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11:14 PM | Tuesday | Oct 20, 2026 GlobeNewsWire

Duolingo, Inc. Notice of December 7, 2026 Application Deadline for Class Action Lawsuit - Contact Lewis Kahn, Esq. at Kahn Swick & Foti, LLC, Before Application Deadline

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6:46 PM | Tuesday | Oct 20, 2026 Zacks Investment Research

Duolingo, Inc. (DUOL) Stock Sinks As Market Gains: What You Should Know

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6:32 PM | Tuesday | Oct 20, 2026 GlobeNewsWire

ROSEN, TRUSTED INVESTOR COUNSEL, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

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4:36 PM | Tuesday | Oct 20, 2026 Newsfile Corp

ROSEN, A TOP-RANKED INVESTOR RIGHTS FIRM, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

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4:01 PM | Tuesday | Oct 20, 2026 GlobeNewsWire

INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Duolingo, Inc. of Class Action Lawsuit and Upcoming Deadlines – DUOL

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3:15 PM | Tuesday | Oct 20, 2026 GlobeNewsWire

INVESTOR ALERT: Duolingo, Inc. (DUOL) Investors with Substantial Losses Have Opportunity to Lead Class Action Lawsuit – Contact KTMC

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2:30 PM | Tuesday | Oct 20, 2026 PRNewsWire

What's Next for Duolingo, Inc. Shareholders After 25.49% Stock Drop? Glancy Prongay Wolke & Rotter LLP Explains Securities Fraud Class Action Lead Plaintiff Deadline

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10:32 AM | Tuesday | Oct 20, 2026 GlobeNewsWire

DUOL Investors Have Opportunity to Lead Duolingo, Inc. Securities Fraud Lawsuit with SBS Law

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10:17 AM | Tuesday | Oct 20, 2026 GlobeNewsWire

DUOL DEADLINE: SueWallSt Reminds Duolingo, Inc. Investors of Upcoming Securities Class Action Deadline

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9:23 AM | Tuesday | Oct 20, 2026 Newsfile Corp

DUOL CLASS ACTION NOTICE: Faruqi & Faruqi, LLP Reminds Duolingo Investors of Securities Class Action Lawsuit Deadline on December 7, 2026

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5:05 AM | Tuesday | Oct 20, 2026 Newsfile Corp

Kaplan Fox Reminds Investors of a Securities Class Action Against Duolingo, Inc. (DUOL) - Deadline is December 7, 2026

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10:32 AM | Tuesday | Oct 20, 2026 GlobeNewsWire

DUOL Investors Have Opportunity to Lead Duolingo, Inc. Securities Fraud Lawsuit with SBS Law

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10:17 AM | Tuesday | Oct 20, 2026 GlobeNewsWire

DUOL DEADLINE: SueWallSt Reminds Duolingo, Inc. Investors of Upcoming Securities Class Action Deadline

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9:23 AM | Tuesday | Oct 20, 2026 Newsfile Corp

DUOL CLASS ACTION NOTICE: Faruqi & Faruqi, LLP Reminds Duolingo Investors of Securities Class Action Lawsuit Deadline on December 7, 2026

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5:05 AM | Tuesday | Oct 20, 2026 Newsfile Corp

Kaplan Fox Reminds Investors of a Securities Class Action Against Duolingo, Inc. (DUOL) - Deadline is December 7, 2026

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10:14 AM | Monday | Oct 19, 2026 GlobeNewsWire

DUOL Shareholder Alert: Duolingo, Inc. Securities Class Action Lawsuit - Investors With Losses May Contact Levi & Korsinsky

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4:50 AM | Monday | Oct 19, 2026 Newsfile Corp

Kaplan Fox Encourages Duolingo, Inc. (DUOL) Investors to Contact the Firm Before the Deadline on December 7, 2026 for a Leadership Role

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3:30 PM | Sunday | Oct 18, 2026 Newsfile Corp

ROSEN, TOP RANKED GLOBAL COUNSEL, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

