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Ken Griffin's Eton Pharmaceuticals, Inc. (ETON) position

Yes: as of Q1 2026, Ken Griffin holds 108K shares of ETON worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was increased by 45.4%. First disclosed Q2 2021.
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Current value
an amount we cannot price
Shares held
108K
% 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.

ETON price vs Griffin's position

Dates
$35$40$45← Earlier —8 purchases, 4 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 Added +34K +45.4% 108K May 15, 2026
Q4 2025 New +74K 74K Feb 17, 2026
Q1 2025 New +24K 24K May 15, 2025
Q2 2024 Unchanged 32 Aug 14, 2024
Q1 2024 Reduced −5K −99.4% 32 May 15, 2024
Q4 2023 New +5K 5K Feb 14, 2024
Q2 2023 Reduced −6K −51.1% 6K Aug 14, 2023
Q1 2023 New +12K 12K May 15, 2023
Q3 2022 Reduced −8K −28.5% 20K Nov 14, 2022
Q2 2022 New +28K 28K Aug 15, 2022
Q4 2021 Reduced −21K −33.1% 42K Feb 14, 2022
Q3 2021 Added +5K +9.1% 63K Nov 15, 2021
Q2 2021 New +58K 58K Aug 16, 2021
Data through Q1 2026 · filed May 15, 2026
13 grouped rows from 13 quarters

More Griffin positions

Common questions

Does Ken Griffin own ETON?

Yes. As of Q1 2026, Ken Griffin disclosed 108K shares of ETON, 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 ETON?

Ken Griffin first disclosed a ETON position in Q2 2021; 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 ETON?

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

How many shares of ETON does Ken Griffin own?

Ken Griffin disclosed 108K shares of ETON 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 ETON?

Ken Griffin began building the ETON 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.