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Jim Simons's Fulcrum Therapeutics, Inc. (FULC) position

Yes: as of Q1 2026, Jim Simons holds 14K shares of FULC worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was reduced by 21.8%. First disclosed Q3 2021.
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Current value
an amount we cannot price
Shares held
14K
% 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.

FULC price vs Simons's position

Dates
$3.6$3.65$3.7$3.75$3.8← Earlier —6 purchases, 5 sells
Average closing price · filing quarter
Price range · filing quarter

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −4K −21.8% 14K May 14, 2026
Q4 2025 Reduced −231K −93.0% 17K Feb 12, 2026
Q3 2025 Added +170K +216.2% 248K Nov 13, 2025
Q2 2025 Reduced −323K −80.4% 78K Aug 13, 2025
Q1 2025 New +401K 401K May 14, 2025
Q2 2024 New +13K 13K Aug 9, 2024
Q3 2023 Reduced −292K −84.7% 53K Nov 14, 2023
Q2 2023 Reduced −45K −11.6% 345K Aug 11, 2023
Q1 2023 New +390K 390K May 12, 2023
Q2 2022 New +68K 68K Aug 12, 2022
Q3 2021 New +134K 134K Nov 12, 2021
Data through Q1 2026 · filed May 14, 2026
11 grouped rows from 11 quarters

More Simons positions

Common questions

Does Jim Simons own FULC?

Yes. As of Q1 2026, Jim Simons disclosed 14K shares of FULC, 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 FULC?

Jim Simons first disclosed a FULC position in Q3 2021; 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 FULC?

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

How many shares of FULC does Jim Simons own?

Jim Simons disclosed 14K shares of FULC 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 FULC?

Jim Simons began building the FULC 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.