Jane Street
JUNS

Jane Street’s Jupiter Neurosciences JUNS Stock Holding History

Jane Street’s Portfolio JUNS Stock Details JUNS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$114K Buy
+7,112
New +$168K ﹤0.01% 10520
2026
Q1 		– Sell
-193
Closed -$14.7K – 13359
2025
Q4 		$14.7K Buy
193
+28
+17% +$2.79K ﹤0.01% 10779
2025
Q3 		$21.8K Buy
+165
New +$18.8K ﹤0.01% 10518

Other funds holding JUNS

VC
Vestor Capital Chicago, Illinois $1.59B AUM 51.04% 1-Year Est. Return
VF
Virtu Financial New York $3.18B AUM 65.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return
SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
LFAS
Level Four Advisory Services Dallas, Texas $3.54B AUM 37.12% 1-Year Est. Return

Jane Street's JUNS Position: Q2 2026 in Review

Jane Street opened a new position in Jupiter Neurosciences (JUNS) in Q2 2026: 7,112 shares worth $114K. The stake represents ﹤0.01% of the portfolio and ranks #10520 among its holdings. This is a return to the name: Jane Street previously reported a position in JUNS as recently as Q4 2025.

Jane Street first reported a position in JUNS in Q3 2025 and has held it in 3 quarters since. 13 funds tracked by Wall St. Rank hold JUNS as of Q2 2026.

  • Jane Street held 7,112 shares of Jupiter Neurosciences worth $114K as of Q2 2026.
  • Jupiter Neurosciences was a new Jane Street position in Q2 2026.
  • Jupiter Neurosciences made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #10520 holding.
  • Jane Street first reported a position in Jupiter Neurosciences in Q3 2025 and has held it in 3 quarters since.
  • 13 funds tracked by Wall St. Rank held Jupiter Neurosciences as of Q2 2026.

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