---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-099166"
form_type: "8-K"
ticker: "RMBS"
cik: "0000917273"
company_name: "RAMBUS INC"
filed_at: "2025-07-28T23:59:59+00:00"
generated_at: "2026-05-18T00:43:29.033005+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Rambus Q2 revenue $172.2M beats expectations; record product revenue $81.3M (+43% YoY)

## Summary
- GAAP diluted EPS $0.53 vs $0.33 YoY; net income $57.9M.
- Record product revenue $81.3M (+43% YoY); licensing billings $66.4M.
- Record quarterly cash from operations $94.4M; cash & securities $594.8M.
- Q3 guidance: product revenue $87-93M; licensing billings $58-64M.
- CEO cites DDR5 memory chips and AI infrastructure as growth drivers.

## SEC filing metadata
- accession: 0000950170-25-099166
- form_type: 8-K
- ticker: RMBS
- cik: 0000917273
- company_name: RAMBUS INC
- filed_at: 2025-07-28T23:59:59+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/917273/000095017025099166/0000950170-25-099166-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/917273/000095017025099166/rmbs-20250728.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-099166
- JSON: https://secwatch.observer/filing/0000950170-25-099166.json
- Plain text: https://secwatch.observer/filing/0000950170-25-099166.txt

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