AI Holders Summary · Q2 2026

312 institutions reported CALX in Q2 2026. BlackRock, Inc. leads at 24.3% 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

BlackRock, Inc.

CIK 0002012383

$439M11.8M0.01%Q2 2026 02

Vanguard Portfolio Management

CIK 0002100121· Index

$271M5.5M0.01%Q1 2026 03

ALLIANCEBERNSTEIN L.P.

CIK 0001109448

$172M3.3M0.06%Q1 2026 04

VANGUARD CAPITAL MANAGEMENT LLC

CIK 0002100119· Index

$132M2.7M0.00%Q1 2026 05

STATE STREET CORP

CIK 0000093751

$109M2.9M0.00%Q2 2026 06

MILLENNIUM MANAGEMENT LLC

CIK 0001273087

$93M1.9M0.04%Q1 2026 07

WESTFIELD CAPITAL MANAGEMENT CO LP

CIK 0001177719

$76M1.5M0.32%Q1 2026 08

GEODE CAPITAL MANAGEMENT, LLC

CIK 0001214717· Index

$70M1.4M0.00%Q1 2026 09

DIMENSIONAL FUND ADVISORS LP

CIK 0000354204· Quasi-passive

$60M1.2M0.01%Q1 2026 10

LOOMIS SAYLES & CO L P

CIK 0000312348

$41M840K0.06%Q1 2026 11

ACADIAN ASSET MANAGEMENT LLC

CIK 0000916542

$39M800K0.06%Q1 2026 12

GILDER GAGNON HOWE & CO LLC

CIK 0000902464

$38M779K0.46%Q1 2026 13

PARADIGM CAPITAL MANAGEMENT INC/NY

CIK 0001037792

$38M768K1.44%Q1 2026 14

BANK OF AMERICA CORP /DE/

CIK 0000070858

$37M750K0.00%Q1 2026 15

MORGAN STANLEY

CIK 0000895421

$35M712K0.00%Q1 2026 16

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

CIK 0001705339

$34M697K0.05%Q1 2026 17

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

CIK 0000884546· Index

$33M682K0.01%Q1 2026 18

UBS Group AG

CIK 0001610520

$32M645K0.00%Q1 2026 19

NORTHERN TRUST CORP

CIK 0000073124· Index

$30M610K0.00%Q1 2026 20

Harvey Partners, LLC

CIK 0001406484

$28M534K2.50%Q4 2025

Page 1 of 16

292 more holders available. Log in →