Insider Trades180 trades
| Date↓ | Side | Ticker↕ | Insider↕ | Role↕ | Shares↕ | Price↕ | Mkt Cap↕ | 52W High↕ | 52W Low↕ | Value↕ | % Chg↕ | Rule↕ | AI View↕ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 17, 2026 | Buy | DUOL | Stephen C. Chen | General Counsel | 58 | $14.42 | $6.2B | -71.40% | +52.29% | $836.36 | +0.11% | — | Buy Now |
| May 15, 2026 | Buy | DUOL | Robert Meese | Chief Business Officer | 20,949 | $112.07 | $6.2B | -71.40% | +52.29% | $2.3M | +5.58% | — | Buy Now |
| May 15, 2026 | Buy | DUOL | Stephen C. Chen | General Counsel | 27,208 | $112.18 | $6.2B | -71.40% | +52.29% | $3.1M | +11.08% | — | Buy Now |
| May 15, 2026 | Buy | DUOL | Natalie Glance | Chief Engineering Officer | 44,347 | $112.18 | $6.2B | -71.40% | +52.29% | $5.0M | +5.04% | — | Buy Now |
| May 12, 2026 | Buy | DUOL | Stephen C. Chen | General Counsel | 648 | $14.42 | $6.2B | -71.40% | +52.29% | $9.3K | +2.12% | — | Buy Now |
| May 11, 2026 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 50,000 | $105.15 | $6.2B | -71.40% | +52.29% | $5.3M | -1.49% | — | Buy Now |
| Mar 13, 2026 | Buy | DUOL | Robert Meese | Chief Business Officer | 30,000 | $19.17 | $6.2B | -71.40% | +52.29% | $575.0K | +7.85% | — | Buy Now |
| Feb 27, 2026 | Buy | DUOL | Natalie Glance | Chief Engineering Officer | 24,252 | $6.08 | $6.2B | -71.40% | +52.29% | $147.5K | +9.80% | — | Buy Now |
| Feb 17, 2026 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,000 | $110.06 | $6.2B | -71.40% | +52.29% | $110.1K | -0.81% | — | Buy Now |
| Feb 17, 2026 | Sell | DUOL | Stephen C. Chen | General Counsel | 2,797 | $112.24 | $6.2B | -71.40% | +52.29% | $313.9K | -1.76% | 10b5-1 | Buy Now |
| Feb 17, 2026 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 5,286 | $112.38 | $6.2B | -71.40% | +52.29% | $594.0K | -0.90% | 10b5-1 | Buy Now |
| Feb 17, 2026 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 5,856 | $112.42 | $6.2B | -71.40% | +52.29% | $658.3K | -3.39% | 10b5-1 | Buy Now |
| Dec 29, 2025 | Buy | DUOL | Stephen C. Chen | General Counsel | 1,800 | $14.42 | $6.2B | -71.40% | +52.29% | $26.0K | +5.58% | — | Buy Now |
| Dec 8, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 50,000 | $207.92 | $6.2B | -71.40% | +52.29% | $10.4M | -25.27% | — | Buy Now |
| Dec 5, 2025 | Buy | DUOL | Natalie Glance | Chief Engineering Officer | 9,500 | $5.00 | $6.2B | -71.40% | +52.29% | $47.5K | +7.72% | — | Buy Now |
| Nov 19, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $172.74 | $6.2B | -71.40% | +52.29% | $1.7M | -0.34% | 10b5-1 | Buy Now |
| Nov 17, 2025 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,444 | $177.95 | $6.2B | -71.40% | +52.29% | $257.0K | -1.15% | — | Buy Now |
| Nov 17, 2025 | Sell | DUOL | Stephen C. Chen | General Counsel | 2,796 | $176.82 | $6.2B | -71.40% | +52.29% | $494.4K | -1.70% | 10b5-1 | Buy Now |
| Nov 17, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 5,005 | $176.88 | $6.2B | -71.40% | +52.29% | $885.3K | -0.74% | 10b5-1 | Buy Now |
| Nov 17, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 5,858 | $176.81 | $6.2B | -71.40% | +52.29% | $1.0M | -2.45% | 10b5-1 | Buy Now |
| Nov 4, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $263.13 | $6.2B | -71.40% | +52.29% | $2.6M | -0.34% | 10b5-1 | Buy Now |
