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Jim Simons's Armata Pharmaceuticals, Inc. (ARMP) position

Yes: as of Q1 2026, Jim Simons holds 38K shares of ARMP worth an amount we cannot price (0.0% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
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Current value
an amount we cannot price
Shares held
38K
% 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.

ARMP price vs Simons's position

Dates
$3.5$4$4.5$5$5.5← Earlier —4 purchases, 16 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 −30K −43.8% 38K May 14, 2026
Q4 2025 Added +27K +65.9% 68K Feb 12, 2026
Q3 2025 Added +2K +6.2% 41K Nov 13, 2025
Q2 2025 Added +300 +0.8% 39K Aug 13, 2025
Q1 2025 Reduced −2K −4.2% 39K May 14, 2025
Q4 2024 Reduced −6K −13.3% 40K Feb 13, 2025
Q3 2024 Reduced −2K −3.5% 46K Nov 13, 2024
Q2 2024 Reduced −3K −6.2% 48K Aug 9, 2024
Q1 2024 Reduced −2K −4.1% 51K May 13, 2024
Q4 2023 Reduced −4K −6.8% 54K Feb 13, 2024
Q3 2023 Reduced −5K −7.9% 57K Nov 14, 2023
Q2 2023 Reduced −800 −1.3% 62K Aug 11, 2023
Q1 2023 Reduced −10K −14.2% 63K May 12, 2023
Q4 2022 Added +4K +5.6% 74K Feb 13, 2023
Q3 2022 Reduced −10K −12.8% 70K Nov 14, 2022
Q2 2022 Reduced −2K −2.1% 80K Aug 12, 2022
Q1 2022 Reduced −3K −3.7% 82K May 13, 2022
Q4 2021 Reduced −21K −20.1% 85K Feb 11, 2022
Q3 2021 Reduced −11K −9.1% 106K Nov 12, 2021
Q2 2021 Reduced −7K −5.8% 117K Aug 13, 2021
Q1 2021 First covered 124K May 13, 2021
Data through Q1 2026 · filed May 14, 2026
21 grouped rows from 21 quarters

More Simons positions

Common questions

Does Jim Simons own ARMP?

Yes. As of Q1 2026, Jim Simons disclosed 38K shares of ARMP, 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 ARMP?

Jim Simons held ARMP since at least Q1 2021, when this filing coverage begins; the opening snapshot is not a disclosed purchase. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Jim Simons sell ARMP?

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

How many shares of ARMP does Jim Simons own?

Jim Simons disclosed 38K shares of ARMP 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 ARMP?

Jim Simons began building the ARMP 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.