Jane Street
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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
-160,800
Closed -$499K – 9524
2020
Q4 		$499K Sell
160,800
-104,035
-39% -$263K ﹤0.01% 5762
2020
Q3 		$476K Buy
264,835
+176,035
+198% +$378K ﹤0.01% 5228
2020
Q2 		$208K Buy
+88,800
New +$194K ﹤0.01% 6329
2016
Q3 		– Sell
-11,270
Closed -$42K – 4454
2016
Q2 		$42K Buy
11,270
+418
+4% +$1.82K ﹤0.01% 3967
2016
Q1 		$45K Buy
+10,852
New +$44.6K ﹤0.01% 3956

Other funds holding SAN

Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
MIP
Mondrian Investment Partners London, United Kingdom $6.69B AUM
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $206B AUM 31.61% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Chevy Chase Trust
Chevy Chase Trust Bethesda, Maryland $34.7B AUM 29.45% 1-Year Est. Return
Northern Trust
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. 638 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.
  • 638 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.