| Oct 20, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $314.72 | $6.2B | -71.40% | +52.29% | $3.1M | -0.34% | — | Buy Now |
| Oct 6, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $321.63 | $6.2B | -71.40% | +52.29% | $3.2M | -0.34% | 10b5-1 | Buy Now |
| Oct 1, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 3,283 | $312.30 | $6.2B | -71.40% | +52.29% | $1.0M | -0.31% | 10b5-1 | Buy Now |
| Sep 19, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $288.94 | $6.2B | -71.40% | +52.29% | $2.9M | -0.34% | 10b5-1 | Buy Now |
| Sep 18, 2025 | Buy | DUOL | Stephen C. Chen | General Counsel | 1,700 | $14.42 | $6.2B | -71.40% | +52.29% | $24.5K | +4.84% | — | Buy Now |
| Sep 11, 2025 | Buy | DUOL | Robert Meese | Chief Business Officer | 5,000 | $8.15 | $6.2B | -71.40% | +52.29% | $40.8K | +4.02% | — | Buy Now |
| Sep 5, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $268.55 | $6.2B | -71.40% | +52.29% | $2.7M | -0.34% | 10b5-1 | Buy Now |
| Aug 26, 2025 | Sell | DUOL | Stephen C. Chen | General Counsel | 1,515 | $321.36 | $6.2B | -71.40% | +52.29% | $486.9K | -4.44% | 10b5-1 | Buy Now |
| Aug 26, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 12,315 | $283.49 | $6.2B | -71.40% | +52.29% | $3.5M | -1.73% | 10b5-1 | Buy Now |
| Aug 20, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $338.88 | $6.2B | -71.40% | +52.29% | $3.4M | -0.35% | — | Buy Now |
| Aug 19, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $344.56 | $6.2B | -71.40% | +52.29% | $3.4M | -0.34% | 10b5-1 | Buy Now |
| Aug 18, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 2,658 | $341.27 | $6.2B | -71.40% | +52.29% | $907.1K | -0.37% | 10b5-1 | Buy Now |
| Aug 15, 2025 | Sell | DUOL | Stephen C. Chen | General Counsel | 750 | $326.93 | $6.2B | -71.40% | +52.29% | $245.2K | -2.07% | — | Buy Now |
| Aug 15, 2025 | Sell | DUOL | Stephen C. Chen | General Counsel | 1,282 | $329.03 | $6.2B | -71.40% | +52.29% | $421.8K | -3.62% | — | Buy Now |
| Aug 15, 2025 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,444 | $329.03 | $6.2B | -71.40% | +52.29% | $475.1K | -1.19% | — | Buy Now |
| Aug 15, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 2,533 | $329.03 | $6.2B | -71.40% | +52.29% | $833.4K | -2.03% | — | Buy Now |
| Aug 15, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 2,797 | $329.03 | $6.2B | -71.40% | +52.29% | $920.3K | -5.02% | — | Buy Now |
| Aug 14, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 2,522 | $329.88 | $6.2B | -71.40% | +52.29% | $832.0K | -4.33% | — | Buy Now |
| Aug 12, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 2,300 | $322.93 | $6.2B | -71.40% | +52.29% | $742.7K | -1.81% | — | Buy Now |
| Aug 5, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $344.41 | $6.2B | -71.40% | +52.29% | $3.4M | -0.34% | 10b5-1 | Buy Now |
| Jul 21, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $360.33 | $6.2B | -71.40% | +52.29% | $3.6M | -0.34% | 10b5-1 | Buy Now |
| Jul 7, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $392.89 | $6.2B | -71.40% | +52.29% | $3.9M | -0.34% | 10b5-1 | Buy Now |
| Jul 1, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 2,709 | $402.58 | $6.2B | -71.40% | +52.29% | $1.1M | -0.19% | 10b5-1 | Buy Now |
