CALIX, INC

PublicCIK: 1406666
CALXNYSE
Location

SAN JOSE, CA

13F Filings

Institutional Holders

CALIX, INCCALX— Latest position per institution from SEC 13F filings

15

Institutional holders

61.32M

Total shares held

2.30B

Estimated value

3.07M

Avg. position size

1

BLACKROCK, INC.

CIK 2012383

Shares

11.78M

Value

439.46M

Filed

Jun 30, 2026

2

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

10.68M

Value

378.48M

Filed

Jun 30, 2024

3

VANGUARD GROUP INC

CIK 102909

Shares

8.30M

Value

439.45M

Filed

Dec 31, 2025

4

VANGUARD PORTFOLIO MANAGEMENT LLC

CIK 2100121

Shares

5.59M

Value

208.55M

Filed

Jun 30, 2026

5

ALLIANCEBERNSTEIN L.P.

CIK 1109448

Shares

3.25M

Value

159.14M

Filed

Jun 30, 2026

6

STATE STREET CORP

CIK 93751

Shares

2.92M

Value

108.79M

Filed

Jun 30, 2026

7

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

CIK 1081019

Shares

2.77M

Value

74.30K

Filed

Jun 30, 2026

8

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

2.59M

Value

96.56M

Filed

Jun 30, 2026

9

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

1.48M

Value

55.30M

Filed

Jun 30, 2026

10

WESTFIELD CAPITAL MANAGEMENT CO LP

CIK 1177719

Shares

1.32M

Value

49.43M

Filed

Jun 30, 2026

11

TD ASSET MANAGEMENT INC

CIK 1056053

Shares

1.31M

Value

46.56M

Filed

Mar 31, 2025

12

DIMENSIONAL FUND ADVISORS LP

CIK 354204

Shares

1.31M

Value

48.86M

Filed

Jun 30, 2026

13

CITADEL ADVISORS LLC

CIK 1423053

Shares

1.25M

Value

46.55M

Filed

Jun 30, 2026

14

ACADIAN ASSET MANAGEMENT LLC

CIK 916542

Shares

1.24M

Value

46.31K

Filed

Jun 30, 2026

15

FULLER & THALER ASSET MANAGEMENT, INC.

CIK 1082327

Shares

1.09M

Value

57.91M

Filed

Dec 31, 2025

16

PARADIGM CAPITAL MANAGEMENT INC/NY

CIK 1037792

Shares

997.13K

Value

37.21M

Filed

Jun 30, 2026

17

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

CIK 1644956

Shares

923.29K

Value

30.62M

Filed

Mar 31, 2024

18

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

CIK 1164508

Shares

875.84K

Value

32.69M

Filed

Jun 30, 2026

19

UBS GROUP AG

CIK 1610520

Shares

857.36K

Value

32M

Filed

Jun 30, 2026

20

LOOMIS SAYLES & CO L P

CIK 312348

Shares

784.80K

Value

29.29M

Filed

Jun 30, 2026

Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.