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Jim Simons's HilleVax, Inc. (HLVX) position

Not anymore: Jim Simons fully exited HLVX in Q3 2025. The position peaked at an amount we cannot price in Q1 2024.
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Value at exit
an amount we cannot price
Shares at exit
54K
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.

HLVX price vs Simons's position

Dates
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
Q3 2025 Exited −54K −100.0% 0 Nov 13, 2025
Q2 2025 Added +26K +96.0% 54K Aug 13, 2025
Q1 2025 New +28K 28K May 14, 2025
Q2 2024 Added +31K +119.8% 57K Aug 9, 2024
Q1 2024 New +26K 26K May 13, 2024
Data through Q3 2025 · filed Nov 13, 2025
5 grouped rows from 5 quarters

More Simons positions

Common questions

Does Jim Simons own HLVX?

Not currently. Jim Simons fully exited HLVX in Q3 2025, and the complete history is above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jim Simons buy HLVX?

Jim Simons first disclosed a HLVX position in Q1 2024; 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 HLVX?

Yes. Jim Simons reduced and then fully exited HLVX by Q3 2025; the reductions are in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of HLVX does Jim Simons own?

None as of the latest filing: Jim Simons has exited HLVX. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jim Simons pay for HLVX?

Jim Simons began building the HLVX 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.