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 |
|---|---|---|---|---|---|---|
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −300 | $358.39 | $108K | 5,499 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −854 | $359.65 | $307K | 4,645 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −373 | $360.54 | $134K | 4,272 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −200 | $361.87 | $72K | 4,072 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −620 | $363.40 | $225K | 3,452 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −1,580 | $364.55 | $576K | 1,872 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −1,200 | $365.49 | $439K | 672 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −300 | $366.32 | $110K | 372 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −100 | $367.61 | $37K | 272 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −200 | $370.05 | $74K | 72 |
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Option exercise · Stock Option (Right to Buy) 10b5-1 | −10,000 | 85,252 | ||
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Conversion · Class B Common Stock 10b5-1 | +10,000 | 96,075 | ||
| 2025-07-21 | Hacker Severin Chief Tech Officer, Co-Founder | Conversion · Class B Common Stock 10b5-1 | −10,000 | 86,075 | ||
| 2025-07-07 | Hacker Severin Chief Tech Officer, Co-Founder | Conversion 10b5-1 | +10,000 | $38.08 | $381K | 10,072 |
| 2025-07-07 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −200 | $386.91 | $77K | 9,872 |
| 2025-07-07 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −500 | $388.56 | $194K | 9,372 |
| 2025-07-07 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −1,741 | $390.83 | $680K | 7,631 |
| 2025-07-07 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −1,557 | $391.71 | $610K | 6,074 |
| 2025-07-07 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −2,000 | $392.76 | $786K | 4,074 |
| 2025-07-07 | Hacker Severin Chief Tech Officer, Co-Founder | Sale 10b5-1 | −1,400 | $393.78 | $551K | 2,674 |
Page 18 of 79 · 1,565 trades