Jim Simons
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Jim Simons’s Silence Therapeutics SLN Stock Holding History

Jim Simons’s Portfolio SLN Stock Details SLN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$186K Buy
+16,930
New +$119K ﹤0.01% 2895
2024
Q3 		– Sell
-39,100
Closed -$743K – 3848
2024
Q2 		$743K Sell
39,100
-64,800
-62% -$1.38M ﹤0.01% 2489
2024
Q1 		$2.24M Buy
103,900
+76,798
+283% +$1.67M ﹤0.01% 1958
2023
Q4 		$471K Buy
+27,102
New +$304K ﹤0.01% 2809

Other funds holding SLN

SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return
TCG Crossover Management
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
Redmile Group
Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return
Nantahala Capital Management
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Nextech Invest
Nextech Invest Zurich, Switzerland $2.11B AUM 413.84% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
TFG Asset Management
TFG Asset Management Grand Cayman, Cayman Islands $635M AUM 28.07% 1-Year Est. Return
Soleus Capital Management
Soleus Capital Management Greenwich, Connecticut $2.9B AUM 169.69% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

Jim Simons's SLN Position: Q2 2026 in Review

Jim Simons opened a new position in Silence Therapeutics (SLN) in Q2 2026: 16,930 shares worth $186K. The stake represents ﹤0.01% of the portfolio and ranks #2895 among its holdings. This is a return to the name: Jim Simons previously reported a position in SLN as recently as Q2 2024.

Jim Simons first reported a position in SLN in Q4 2023 and has held it in 4 quarters since. The position peaked at $2.24M in Q1 2024. 72 funds tracked by Wall St. Rank hold SLN as of Q2 2026.

  • Jim Simons held 16,930 shares of Silence Therapeutics worth $186K as of Q2 2026.
  • Silence Therapeutics was a new Jim Simons position in Q2 2026.
  • Silence Therapeutics made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2895 holding.
  • Jim Simons first reported a position in Silence Therapeutics in Q4 2023 and has held it in 4 quarters since.
  • Jim Simons's Silence Therapeutics position peaked at $2.24M in Q1 2024.
  • 72 funds tracked by Wall St. Rank held Silence Therapeutics as of Q2 2026.

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