---
schema_version: "secwatch.filing_event.v1"
accession: "0000851310-25-000011"
form_type: "8-K"
ticker: "HLIT"
cik: "0000851310"
company_name: "HARMONIC INC."
filed_at: "2025-02-10T23:59:59+00:00"
generated_at: "2026-05-27T00:41:00.621804+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Harmonic reports record Q4 revenue $222.2M, up 33% YoY; announces $200M buyback

## Summary
- Revenue $222.2M (record), up 33% YoY; Broadband $171M (+48% YoY), Video $51.1M (-2%).
- GAAP EPS $0.32, non-GAAP EPS $0.45; Adjusted EBITDA record $71.8M vs $21.7M prior year.
- Board authorized new $200M share repurchase program through Feb 2028, doubling prior authorization.
- Management guides lower Broadband revenue in 2025 due to operator timing shifts; expects above-market growth resumption in 2026.
- Deployed cOS with 127 customers serving 33.3M modems; engaged with 10 Tier 1 operators on Unified DOCSIS 4.0.

## SEC filing metadata
- accession: 0000851310-25-000011
- form_type: 8-K
- ticker: HLIT
- cik: 0000851310
- company_name: HARMONIC INC.
- filed_at: 2025-02-10T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/851310/000085131025000011/0000851310-25-000011-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/851310/000085131025000011/hlit-20250210.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000851310-25-000011
- JSON: https://secwatch.observer/filing/0000851310-25-000011.json
- Plain text: https://secwatch.observer/filing/0000851310-25-000011.txt

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