Duolingo, Inc. insider trading
DUOL$144.27-2.30 (-1.57%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (-53.9%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- LvLuis von Ahn7.199%
- SHSeverin Hacker6.5025%
- RMRobert Meese0.4283%
- NGNatalie Glance0.419%
- GMGillian Munson0.3409%
- WBWilliam B. Gordon0.1694%
- SCStephen C. Chen0.1084%
- MSMatthew Skaruppa0.0783%
- JHJames H. Shelton0.0291%
- JOJohn Osborne Lilly III0.0223%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| DUOL | Luis von Ahn | Open market sell$137K | 0.0% | $152.29 | $137K | Sep 24, 2026 | Sep 28, 2026 |
| DUOL | Luis von Ahn | Open market sell$1.06M | -0.2% | $151.42 | $1.06M | Sep 24, 2026 | Sep 28, 2026 |
| DUOL | Luis von Ahn | Open market sell$5.83M | -1.1% | $150.45 | $5.83M | Sep 24, 2026 | Sep 28, 2026 |
| DUOL | Luis von Ahn | Open market sell$519K | -0.1% | $152.02 | $519K | Sep 22, 2026 | Sep 23, 2026 |
| DUOL | Luis von Ahn | Open market sell$30K | 0.0% | $150.00 | $30K | Sep 22, 2026 | Sep 23, 2026 |
| DUOL | Luis von Ahn | Open market sell$621K | -0.1% | $151.07 | $621K | Sep 21, 2026 | Sep 23, 2026 |
| DUOL | Luis von Ahn | Open market sell$5M | -1.0% | $150.46 | $5M | Sep 21, 2026 | Sep 23, 2026 |
| DUOL | Luis von Ahn | Open market sell$155K | 0.0% | $151.54 | $155K | Sep 16, 2026 | Sep 18, 2026 |
| DUOL | Luis von Ahn | Open market sell$4.1M | -0.8% | $150.17 | $4.1M | Sep 16, 2026 | Sep 18, 2026 |
| DUOL | Stephen C. Chen | Open market sell$895K | -12.0% | $150.00 | $895K | Sep 14, 2026 | Sep 15, 2026 |
| DUOL | Stephen C. Chen | Open market sell$311K | -4.1% | $147.43 | $311K | Sep 14, 2026 | Sep 15, 2026 |
| DUOL | William B. Gordon | Open market sell$15.2K | -0.2% | $151.64 | $15.2K | Sep 8, 2026 | Sep 10, 2026 |
| DUOL | William B. Gordon | Open market sell$29.7K | -0.3% | $148.68 | $29.7K | Sep 8, 2026 | Sep 10, 2026 |
| DUOL | William B. Gordon | Open market sell$392K | -3.8% | $146.58 | $392K | Sep 8, 2026 | Sep 10, 2026 |
| DUOL | William B. Gordon | Open market sell$508K | -4.7% | $145.91 | $508K | Sep 8, 2026 | Sep 10, 2026 |
| DUOL | William B. Gordon | Open market sell$396K | -3.5% | $144.59 | $396K | Sep 8, 2026 | Sep 10, 2026 |
| DUOL | William B. Gordon | Open market sell$115K | -1.0% | $143.83 | $115K | Sep 8, 2026 | Sep 10, 2026 |
| DUOL | Natalie Glance | Open market sell$143K | -0.6% | $138.19 | $143K | Aug 18, 2026 | Aug 19, 2026 |
| DUOL | Natalie Glance | Open market sell$68.8K | -0.3% | $137.01 | $68.8K | Aug 18, 2026 | Aug 19, 2026 |
| DUOL | Natalie Glance | Open market sell$355K | -1.6% | $129.13 | $355K | Aug 17, 2026 | Aug 19, 2026 |
| DUOL | Robert Meese | Open market sell$175K | -0.8% | $129.13 | $175K | Aug 17, 2026 | Aug 19, 2026 |
| DUOL | Stephen C. Chen | Open market sell$132K | -1.9% | $129.13 | $132K | Aug 17, 2026 | Aug 19, 2026 |
| DUOL | Stephen C. Chen | Open market sell$80K | -1.3% | $114.22 | $80K | May 18, 2026 | May 19, 2026 |
