AI Holders Summary · Q1 2026

136 institutions reported AVIR in Q1 2026. FMR LLC leads at 22.5% 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

FMR LLC

CIK 0000315066

$64M12.0M0.00%Q1 2026 02

BlackRock, Inc.

CIK 0002012383

$45M8.4M0.00%Q1 2026 03

BML Capital Management, LLC

CIK 0001616824

$38M7.1M24.38%Q1 2026 04

TANG CAPITAL MANAGEMENT LLC

CIK 0001232621

$26M4.8M1.32%Q1 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$17M3.2M0.00%Q1 2026 06

Bain Capital Life Sciences Investors, LLC

CIK 0001703031

$13M2.4M1.15%Q1 2026 07

TWO SIGMA INVESTMENTS, LP

CIK 0001179392

$10M1.9M0.01%Q1 2026 08

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$9M1.7M0.00%Q1 2026 09

STATE STREET CORP

CIK 0000093751

$9M1.7M0.00%Q1 2026 10

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$9M1.6M0.01%Q1 2026 11

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$7M1.3M0.00%Q1 2026 12

Rosalind Advisors, Inc.

CIK 0001622627

$6M1.2M2.53%Q1 2026 13

RENAISSANCE TECHNOLOGIES LLC

CIK 0001037389

$6M1.2M0.01%Q1 2026 14

JPMORGAN CHASE & CO

CIK 0000019617

$5M940K0.00%Q1 2026 15

MORGAN STANLEY

CIK 0000895421

$4M731K0.00%Q1 2026 16

TWO SIGMA ADVISERS, LP

CIK 0001478735

$4M1.1M0.01%Q4 2025 17

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$3M597K0.00%Q1 2026 18

GOLDMAN SACHS GROUP INC

CIK 0000886982

$3M588K0.00%Q1 2026 19

NORTHERN TRUST CORP

CIK 0000073124· Index

$3M585K0.00%Q1 2026 20

Vanguard Portfolio Management

CIK 0002100121· Index

$3M558K0.00%Q1 2026

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