---
schema_version: "secwatch.filing_event.v1"
accession: "0001406666-24-000016"
form_type: "8-K"
ticker: "CALX"
cik: "0001406666"
company_name: "CALIX, INC"
filed_at: "2024-04-22T23:59:59+00:00"
generated_at: "2026-06-03T13:39:15.567433+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Calix Q1 2024 revenue $226.3M (-9% YoY); GAAP EPS $0.00, non-GAAP $0.21; Q2 guide weak

## Summary
- GAAP revenue $226.3M, down 9% YoY; GAAP net income $0.1M ($0.00 EPS); non-GAAP EPS $0.21.
- Record GAAP gross margin 54.2% (up 300 bps YoY); non-GAAP gross margin 54.9%.
- Q2 2024 guidance: revenue $197-203M, non-GAAP EPS $0.03-0.09 (below Q1).
- RPOs $245.2M, up 19% YoY; cash & investments $239.5M, up $19.1M QoQ.
- Management cites customer indecision on BEAD funding and shorter lead times as crosswinds.

## SEC filing metadata
- accession: 0001406666-24-000016
- form_type: 8-K
- ticker: CALX
- cik: 0001406666
- company_name: CALIX, INC
- filed_at: 2024-04-22T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1406666/000140666624000016/0001406666-24-000016-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1406666/000140666624000016/calx-20240422.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001406666-24-000016
- JSON: https://secwatch.observer/filing/0001406666-24-000016.json
- Plain text: https://secwatch.observer/filing/0001406666-24-000016.txt

## Key facts
- Earnings Releases
  CALIX, INC reported financial results for first quarter ended March 30, 2024.
  - Period: first quarter ended March 30, 2024
  - Result: reported results
  source text: On April 22, 2024, Calix, Inc. (the “Company”) issued a press release announcing it has publicly disseminated a stockholder letter with its financial results for the first quarter ended March 30, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1406666/000140666624000016/0001406666-24-000016-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.