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Ken Griffin's Outset Medical, Inc. (OM) position

Not anymore: Ken Griffin fully exited OM in Q1 2026. The position peaked at an amount we cannot price in Q1 2021.
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Value at exit
an amount we cannot price
Shares at exit
19K
Quarter-end price
No quarter-end price available

Average buy price is hidden here because at least one covered purchase quarter has no usable local mean price.

OM price vs Griffin's position

Dates
$4$4.5$5← Earlier —8 purchases, 10 sells
Average closing price · filing quarter
Price range · filing quarter

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Exited −19K −100.0% 0 May 15, 2026
Q4 2025 Reduced −77K −80.5% 19K Feb 17, 2026
Q3 2025 Added +76K +372.8% 96K Nov 14, 2025
Q2 2025 Added +17K +615.8% 20K Aug 14, 2025
Q1 2025 Reduced −83 −2.8% 3K May 15, 2025
Q4 2024 Unchanged 3K Feb 14, 2025
Q3 2024 Reduced −291K −99.0% 3K Nov 14, 2024
Q2 2024 Added +12K +4.1% 294K Aug 14, 2024
Q1 2024 Reduced −156K −35.6% 282K May 15, 2024
Q4 2023 Added +419K +2,252.8% 438K Feb 14, 2024
Q3 2023 Reduced −14K −42.2% 19K Nov 14, 2023
Q2 2023 Reduced −342K −91.4% 32K Aug 14, 2023
Q1 2023 Added +180K +92.2% 374K May 15, 2023
Q4 2022 Reduced −333K −63.1% 195K Feb 14, 2023
Q3 2022 Reduced −278K −34.5% 528K Nov 14, 2022
Q2 2022 Reduced −23K −2.8% 806K Aug 15, 2022
Q1 2022 Added +28K +3.5% 829K May 16, 2022
Q4 2021 Reduced −218K −21.4% 801K Feb 14, 2022
Q3 2021 Added +356K +53.8% 1.0M Nov 15, 2021
Q2 2021 Added +413K +165.4% 663K Aug 16, 2021
Q1 2021 First covered 250K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
21 grouped rows from 21 quarters

More Griffin positions

Common questions

Does Ken Griffin own OM?

Not currently. Ken Griffin fully exited OM in Q1 2026, and the complete history is above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy OM?

Ken Griffin held OM 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 OM?

Yes. Ken Griffin reduced and then fully exited OM by Q1 2026; the reductions are in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of OM does Ken Griffin own?

None as of the latest filing: Ken Griffin has exited OM. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Ken Griffin pay for OM?

Ken Griffin began building the OM 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.