---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-037938"
form_type: "8-K/A"
ticker: "LITE"
cik: "0001633978"
company_name: "Lumentum Holdings Inc."
filed_at: "2024-08-21T23:59:59+00:00"
generated_at: "2026-05-31T08:15:33.718020+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Lumentum files 8-K/A to amend Q4 earnings release with minor clarifications; financial results unchanged

## Summary
- Amendment adds "GAAP"/"Non-GAAP" labels to gross and operating margin lines in the earnings table.
- Amendment removes references to cash generation from non-GAAP financial measures section.
- All previously reported Q4 FY2024 and full-year FY2024 financial results remain unchanged.
- No changes to any other disclosures, guidance, or financial data from the August 14 press release.

## SEC filing metadata
- accession: 0001628280-24-037938
- form_type: 8-K/A
- ticker: LITE
- cik: 0001633978
- company_name: Lumentum Holdings Inc.
- filed_at: 2024-08-21T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1633978/000162828024037938/0001628280-24-037938-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1633978/000162828024037938/lite-20240814.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-037938
- JSON: https://secwatch.observer/filing/0001628280-24-037938.json
- Plain text: https://secwatch.observer/filing/0001628280-24-037938.txt

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