Jim Simons’s Bluejay Diagnostics BJDX Stock Holding History

Jim Simons’s Portfolio BJDX Stock Details BJDX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-8,025	Closed	-$21.4K	–	3267
2025 Q4	$21.4K	Buy	+8,025	New	+$52.7K	﹤0.01%	3145
2024 Q4	–	Sell	-685	Closed	-$17.4K	–	3578
2024 Q3	$17.4K	Buy	+685	New	+$49.1K	﹤0.01%	3436
2024 Q2	–	Sell	-11	Closed	-$14K	–	3509
2024 Q1	$14K	Buy	+11	New	+$15.2K	﹤0.01%	3614
2023 Q3	–	Sell	-2	Closed	-$13K	–	3677
2023 Q2	$13K	Buy	2 +1	+100%	+$9.04K	﹤0.01%	3813
2023 Q1	$15K	Sell	1 -1	-50%	-$17.7K	﹤0.01%	3855
2022 Q4	$25K	Hold	2	–	–	﹤0.01%	3919
2022 Q3	$39K	Hold	2	–	–	﹤0.01%	3811
2022 Q2	$54K	Buy	+2	New	+$70.9K	﹤0.01%	3986

Other funds holding BJDX

Sabby Management Miami Beach, Florida $45.1M AUM 74.25% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

LGM

L1 Global Manager Melbourne $149M AUM

CIAM

Caitong International Asset Management Hong Kong $729M AUM 1,176.98% 1-Year Est. Return

Jim Simons's BJDX Position: Q1 2026 in Review

Jim Simons sold out of Bluejay Diagnostics (BJDX) in Q1 2026, closing a stake of 8,025 shares — an estimated $21.4K sold.

Jim Simons first reported a position in BJDX in Q2 2022 and held it in 8 quarters. The position peaked at $54K in Q2 2022. 6 funds tracked by Wall St. Rank hold BJDX as of Q1 2026.

Jim Simons reported no remaining Bluejay Diagnostics position as of Q1 2026 after selling out during the quarter.
Jim Simons sold 8,025 Bluejay Diagnostics shares in Q1 2026, an estimated $21.4K.
Jim Simons first reported a position in Bluejay Diagnostics in Q2 2022 and held it in 8 quarters.
Jim Simons's Bluejay Diagnostics position peaked at $54K in Q2 2022.
6 funds tracked by Wall St. Rank held Bluejay Diagnostics as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.