CIK 0001562088 · Large accelerated filer
Duolingo, Inc.
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- DUOL
- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 453055872
- Phone
- (412) 347-6116
- Business address
- 5900 PENN AVE, SECOND FLOOR, PITTSBURGH, PA, 15206
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $39,697,514
- in 11 filings, $39.4M under 10b5-1 plans
Net −$39,697,514. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- von Ahn Luis −$34.1M President & CEO, Co-Founder sold 100% of stake
- GORDON WILLIAM B −$2.8M Director sold 26% of stake
- Chen Stephen C. −$2.0M General Counsel sold 24% of stake
- Glance Natalie −$567K Chief Engineering Officer sold 2% of stake
- Meese Robert −$175K Chief Business Officer sold <1% of stake
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-06-03 | Schlosser Mario Director | Grant or award | +2,001 | 4,122 | ||
| 2026-06-03 | Ross Bonnie Director | Grant or award | +2,001 | 3,345 | ||
| 2026-05-27 | Hacker Severin Chief Tech Officer, Co-Founder | Option exercise · Performance-Based Restricted Stock Units | −60,000 | 210,000 | ||
| 2026-05-27 | Hacker Severin Chief Tech Officer, Co-Founder | Option exercise · Class B Common Stock | +60,000 | 237,193 | ||
| 2026-05-27 | Hacker Severin Chief Tech Officer, Co-Founder | Shares withheld for taxes · Class B Common Stock | −31,920 | $107.82 | $3.4M | 205,273 |
| 2026-05-27 | von Ahn Luis President & CEO, Co-Founder | Option exercise · Performance-Based Restricted Stock Units | −120,000 | 420,000 | ||
| 2026-05-27 | von Ahn Luis President & CEO, Co-Founder | Option exercise · Class B Common Stock | +120,000 | 3,422,995 | ||
| 2026-05-27 | von Ahn Luis President & CEO, Co-Founder | Shares withheld for taxes · Class B Common Stock | −54,875 | $107.82 | $5.9M | 3,368,120 |
| 2026-05-18 | Chen Stephen C. General Counsel | Sale 10b5-1 | −1,277 | $113.27 | $145K | 53,507 |
| 2026-05-18 | Chen Stephen C. General Counsel | Sale 10b5-1 | −700 | $114.22 | $80K | 52,807 |
| 2026-05-18 | Glance Natalie Chief Engineering Officer | Sale 10b5-1 | −2,060 | $113.21 | $233K | 174,701 |
| 2026-05-18 | Glance Natalie Chief Engineering Officer | Sale 10b5-1 | −1,300 | $114.19 | $148K | 173,401 |
| 2026-05-15 | Chen Stephen C. General Counsel | Grant or award 10b5-1 | +24,411 | $112.06 | $2.7M | 55,604 |
| 2026-05-15 | Chen Stephen C. General Counsel | Sale 10b5-1 | −820 | $112.16 | $92K | 54,784 |
| 2026-05-15 | Glance Natalie Chief Engineering Officer | Grant or award 10b5-1 | +39,058 | $112.06 | $4.4M | 178,690 |
| 2026-05-15 | Glance Natalie Chief Engineering Officer | Sale 10b5-1 | −1,929 | $112.16 | $216K | 176,761 |
| 2026-05-15 | Meese Robert Chief Business Officer | Grant or award | +19,529 | $112.06 | $2.2M | 172,165 |
| 2026-05-15 | Meese Robert Chief Business Officer | Sale | −1,420 | $112.16 | $159K | 170,745 |
| 2026-05-12 | Chen Stephen C. General Counsel | Option exercise | +648 | $14.42 | $9K | 31,193 |
| 2026-05-12 | Chen Stephen C. General Counsel | Option exercise · Stock Option (Right to Buy) | −648 | 58 |
Page 5 of 79 · 1,565 trades