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Ken Griffin's IDEX Corporation (IEX) position

Yes: as of Q1 2026, Ken Griffin holds 809K shares of IEX worth $153M (0.1% 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
$153M
Shares held
809K
% of portfolio
0.1%
Est. average buy price (i)
$180.12
Quarter-end price
$189.55

Estimated trade prices

Average price in quarters with purchases
$199.65
Average prices in quarters with sales
  • Q1 2025: $199.07 (401K shares sold)
  • Q3 2024: $201.55 (80K shares sold)
  • Q3 2023: $216.94 (219K shares sold)
  • Q1 2023: $227.01 (772 shares sold)
  • Q4 2022: $223.48 (21K shares sold)
  • Q3 2022: $202.15 (182K shares sold)
  • Q2 2022: $188.43 (56K shares sold)
  • Q4 2021: $227.13 (45K shares sold)
  • Q2 2021: $221.00 (34K shares sold)

IEX price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$150$200$25020222023202420252026Added 139K shares (over 1,000%) · Q3 2021. Average closing price $221.98 · Price range $206.95–$228.77139KsharespurchasedSold 45K shares (31.4%) · Q4 2021. Average closing price $227.13 · Price range $205.78–$239.5045KsharessoldAdded 164K shares (167.1%) · Q1 2022. Average closing price $202.85 · Price range $183.29–$235.52164KsharespurchasedSold 56K shares (21.3%) · Q2 2022. Average closing price $188.43 · Price range $173.06–$198.7256KsharessoldSold 182K shares (88.5%) · Q3 2022. Average closing price $202.15 · Price range $181.36–$217.63182KsharessoldSold 21K shares (89.9%) · Q4 2022. Average closing price $223.48 · Price range $197.11–$242.0521KsharessoldSold 772 shares (32.2%) · Q1 2023. Average closing price $227.01 · Price range $215.74–$239.68772sharessoldAdded 238K shares (over 1,000%) · Q2 2023. Average closing price $210.22 · Price range $199.16–$229.23238KsharespurchasedSold 219K shares (91.1%) · Q3 2023. Average closing price $216.94 · Price range $203.81–$228.73219KsharessoldAdded 231K shares (over 1,000%) · Q4 2023. Average closing price $201.71 · Price range $187.00–$217.11231KsharespurchasedNew position of 161K shares · Q2 2024. Average closing price $218.46 · Price range $198.23–$241.58161KsharespurchasedSold 80K shares (49.6%) · Q3 2024. Average closing price $201.55 · Price range $190.56–$214.9880KsharessoldAdded 334K shares (411.2%) · Q4 2024. Average closing price $218.84 · Price range $202.82–$236.06334KsharespurchasedSold 401K shares (96.4%) · Q1 2025. Average closing price $199.07 · Price range $178.23–$224.31401KsharessoldAdded 76K shares (512.3%) · Q2 2025. Average closing price $177.33 · Price range $160.66–$191.2976KsharespurchasedAdded 246K shares (272.4%) · Q3 2025. Average closing price $168.90 · Price range $157.53–$185.69246KsharespurchasedAdded 218K shares (64.7%) · Q4 2025. Average closing price $170.88 · Price range $160.84–$181.24218KsharespurchasedAdded 254K shares (45.7%) · Q1 2026. Average closing price $197.54 · Price range $179.06–$214.58254Ksharespurchased← Earlier —1 sell
Average closing price · filing quarter
$197.54
Price range · filing quarter
$179.06 – $214.58
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +254K +$50M +45.7% 809K May 15, 2026
Q4 2025 Added +218K +$37M +64.7% 555K Feb 17, 2026
Q3 2025 Added +246K +$42M +272.4% 337K Nov 14, 2025
Q2 2025 Added +76K +$13M +512.3% 90K Aug 14, 2025
Q1 2025 Reduced −401K −$80M −96.4% 15K May 15, 2025
Q4 2024 Added +334K +$73M +411.2% 416K Feb 14, 2025
Q3 2024 Reduced −80K −$16M −49.6% 81K Nov 14, 2024
Q2 2024 New +161K +$35M – 161K Aug 14, 2024
Q4 2023 Added +231K +$47M +1,089.3% 252K Feb 14, 2024
Q3 2023 Reduced −219K −$47M −91.1% 21K Nov 14, 2023
Q2 2023 Added +238K +$50M +14,672.0% 240K Aug 14, 2023
Q1 2023 Reduced −772 −$175K −32.2% 2K May 15, 2023
Q4 2022 Reduced −21K −$4.8M −89.9% 2K Feb 14, 2023
Q3 2022 Reduced −182K −$37M −88.5% 24K Nov 14, 2022
Q2 2022 Reduced −56K −$11M −21.3% 206K Aug 15, 2022
Q1 2022 Added +164K +$33M +167.1% 262K May 16, 2022
Q4 2021 Reduced −45K −$10M −31.4% 98K Feb 14, 2022
Q3 2021 Added +139K +$31M +3,650.8% 143K Nov 15, 2021
Q2 2021 Reduced −34K −$7.5M −90.0% 4K Aug 16, 2021
Q1 2021 First covered – – – 38K 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 IEX?

Yes. As of Q1 2026, Ken Griffin disclosed 809K shares of IEX, worth $153M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy IEX?

Ken Griffin held IEX 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 IEX?

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

How many shares of IEX does Ken Griffin own?

Ken Griffin disclosed 809K shares of IEX 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 IEX?

Ken Griffin's estimated average buy price for IEX is $180.12, 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.