Jim Simons
NPCE icon

Jim Simons’s Neuropace NPCE Stock Holding History

Jim Simons’s Portfolio NPCE Stock Details NPCE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.77M Sell
111,699
-62,612
-36% -$1.01M ﹤0.01% 2028
2026
Q1 		$2.29M Sell
174,311
-47,989
-22% -$720K ﹤0.01% 1832
2025
Q4 		$3.43M Buy
222,300
+93,200
+72% +$1.25M 0.01% 1555
2025
Q3 		$1.33M Sell
129,100
-17
-0% -$160 ﹤0.01% 2335
2025
Q2 		$1.44M Sell
129,117
-26,683
-17% -$334K ﹤0.01% 2310
2025
Q1 		$1.91M Buy
155,800
+69,500
+81% +$870K ﹤0.01% 2025
2024
Q4 		$966K Sell
86,300
-700
-0.8% -$6.09K ﹤0.01% 2519
2024
Q3 		$606K Buy
87,000
+5,800
+7% +$42.4K ﹤0.01% 2696
2024
Q2 		$614K Sell
81,200
-38,771
-32% -$391K ﹤0.01% 2601
2024
Q1 		$1.58M Buy
119,971
+11,646
+11% +$166K ﹤0.01% 2179
2023
Q4 		$1.12M Buy
108,325
+64,040
+145% +$511K ﹤0.01% 2335
2023
Q3 		$431K Buy
44,285
+26,985
+156% +$158K ﹤0.01% 2778
2023
Q2 		$78K Buy
17,300
+2,800
+19% +$12.7K ﹤0.01% 3523
2023
Q1 		$67K Buy
14,500
+1,100
+8% +$4.21K ﹤0.01% 3592
2022
Q4 		$20K Buy
13,400
+200
+2% +$444 ﹤0.01% 3966
2022
Q3 		$50K Buy
13,200
+500
+4% +$2.41K ﹤0.01% 3759
2022
Q2 		$63K Buy
+12,700
New +$83.9K ﹤0.01% 3957

Other funds holding NPCE

Polar Capital Holdings
Polar Capital Holdings London, United Kingdom $42.4B AUM 181.11% 1-Year Est. Return
Soleus Capital Management
Soleus Capital Management Greenwich, Connecticut $2.9B AUM 169.69% 1-Year Est. Return
First Light Asset Management
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
OrbiMed
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
Driehaus Capital Management
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return
Armistice Capital
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return

Jim Simons's NPCE Position: Q2 2026 in Review

Jim Simons reduced its Neuropace (NPCE) stake by 36% in Q2 2026, selling an estimated $1.01M and leaving 111,699 shares worth $1.77M. The position accounts for ﹤0.01% of the portfolio, ranked #2028.

Jim Simons first reported a position in NPCE in Q2 2022 and has held it in 17 quarters since. The position peaked at $3.43M in Q4 2025. 112 funds tracked by Wall St. Rank hold NPCE as of Q2 2026.

  • Jim Simons held 111,699 shares of Neuropace worth $1.77M as of Q2 2026.
  • Jim Simons sold 62,612 Neuropace shares in Q2 2026, an estimated $1.01M.
  • Neuropace made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2028 holding.
  • Jim Simons first reported a position in Neuropace in Q2 2022 and has held it in 17 quarters since.
  • Jim Simons's Neuropace position peaked at $3.43M in Q4 2025.
  • 112 funds tracked by Wall St. Rank held Neuropace as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.