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Jim Simons's Pyxis Oncology, Inc. (PYXS) position

Yes: as of Q1 2026, Jim Simons holds 889K shares of PYXS worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was increased by 22.0%. First disclosed Q2 2022.
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Current value
an amount we cannot price
Shares held
889K
% 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.

PYXS price vs Simons's position

Dates
$2$2.5$3← Earlier —11 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 Added +160K +22.0% 889K May 14, 2026
Q4 2025 Added +152K +26.4% 728K Feb 12, 2026
Q3 2025 Added +159K +37.9% 576K Nov 13, 2025
Q2 2025 Reduced −164K −28.2% 418K Aug 13, 2025
Q1 2025 Added +289K +98.4% 582K May 14, 2025
Q4 2024 Added +133K +83.0% 293K Feb 13, 2025
Q3 2024 Added +63K +65.4% 160K Nov 13, 2024
Q2 2024 Reduced −51K −34.5% 97K Aug 9, 2024
Q1 2024 Reduced −216K −59.4% 148K May 13, 2024
Q4 2023 Added +148K +68.4% 364K Feb 13, 2024
Q3 2023 Reduced −37K −14.6% 216K Nov 14, 2023
Q2 2023 Added +159K +168.8% 253K Aug 11, 2023
Q1 2023 Added +11K +12.7% 94K May 12, 2023
Q4 2022 Reduced −45K −35.1% 84K Feb 13, 2023
Q3 2022 Added +53K +70.9% 129K Nov 14, 2022
Q2 2022 New +75K 75K Aug 12, 2022
Data through Q1 2026 · filed May 14, 2026
16 grouped rows from 16 quarters

More Simons positions

Common questions

Does Jim Simons own PYXS?

Yes. As of Q1 2026, Jim Simons disclosed 889K shares of PYXS, 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 PYXS?

Jim Simons first disclosed a PYXS position in Q2 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 PYXS?

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

How many shares of PYXS does Jim Simons own?

Jim Simons disclosed 889K shares of PYXS 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 PYXS?

Jim Simons began building the PYXS 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.