| Jun 20, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $471.20 | $6.2B | -71.40% | +52.29% | $4.7M | -0.34% | 10b5-1 | Buy Now |
| Jun 6, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 60,000 | $512.95 | $6.2B | -71.40% | +52.29% | $30.8M | -41.07% | — | Buy Now |
| Jun 5, 2025 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 5,000 | $522.99 | $6.2B | -71.40% | +52.29% | $2.6M | -0.16% | — | Buy Now |
| Jun 5, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $525.10 | $6.2B | -71.40% | +52.29% | $5.3M | -0.33% | 10b5-1 | Buy Now |
| May 19, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $524.70 | $6.2B | -71.40% | +52.29% | $5.2M | -0.33% | 10b5-1 | Buy Now |
| May 16, 2025 | Sell | DUOL | Stephen C. Chen | General Counsel | 2,635 | $526.94 | $6.2B | -71.40% | +52.29% | $1.4M | -1.18% | 10b5-1 | Buy Now |
| May 16, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 3,267 | $528.37 | $6.2B | -71.40% | +52.29% | $1.7M | -0.41% | 10b5-1 | Buy Now |
| May 16, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 3,573 | $528.35 | $6.2B | -71.40% | +52.29% | $1.9M | -0.99% | 10b5-1 | Buy Now |
| May 15, 2025 | Sell | DUOL | Stephen C. Chen | General Counsel | 1,257 | $531.71 | $6.2B | -71.40% | +52.29% | $668.4K | -3.14% | — | Buy Now |
| May 15, 2025 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,635 | $531.71 | $6.2B | -71.40% | +52.29% | $869.3K | -1.33% | — | Buy Now |
| May 15, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 3,039 | $531.71 | $6.2B | -71.40% | +52.29% | $1.6M | -2.24% | — | Buy Now |
| May 15, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 3,304 | $531.71 | $6.2B | -71.40% | +52.29% | $1.8M | -5.08% | — | Buy Now |
| May 5, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $495.95 | $6.2B | -71.40% | +52.29% | $5.0M | -0.33% | 10b5-1 | Buy Now |
| Apr 29, 2025 | Sell | DUOL | Robert Meese | Chief Business Officer | 5,000 | $395.00 | $6.2B | -71.40% | +52.29% | $2.0M | -4.04% | 10b5-1 | Buy Now |
| Apr 23, 2025 | Sell | DUOL | Robert Meese | Chief Business Officer | 10,000 | $367.65 | $6.2B | -71.40% | +52.29% | $3.7M | -1.27% | 10b5-1 | Buy Now |
| Apr 21, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $314.36 | $6.2B | -71.40% | +52.29% | $3.1M | -0.33% | 10b5-1 | Buy Now |
| Apr 15, 2025 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 8,000 | $327.41 | $6.2B | -71.40% | +52.29% | $2.6M | -0.13% | 10b5-1 | Buy Now |
| Apr 7, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $292.43 | $6.2B | -71.40% | +52.29% | $2.9M | -0.33% | 10b5-1 | Buy Now |
| Apr 1, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 3,482 | $319.59 | $6.2B | -71.40% | +52.29% | $1.1M | -0.21% | 10b5-1 | Buy Now |
| Mar 24, 2025 | Sell | DUOL | Robert Meese | Chief Business Officer | 5,351 | $320.02 | $6.2B | -71.40% | +52.29% | $1.7M | -3.85% | 10b5-1 | Buy Now |
| Mar 19, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $298.25 | $6.2B | -71.40% | +52.29% | $3.0M | -0.33% | 10b5-1 | Buy Now |
| Mar 17, 2025 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 8,000 | $293.80 | $6.2B | -71.40% | +52.29% | $2.4M | -0.13% | 10b5-1 | Buy Now |
| Mar 5, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 9,020 | $290.59 | $6.2B | -71.40% | +52.29% | $2.6M | -0.83% | 10b5-1 | Buy Now |
