# CALIX INC COM

CALIX INC COM is a security (CUSIP 13100M509) tracked across SEC portfolio filings. 310 institutional managers reported $2.8B on Form 13F as of 2026-06-30; 23 registered fund positions totaling $129.7M via N-PORT as of 2026-05-31.

## Summary

- Issuer: CALIX INC
- Class: COM
- CUSIP: 13100M509
- Asset category: EC
- 13F holders: 310
- 13F value: $2.8B
- 13F period: 2026-06-30
- N-PORT fund positions: 23
- N-PORT value: $129.7M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 310 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $546.4M | 11,153,403 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $439.4M | 8,302,450 |
| [ALLIANCEBERNSTEIN L.P.](https://search.stillhousedata.com/firm/108477) | NASHVILLE, TN | $172.1M | 3,251,128 |
| STATE STREET CORP | BOSTON, MA | $127.6M | 2,602,333 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $93.3M | 1,903,972 |
| [WESTFIELD CAPITAL MANAGEMENT CO LP](https://search.stillhousedata.com/firm/146990) | BOSTON, MA | $75.7M | 1,546,101 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $70.3M | 1,435,706 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $59.7M | 1,218,495 |
| LOOMIS SAYLES & CO L P | BOSTON, MA | $41.2M | 840,197 |
| [GILDER GAGNON HOWE & CO LLC](https://search.stillhousedata.com/firm/2002) | New York, NY | $38.2M | 779,092 |
| [PARADIGM CAPITAL MANAGEMENT INC/NY](https://search.stillhousedata.com/firm/107982) | ALBANY, NY | $37.6M | 768,200 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $36.7M | 750,117 |
| MORGAN STANLEY | NEW YORK, NY | $34.9M | 712,213 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | CENTRAL, K3 | $34.1M | 696,855 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $33.4M | 681,954 |

## Top fund holders (N-PORT)

_Showing 15 of 23 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $33.0M | 4.05% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $22.9M | 22.63% |
| [AB SUSTAINABLE GLOBAL THEMATIC FUND, INC.](https://search.stillhousedata.com/fund/S000010074) | AB SUSTAINABLE GLOBAL THEMATIC FUND, INC. | $16.6M | 123.50% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $12.3M | 7.03% |
| [VANGUARD EXPLORER FUND](https://search.stillhousedata.com/fund/S000002578) | VANGUARD EXPLORER FUND | $9.0M | 4.14% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $8.2M | 10.94% |
| [Bridge Builder Tax Managed Small/Mid Cap Fund](https://search.stillhousedata.com/fund/S000076295) | Bridge Builder Trust | $6.2M | 20.44% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $4.8M | 10.01% |
| [HARTFORD SMALL COMPANY HLS FUND](https://search.stillhousedata.com/fund/S000003220) | HARTFORD SERIES FUND INC | $4.7M | 120.73% |
| [AB Small Cap Value Portfolio](https://search.stillhousedata.com/fund/S000045542) | AB CAP FUND, INC. | $3.9M | 65.33% |
| [Small Cap Core Portfolio](https://search.stillhousedata.com/fund/S000051867) | Bernstein Fund Inc | $2.3M | 31.67% |
| [BlackRock Advantage SMID Cap Fund, Inc.](https://search.stillhousedata.com/fund/S000002323) | BlackRock Advantage SMID Cap Fund, Inc. | $2.0M | 26.49% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $1.6M | 0.28% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $1.5M | 0.49% |
| [BNY Mellon Smallcap Stock Index Fund](https://search.stillhousedata.com/fund/S000000132) | BNY MELLON INDEX FUNDS, INC. | $1.3M | 15.40% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/13100M509.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.