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Jim Simons's Quantum Computing, Inc. (QUBT) position

Yes: as of Q1 2026, Jim Simons holds 668K shares of QUBT worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was increased by 393.8%. First disclosed Q4 2025.
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Current value
an amount we cannot price
Shares held
668K
% 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.

QUBT price vs Simons's position

1Y 3Y 5Y MAX
Dates
$7.8$8$8.2$8.4← Earlier —2 purchases
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 Added +532K – +393.8% 668K May 14, 2026
Q4 2025 New +135K – – 135K Feb 12, 2026
Data through Q1 2026 · filed May 14, 2026
2 grouped rows from 2 quarters

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Common questions

Does Jim Simons own QUBT?

Yes. As of Q1 2026, Jim Simons disclosed 668K shares of QUBT, worth an amount we cannot price. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jim Simons buy QUBT?

Jim Simons first disclosed a QUBT position in Q4 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 QUBT?

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

How many shares of QUBT does Jim Simons own?

Jim Simons disclosed 668K shares of QUBT 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 QUBT?

Jim Simons began building the QUBT 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.