---
schema_version: "secwatch.filing_event.v1"
accession: "0001562088-24-000172"
form_type: "8-K"
ticker: "DUOL"
cik: "0001562088"
company_name: "Duolingo, Inc."
filed_at: "2024-06-21T23:59:59+00:00"
generated_at: "2026-06-01T02:50:29.253819+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Duolingo appoints Mario Schlosser to board, replacing Laela Sturdy

## Summary
- Appointed as Class I director effective July 1, 2024; term expires at 2025 annual meeting.
- Receives $35k annual cash retainer, prorated for 2024; initial RSU award of $360k vesting over 3 years.
- Also eligible for annual RSU award of $180k, vesting on first anniversary or before next annual meeting.
- Expected to enter standard indemnification agreement with Duolingo.

## SEC filing metadata
- accession: 0001562088-24-000172
- form_type: 8-K
- ticker: DUOL
- cik: 0001562088
- company_name: Duolingo, Inc.
- filed_at: 2024-06-21T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/0001562088-24-000172-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/duol-20240614.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001562088-24-000172
- JSON: https://secwatch.observer/filing/0001562088-24-000172.json
- Plain text: https://secwatch.observer/filing/0001562088-24-000172.txt

## Key facts
- Executive change
  Laela Sturdy departed as Class I director at Duolingo, Inc..
  - Action: departed
  - Role: Class I director
  source text: the vacancy created from Ms. Laela Sturdy’s departure
  evidence_url: https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/0001562088-24-000172-index.htm
- Executive change
  Mario Schlosser was appointed as Class I director at Duolingo, Inc..
  - Action: appointed
  - Role: Class I director
  source text: On June 14, 2024, the Board of Directors (the “Board”) of Duolingo, Inc. (the “Company”) appointed Mario Schlosser to serve as a Class I director on the Company’s Board to fill the vacancy created from Ms. Laela Sturdy’s departure, effective as of July 1, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1562088/000156208824000172/0001562088-24-000172-index.htm

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