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Ken Griffin's Amber International Holding Ltd (AMBR) position

Yes: as of Q1 2026, Ken Griffin holds 19K shares of AMBR worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was reduced by 61.8%. First disclosed Q1 2023.
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Current value
an amount we cannot price
Shares held
19K
% 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.

AMBR price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$1.35$1.4$1.45$1.5← Earlier —5 purchases, 5 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 Reduced −32K – −61.8% 19K May 15, 2026
Q4 2025 Reduced −13K – −19.9% 51K Feb 17, 2026
Q3 2025 Added +43K – +203.5% 64K Nov 14, 2025
Q2 2025 New +21K – – 21K Aug 14, 2025
Q4 2024 Reduced −4K – −24.1% 12K Feb 14, 2025
Q3 2024 Reduced −14K – −46.1% 16K Nov 14, 2024
Q2 2024 New +30K – – 30K Aug 14, 2024
Q4 2023 New +7K – – 7K Feb 14, 2024
Q2 2023 Reduced −15K – −61.7% 10K Aug 14, 2023
Q1 2023 New +25K – – 25K May 15, 2023
Data through Q1 2026 · filed May 15, 2026
10 grouped rows from 10 quarters

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Common questions

Does Ken Griffin own AMBR?

Yes. As of Q1 2026, Ken Griffin disclosed 19K shares of AMBR, 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 AMBR?

Ken Griffin first disclosed a AMBR 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 AMBR?

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

How many shares of AMBR does Ken Griffin own?

Ken Griffin disclosed 19K shares of AMBR 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 AMBR?

Ken Griffin began building the AMBR 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.