Simplex Trading’s Janux Therapeutics JANX Stock Holding History

Simplex Trading’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	$110K	Buy	+7,192	New	+$104K	﹤0.01%	5427
2026 Q1	–	Sell	-17,567	Closed	-$241K	–	9613
2025 Q4	$242K	Buy	17,567 +13,971	+389%	+$329K	﹤0.01%	4028
2025 Q3	$87K	Sell	3,596 -2,652	-42%	-$64.6K	﹤0.01%	5915
2025 Q2	$144K	Buy	6,248 +3,061	+96%	+$80.7K	﹤0.01%	4853
2025 Q1	$86K	Buy	+3,187	New	+$120K	﹤0.01%	5206
2024 Q2	–	Sell	-6,909	Closed	-$324K	–	9300
2024 Q1	$260K	Buy	+6,909	New	+$150K	﹤0.01%	4558
2023 Q1	–	Sell	-100	Closed	-$1.66K	–	9559
2022 Q4	$1K	Buy	+100	New	+$1.46K	﹤0.01%	8845

Other funds holding JANX

RCM

RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Prosight Management Dallas, Texas $580M AUM 29.81% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

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 Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return

Simplex Trading's JANX Position: Q2 2026 in Review

Simplex Trading opened a new position in Janux Therapeutics (JANX) in Q2 2026: 7,192 shares worth $110K. The stake represents ﹤0.01% of the portfolio and ranks #5427 among its holdings. This is a return to the name: Simplex Trading previously reported a position in JANX as recently as Q4 2025.

Simplex Trading first reported a position in JANX in Q4 2022 and has held it in 7 quarters since. The position peaked at $260K in Q1 2024. 198 funds tracked by Wall St. Rank hold JANX as of Q2 2026.

Simplex Trading held 7,192 shares of Janux Therapeutics worth $110K as of Q2 2026.
Janux Therapeutics was a new Simplex Trading position in Q2 2026.
Janux Therapeutics made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #5427 holding.
Simplex Trading first reported a position in Janux Therapeutics in Q4 2022 and has held it in 7 quarters since.
Simplex Trading's Janux Therapeutics position peaked at $260K in Q1 2024.
198 funds tracked by Wall St. Rank held Janux Therapeutics as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.