---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-23-018008"
form_type: "8-K"
ticker: "CALX"
cik: "0001406666"
company_name: "CALIX, INC"
filed_at: "2023-05-15T23:59:59+00:00"
generated_at: "2026-06-15T00:52:46.150431+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Calix appoints CEO Weening to Board; removes expiry on $100M buyback

## Summary
- CEO Michael Weening appointed to Board as Class I director, effective May 11, 2023.
- Board size increased from eight to nine members; Weening receives no extra compensation.
- Board amended stock repurchase program to remove one-year expiration date.
- Repurchase program remains discretionary with no obligation; $100M authorization unchanged.

## SEC filing metadata
- accession: 0001628280-23-018008
- form_type: 8-K
- ticker: CALX
- cik: 0001406666
- company_name: CALIX, INC
- filed_at: 2023-05-15T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1406666/000162828023018008/0001628280-23-018008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1406666/000162828023018008/calx-20230511.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-23-018008
- JSON: https://secwatch.observer/filing/0001628280-23-018008.json
- Plain text: https://secwatch.observer/filing/0001628280-23-018008.txt

## Key facts
- Executive change
  Michael Weening was appointed as Class I director at CALIX, INC.
  - Action: appointed
  - Role: Class I director
  source text: appointed Michael Weening to the Board as a Class I director.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1406666/000162828023018008/0001628280-23-018008-index.htm

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