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Jim Simons's Cogent Biosciences, Inc. (COGT) position

Yes: as of Q1 2026, Jim Simons holds 706K shares of COGT worth $27M (0.0% of the disclosed portfolio). Last quarter the position was increased by 2.5%. First disclosed Q1 2022.
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Current value
$27M
Shares held
706K
% of portfolio
0.0%
Est. average buy price (i)
$28.33
est. since Q4 2025
Quarter-end price
$38.49

Estimated trade prices

Average price in quarters with purchases
$11.64

COGT price vs Simons's position

1Y 3Y 5Y MAX
Dates
$4$20$40$60202420252026New position of 61K shares · Q1 2023. Average closing price $12.79 · Price range $10.04–$15.5061KsharespurchasedNew position of 26K shares · Q4 2023. Average closing price $7.66 · Price range $4.06–$10.0826KsharespurchasedNew position of 243K shares · Q4 2024. Average closing price $9.97 · Price range $7.64–$12.30243KsharespurchasedAdded 12K shares (4.9%) · Q1 2025. Average closing price $7.84 · Price range $5.99–$9.6612KsharespurchasedNew position of 233K shares · Q3 2025. Average closing price $11.85 · Price range $7.22–$14.36233KsharespurchasedAdded 17K shares (2.5%) · Q1 2026. Average closing price $36.90 · Price range $33.38–$39.9717Ksharespurchased← Earlier —2 purchases, 1 sell
Average closing price · filing quarter
$36.90
Price range · filing quarter
$33.38 – $39.97
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +17K +$635K +2.5% 706K May 14, 2026
Q4 2025 First covered – – – 689K Feb 12, 2026
Q3 2025 New +233K +$2.8M – 233K Nov 13, 2025
Q1 2025 Added +12K +$93K +4.9% 255K May 14, 2025
Q4 2024 New +243K +$2.4M – 243K Feb 13, 2025
Q1 2024 First covered – – – 300K May 13, 2024
Q4 2023 New +26K +$201K – 26K Feb 13, 2024
Q1 2023 New +61K +$786K – 61K May 12, 2023
Q3 2022 Reduced −27K – −63.7% 15K Nov 14, 2022
Q2 2022 Added +30K – +263.5% 42K Aug 12, 2022
Q1 2022 New +12K – – 12K May 13, 2022
Data through Q1 2026 · filed May 14, 2026
11 grouped rows from 11 quarters

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Common questions

Does Jim Simons own COGT?

Yes. As of Q1 2026, Jim Simons disclosed 706K shares of COGT, worth $27M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jim Simons buy COGT?

Jim Simons first disclosed a COGT position in Q1 2022; 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 COGT?

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

How many shares of COGT does Jim Simons own?

Jim Simons disclosed 706K shares of COGT 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 COGT?

Jim Simons began building the COGT 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.