| Mar 5, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $290.54 | $6.2B | -71.40% | +52.29% | $2.9M | -0.33% | 10b5-1 | Buy Now |
| Feb 24, 2025 | Buy | DUOL | Natalie Glance | Chief Engineering Officer | 10,181 | $2.23 | $6.2B | -71.40% | +52.29% | $22.7K | +7.39% | — | Buy Now |
| Feb 19, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 3,591 | $433.01 | $6.2B | -71.40% | +52.29% | $1.6M | -1.02% | 10b5-1 | Buy Now |
| Feb 19, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $433.94 | $6.2B | -71.40% | +52.29% | $4.3M | -0.33% | 10b5-1 | Buy Now |
| Feb 18, 2025 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,272 | $435.28 | $6.2B | -71.40% | +52.29% | $553.7K | -0.91% | — | Buy Now |
| Feb 18, 2025 | Sell | DUOL | Stephen C. Chen | General Counsel | 2,064 | $435.12 | $6.2B | -71.40% | +52.29% | $898.1K | -2.86% | 10b5-1 | Buy Now |
| Feb 18, 2025 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 2,667 | $435.28 | $6.2B | -71.40% | +52.29% | $1.2M | -2.02% | — | Buy Now |
| Feb 18, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 3,284 | $435.28 | $6.2B | -71.40% | +52.29% | $1.4M | -5.19% | — | Buy Now |
| Feb 18, 2025 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 8,000 | $434.79 | $6.2B | -71.40% | +52.29% | $3.5M | -0.13% | 10b5-1 | Buy Now |
| Feb 6, 2025 | Buy | DUOL | Stephen C. Chen | General Counsel | 1,331 | $14.42 | $6.2B | -71.40% | +52.29% | $19.2K | +3.36% | — | Buy Now |
| Feb 5, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $391.46 | $6.2B | -71.40% | +52.29% | $3.9M | -0.33% | 10b5-1 | Buy Now |
| Jan 21, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $333.95 | $6.2B | -71.40% | +52.29% | $3.3M | -0.33% | 10b5-1 | Buy Now |
| Jan 15, 2025 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 8,000 | $321.00 | $6.2B | -71.40% | +52.29% | $2.6M | -0.13% | 10b5-1 | Buy Now |
| Jan 13, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 4,464 | $313.55 | $6.2B | -71.40% | +52.29% | $1.4M | -0.84% | — | Buy Now |
| Jan 6, 2025 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $336.23 | $6.2B | -71.40% | +52.29% | $3.4M | -0.33% | 10b5-1 | Buy Now |
| Jan 2, 2025 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 10,000 | $169.45 | $6.2B | -71.40% | +52.29% | $1.7M | +0.00% | 10b5-1 | Buy Now |
| Dec 19, 2024 | Buy | DUOL | Stephen C. Chen | General Counsel | 3,700 | $14.42 | $6.2B | -71.40% | +52.29% | $53.4K | +9.95% | — | Buy Now |
| Dec 19, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $336.82 | $6.2B | -71.40% | +52.29% | $3.4M | -0.33% | 10b5-1 | Buy Now |
| Dec 16, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 14,250 | $347.44 | $6.2B | -71.40% | +52.29% | $5.0M | -1.66% | 10b5-1 | Buy Now |
| Dec 13, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 43,826 | $338.75 | $6.2B | -71.40% | +52.29% | $14.8M | -1.39% | 10b5-1 | Buy Now |
| Dec 13, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 145,241 | $344.72 | $6.2B | -71.40% | +52.29% | $50.1M | -1.05% | 10b5-1 | Buy Now |
| Dec 12, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 41,521 | $340.29 | $6.2B | -71.40% | +52.29% | $14.1M | -1.32% | 10b5-1 | Buy Now |
