---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-160421"
form_type: "8-K"
ticker: "LYRA"
cik: "0001327273"
company_name: "Lyra Therapeutics, Inc."
filed_at: "2026-04-17T23:59:59+00:00"
generated_at: "2026-05-15T05:27:59.639554+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Lyra Therapeutics terminates Waltham sublease; pays $2.1M termination fee

## Summary
- Termination of sublease for 23,704 sq ft at 880 Winter Street, Waltham, MA, effective March 31, 2026.
- Company pays $2,100,000 termination payment; rent obligations ceased January 31, 2026.
- Upon surrender and payment, RVAC Medicines will release $600,501 letter of credit security deposit.
- Sublease originally dated December 21, 2023; premises must be surrendered by May 31, 2026.

## SEC filing metadata
- accession: 0001193125-26-160421
- form_type: 8-K
- ticker: LYRA
- cik: 0001327273
- company_name: Lyra Therapeutics, Inc.
- filed_at: 2026-04-17T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- confidence: high
- sec_items: 1.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1327273/000119312526160421/0001193125-26-160421-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1327273/000119312526160421/d121976d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-160421
- JSON: https://secwatch.observer/filing/0001193125-26-160421.json
- Plain text: https://secwatch.observer/filing/0001193125-26-160421.txt

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