (349K shares sold)
  • Q4 2021: $8.04 (27K shares sold)
  • Q3 2021: $8.04 (80K shares sold)

AROC price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$6$20$4020222023202420252026Sold 80K shares (35.3%) · Q3 2021. Average closing price $8.04 · Price range $7.22–$9.1980KsharessoldSold 27K shares (18.2%) · Q4 2021. Average closing price $8.04 · Price range $7.13–$8.7927KsharessoldAdded 254K shares (211.5%) · Q1 2022. Average closing price $8.56 · Price range $7.78–$9.47254KsharespurchasedAdded 297K shares (79.3%) · Q2 2022. Average closing price $9.16 · Price range $7.93–$10.29297KsharespurchasedSold 349K shares (52.0%) · Q3 2022. Average closing price $7.62 · Price range $6.30–$8.50349KsharessoldSold 35K shares (11.0%) · Q4 2022. Average closing price $8.01 · Price range $6.72–$8.9835KsharessoldAdded 374K shares (130.2%) · Q1 2023. Average closing price $9.80 · Price range $8.78–$11.46374KsharespurchasedSold 411K shares (62.2%) · Q2 2023. Average closing price $9.86 · Price range $9.00–$10.41411KsharessoldSold 69K shares (27.6%) · Q3 2023. Average closing price $11.98 · Price range $9.76–$13.2369KsharessoldAdded 855K shares (473.2%) · Q4 2023. Average closing price $13.91 · Price range $11.95–$16.00855KsharespurchasedSold 918K shares (88.7%) · Q1 2024. Average closing price $17.08 · Price range $14.52–$19.79918KsharessoldAdded 81K shares (69.2%) · Q2 2024. Average closing price $19.83 · Price range $18.50–$21.3281KsharespurchasedSold 90K shares (45.5%) · Q3 2024. Average closing price $20.25 · Price range $17.83–$23.3590KsharessoldAdded 1.8M shares (over 1,000%) · Q4 2024. Average closing price $23.16 · Price range $19.92–$26.661.8MsharespurchasedAdded 211K shares (10.9%) · Q1 2025. Average closing price $26.98 · Price range $22.72–$30.34211KsharespurchasedAdded 444K shares (20.8%) · Q2 2025. Average closing price $24.50 · Price range $21.00–$27.11444KsharespurchasedAdded 129K shares (5.0%) · Q3 2025. Average closing price $24.11 · Price range $22.00–$26.51129KsharespurchasedSold 661K shares (24.4%) · Q4 2025. Average closing price $24.87 · Price range $23.04–$26.28661KsharessoldSold 758K shares (37.0%) · Q1 2026. Average closing price $31.93 · Price range $25.36–$37.04758Ksharessold← Earlier —1 purchase
Average closing price · filing quarter
$31.93
Price range · filing quarter
$25.36 – $37.04
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −758K −$24M −37.0% 1.3M May 15, 2026
Q4 2025 Reduced −661K −$16M −24.4% 2.0M Feb 17, 2026
Q3 2025 Added +129K +$3.1M +5.0% 2.7M Nov 14, 2025
Q2 2025 Added +444K +$11M +20.8% 2.6M Aug 14, 2025
Q1 2025 Added +211K +$5.7M +10.9% 2.1M May 15, 2025
Q4 2024 Added +1.8M +$42M +1,679.9% 1.9M Feb 14, 2025
Q3 2024 Reduced −90K −$1.8M −45.5% 108K Nov 14, 2024
Q2 2024 Added +81K +$1.6M +69.2% 199K Aug 14, 2024
Q1 2024 Reduced −918K −$16M −88.7% 117K May 15, 2024
Q4 2023 Added +855K +$12M +473.2% 1.0M Feb 14, 2024
Q3 2023 Reduced −69K −$826K −27.6% 181K Nov 14, 2023
Q2 2023 Reduced −411K −$4.1M −62.2% 250K Aug 14, 2023
Q1 2023 Added +374K +$3.7M +130.2% 661K May 15, 2023
Q4 2022 Reduced −35K −$283K −11.0% 287K Feb 14, 2023
Q3 2022 Reduced −349K −$2.7M −52.0% 322K Nov 14, 2022
Q2 2022 Added +297K +$2.7M +79.3% 671K Aug 15, 2022
Q1 2022 Added +254K +$2.2M +211.5% 374K May 16, 2022
Q4 2021 Reduced −27K −$215K −18.2% 120K Feb 14, 2022
Q3 2021 Reduced −80K −$644K −35.3% 147K Nov 15, 2021
Q2 2021 Added +19K +$176K +9.1% 227K Aug 16, 2021
Q1 2021 First covered – – – 208K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
21 grouped rows from 21 quarters

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Common questions

Does Ken Griffin own AROC?

Yes. As of Q1 2026, Ken Griffin disclosed 1.3M shares of AROC, worth $45M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy AROC?

Ken Griffin held AROC 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 AROC?

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

How many shares of AROC does Ken Griffin own?

Ken Griffin disclosed 1.3M shares of AROC 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 AROC?

Ken Griffin began building the AROC position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. 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.