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2:00 PM | Sunday | Oct 18, 2026 GlobeNewsWire

Bronstein, Gewirtz & Grossman LLC Urges Duolingo, Inc. Investors to Act: Class Action Filed Alleging Investor Harm

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11:25 AM | Saturday | Oct 17, 2026 GlobeNewsWire

ROSEN, RECOGNIZED INVESTOR COUNSEL, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

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9:10 AM | Saturday | Oct 17, 2026 Newsfile Corp

DUOL SHAREHOLDER ACTION REMINDER: Faruqi & Faruqi, LLP Reminds Duolingo Investors of Securities Class Action Lawsuit Deadline on December 7, 2026

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Duolingo, Inc. Notice of December 7, 2026 Application Deadline for Class Action Lawsuit - Contact Lewis Kahn, Esq. at Kahn Swick & Foti, LLC, Before Application Deadline

GlobeNewsWire

11:14 PM | Tuesday | Oct 20, 2026

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NEW YORK and NEW ORLEANS , Oct. 20, 2026 (GLOBE NEWSWIRE) -- Kahn Swick & Foti, LLC (“KSF”) and KSF partner, former Attorney General of Louisiana, Charles C. Foti, Jr., notifies investors in Duolingo, Inc. (NasdaqGS: DUOL) of a class action securities lawsuit.

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11:14 PM | Tuesday | Oct 20, 2026

Duolingo, Inc. Notice of December 7, 2026 Application Deadline for Class Action Lawsuit - Contact Lewis Kahn, Esq. at Kahn Swick & Foti, LLC, Before Application Deadline

GlobeNewsWire

NEW YORK and NEW ORLEANS , Oct. 20, 2026 (GLOBE NEWSWIRE) -- Kahn Swick & Foti, LLC (“KSF”) and KSF partner, former Attorney General of Louisiana, Charles C. Foti, Jr., notifies investors in Duolingo, Inc. (NasdaqGS: DUOL) of a class action securities lawsuit.

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6:46 PM | Tuesday | Oct 20, 2026

Duolingo, Inc. (DUOL) Stock Sinks As Market Gains: What You Should Know

Zacks Investment Research

Duolingo, Inc. (DUOL) closed the most recent trading day at $139.52, moving 1.82% from the previous trading session.

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6:32 PM | Tuesday | Oct 20, 2026

ROSEN, TRUSTED INVESTOR COUNSEL, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

GlobeNewsWire

NEW YORK, Oct. 20, 2026 (GLOBE NEWSWIRE) -- WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of Class A common stock of Duolingo, Inc. (NASDAQ: DUOL) between May 2, 2025 to February 26, 2026, inclusive (the “Class Period”), of the important December 7, 2026 lead plaintiff deadline.

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4:36 PM | Tuesday | Oct 20, 2026

ROSEN, A TOP-RANKED INVESTOR RIGHTS FIRM, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

Newsfile Corp

New York, New York--(Newsfile Corp. - October 20, 2026) - WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of Class A common stock of Duolingo, Inc. (NASDAQ: DUOL) between May 2, 2025 to February 26, 2026, inclusive (the "Class Period"), of the important December 7, 2026 lead plaintiff deadline. SO WHAT: If you purchased Duolingo Class A common stock during the Class Period you may be entitled to compensation without payment of any out of pocket fees or costs through a contingency fee arrangement.

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4:01 PM | Tuesday | Oct 20, 2026

INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Duolingo, Inc. of Class Action Lawsuit and Upcoming Deadlines – DUOL

GlobeNewsWire

NEW YORK, Oct. 20, 2026 (GLOBE NEWSWIRE) -- Pomerantz LLP announces that a class action lawsuit has been filed against Duolingo, Inc. (“Duolingo” or the “Company”) (NASDAQ: DUOL). Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, (or 888.
4-POMLAW), toll-free, Ext.

