Simplex Trading’s Jade Biosciences JBIO Stock Holding History

Simplex Trading’s Portfolio JBIO Stock Details JBIO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-83	Closed	-$1.73K	–	9265
2026 Q1	$1.17K	Buy	83 +24	+41%	+$348	﹤0.01%	8555
2025 Q4	$910	Buy	+59	New	+$692	﹤0.01%	8049
2025 Q2	–	Sell	-45	Closed	-$1.53K	–	8602
2025 Q1	$3K	Sell	45 -492	-92%	-$43.2K	﹤0.01%	7777
2024 Q4	$49K	Buy	537 +394	+276%	+$34K	﹤0.01%	5878
2024 Q3	$10K	Sell	143 -24	-14%	-$1.55K	﹤0.01%	7168
2024 Q2	$9K	Buy	+167	New	+$111K	﹤0.01%	7476

Other funds holding JBIO

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

Jupiter Topco New York $245B AUM

FFM

Fairmount Funds Management West Conshohocken, Pennsylvania $1.51B AUM 546.08% 1-Year Est. Return

RCM

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

VR Adviser New York $3.3B AUM 525.74% 1-Year Est. Return

Bellevue Group Kuesnacht, Switzerland $4.75B AUM 68.58% 1-Year Est. Return

PBA

Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return

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

Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

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

Simplex Trading's JBIO Position: Q2 2026 in Review

Simplex Trading sold out of Jade Biosciences (JBIO) in Q2 2026, closing a stake of 83 shares — an estimated $1.73K sold.

Simplex Trading first reported a position in JBIO in Q2 2024 and held it in 6 quarters. The position peaked at $49K in Q4 2024. 154 funds tracked by Wall St. Rank hold JBIO as of Q2 2026.

Simplex Trading reported no remaining Jade Biosciences position as of Q2 2026 after selling out during the quarter.
Simplex Trading sold 83 Jade Biosciences shares in Q2 2026, an estimated $1.73K.
Simplex Trading first reported a position in Jade Biosciences in Q2 2024 and held it in 6 quarters.
Simplex Trading's Jade Biosciences position peaked at $49K in Q4 2024.
154 funds tracked by Wall St. Rank held Jade Biosciences as of Q2 2026.

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