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Ken Griffin's Purple Biotech Ltd. (PPBT) position

Not anymore: Ken Griffin fully exited PPBT in Q3 2024. 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
25K
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.

PPBT price vs Griffin's position

Dates
$1.35$1.4$1.45$1.5← Earlier —4 purchases, 5 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
Q3 2024 Exited −25K −100.0% 0 Nov 14, 2024
Q2 2024 Reduced −33K −57.6% 25K Aug 14, 2024
Q1 2024 Added +46K +392.7% 58K May 15, 2024
Q4 2023 Reduced −2K −15.4% 12K Feb 14, 2024
Q3 2023 Reduced −32K −69.7% 14K Nov 14, 2023
Q2 2023 Added +31K +202.8% 46K Aug 14, 2023
Q1 2023 Reduced −31K −66.9% 15K May 15, 2023
Q4 2022 New +46K 46K Feb 14, 2023
Q2 2022 New +12K 12K Aug 15, 2022
Q2 2021 Reduced −37K −56.5% 28K Aug 16, 2021
Q1 2021 First covered 65K May 21, 2021
Data through Q3 2024 · filed Nov 14, 2024
11 grouped rows from 11 quarters

More Griffin positions

Common questions

Does Ken Griffin own PPBT?

Not currently. Ken Griffin fully exited PPBT in Q3 2024, 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 PPBT?

Ken Griffin held PPBT 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 PPBT?

Yes. Ken Griffin reduced and then fully exited PPBT by Q3 2024; 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 PPBT does Ken Griffin own?

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

What price did Ken Griffin pay for PPBT?

Ken Griffin began building the PPBT 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.