---
schema_version: "secwatch.filing_event.v1"
accession: "0001562088-24-000048"
form_type: "8-K"
ticker: "DUOL"
cik: "0001562088"
company_name: "Duolingo, Inc."
filed_at: "2024-02-28T23:59:59+00:00"
generated_at: "2026-06-05T08:48:33.650829+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Duolingo Q4 revenue $151M (+45%), net income $12.1M; FY24 rev guidance $717.5-729.5M

## Summary
- Total bookings $191.0M (+51%), subscription bookings $157.8M (+57%), paid subs 6.6M (+57%).
- DAUs 26.9M (+65%), MAUs 88.4M (+46%); net income $12.1M vs loss $13.9M.
- Adjusted EBITDA $35.2M (23.3% margin) vs $5.2M (5.0%); FY23 Adj EBITDA $93.7M (17.6%).
- FY24 guidance: rev $717.5-729.5M, bookings $790-802M, Adj EBITDA margin 21.5-23.5%.
- Q1'24 DAU growth moderating to mid-50s% YoY from 65% in Q4'23 (per shareholder letter).

## SEC filing metadata
- accession: 0001562088-24-000048
- form_type: 8-K
- ticker: DUOL
- cik: 0001562088
- company_name: Duolingo, Inc.
- filed_at: 2024-02-28T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1562088/000156208824000048/0001562088-24-000048-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1562088/000156208824000048/duol-20240228.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001562088-24-000048
- JSON: https://secwatch.observer/filing/0001562088-24-000048.json
- Plain text: https://secwatch.observer/filing/0001562088-24-000048.txt

## Key facts
- Earnings Releases
  Duolingo, Inc. reported financial results for the fourth quarter and full year ended December 31, 2023.
  - Period: the fourth quarter and full year ended December 31, 2023
  - Result: reported results
  source text: On February 28, 2024, Duolingo, Inc. (the “Company”) issued a press release announcing the financial results of the Company for the three and twelve months ended December 31, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1562088/000156208824000048/0001562088-24-000048-index.htm

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