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Ken Griffin's Cintas Corporation (CTAS) position

Yes: as of Q1 2026, Ken Griffin holds 1.5M shares of CTAS worth $248M (0.2% 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
$248M
Shares held
1.5M
% of portfolio
0.2%
Est. average buy price (i)
$197.34
est. since Q1 2021
Quarter-end price
$169.14

Estimated trade prices

Average price in quarters with purchases
$184.75
Average prices in quarters with sales
  • Q4 2025: $188.52 (15K shares sold)
  • Q2 2025: $215.25 (775K shares sold)
  • Q2 2024: $170.75 (72K shares sold)
  • Q3 2023: $124.49 (13K shares sold)
  • Q2 2023: $117.33 (32K shares sold)
  • Q1 2023: $110.22 (157K shares sold)
  • Q3 2022: $102.11 (61K shares sold)
  • Q4 2021: $107.74 (47K shares sold)
  • Q2 2021: $88.63 (32K shares sold)

CTAS price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$50$100$150$200$25020222023202420252026Added 57K shares (606.0%) · Q3 2021. Average closing price $97.82 · Price range $92.29–$101.6357KsharespurchasedSold 47K shares (70.4%) · Q4 2021. Average closing price $107.74 · Price range $96.53–$114.6147KsharessoldAdded 8K shares (39.6%) · Q1 2022. Average closing price $97.28 · Price range $90.98–$108.008KsharespurchasedAdded 116K shares (420.0%) · Q2 2022. Average closing price $97.44 · Price range $86.84–$108.56116KsharespurchasedSold 61K shares (42.6%) · Q3 2022. Average closing price $102.11 · Price range $93.84–$110.1161KsharessoldAdded 129K shares (157.2%) · Q4 2022. Average closing price $108.16 · Price range $95.34–$116.10129KsharespurchasedSold 157K shares (74.1%) · Q1 2023. Average closing price $110.22 · Price range $106.90–$116.91157KsharessoldSold 32K shares (57.8%) · Q2 2023. Average closing price $117.33 · Price range $109.91–$124.2732KsharessoldSold 13K shares (55.8%) · Q3 2023. Average closing price $124.49 · Price range $119.72–$130.8513KsharessoldAdded 90K shares (882.1%) · Q4 2023. Average closing price $134.00 · Price range $120.22–$151.5590KsharespurchasedAdded 32K shares (31.5%) · Q1 2024. Average closing price $153.97 · Price range $144.32–$171.7632KsharespurchasedSold 72K shares (54.4%) · Q2 2024. Average closing price $170.75 · Price range $164.59–$178.7372KsharessoldAdded 320K shares (529.9%) · Q3 2024. Average closing price $192.98 · Price range $173.53–$207.77320KsharespurchasedAdded 308K shares (81.0%) · Q4 2024. Average closing price $210.24 · Price range $182.70–$226.47308KsharespurchasedAdded 463K shares (67.3%) · Q1 2025. Average closing price $199.20 · Price range $182.09–$208.14463KsharespurchasedSold 775K shares (67.3%) · Q2 2025. Average closing price $215.25 · Price range $190.11–$227.66775KsharessoldAdded 289K shares (76.9%) · Q3 2025. Average closing price $213.57 · Price range $199.29–$226.27289KsharespurchasedSold 15K shares (2.3%) · Q4 2025. Average closing price $188.52 · Price range $182.04–$203.6415KsharessoldAdded 815K shares (125.4%) · Q1 2026. Average closing price $191.81 · Price range $167.64–$204.53815Ksharespurchased← Earlier —1 sell
Average closing price · filing quarter
$191.81
Price range · filing quarter
$167.64 – $204.53
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +815K +$156M +125.4% 1.5M May 15, 2026
Q4 2025 Reduced −15K −$2.9M −2.3% 650K Feb 17, 2026
Q3 2025 Added +289K +$62M +76.9% 665K Nov 14, 2025
Q2 2025 Reduced −775K −$167M −67.3% 376K Aug 14, 2025
Q1 2025 Added +463K +$92M +67.3% 1.2M May 15, 2025
Q4 2024 Added +308K +$65M +81.0% 688K Feb 14, 2025
Q3 2024 Added +320K +$62M +529.9% 380K Nov 14, 2024
Q2 2024 Reduced −72K −$12M −54.4% 60K Aug 14, 2024
Q1 2024 Added +32K +$4.9M +31.5% 132K May 15, 2024
Q4 2023 Added +90K +$12M +882.1% 101K Feb 14, 2024
Q3 2023 Reduced −13K −$1.6M −55.8% 10K Nov 14, 2023
Q2 2023 Reduced −32K −$3.7M −57.8% 23K Aug 14, 2023
Q1 2023 Reduced −157K −$17M −74.1% 55K May 15, 2023
Q4 2022 Added +129K +$14M +157.2% 212K Feb 14, 2023
Q3 2022 Reduced −61K −$6.3M −42.6% 82K Nov 14, 2022
Q2 2022 Added +116K +$11M +420.0% 144K Aug 15, 2022
Q1 2022 Added +8K +$762K +39.6% 28K May 16, 2022
Q4 2021 Reduced −47K −$5.1M −70.4% 20K Feb 14, 2022
Q3 2021 Added +57K +$5.6M +606.0% 67K Nov 15, 2021
Q2 2021 Reduced −32K −$2.8M −76.9% 9K Aug 16, 2021
Q1 2021 First covered – – – 41K 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 CTAS?

Yes. As of Q1 2026, Ken Griffin disclosed 1.5M shares of CTAS, worth $248M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy CTAS?

Ken Griffin held CTAS 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 CTAS?

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

How many shares of CTAS does Ken Griffin own?

Ken Griffin disclosed 1.5M shares of CTAS 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 CTAS?

Ken Griffin began building the CTAS 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.