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3:15 PM | Tuesday | Oct 20, 2026

INVESTOR ALERT: Duolingo, Inc. (DUOL) Investors with Substantial Losses Have Opportunity to Lead Class Action Lawsuit – Contact KTMC

GlobeNewsWire

Did you buy DUOL Class A common stock between May 2, 2025 and February 26, 2026 ? Affected DUOL Investor Summary Who: Duolingo, Inc. (NASDAQ: DUOL) What: Securities fraud class action lawsuit filed Class Period: May 2, 2025 through February 26, 2026 Deadline to Seek Lead Plaintiff Status: December 7, 2026 Key Lawsuit Allegations: Material misstatements and/or omissions concerning the company's monetization and growth strategies Investor Action: Contact Kessler Topaz Meltzer & Check, LLP (www.ktmc.com) for recovery options RADNOR, Pa.

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2:30 PM | Tuesday | Oct 20, 2026

What's Next for Duolingo, Inc. Shareholders After 25.49% Stock Drop? Glancy Prongay Wolke & Rotter LLP Explains Securities Fraud Class Action Lead Plaintiff Deadline

PRNewsWire

Complaint alleges Duolingo, Inc. misled investors between May 2, 2025 and February 26, 2026; investors may seek lead plaintiff role by December 7, 2026 LOS ANGELES, Oct. 20, 2026 /PRNewswire/ -- Glancy Prongay Wolke & Rotter LLP ("Glancy") announced today that the class action lawsuit covers investors who bought Duolingo, Inc. ("Duolingo" or the "Company") (NASDAQ: DUOL) securities between May 2, 2025 and February 26, 2026. The Duolingo, Inc.
case, City of Dearborn Heights Act 345 Police & Fire Retirement System v.

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10:32 AM | Tuesday | Oct 20, 2026

DUOL Investors Have Opportunity to Lead Duolingo, Inc. Securities Fraud Lawsuit with SBS Law

GlobeNewsWire

LOS ANGELES, Oct. 20, 2026 (GLOBE NEWSWIRE) -- Schall, Brown & Schwartz LLP (“SBS”), a national shareholder rights litigation firm, reminds investors of a class action lawsuit against Duolingo, Inc. (“Duolingo” or “the Company”) (NASDAQ: DUOL) for violations of §§10(b) and 20(a) of the Securities Exchange Act of 1934 and Rule 10b-5 promulgated thereunder by the U.S. Securities and Exchange Commission.
Shareholders who purchased shares of DUOL during the class period listed are encouraged to contact the firm regarding possible lead plaintiff appointments.

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10:17 AM | Tuesday | Oct 20, 2026

DUOL DEADLINE: SueWallSt Reminds Duolingo, Inc. Investors of Upcoming Securities Class Action Deadline

GlobeNewsWire

Duolingo's 2025 Forms 10-Q and SEC-filed shareholder letters allegedly omitted that ad-heavy monetization, the Energy pacing system, and mass-produced AI lessons were eroding user growth. Those filings are at the center of the Section 10(b) and Rule 10b-5 claims now pending against the Company Duolingo's 2025 Forms 10-Q and SEC-filed shareholder letters allegedly omitted that ad-heavy monetization, the Energy pacing system, and mass-produced AI lessons were eroding user growth. Those filings are at the center of the Section 10(b) and Rule 10b-5 claims now pending against the Company

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9:23 AM | Tuesday | Oct 20, 2026

DUOL CLASS ACTION NOTICE: Faruqi & Faruqi, LLP Reminds Duolingo Investors of Securities Class Action Lawsuit Deadline on December 7, 2026

Newsfile Corp

Faruqi & Faruqi, LLP Securities Litigation Partner James (Josh) Wilson Encourages Investors Who Suffered Losses In Duolingo To Contact Him Directly To Discuss Their Options If you purchased or acquired securities in Duolingo between May 2, 2025 and February 26, 2026 and would like to discuss your legal rights, call Faruqi & Faruqi partner Josh Wilson directly at 877-247-4292 or 212-983-9330 (Ext. 1310). [You may also click here for additional information] New York, New York--(Newsfile Corp. - October 20, 2026) - Faruqi & Faruqi, LLP, a leading national securities law firm, is investigating potential claims against Duolingo, Inc. (""Duolingo" or the "Company") (NASDAQ: DUOL) and reminds investors of the December 7, 2026 deadline to seek the role of lead plaintiff in a federal securities class action that has been filed... Read more

