---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-073432"
form_type: "8-K"
ticker: "LYRA"
cik: "0001327273"
company_name: "Lyra Therapeutics, Inc."
filed_at: "2023-12-28T23:59:59+00:00"
generated_at: "2026-06-07T06:16:28.295212+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Lyra Therapeutics subleases ~23,704 sq ft lab/office in Waltham, MA

## Summary
- Sublease with RVAC Medicines for 23,704 sq ft at 880 Winter Street, Waltham, MA.
- Term expected to start Jan 1, 2024; expires Nov 30, 2032.
- Monthly base rent $150,125.33 (~$1.8M annual); 3% annual escalator; first two months rent-free.
- Requires $450,375.99 letter of credit as security deposit; also pays share of operating expenses, utilities, taxes.

## SEC filing metadata
- accession: 0000950170-23-073432
- form_type: 8-K
- ticker: LYRA
- cik: 0001327273
- company_name: Lyra Therapeutics, Inc.
- filed_at: 2023-12-28T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1327273/000095017023073432/0000950170-23-073432-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1327273/000095017023073432/lyra-20231221.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-073432
- JSON: https://secwatch.observer/filing/0000950170-23-073432.json
- Plain text: https://secwatch.observer/filing/0000950170-23-073432.txt

## Key facts
- Material Agreements
  Lyra Therapeutics, Inc. entered into Sublease with RVAC Medicines (US), Inc. valued at $1,801,503.96 (effective 2023-12-21).
  - Action: entry
  - Agreement: lease
  - Counterparty: RVAC Medicines (US), Inc.
  - Value: $1,801,503.96
  - Effective: 2023-12-21
  source text: On December 21, 2023, Lyra Therapeutics, Inc. (the “Company”) entered into a sublease agreement (the “Sublease”) with RVAC Medicines (US), Inc., a Delaware corporation (the “Sublessor”), for approximately 23,704 square feet of laboratory and office space at 880 Winter Street in Waltham, Massachusetts (the “Premises”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1327273/000095017023073432/0000950170-23-073432-index.htm

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