AI Holders Summary · Q1 2026

91 institutions reported BSBR in Q1 2026. Banco Santander, S.A. leads at 95.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

Hide index funds / market makers / custodians(2 on this page)

#HolderValueShares% port.Quarter

Banco Santander, S.A.

CIK 0000891478

$3.1B520.2M24.88%Q1 2026 02

Aquamarine Financial (Cayman) Ltd

CIK 0002104187

$58M9.8M4.26%Q1 2026 03

Delaware Management Holdings, Inc.

CIK 0000921739

$20M3.4M0.03%Q1 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$18M3.1M0.00%Q1 2026 05

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 0001164508

$13M2.1M0.01%Q1 2026 06

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$6M1.0M0.00%Q1 2026 07

GOLDMAN SACHS GROUP INC

CIK 0000886982

$5M803K0.00%Q1 2026 08

Alpine Global Management, LLC

CIK 0001581655

$5M775K0.69%Q1 2026 09

Qube Research & Technologies Ltd

CIK 0001729829

$4M737K0.00%Q1 2026 10

UBS Group AG

CIK 0001610520

$3M472K0.00%Q1 2026 11

Jump Financial, LLC

CIK 0001831577

$2M406K0.03%Q1 2026 12

ALLIANCEBERNSTEIN L.P.

CIK 0001109448

$2M338K0.00%Q1 2026 13

MORGAN STANLEY

CIK 0000895421

$2M297K0.00%Q1 2026 14

Connor, Clark & Lunn Investment Management Ltd.

CIK 0001596800

$2M295K0.00%Q1 2026 15

Invesco Ltd.

CIK 0000914208

$2M271K0.00%Q1 2026 16

BANK OF AMERICA CORP /DE/

CIK 0000070858

$2M261K0.00%Q1 2026 17

DEUTSCHE BANK AG\

CIK 0000948046

$2M260K0.00%Q1 2026 18

JANE STREET GROUP, LLC

CIK 0001595888· Market maker

$1M246K0.00%Q1 2026 19

BlackRock, Inc.

CIK 0002012383

$1M228K0.00%Q1 2026 20

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$1M224K0.00%Q1 2026

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