Jane Street’s Sanofi SNY Stock Holding History

Jane Street’s Portfolio SNY Stock Details SNY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$472K	Hold	9,800	–	–	﹤0.01%	8191
2025 Q4	$475K	Hold	9,800	–	–	﹤0.01%	7811
2025 Q3	$463K	Hold	9,800	–	–	﹤0.01%	8031
2025 Q2	$473K	Buy	+9,800	New	+$501K	﹤0.01%	7023
2024 Q4	–	Sell	-27,000	Closed	-$1.56M	–	10508
2024 Q3	$1.56M	Buy	+27,000	New	+$1.46M	﹤0.01%	4983
2013 Q4	–	Sell	-33,200	Closed	-$1.68M	–	2847
2013 Q3	$1.68M	Buy	+33,200	New	+$1.69M	0.02%	691

Other funds holding SNY

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

MIP

Mondrian Investment Partners London, United Kingdom $6.69B AUM

Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return

Jane Street's SNY Position: Q1 2026 in Review

Jane Street sold out of Sanofi (SNY) in Q1 2026, closing a stake of 240,466 shares — an estimated $11.2M sold.

Jane Street first reported a position in SNY in Q3 2013 and held it in 35 quarters. The position peaked at $27.4M in Q2 2023. 739 funds tracked by Wall St. Rank hold SNY as of Q1 2026.

Jane Street reported no remaining Sanofi position as of Q1 2026 after selling out during the quarter.
Jane Street sold 240,466 Sanofi shares in Q1 2026, an estimated $11.2M.
Jane Street first reported a position in Sanofi in Q3 2013 and held it in 35 quarters.
Jane Street's Sanofi position peaked at $27.4M in Q2 2023.
739 funds tracked by Wall St. Rank held Sanofi as of Q1 2026.

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