AI Holders Summary · Q2 2026

511 institutions reported RGEN in Q2 2026. BlackRock, Inc. leads at 13.8% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(3 on this page)

#HolderValueShares% port.Quarter

BlackRock, Inc.

CIK 0002012383

$735M5.4M0.01%Q2 2026 02

PRICE T ROWE ASSOCIATES INC /MD/

CIK 0000080255

$575M4.9M0.07%Q1 2026 03

FMR LLC

CIK 0000315066

$454M3.3M0.02%Q2 2026 04

UNITED CAPITAL FINANCIAL ADVISORS, LLC

CIK 0001463217

$381M2.8M2.10%Q2 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$329M2.4M0.01%Q2 2026 06

Vanguard Portfolio Management

CIK 0002100121· Index

$316M2.3M0.01%Q2 2026 07

STATE STREET CORP

CIK 0000093751

$246M1.8M0.01%Q2 2026 08

MASSACHUSETTS FINANCIAL SERVICES CO /MA/

CIK 0000912938

$221M1.6M0.07%Q2 2026 09

AMERIPRISE FINANCIAL INC

CIK 0000820027

$215M1.6M0.04%Q2 2026 10

Bank of New York Mellon Corp

CIK 0001390777

$208M1.5M0.03%Q2 2026 11

CONGRESS ASSET MANAGEMENT CO

CIK 0000897378

$196M1.0M1.27%Q3 2026 12

Invesco Ltd.

CIK 0000914208

$189M1.4M0.01%Q2 2026 13

MAVERICK CAPITAL LTD

CIK 0000934639

$179M1.5M2.06%Q1 2026 14

Holocene Advisors, LP

CIK 0001700574

$176M1.3M0.40%Q2 2026 15

WASATCH ADVISORS LP

CIK 0000814133

$174M907K1.29%Q3 2026 16

RTW INVESTMENTS, LP

CIK 0001493215

$169M1.2M1.45%Q2 2026 17

T. Rowe Price Investment Management, Inc.

CIK 0001897612

$161M1.4M0.11%Q1 2026 18

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$145M1.1M0.01%Q2 2026 19

ALLIANCEBERNSTEIN L.P.

CIK 0001109448

$136M832K0.04%Q1 2026 20

Conestoga Capital Advisors, LLC

CIK 0001163744

$134M981K2.91%Q2 2026

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