AI Holders Summary · Q2 2026

309 institutions reported XMTR in Q2 2026. PRIMECAP MANAGEMENT CO/CA/ leads at 17.8% of the visible book.

Top holders

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

Hide index funds / market makers / custodians(4 on this page)

#HolderValueShares% port.Quarter

PRIMECAP MANAGEMENT CO/CA/

CIK 0000763212

$641M6.6M0.38%Q2 2026 02

FMR LLC

CIK 0000315066

$378M3.9M0.02%Q2 2026 03

BlackRock, Inc.

CIK 0002012383

$370M3.8M0.01%Q2 2026 04

EVENTIDE ASSET MANAGEMENT, LLC

CIK 0001442891

$208M2.2M2.78%Q2 2026 05

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$198M2.0M0.00%Q2 2026 06

Vanguard Portfolio Management

CIK 0002100121· Index

$197M2.0M0.01%Q2 2026 07

Hood River Capital Management LLC

CIK 0001578177

$192M2.0M1.39%Q2 2026 08

DRIEHAUS CAPITAL MANAGEMENT LLC

CIK 0000938206

$171M1.8M0.99%Q2 2026 09

FIRST TRUST ADVISORS LP

CIK 0001125816· Index

$168M1.7M0.10%Q2 2026 10

FULLER & THALER ASSET MANAGEMENT, INC.

CIK 0001082327

$138M1.4M0.38%Q2 2026 11

WELLINGTON MANAGEMENT GROUP LLP

CIK 0000902219

$128M1.3M0.02%Q2 2026 12

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$118M1.2M0.01%Q2 2026 13

STATE STREET CORP

CIK 0000093751

$107M1.1M0.00%Q2 2026 14

SIEMENS AG

CIK 0000940418

$101M1.0M20.52%Q2 2026 15

BAILLIE GIFFORD & CO

CIK 0001088875

$98M1.0M0.09%Q2 2026 16

GILDER GAGNON HOWE & CO LLC

CIK 0000902464

$83M857K0.85%Q2 2026 17

AMERIPRISE FINANCIAL INC

CIK 0000820027

$82M848K0.02%Q2 2026 18

Stephens Investment Management Group LLC

CIK 0001314440

$77M799K0.83%Q2 2026 19

UBS Group AG

CIK 0001610520

$74M771K0.01%Q2 2026 20

Clearbridge Investments, LLC

CIK 0001348883

$72M742K0.06%Q2 2026

Page 1 of 16

289 more holders available. Log in →