| DUOL | Stephen C. Chen | Open market sell$145K | -2.3% | $113.27 | $145K | May 18, 2026 | May 19, 2026 |
| DUOL | Natalie Glance | Open market sell$148K | -0.7% | $114.19 | $148K | May 18, 2026 | May 19, 2026 |
| DUOL | Natalie Glance | Open market sell$233K | -1.2% | $113.21 | $233K | May 18, 2026 | May 19, 2026 |
| DUOL | Stephen C. Chen | Open market sell$92K | -1.5% | $112.16 | $92K | May 15, 2026 | May 19, 2026 |
| DUOL | Natalie Glance | Open market sell$216K | -1.1% | $112.16 | $216K | May 15, 2026 | May 19, 2026 |
| DUOL | Robert Meese | Open market sell$159K | -0.8% | $112.16 | $159K | May 15, 2026 | May 19, 2026 |
| DUOL | James H. Shelton | Open market purchase$499K | +107.9% | $99.76 | $499K | Mar 3, 2026 | Mar 4, 2026 |
| DUOL | Matthew Skaruppa | Open market sell$41.5K | -1.1% | $115.29 | $41.5K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Matthew Skaruppa | Open market sell$202K | -5.2% | $114.35 | $202K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Matthew Skaruppa | Open market sell$26.8K | -0.7% | $113.37 | $26.8K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Matthew Skaruppa | Open market sell$183K | -4.6% | $112.26 | $183K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Stephen C. Chen | Open market sell$9.24K | -0.3% | $115.47 | $9.24K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Stephen C. Chen | Open market sell$59.6K | -1.7% | $114.55 | $59.6K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Stephen C. Chen | Open market sell$54.7K | -1.5% | $113.95 | $54.7K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Stephen C. Chen | Open market sell$91.8K | -2.5% | $111.83 | $91.8K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Natalie Glance | Open market sell$41.5K | -0.3% | $115.29 | $41.5K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Natalie Glance | Open market sell$174K | -1.3% | $114.29 | $174K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Natalie Glance | Open market sell$18.8K | -0.1% | $113.55 | $18.8K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Natalie Glance | Open market sell$168K | -1.3% | $112.30 | $168K | Feb 18, 2026 | Feb 20, 2026 |
| DUOL | Robert Meese | Open market sell$110K | -0.8% | $110.06 | $110K | Feb 17, 2026 | Feb 20, 2026 |
| DUOL | Matthew Skaruppa | Open market sell$206K | -5.0% | $110.06 | $206K | Feb 17, 2026 | Feb 20, 2026 |
| DUOL | Stephen C. Chen | Open market sell$98.6K | -2.7% | $110.06 | $98.6K | Feb 17, 2026 | Feb 20, 2026 |
| DUOL | Natalie Glance | Open market sell$192K | -1.4% | $110.06 | $192K | Feb 17, 2026 | Feb 20, 2026 |
| DUOL | Severin Hacker | Open market sell$49.5K | 0.0% | $176.68 | $49.5K | Nov 19, 2025 | Nov 20, 2025 |
| DUOL | Severin Hacker | Open market sell$76.3K | 0.0% | $175.46 | $76.3K | Nov 19, 2025 | Nov 20, 2025 |
| DUOL | Severin Hacker | Open market sell$539K | -0.1% | $174.61 | $539K | Nov 19, 2025 | Nov 20, 2025 |
| DUOL | Severin Hacker | Open market sell$132K | 0.0% | $173.74 | $132K | Nov 19, 2025 | Nov 20, 2025 |