AI Holders Summary · Q2 2026

183 institutions reported MAZE in Q2 2026. Frazier Life Sciences Management, L.P. leads at 11.6% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(1 on this page)

#HolderValueShares% port.Quarter

Frazier Life Sciences Management, L.P.

CIK 0001892134

$150M5.0M3.27%Q2 2026 02

TRV GP IV, LLC

CIK 0001688325

$134M4.5M52.63%Q2 2026 03

ARCH Venture Management, LLC

CIK 0001274403

$123M4.1M18.16%Q1 2026 04

Deep Track Capital, LP

CIK 0001856083

$111M3.7M1.62%Q2 2026 05

BlackRock, Inc.

CIK 0002012383

$105M3.5M0.00%Q2 2026 06

JANUS HENDERSON GROUP PLC

CIK 0001274173

$85M2.9M0.04%Q1 2026 07

Paradigm Biocapital Advisors LP

CIK 0001855655

$82M2.7M1.67%Q1 2026 08

VR Adviser, LLC

CIK 0001615982

$64M1.5M3.17%Q4 2025 09

Logos Global Management LP

CIK 0001792126

$58M1.9M2.49%Q2 2026 10

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$53M1.8M0.00%Q2 2026 11

a16z Capital Management, L.L.C.

CIK 0001540358

$51M1.7M3.94%Q1 2026 12

Alphabet Inc.

CIK 0001652044

$41M1.4M0.04%Q2 2026 13

FARALLON CAPITAL MANAGEMENT LLC

CIK 0000909661

$33M1.1M0.15%Q2 2026 14

FMR LLC

CIK 0000315066

$32M1.1M0.00%Q2 2026 15

General Catalyst Group Management, LLC

CIK 0001637946

$31M1.0M16.85%Q1 2026 16

STATE STREET CORP

CIK 0000093751

$30M998K0.00%Q2 2026 17

DRIEHAUS CAPITAL MANAGEMENT LLC

CIK 0000938206

$28M955K0.17%Q2 2026 18

TRV GP V, LLC

CIK 0001990717

$28M951K5.69%Q2 2026 19

JPMORGAN CHASE & CO

CIK 0000019617

$28M964K0.00%Q2 2026 20

MARSHALL WACE, LLP

CIK 0001318757

$27M915K0.02%Q2 2026

Page 1 of 10

163 more holders available. Log in →