| Dec 12, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 41,759 | $340.29 | $6.2B | -71.40% | +52.29% | $14.2M | -0.64% | 10b5-1 | Buy Now |
| Dec 11, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 188,901 | $339.54 | $6.2B | -71.40% | +52.29% | $64.1M | -2.96% | 10b5-1 | Buy Now |
| Dec 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $369.33 | $6.2B | -71.40% | +52.29% | $554.0K | -0.28% | 10b5-1 | Buy Now |
| Dec 2, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,098 | $180.30 | $6.2B | -71.40% | +52.29% | $2.9M | +0.00% | 10b5-1 | Buy Now |
| Nov 27, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 3,000 | $347.64 | $6.2B | -71.40% | +52.29% | $1.0M | -4.93% | — | Buy Now |
| Nov 18, 2024 | Sell | DUOL | Stephen C. Chen | General Counsel | 2,642 | $308.47 | $6.2B | -71.40% | +52.29% | $815.0K | -1.99% | 10b5-1 | Buy Now |
| Nov 18, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 3,591 | $308.88 | $6.2B | -71.40% | +52.29% | $1.1M | -0.86% | 10b5-1 | Buy Now |
| Nov 15, 2024 | Sell | DUOL | Stephen C. Chen | General Counsel | 1,249 | $309.30 | $6.2B | -71.40% | +52.29% | $386.3K | -3.51% | — | Buy Now |
| Nov 15, 2024 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,625 | $309.30 | $6.2B | -71.40% | +52.29% | $502.6K | -1.14% | — | Buy Now |
| Nov 15, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 3,021 | $309.30 | $6.2B | -71.40% | +52.29% | $934.4K | -2.21% | — | Buy Now |
| Nov 15, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 3,285 | $309.30 | $6.2B | -71.40% | +52.29% | $1.0M | -3.70% | — | Buy Now |
| Nov 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $313.36 | $6.2B | -71.40% | +52.29% | $470.0K | -0.16% | 10b5-1 | Buy Now |
| Nov 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 28,000 | $153.83 | $6.2B | -71.40% | +52.29% | $4.3M | +0.00% | 10b5-1 | Buy Now |
| Oct 7, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $280.91 | $6.2B | -71.40% | +52.29% | $421.4K | -1.07% | 10b5-1 | Buy Now |
| Oct 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 28,000 | $147.65 | $6.2B | -71.40% | +52.29% | $4.1M | +0.00% | 10b5-1 | Buy Now |
| Sep 25, 2024 | Sell | DUOL | Robert Meese | Chief Business Officer | 5,000 | $285.04 | $6.2B | -71.40% | +52.29% | $1.4M | -1.73% | 10b5-1 | Buy Now |
| Sep 20, 2024 | Sell | DUOL | Robert Meese | Chief Business Officer | 5,000 | $270.00 | $6.2B | -71.40% | +52.29% | $1.4M | -3.29% | 10b5-1 | Buy Now |
| Sep 17, 2024 | Sell | DUOL | Robert Meese | Chief Business Officer | 9,819 | $247.65 | $6.2B | -71.40% | +52.29% | $2.4M | -3.08% | 10b5-1 | Buy Now |
| Sep 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $207.51 | $6.2B | -71.40% | +52.29% | $311.3K | -0.27% | 10b5-1 | Buy Now |
| Sep 3, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 28,000 | $110.93 | $6.2B | -71.40% | +52.29% | $3.1M | +0.00% | 10b5-1 | Buy Now |
| Aug 30, 2024 | Sell | DUOL | Stephen C. Chen | General Counsel | 26,846 | $157.35 | $6.2B | -71.40% | +52.29% | $4.2M | -3.48% | 10b5-1 | Buy Now |
| Aug 26, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 15,000 | $209.99 | $6.2B | -71.40% | +52.29% | $3.1M | -25.54% | — | Buy Now |
| Aug 21, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 31,591 | $121.81 | $6.2B | -71.40% | +52.29% | $3.8M | -0.42% | 10b5-1 | Buy Now |
