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Jim Simons's Power Solutions International, Inc. (PSIX) position

Not anymore: Jim Simons fully exited PSIX in Q1 2026. The position peaked at $10M in Q3 2025.
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Value at exit
$6.2M
Shares at exit
108K
Est. average buy price (i)
$61.47
Quarter-end price
$57.14

Estimated trade prices

Average price in quarters with purchases
$61.47

PSIX price vs Simons's position

1Y 3Y 5Y MAX
Dates
$1$50$100$15020222023202420252026New position of 56K shares · Q2 2025. Average closing price $37.06 · Price range $18.70–$68.0156KsharespurchasedAdded 50K shares (88.8%) · Q3 2025. Average closing price $88.67 · Price range $63.74–$115.7850KsharespurchasedAdded 1K shares (1.3%) · Q4 2025. Average closing price $71.38 · Price range $51.46–$96.391Ksharespurchased
Average closing price · filing quarter
$71.38
Price range · filing quarter
$51.46 – $96.39
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Exited −108K −$7.7M −100.0% 0 May 14, 2026
Q4 2025 Added +1K +$100K +1.3% 108K Feb 12, 2026
Q3 2025 Added +50K +$4.4M +88.8% 106K Nov 13, 2025
Q2 2025 New +56K +$2.1M – 56K Aug 13, 2025
Data through Q1 2026 · filed May 14, 2026
4 grouped rows from 4 quarters

More Simons positions

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Apple Inc.(AAPL)
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Kinross Gold Corporation(KGC)
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Micron Technology, Inc.(MU)
$731M
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VeriSign, Inc.(VRSN)
$700M
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Common questions

Does Jim Simons own PSIX?

Not currently. Jim Simons fully exited PSIX in Q1 2026, 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 PSIX?

Jim Simons first disclosed a PSIX position in Q2 2025; 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 PSIX?

Yes. Jim Simons reduced and then fully exited PSIX by Q1 2026; 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 PSIX does Jim Simons own?

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

What price did Jim Simons pay for PSIX?

Jim Simons's estimated average buy price for PSIX is $61.47, from quarter-average prices weighted by the shares added each quarter. 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.