---
schema_version: "secwatch.filing_event.v1"
accession: "0000917273-24-000012"
form_type: "8-K"
ticker: "RMBS"
cik: "0000917273"
company_name: "RAMBUS INC"
filed_at: "2024-02-05T23:59:59+00:00"
generated_at: "2026-06-06T09:38:30.961339+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Rambus Q4 net income $58.5M, EPS $0.53; revenue at high end of guidance

## Summary
- GAAP rev $122.2M (flat YoY); net income $58.5M vs $15.9M; diluted EPS $0.53 vs $0.14.
- Product rev $53.7M (down 20% YoY) offset by royalty rev $52.4M (up 67% YoY).
- Generated $54.8M cash from ops in Q4; cash & securities $425.8M, up $50.3M QoQ.
- Launched industry's first Gen4 DDR5 RCD for server memory modules.
- Q1 2024 guidance: product rev $47-53M, licensing billings $59-65M, non-GAAP op ex $75-71M.

## SEC filing metadata
- accession: 0000917273-24-000012
- form_type: 8-K
- ticker: RMBS
- cik: 0000917273
- company_name: RAMBUS INC
- filed_at: 2024-02-05T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/917273/000091727324000012/0000917273-24-000012-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/917273/000091727324000012/rmbs-20240205.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000917273-24-000012
- JSON: https://secwatch.observer/filing/0000917273-24-000012.json
- Plain text: https://secwatch.observer/filing/0000917273-24-000012.txt

## Key facts
- Earnings Releases
  RAMBUS INC reported quarter ended December 31, 2023 results: EPS $0.53.
  - Period: quarter ended December 31, 2023
  - EPS: $0.53
  - Result: reported results
  source text: GAAP revenue for the fourth quarter wa s $122.2 million; licensing billings were $66.2 million , pr oduct revenue was $53.7 million, and contract and other revenue was $16.1 million.
  evidence_url: https://www.sec.gov/Archives/edgar/data/917273/000091727324000012/0000917273-24-000012-index.htm
- Earnings Releases
  RAMBUS INC reported quarter ended December 31, 2023 results: EPS $0.53.
  - Period: quarter ended December 31, 2023
  - EPS: $0.53
  - Result: reported results
  source text: The Company had GAAP diluted net income per share of $0.53.
  evidence_url: https://www.sec.gov/Archives/edgar/data/917273/000091727324000012/0000917273-24-000012-index.htm
- Earnings Releases
  RAMBUS INC updated its first quarter of 2024 guidance (reaffirmed).
  - Period: first quarter of 2024
  - Guidance: reaffirmed
  - Result: guidance update
  source text: The Company will discuss its full revenue guidance for the first quarter of 2024 during its upcoming conference call.
  evidence_url: https://www.sec.gov/Archives/edgar/data/917273/000091727324000012/0000917273-24-000012-index.htm

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