AF
BSBR icon

Aquamarine Financial’s Santander BSBR Stock Holding History

Aquamarine Financial’s Portfolio BSBR Stock Details BSBR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$54.6M Buy
10,394,184
+576,259
+6% +$3.27M 3.01% 7
2026
Q1 		$58.2M Buy
9,817,925
+47,603
+0.5% +$303K 4.26% 5
2025
Q4 		$59.7M Buy
9,770,322
+775,000
+9% +$4.54M 4.86% 5
2025
Q3 		$50.3M Buy
+8,995,322
New +$46.2M 5.16% 4

Other funds holding BSBR

BS
Banco Santander Madrid, Spain $16.1B AUM 35.02% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Aquamarine Financial's BSBR Position: Q2 2026 in Review

Aquamarine Financial increased its Santander (BSBR) stake by 5.9% in Q2 2026, buying an estimated $3.27M and bringing the position to 10,394,184 shares worth $54.6M. The position accounts for 3.01% of the portfolio, ranked #7.

Aquamarine Financial first reported a position in BSBR in Q3 2025 and has held it in 4 quarters since. The position peaked at $59.7M in Q4 2025. 89 funds tracked by Wall St. Rank hold BSBR as of Q2 2026.

  • Aquamarine Financial held 10,394,184 shares of Santander worth $54.6M as of Q2 2026.
  • Aquamarine Financial bought 576,259 Santander shares in Q2 2026, an estimated $3.27M.
  • Santander made up 3.01% of Aquamarine Financial's portfolio in Q2 2026, its #7 holding.
  • Aquamarine Financial first reported a position in Santander in Q3 2025 and has held it in 4 quarters since.
  • Aquamarine Financial's Santander position peaked at $59.7M in Q4 2025.
  • 89 funds tracked by Wall St. Rank held Santander as of Q2 2026.

Based on Aquamarine Financial's 13F filing for Q2 2026, filed 12 Aug 2026.