§ COMMUNICATIONS
USD · CommunicationsCALX
CALIX INC
USDSector · CommunicationsBeta · 1.48
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
155 increased/new, 110 decreased/exited (13F)
AC 13F Analysis
§ 04 · FUNDAMENTALS · THE BOOKS
| P/E | 170.0 | P/B | 4.08 |
| EPS (TTM) | 0.25 |
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| BlackRock, Inc. | 11.2M | 0.0% | −3% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 5.5M | n/a | n/a |
| ALLIANCEBERNSTEIN L.P. | 3.3M | 0.1% | +122% |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.7M | n/a | n/a |
| State Street | 2.6M | 0.0% | +10% |
| Millennium Management | 1.9M | 0.0% | +32% |
◇ AC INTELLIGENCE
Top institutional owners for CALX as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER4.7% · 0 holders
OTHER42.0% · 209 holders
PASSIVE / INDEX22.6% · 12 holders
QUALITY / COMPOUNDER12.1% · 22 holders
DEALER / BANK10.0% · 25 holders
TACTICAL / MACRO3.7% · 3 holders
SYSTEMATIC / QUANT2.6% · 11 holders
INCOME / DEFENSIVE2.3% · 25 holders
ACTIVIST0.0% · 1 holder
DEEP VALUE0.0% · 1 holder
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for CALX in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention CALX yet.