StockCIK 1562088
Duolingo, Inc. (DUOL): Insider Trades and Fund Holdings
In the past 12 months, Duolingo, Inc. insiders reported 0 open-market purchases worth $0 and 11 sales worth $37.7M; 9 of the sales were reported as made under a 10b5-1 trading plan.
0Insider buys, 12 months
$0Bought by insiders, 12 months
$37.7MSold by insiders, 12 months
1Tracked funds holding
Recent insider trades
Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 9, 2026.
| Filed | Insider | Type | Value |
|---|---|---|---|
| Oct 9 | Von Ahn LuisCEO | ▼ SELL10b5-1 | $16.7M |
| Sep 28 | Von Ahn LuisCEO | ▼ SELL10b5-1 | $7.03M |
| Sep 23 | Von Ahn LuisCEO | ▼ SELL10b5-1 | $5.62M |
| Sep 23 | Von Ahn LuisCEO | ▼ SELL10b5-1 | $549K |
| Sep 18 | Von Ahn LuisCEO | ▼ SELL10b5-1 | $4.25M |
| Sep 15 | Stephen C. ChenGeneral Counsel | ▼ SELL10b5-1 | $1.21M |
| Sep 10 | William B. GordonDirector | ▼ SELL10b5-1 | $1.46M |
| Aug 19 | Natalie GlanceChief Engineering Officer | ▼ SELL10b5-1 | $355K |
| Aug 19 | Natalie GlanceChief Engineering Officer | ▼ SELL10b5-1 | $212K |
| Aug 19 | Robert MeeseChief Business Officer | ▼ SELL | $175K |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings
All 11 DUOL insider trades →Insiders who traded in the past year
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Von Ahn Luis | CEO | 0 | $0 | 5 | $34.1M |
| Stephen C. Chen | General Counsel | 0 | $0 | 2 | $1.34M |
| William B. Gordon | Director | 0 | $0 | 1 | $1.46M |
| Natalie Glance | Chief Engineering Officer | 0 | $0 | 2 | $567K |
| Robert Meese | Chief Business Officer | 0 | $0 | 1 | $175K |
Tracked funds that report DUOL
From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.
| Fund | Shares | Value | Change |
|---|---|---|---|
| Renaissance Technologies | 211,526 | $24.3M | ▼ −65.0% |
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings
Reading these numbers
Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →