Jane Street’s Banco Santander SAN Stock Holding History

Jane Street’s Portfolio SAN Stock Details SAN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q1	–	Sell	-74,100	Closed	-$230K	–	9525
2020 Q4	$230K	Sell	74,100 -4,787	-6%	-$12.1K	﹤0.01%	6774
2020 Q3	$142K	Sell	78,887 -1,043	-1%	-$2.24K	﹤0.01%	6629
2020 Q2	$187K	Buy	+79,930	New	+$175K	﹤0.01%	6411
2019 Q2	–	Sell	-135,652	Closed	-$604K	–	5650
2019 Q1	$604K	Hold	135,652	–	–	﹤0.01%	3452
2018 Q4	$592K	Buy	+135,652	New	+$615K	﹤0.01%	3244
2018 Q1	–	Sell	-16,696	Closed	-$105K	–	5315
2017 Q4	$105K	Buy	+16,696	New	+$106K	﹤0.01%	4339
2013 Q3	–	Sell	-11,891	Closed	-$70K	–	3054
2013 Q2	$70K	Buy	+11,891	New	+$76K	﹤0.01%	2497

Other funds holding SAN

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

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

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

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

MIP

Mondrian Investment Partners London, United Kingdom $6.69B AUM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

BNP Paribas Financial Markets Paris, France $206B AUM 31.61% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Chevy Chase Trust Bethesda, Maryland $34.7B AUM 29.45% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Jane Street's SAN Position: Q1 2026 in Review

Jane Street reduced its Banco Santander (SAN) stake by 64% in Q1 2026, selling an estimated $6.08M and leaving 281,199 shares worth $3.17M. The position accounts for ﹤0.01% of the portfolio, ranked #4245.

Jane Street first reported a position in SAN in Q2 2013 and has held it in 45 quarters since. The position peaked at $39.5M in Q3 2019. 637 funds tracked by Wall St. Rank hold SAN as of Q1 2026.

Jane Street held 281,199 shares of Banco Santander worth $3.17M as of Q1 2026.
Jane Street sold 509,846 Banco Santander shares in Q1 2026, an estimated $6.08M.
Banco Santander made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4245 holding.
Jane Street first reported a position in Banco Santander in Q2 2013 and has held it in 45 quarters since.
Jane Street's Banco Santander position peaked at $39.5M in Q3 2019.
637 funds tracked by Wall St. Rank held Banco Santander as of Q1 2026.

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