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Jim Simons's Blaize Holdings Inc. (BZAI) position

Yes: as of Q1 2026, Jim Simons holds 1.4M shares of BZAI worth $2.6M (0.0% of the disclosed portfolio). Last quarter the position was unchanged. First disclosed Q3 2025.
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Current value
$2.6M
Shares held
1.4M
% of portfolio
0.0%
Est. average buy price (i)
$1.48
est. since Q1 2026
Quarter-end price
$1.82

Estimated trade prices

Average price in quarters with purchases
$3.44

BZAI price vs Simons's position

1Y 3Y 5Y MAX
Dates
$0.9$5$10$1520252026New position of 85K shares · Q3 2025. Average closing price $3.56 · Price range $2.79–$4.9985KsharespurchasedAdded 49K shares (57.0%) · Q4 2025. Average closing price $3.23 · Price range $1.94–$6.2949Ksharespurchased
Average closing price · filing quarter
$3.23
Price range · filing quarter
$1.94 – $6.29
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 First covered – – – 1.4M May 14, 2026
Q4 2025 Added +49K +$157K +57.0% 134K Feb 12, 2026
Q3 2025 New +85K +$304K – 85K Nov 13, 2025
Data through Q1 2026 · filed May 14, 2026
3 grouped rows from 3 quarters

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Common questions

Does Jim Simons own BZAI?

Yes. As of Q1 2026, Jim Simons disclosed 1.4M shares of BZAI, worth $2.6M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jim Simons buy BZAI?

Jim Simons first disclosed a BZAI position in Q3 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 Jim Simons sell BZAI?

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

How many shares of BZAI does Jim Simons own?

Jim Simons disclosed 1.4M shares of BZAI as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jim Simons pay for BZAI?

Jim Simons began building the BZAI 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.