Jane Street
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Jane Street’s Eton Pharmaceutcials ETON Stock Holding History

Jane Street’s Portfolio ETON Stock Details ETON Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$786K Buy
21,700
+900
+4% +$26.4K ﹤0.01% 7050
2026
Q1 		$513K Sell
20,800
-5,600
-21% -$97.9K ﹤0.01% 7985
2025
Q4 		$446K Buy
+26,400
New +$465K ﹤0.01% 7953

Other funds holding ETON

OM
Opaleye Management Boston, Massachusetts $1.1B AUM 197.64% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.06B AUM 215.32% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
OAM
Oberweis Asset Management Lisle, Illinois $4.84B AUM 160.95% 1-Year Est. Return
NPT
National Philanthropic Trust Jenkintown, Pennsylvania $6.92B AUM 24.7% 1-Year Est. Return

Jane Street's ETON Position: Q2 2026 in Review

Jane Street increased its Eton Pharmaceutcials (ETON) stake by 95% in Q2 2026, buying an estimated $2.65M and bringing the position to 185,697 shares worth $6.72M. The position accounts for ﹤0.01% of the portfolio, ranked #3313.

Jane Street first reported a position in ETON in Q2 2020 and has held it in 14 quarters since. 164 funds tracked by Wall St. Rank hold ETON as of Q2 2026.

  • Jane Street held 185,697 shares of Eton Pharmaceutcials worth $6.72M as of Q2 2026.
  • Jane Street bought 90,277 Eton Pharmaceutcials shares in Q2 2026, an estimated $2.65M.
  • Eton Pharmaceutcials made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3313 holding.
  • Jane Street first reported a position in Eton Pharmaceutcials in Q2 2020 and has held it in 14 quarters since.
  • 164 funds tracked by Wall St. Rank held Eton Pharmaceutcials as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.