| Aug 15, 2024 | Sell | DUOL | Stephen C. Chen | General Counsel | 1,249 | $199.50 | $6.2B | -71.40% | +52.29% | $249.2K | -2.55% | — | Buy Now |
| Aug 15, 2024 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,624 | $199.50 | $6.2B | -71.40% | +52.29% | $324.0K | -0.99% | — | Buy Now |
| Aug 15, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 3,022 | $199.50 | $6.2B | -71.40% | +52.29% | $602.9K | -2.09% | — | Buy Now |
| Aug 15, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 3,284 | $199.50 | $6.2B | -71.40% | +52.29% | $655.2K | -3.43% | — | Buy Now |
| Aug 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $161.78 | $6.2B | -71.40% | +52.29% | $242.7K | -1.03% | 10b5-1 | Buy Now |
| Aug 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $90.46 | $6.2B | -71.40% | +52.29% | $1.4M | +0.00% | 10b5-1 | Buy Now |
| Aug 1, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $166.49 | $6.2B | -71.40% | +52.29% | $1.7M | -12.64% | 10b5-1 | Buy Now |
| Jul 8, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $196.24 | $6.2B | -71.40% | +52.29% | $294.4K | -0.20% | 10b5-1 | Buy Now |
| Jul 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $106.50 | $6.2B | -71.40% | +52.29% | $1.7M | +0.00% | 10b5-1 | Buy Now |
| Jul 1, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $198.61 | $6.2B | -71.40% | +52.29% | $2.0M | -12.80% | 10b5-1 | Buy Now |
| Jun 28, 2024 | Buy | DUOL | Stephen C. Chen | General Counsel | 6,715 | $14.42 | $6.2B | -71.40% | +52.29% | $96.8K | +11.42% | — | Buy Now |
| Jun 28, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 1,000 | $215.00 | $6.2B | -71.40% | +52.29% | $215.0K | -0.03% | 10b5-1 | Buy Now |
| Jun 12, 2024 | Buy | DUOL | Matthew Skaruppa | Chief Financial Officer | 9,022 | $14.42 | $6.2B | -71.40% | +52.29% | $130.1K | +5.21% | — | Buy Now |
| Jun 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $193.53 | $6.2B | -71.40% | +52.29% | $290.3K | -0.25% | 10b5-1 | Buy Now |
| Jun 3, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $105.41 | $6.2B | -71.40% | +52.29% | $1.7M | +0.00% | 10b5-1 | Buy Now |
| Jun 3, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $196.39 | $6.2B | -71.40% | +52.29% | $2.0M | -11.13% | 10b5-1 | Buy Now |
| May 20, 2024 | Buy | DUOL | Natalie Glance | Chief Engineering Officer | 10,000 | $2.23 | $6.2B | -71.40% | +52.29% | $22.3K | +6.36% | — | Buy Now |
| May 17, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 2,698 | $177.29 | $6.2B | -71.40% | +52.29% | $478.3K | -1.02% | 10b5-1 | Buy Now |
| May 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $247.82 | $6.2B | -71.40% | +52.29% | $371.7K | -0.24% | 10b5-1 | Buy Now |
| May 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $118.94 | $6.2B | -71.40% | +52.29% | $1.9M | +0.00% | 10b5-1 | Buy Now |
| May 1, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $223.47 | $6.2B | -71.40% | +52.29% | $2.2M | -11.02% | 10b5-1 | Buy Now |
| May 1, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 12,000 | $223.51 | $6.2B | -71.40% | +52.29% | $2.7M | -0.19% | 10b5-1 | Buy Now |
| Apr 8, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $215.35 | $6.2B | -71.40% | +52.29% | $323.0K | -1.19% | 10b5-1 | Buy Now |