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5:05 AM | Tuesday | Oct 20, 2026

Kaplan Fox Reminds Investors of a Securities Class Action Against Duolingo, Inc. (DUOL) - Deadline is December 7, 2026

Newsfile Corp

New York, New York--(Newsfile Corp. - October 20, 2026) - Kaplan Fox & Kilsheimer LLP announces that a class action lawsuit has been filed against Duolingo, Inc. ("Duolingo" or the "Company") (NASDAQ: DUOL) on behalf of investors that purchased or otherwise acquired Duolingo Class A common stock between May 2, 2025 and February 26, 2026 (the "Class Period"). CLICK HERE TO JOIN THE CASE If you are an investor in Duolingo and have suffered losses, you may CLICK HERE to contact us.

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10:32 AM | Tuesday | Oct 20, 2026

DUOL Investors Have Opportunity to Lead Duolingo, Inc. Securities Fraud Lawsuit with SBS Law

GlobeNewsWire

LOS ANGELES, Oct. 20, 2026 (GLOBE NEWSWIRE) -- Schall, Brown & Schwartz LLP (“SBS”), a national shareholder rights litigation firm, reminds investors of a class action lawsuit against Duolingo, Inc. (“Duolingo” or “the Company”) (NASDAQ: DUOL) for violations of §§10(b) and 20(a) of the Securities Exchange Act of 1934 and Rule 10b-5 promulgated thereunder by the U.S. Securities and Exchange Commission.
Shareholders who purchased shares of DUOL during the class period listed are encouraged to contact the firm regarding possible lead plaintiff appointments.

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10:17 AM | Tuesday | Oct 20, 2026

DUOL DEADLINE: SueWallSt Reminds Duolingo, Inc. Investors of Upcoming Securities Class Action Deadline

GlobeNewsWire

Duolingo's 2025 Forms 10-Q and SEC-filed shareholder letters allegedly omitted that ad-heavy monetization, the Energy pacing system, and mass-produced AI lessons were eroding user growth. Those filings are at the center of the Section 10(b) and Rule 10b-5 claims now pending against the Company Duolingo's 2025 Forms 10-Q and SEC-filed shareholder letters allegedly omitted that ad-heavy monetization, the Energy pacing system, and mass-produced AI lessons were eroding user growth. Those filings are at the center of the Section 10(b) and Rule 10b-5 claims now pending against the Company

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9:23 AM | Tuesday | Oct 20, 2026

DUOL CLASS ACTION NOTICE: Faruqi & Faruqi, LLP Reminds Duolingo Investors of Securities Class Action Lawsuit Deadline on December 7, 2026

Newsfile Corp

Faruqi & Faruqi, LLP Securities Litigation Partner James (Josh) Wilson Encourages Investors Who Suffered Losses In Duolingo To Contact Him Directly To Discuss Their Options If you purchased or acquired securities in Duolingo between May 2, 2025 and February 26, 2026 and would like to discuss your legal rights, call Faruqi & Faruqi partner Josh Wilson directly at 877-247-4292 or 212-983-9330 (Ext. 1310). [You may also click here for additional information] New York, New York--(Newsfile Corp. - October 20, 2026) - Faruqi & Faruqi, LLP, a leading national securities law firm, is investigating potential claims against Duolingo, Inc. (""Duolingo" or the "Company") (NASDAQ: DUOL) and reminds investors of the December 7, 2026 deadline to seek the role of lead plaintiff in a federal securities class action that has been filed... Read more

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5:05 AM | Tuesday | Oct 20, 2026

Kaplan Fox Reminds Investors of a Securities Class Action Against Duolingo, Inc. (DUOL) - Deadline is December 7, 2026

Newsfile Corp

New York, New York--(Newsfile Corp. - October 20, 2026) - Kaplan Fox & Kilsheimer LLP announces that a class action lawsuit has been filed against Duolingo, Inc. ("Duolingo" or the "Company") (NASDAQ: DUOL) on behalf of investors that purchased or otherwise acquired Duolingo Class A common stock between May 2, 2025 and February 26, 2026 (the "Class Period"). CLICK HERE TO JOIN THE CASE If you are an investor in Duolingo and have suffered losses, you may CLICK HERE to contact us.

