AI Holders Summary · Q1 2026

111 institutions reported BRBS in Q1 2026. WELLINGTON MANAGEMENT GROUP LLP leads at 21.8% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(6 on this page)

#HolderValueShares% port.Quarter

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$27M6.4M0.01%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$16M3.8M0.00%Q1 2026 03

Azora Capital LP

CIK 0001700272

$11M2.7M0.75%Q1 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$11M2.6M0.00%Q1 2026 05

ALGEBRIS (UK) LTD

CIK 0001700286

$11M2.5M0.77%Q1 2026 06

BANC FUNDS CO LLC

CIK 0001029311

$8M1.9M1.48%Q1 2026 07

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$5M1.3M0.00%Q1 2026 08

STATE STREET CORP

CIK 0000093751

$5M1.1M0.00%Q1 2026 09

GRAHAM CAPITAL WEALTH MANAGEMENT, LLC

CIK 0001907528

$4M1.0M3.79%Q1 2026 10

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$4M926K0.00%Q1 2026 11

ALLIANCEBERNSTEIN L.P.

CIK 0001109448

$4M881K0.00%Q1 2026 12

Elizabeth Park Capital Advisors, Ltd.

CIK 0001600583

$3M803K2.59%Q1 2026 13

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$3M687K0.00%Q1 2026 14

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$2M540K0.00%Q1 2026 15

NORTHERN TRUST CORP

CIK 0000073124· Index

$2M537K0.00%Q1 2026 16

EJF Capital LLC

CIK 0001353254

$2M524K1.55%Q1 2026 17

Vanguard Portfolio Management

CIK 0002100121· Index

$2M390K0.00%Q1 2026 18

VANGUARD FIDUCIARY TRUST CO

CIK 0000933478· Index

$1M315K0.00%Q1 2026 19

VICTORY CAPITAL MANAGEMENT INC

CIK 0001040188

$1M262K0.00%Q1 2026 20

MORGAN STANLEY

CIK 0000895421

$1M256K0.00%Q1 2026

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