| Apr 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $116.41 | $6.2B | -71.40% | +52.29% | $1.9M | +0.00% | 10b5-1 | Buy Now |
| Apr 1, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $218.42 | $6.2B | -71.40% | +52.29% | $2.2M | -14.03% | 10b5-1 | Buy Now |
| Apr 1, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 12,000 | $218.40 | $6.2B | -71.40% | +52.29% | $2.6M | -0.19% | 10b5-1 | Buy Now |
| Mar 13, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $225.57 | $6.2B | -71.40% | +52.29% | $2.3M | -18.61% | — | Buy Now |
| Mar 11, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 22,023 | $220.26 | $6.2B | -71.40% | +52.29% | $4.9M | -0.34% | 10b5-1 | Buy Now |
| Mar 7, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 18,104 | $215.45 | $6.2B | -71.40% | +52.29% | $3.9M | -0.14% | 10b5-1 | Buy Now |
| Mar 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $215.07 | $6.2B | -71.40% | +52.29% | $322.6K | -1.18% | 10b5-1 | Buy Now |
| Mar 5, 2024 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 15,873 | $209.38 | $6.2B | -71.40% | +52.29% | $3.3M | -0.12% | 10b5-1 | Buy Now |
| Mar 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $124.80 | $6.2B | -71.40% | +52.29% | $2.0M | +0.00% | 10b5-1 | Buy Now |
| Mar 1, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $235.13 | $6.2B | -71.40% | +52.29% | $2.4M | -12.25% | 10b5-1 | Buy Now |
| Feb 20, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 2,698 | $179.51 | $6.2B | -71.40% | +52.29% | $484.3K | -4.01% | 10b5-1 | Buy Now |
| Feb 9, 2024 | Sell | DUOL | Stephen C. Chen | General Counsel | 4,000 | $102.21 | $6.2B | -71.40% | +52.29% | $408.8K | +0.00% | 10b5-1 | Buy Now |
| Feb 6, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 1,500 | $180.07 | $6.2B | -71.40% | +52.29% | $270.1K | -0.29% | 10b5-1 | Buy Now |
| Feb 1, 2024 | Buy | DUOL | Natalie Glance | Chief Engineering Officer | 9,500 | $2.23 | $6.2B | -71.40% | +52.29% | $21.2K | +6.35% | — | Buy Now |
| Feb 1, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $96.54 | $6.2B | -71.40% | +52.29% | $1.5M | +0.00% | 10b5-1 | Buy Now |
| Feb 1, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $178.62 | $6.2B | -71.40% | +52.29% | $1.8M | -12.12% | 10b5-1 | Buy Now |
| Jan 11, 2024 | Buy | DUOL | Matthew Skaruppa | Chief Financial Officer | 4,464 | $14.42 | $6.2B | -71.40% | +52.29% | $64.4K | +2.22% | — | Buy Now |
| Jan 8, 2024 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 43,500 | $210.33 | $6.2B | -71.40% | +52.29% | $9.1M | -2.94% | 10b5-1 | Buy Now |
| Jan 4, 2024 | Sell | DUOL | Stephen C. Chen | General Counsel | 36,000 | $110.64 | $6.2B | -71.40% | +52.29% | $4.0M | +0.00% | 10b5-1 | Buy Now |
| Jan 2, 2024 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $114.33 | $6.2B | -71.40% | +52.29% | $1.8M | +0.00% | 10b5-1 | Buy Now |
| Jan 2, 2024 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $214.25 | $6.2B | -71.40% | +52.29% | $2.1M | -11.03% | 10b5-1 | Buy Now |
| Dec 15, 2023 | Buy | DUOL | Matthew Skaruppa | Chief Financial Officer | 14,250 | $14.42 | $6.2B | -71.40% | +52.29% | $205.5K | +7.16% | — | Buy Now |
| Dec 11, 2023 | Sell | DUOL | Robert Meese | Chief Business Officer | 35,000 | $216.10 | $6.2B | -71.40% | +52.29% | $7.6M | -3.33% | 10b5-1 | Buy Now |
