---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-044677"
form_type: "8-K"
ticker: "RMBS"
cik: "0000917273"
company_name: "RAMBUS INC"
filed_at: "2026-02-10T23:59:59+00:00"
generated_at: "2026-05-16T03:46:51.860862+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Rambus CFO Desmond Lynch resigns effective Feb 27; John Allen interim CFO; Q1 guidance reaffirmed

## Summary
- CFO Desmond Lynch resigns effective Feb 27, 2026 to pursue another opportunity; no disagreement with company.
- John Allen appointed VP, Interim CFO; continues as Chief Accounting Officer.
- Company begins formal search for a permanent CFO.
- Rambus reaffirms previously issued Q1 FY2026 guidance.
- Allen's current base salary is $383,985 with target bonus of $153,594.

## SEC filing metadata
- accession: 0001193125-26-044677
- form_type: 8-K
- ticker: RMBS
- cik: 0000917273
- company_name: RAMBUS INC
- filed_at: 2026-02-10T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/917273/000119312526044677/0001193125-26-044677-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/917273/000119312526044677/d761424d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-044677
- JSON: https://secwatch.observer/filing/0001193125-26-044677.json
- Plain text: https://secwatch.observer/filing/0001193125-26-044677.txt

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