Jane Street’s Synlogic SYBX Stock Holding History

Jane Street’s Portfolio SYBX Stock Details SYBX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-14,998	Closed	-$16.8K	–	12940
2025 Q4	$16.8K	Buy	+14,998	New	+$22.5K	﹤0.01%	10762
2023 Q2	–	Sell	-981	Closed	-$9.3K	–	9544
2023 Q1	$9.3K	Sell	981 -113	-10%	-$1.34K	﹤0.01%	8747
2022 Q4	$12.5K	Buy	+1,094	New	+$13.4K	﹤0.01%	8715
2021 Q3	–	Sell	-983	Closed	-$57K	–	10701
2021 Q2	$57K	Buy	+983	New	+$53.7K	﹤0.01%	9476
2021 Q1	–	Sell	-1,219	Closed	-$39K	–	9581
2020 Q4	$39K	Sell	1,219 -403	-25%	-$12.9K	﹤0.01%	7342
2020 Q3	$49K	Sell	1,622 -3,526	-68%	-$116K	﹤0.01%	6917
2020 Q2	$157K	Buy	+5,148	New	+$165K	﹤0.01%	6521

Other funds holding SYBX

DRW Securities Chicago, Illinois $7.21B AUM 20.54% 1-Year Est. Return

HNB

Hilltop National Bank Casper, Wyoming $468M AUM 36.09% 1-Year Est. Return

Jane Street's SYBX Position: Q1 2026 in Review

Jane Street sold out of Synlogic (SYBX) in Q1 2026, closing a stake of 14,998 shares — an estimated $16.8K sold.

Jane Street first reported a position in SYBX in Q2 2020 and held it in 7 quarters. The position peaked at $157K in Q2 2020. 2 funds tracked by Wall St. Rank hold SYBX as of Q1 2026.

Jane Street reported no remaining Synlogic position as of Q1 2026 after selling out during the quarter.
Jane Street sold 14,998 Synlogic shares in Q1 2026, an estimated $16.8K.
Jane Street first reported a position in Synlogic in Q2 2020 and held it in 7 quarters.
Jane Street's Synlogic position peaked at $157K in Q2 2020.
2 funds tracked by Wall St. Rank held Synlogic as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.