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Jim Simons 13F portfolio summary

Jim Simons of RENAISSANCE TECHNOLOGIES LLC has 3103 current stock holdings with a reported portfolio value of $63.93B. The portfolio 1 year return is +18.17%. Top holdings include UTHR (1.66%), PLTR (1.60%), AAPL (1.22%), KGC (1.22%), MU (1.14%).

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Jim Simons

RENAISSANCE TECHNOLOGIES LLC
Latest filing: 2026-03-31

Jim Simons runs RENAISSANCE TECHNOLOGIES LLC and currently holds 3,103 stock positions, which is more than the average of 496 among the investors we track. The portfolio is valued at approximately $63.93B. Their top 5 holdings are various securities, which collectively represent 0.0% of the portfolio's total weight. Jim Simons ranks #58 out of 75 investors tracked based on their composite Alpha Score. Their current best-performing position is BARK (BARK INC) with returns of +1,581.33% from their average buy price, held for approximately 18.0 quarters. Over the past year, Jim Simons's portfolio at RENAISSANCE TECHNOLOGIES LLC has delivered returns of +18.17%. Their 3-year annualized return is +51.70%. Looking at the 5-year horizon, Jim Simons has achieved +31.74% annualized returns at RENAISSANCE TECHNOLOGIES LLC.

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Top 5 Holdings
No holdings data available
Portfolio Returns
1 Year
+18.17%
#44/75
3 Year
+51.70%
#53/75
5 Year
+31.74%
#57/75

Portfolio Value

$63.93B

Alpha Score

31.8

#58 of 75

Holdings

3,103

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0 stock holdings

HoldingWeightAvg BuyCurrentReturnQuarter Change