Duolingo, Inc. Class A Common Stock

DUOL US26603R1068

💰
Capitalization
Large-cap

Duolingo Inc is a technology company that develops mobile learning platform to learn languages and is the top-grossing app in the Education category on both Google Play and the Apple App Store. Its products are powered by sophisticated data analytics and artificial intelligence and delivered with class art, animation, and design to make it easier for learners to stay motivated master new material, and achieve their learning goals. Its solutions include The Duolingo Language Learning App, Super Duolingo, Duolingo English Test: AI-Driven Language Assessment, Duolingo For Schools, Duolingo ABC, and Duolingo Math. It has three predominant sources of revenue; time-based subscriptions, in-app advertising placement by third parties, and the Duolingo English Test.

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Website
https://www.duolingo.com
Annual Performance 1
2021 2022 2023 2024 2025
-24% -32% 220% 51% 0%
Annual Insiders Turnover, USD 2

1 annual and historical performance metrics are recalculated on a daily basis;
2 represents the total value of insider transactions (both buying and selling);

Insider Activity
📊
Transactions
909
🙍
Insiders
11
Person Price Shares Total Published Completed
Hacker Severin
CTO 		320.33
USD 		1,803
Sold 		577,560
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		325.22
USD 		500
Sold 		162,612
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		319.56
USD 		1,599
Sold 		510,972
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		326.50
USD 		600
Sold 		195,897
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		327.44
USD 		1,300
Sold 		425,675
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		324.10
USD 		300
Sold 		97,231
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		322.62
USD 		109
Sold 		35,166
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		317.31
USD 		500
Sold 		158,653
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		328.76
USD 		200
Sold 		65,751
USD 		06/10/2025 06/10/2025
Hacker Severin
CTO 		321.39
USD 		1,173
Sold 		376,991
USD 		06/10/2025 06/10/2025

Integrated EOD Stock Data and Insider Transactions Chart

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The visibility of insider buy and sell transactions on this chart should not be the sole factor in your decision to buy or sell a particular stock. Always consider the following dynamic reports for a broader understanding of stock market activities:

 

Historical Performance
1M 3M 6M 1Y 3Y 5Y All Time
16% 90% 38% 132% 0% 0% 134%
Last 52W Low 52W High All-Time Low All-Time High β
320.31 271.18 540.68 63.00 540.68
Company Insiders
Person / Entity Transactions Turnover, USD Average, USD First Last
Hacker Severin 397 203,602,148.17 512,851.76 01/11/2023 06/10/2025
Von Ahn Luis 119 95,167,898.92 799,730.24 09/11/2023 15/04/2025
Skaruppa Matthew 187 61,881,800.89 330,918.72 01/11/2023 26/08/2025
Durable Capital Partners Lp 2 35,046,370.00 17,523,185.00 09/11/2023 09/11/2023
Glance Natalie 112 30,512,983.58 272,437.35 15/11/2023 01/10/2025
Meese Robert 26 24,052,549.45 925,098.06 15/11/2023 15/08/2025
Chen Stephen C. 43 17,282,797.58 401,925.53 15/11/2023 26/08/2025
Shelton James H 9 8,227,230.38 914,136.71 01/02/2024 13/06/2025
Bohutinsky Amy 11 3,032,133.67 275,648.52 05/03/2024 05/03/2024
Clemens Sara 2 2,002,856.60 1,001,428.30 14/06/2024 14/06/2024
Munson Gillian 1 1,550,000.00 1,550,000.00 20/03/2025 20/03/2025

Insiders marked in yellow represent long-term insiders. These are individuals who have engaged in transactions for over 3 years and have conducted at least 10 transactions or reached a cumulative turnover of $1M USD. When examining transaction clusters, we prioritize those conducted by long-term insiders for analysis.

Stock Advanced Metrics
Delta Correlation subscribe 🔒
Upper Bound of Standardized Transaction Amount (ubsta), USD 4 subscribe 🔒

4 represents the maximum expected transaction amount for a company's insiders, calculated based on historical data. It provides insight into the typical range of insider transaction amounts and helps in identifying unusually large transactions.

5 a proprietary metric reflecting the consistency of insider trading behavior within a company. A higher discipline index suggests more regular and predictable insider transactions.