---
schema_version: "secwatch.filing_event.v1"
accession: "0001562088-21-000046"
form_type: "8-K"
ticker: "DUOL"
cik: "0001562088"
company_name: "Duolingo, Inc."
filed_at: "2021-11-22T23:59:59+00:00"
generated_at: "2026-06-28T06:06:52.249455+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Duolingo signs 13-year lease for 38,000 sq ft Pittsburgh office

## Summary
- Lease effective Nov 16, 2021; base rent ~$148K/month escalating 2% annually.
- First-year rent abatement of $1.4M reduces monthly rent to approximately $2,500.
- Landlord provides improvement allowance of up to ~$2.3M for build-out.
- Early termination option effective Apr 30, 2030 requires ~$2.9M fee and notice by Apr 30, 2029.

## SEC filing metadata
- accession: 0001562088-21-000046
- form_type: 8-K
- ticker: DUOL
- cik: 0001562088
- company_name: Duolingo, Inc.
- filed_at: 2021-11-22T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 1.01, 2.03
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1562088/000156208821000046/0001562088-21-000046-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1562088/000156208821000046/duol-20211116.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001562088-21-000046
- JSON: https://secwatch.observer/filing/0001562088-21-000046.json
- Plain text: https://secwatch.observer/filing/0001562088-21-000046.txt

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