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Ken Griffin's Orchestra BioMed Holdings, Inc. (OBIO) position

Yes: as of Q1 2026, Ken Griffin holds 79K shares of OBIO worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was increased by 162.4%. First disclosed Q1 2023.
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Current value
an amount we cannot price
Shares held
79K
% of portfolio
0.0%
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.

OBIO price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$3.6$3.65$3.7$3.75← Earlier —6 purchases, 3 sells
Average closing price · filing quarter
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Price range · filing quarter
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +49K – +162.4% 79K May 15, 2026
Q4 2025 Reduced −24K – −44.1% 30K Feb 17, 2026
Q3 2025 Added +5K – +9.2% 54K Nov 14, 2025
Q2 2025 Added +29K – +141.4% 49K Aug 14, 2025
Q1 2025 Added +8K – +66.8% 20K May 15, 2025
Q4 2024 Reduced −8K – −39.0% 12K Feb 14, 2025
Q3 2024 New +20K – – 20K Nov 14, 2024
Q4 2023 Reduced −160K – −94.1% 10K Feb 14, 2024
No change · Q2–Q3 2023 (2 quarters)
No change – – – 170K –
Q1 2023 New +170K – – 170K May 15, 2023
Data through Q1 2026 · filed May 15, 2026
10 grouped rows from 11 quarters

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Common questions

Does Ken Griffin own OBIO?

Yes. As of Q1 2026, Ken Griffin disclosed 79K shares of OBIO, worth an amount we cannot price. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy OBIO?

Ken Griffin first disclosed a OBIO position in Q1 2023; every quarterly buy and sell since is in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Ken Griffin sell OBIO?

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

How many shares of OBIO does Ken Griffin own?

Ken Griffin disclosed 79K shares of OBIO 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 OBIO?

Ken Griffin began building the OBIO 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.