| Dec 1, 2023 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $113.68 | $6.2B | -71.40% | +52.29% | $1.8M | +0.00% | 10b5-1 | Buy Now |
| Dec 1, 2023 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $212.87 | $6.2B | -71.40% | +52.29% | $2.1M | -10.84% | 10b5-1 | Buy Now |
| Nov 17, 2023 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 2,698 | $211.77 | $6.2B | -71.40% | +52.29% | $571.4K | -1.71% | 10b5-1 | Buy Now |
| Nov 15, 2023 | Sell | DUOL | Stephen C. Chen | General Counsel | 988 | $209.78 | $6.2B | -71.40% | +52.29% | $207.3K | -2.74% | — | Buy Now |
| Nov 15, 2023 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,545 | $209.78 | $6.2B | -71.40% | +52.29% | $324.1K | -0.80% | — | Buy Now |
| Nov 15, 2023 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 2,469 | $209.78 | $6.2B | -71.40% | +52.29% | $517.9K | -4.40% | — | Buy Now |
| Nov 15, 2023 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 2,476 | $209.78 | $6.2B | -71.40% | +52.29% | $519.4K | -1.48% | — | Buy Now |
| Nov 9, 2023 | Sell | DUOL | Ahn Luis Von | President & CEO, Co-Founder | 1,000 | $200.00 | $6.2B | -71.40% | +52.29% | $200.0K | -0.03% | 10b5-1 | Buy Now |
| Nov 1, 2023 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $80.50 | $6.2B | -71.40% | +52.29% | $1.3M | +0.00% | 10b5-1 | Buy Now |
| Nov 1, 2023 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $146.57 | $6.2B | -71.40% | +52.29% | $1.5M | -13.61% | 10b5-1 | Buy Now |
| Oct 30, 2023 | Buy | DUOL | Natalie Glance | Chief Engineering Officer | 15,000 | $2.23 | $6.2B | -71.40% | +52.29% | $33.5K | +7.89% | — | Buy Now |
| Oct 2, 2023 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 16,000 | $89.84 | $6.2B | -71.40% | +52.29% | $1.4M | +0.00% | 10b5-1 | Buy Now |
| Oct 2, 2023 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $165.26 | $6.2B | -71.40% | +52.29% | $1.7M | -14.61% | 10b5-1 | Buy Now |
| Sep 29, 2023 | Sell | DUOL | Robert Meese | Chief Business Officer | 5,000 | $170.13 | $6.2B | -71.40% | +52.29% | $850.6K | -2.51% | 10b5-1 | Buy Now |
| Sep 15, 2023 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 3,000 | $159.53 | $6.2B | -71.40% | +52.29% | $478.6K | -0.10% | — | Buy Now |
| Sep 8, 2023 | Sell | DUOL | Stephen C. Chen | General Counsel | 28,334 | $87.34 | $6.2B | -71.40% | +52.29% | $2.5M | +0.00% | 10b5-1 | Buy Now |
| Sep 8, 2023 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 27,853 | $95.65 | $6.2B | -71.40% | +52.29% | $2.7M | -0.68% | 10b5-1 | Buy Now |
| Sep 1, 2023 | Sell | DUOL | Severin Hacker | Chief Tech Officer, Co-Founder | 10,000 | $148.80 | $6.2B | -71.40% | +52.29% | $1.5M | -12.71% | — | Buy Now |
| Aug 15, 2023 | Sell | DUOL | Stephen C. Chen | General Counsel | 988 | $132.44 | $6.2B | -71.40% | +52.29% | $130.9K | -2.67% | — | Buy Now |
| Aug 15, 2023 | Sell | DUOL | Robert Meese | Chief Business Officer | 1,084 | $132.44 | $6.2B | -71.40% | +52.29% | $143.6K | -0.54% | — | Buy Now |
| Aug 15, 2023 | Sell | DUOL | Matthew Skaruppa | Chief Financial Officer | 2,467 | $132.44 | $6.2B | -71.40% | +52.29% | $326.7K | -3.95% | — | Buy Now |
| Aug 15, 2023 | Sell | DUOL | Natalie Glance | Chief Engineering Officer | 2,475 | $132.44 | $6.2B | -71.40% | +52.29% | $327.8K | -1.60% | — | Buy Now |