---
schema_version: "secwatch.filing_event.v1"
accession: "0001493594-25-000049"
form_type: "8-K"
ticker: "MTSI"
cik: "0001493594"
company_name: "MACOM Technology Solutions Holdings, Inc."
filed_at: "2025-11-06T23:59:59+00:00"
generated_at: "2026-05-16T23:37:56.684945+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# MACOM Q4 revenue up 30% YoY to $261.2M; adj. EPS $0.94; guides Q1 rev $265M-$273M

## Summary
- Q4 GAAP net income $45.1M ($0.59 diluted EPS) vs $29.4M ($0.39) a year ago.
- Q4 adjusted net income $71.4M ($0.94 diluted EPS) vs $54.2M ($0.73) prior year.
- FY 2025 revenue $967.3M (+32.6% YoY); GAAP net loss $54.2M includes $193.1M debt extinguishment charge.
- FY 2025 adjusted net income $263.4M ($3.47 diluted EPS) vs $188.2M ($2.56) prior year.
- Q1 FY2026 guidance: revenue $265M-$273M, adj. gross margin 56.5%-58.5%, adj. EPS $0.98-$1.02.

## SEC filing metadata
- accession: 0001493594-25-000049
- form_type: 8-K
- ticker: MTSI
- cik: 0001493594
- company_name: MACOM Technology Solutions Holdings, Inc.
- filed_at: 2025-11-06T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- 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/1493594/000149359425000049/0001493594-25-000049-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1493594/000149359425000049/mtsi-20251106.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493594-25-000049
- JSON: https://secwatch.observer/filing/0001493594-25-000049.json
- Plain text: https://secwatch.observer/filing/0001493594-25-000049.txt

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