AI Holders Summary · Q2 2026

113 institutions reported MASS in Q2 2026. First Light Asset Management, LLC leads at 26.1% 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

First Light Asset Management, LLC

CIK 0001600004

$55M6.3M3.32%Q2 2026 02

AWM Investment Company, Inc.

CIK 0001535264

$42M4.9M3.68%Q2 2026 03

ARK Investment Management LLC

CIK 0001697748

$18M2.0M0.11%Q2 2026 04

BlackRock, Inc.

CIK 0002012383

$17M1.9M0.00%Q2 2026 05

First Eagle Investment Management, LLC

CIK 0001325447

$16M1.9M0.01%Q2 2026 06

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$11M1.3M0.00%Q2 2026 07

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$7M762K0.00%Q2 2026 08

Granahan Investment Management, LLC

CIK 0001026710

$6M692K0.21%Q2 2026 09

STATE STREET CORP

CIK 0000093751

$5M607K0.00%Q2 2026 10

ESSEX INVESTMENT MANAGEMENT CO LLC

CIK 0000201772

$4M470K0.54%Q2 2026 11

NEEDHAM INVESTMENT MANAGEMENT LLC

CIK 0001167212

$4M770K0.26%Q4 2025 12

MORGAN STANLEY

CIK 0000895421

$4M404K0.00%Q2 2026 13

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.

CIK 0001166152

$3M362K0.27%Q2 2026 14

Meros Investment Management, LP

CIK 0001911372

$3M361K1.00%Q2 2026 15

AMERICAN CENTURY COMPANIES INC

CIK 0000748054

$3M360K0.00%Q2 2026 16

HighMark Wealth Management LLC

CIK 0001802451

$3M340K0.99%Q2 2026 17

NORTHERN TRUST CORP

CIK 0000073124· Index

$2M266K0.00%Q2 2026 18

BANK OF AMERICA CORP /DE/

CIK 0000070858

$2M251K0.00%Q2 2026 19

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$2M234K0.00%Q2 2026 20

Sumitomo Mitsui Trust Group, Inc.

CIK 0001475365

$2M229K0.00%Q2 2026

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