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Ken Griffin's USA Rare Earth Inc (USAR) position

Yes: as of Q1 2026, Ken Griffin holds 935K shares of USAR worth $14M (0.0% of the disclosed portfolio). Last quarter the position was increased by 64.4%. First disclosed Q2 2025.
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Current value
$14M
Shares held
935K
% of portfolio
0.0%
Est. average buy price (i)
$16.35
Quarter-end price
$15.14

Estimated trade prices

Average price in quarters with purchases
$16.35

USAR price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$10$20$402026Added 527K shares (over 1,000%) · Q3 2025. Average closing price $14.30 · Price range $9.61–$19.04527KsharespurchasedAdded 24K shares (4.3%) · Q4 2025. Average closing price $19.05 · Price range $11.90–$38.6824KsharespurchasedAdded 366K shares (64.4%) · Q1 2026. Average closing price $19.41 · Price range $14.15–$26.72366Ksharespurchased← Earlier —1 purchase
Average closing price · filing quarter
$19.41
Price range · filing quarter
$14.15 – $26.72
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +366K +$7.1M +64.4% 935K May 15, 2026
Q4 2025 Added +24K +$449K +4.3% 569K Feb 17, 2026
Q3 2025 Added +527K +$7.5M +2,955.8% 545K Nov 14, 2025
Q2 2025 New +18K +$189K – 18K Aug 14, 2025
Data through Q1 2026 · filed May 15, 2026
4 grouped rows from 4 quarters

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Common questions

Does Ken Griffin own USAR?

Yes. As of Q1 2026, Ken Griffin disclosed 935K shares of USAR, worth $14M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy USAR?

Ken Griffin first disclosed a USAR position in Q2 2025; 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 USAR?

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

How many shares of USAR does Ken Griffin own?

Ken Griffin disclosed 935K shares of USAR 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 USAR?

Ken Griffin's estimated average buy price for USAR is $16.35, from quarter-average prices weighted by the shares added each quarter. 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.