Optiver Holding
JANX icon

Optiver Holding’s Janux Therapeutics JANX Stock Holding History

Optiver Holding’s Portfolio JANX Stock Details JANX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.81K Sell
118
-32
-21% -$464 ﹤0.01% 2335
2026
Q1 		$2.08K Buy
150
+48
+47% +$658 ﹤0.01% 1826
2025
Q4 		$1.41K Sell
102
-314
-75% -$7.38K ﹤0.01% 2141
2025
Q3 		$10.2K Buy
+416
New +$10.1K ﹤0.01% 1296

Other funds holding JANX

RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PM
Prosight Management Dallas, Texas $580M AUM 29.81% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return

Optiver Holding's JANX Position: Q2 2026 in Review

Optiver Holding reduced its Janux Therapeutics (JANX) stake by 21% in Q2 2026, selling an estimated $464 and leaving 118 shares worth $1.81K. The position accounts for ﹤0.01% of the portfolio, ranked #2335.

Optiver Holding first reported a position in JANX in Q3 2025 and has held it in 4 quarters since. The position peaked at $10.2K in Q3 2025. 197 funds tracked by Wall St. Rank hold JANX as of Q2 2026.

  • Optiver Holding held 118 shares of Janux Therapeutics worth $1.81K as of Q2 2026.
  • Optiver Holding sold 32 Janux Therapeutics shares in Q2 2026, an estimated $464.
  • Janux Therapeutics made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #2335 holding.
  • Optiver Holding first reported a position in Janux Therapeutics in Q3 2025 and has held it in 4 quarters since.
  • Optiver Holding's Janux Therapeutics position peaked at $10.2K in Q3 2025.
  • 197 funds tracked by Wall St. Rank held Janux Therapeutics as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.