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10:14 AM | Monday | Oct 19, 2026

DUOL Shareholder Alert: Duolingo, Inc. Securities Class Action Lawsuit - Investors With Losses May Contact Levi & Korsinsky

GlobeNewsWire

Time-Sensitive: Allegations Focus on Energy Feature and AI-First Representations. Duolingo allegedly pitched its Hearts replacement as a reward for learners while designing it to push free users toward paid plans Time-Sensitive: Allegations Focus on Energy Feature and AI-First Representations. Duolingo allegedly pitched its Hearts replacement as a reward for learners while designing it to push free users toward paid plans

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4:50 AM | Monday | Oct 19, 2026

Kaplan Fox Encourages Duolingo, Inc. (DUOL) Investors to Contact the Firm Before the Deadline on December 7, 2026 for a Leadership Role

Newsfile Corp

New York, New York--(Newsfile Corp. - October 19, 2026) - Kaplan Fox & Kilsheimer LLP announces that a class action lawsuit has been filed against Duolingo, Inc. ("Duolingo" or the "Company") (NASDAQ: DUOL) on behalf of investors that purchased or otherwise acquired Duolingo Class A common stock between May 2, 2025 and February 26, 2026 (the "Class Period"). CLICK HERE TO JOIN THE CASE If you are an investor in Duolingo and have suffered losses, you may CLICK HERE to contact us.

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3:30 PM | Sunday | Oct 18, 2026

ROSEN, TOP RANKED GLOBAL COUNSEL, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

Newsfile Corp

New York, New York--(Newsfile Corp. - October 18, 2026) - WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of Class A common stock of Duolingo, Inc. (NASDAQ: DUOL) between May 2, 2025 to February 26, 2026, inclusive (the "Class Period"), of the important December 7, 2026 lead plaintiff deadline. SO WHAT: If you purchased Duolingo Class A common stock during the Class Period you may be entitled to compensation without payment of any out of pocket fees or costs through a contingency fee arrangement.

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2:00 PM | Sunday | Oct 18, 2026

Bronstein, Gewirtz & Grossman LLC Urges Duolingo, Inc. Investors to Act: Class Action Filed Alleging Investor Harm

GlobeNewsWire

New class action for Duolingo, Inc. (DUOL) urges investors to seek recovery for alleged securities fraud violations – lead plaintiff deadline of 12/7/2026

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11:25 AM | Saturday | Oct 17, 2026

ROSEN, RECOGNIZED INVESTOR COUNSEL, Encourages Duolingo, Inc. Investors to Secure Counsel Before Important Deadline in Securities Class Action - DUOL

GlobeNewsWire

NEW YORK, Oct. 17, 2026 (GLOBE NEWSWIRE) -- WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of Class A common stock of Duolingo, Inc. (NASDAQ: DUOL) between May 2, 2025 to February 26, 2026, inclusive (the “Class Period”), of the important December 7, 2026 lead plaintiff deadline.

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9:10 AM | Saturday | Oct 17, 2026

DUOL SHAREHOLDER ACTION REMINDER: Faruqi & Faruqi, LLP Reminds Duolingo Investors of Securities Class Action Lawsuit Deadline on December 7, 2026

Newsfile Corp

Faruqi & Faruqi, LLP Securities Litigation Partner James (Josh) Wilson Encourages Investors Who Suffered Losses In Duolingo To Contact Him Directly To Discuss Their Options If you purchased or acquired securities in Duolingo between May 2, 2025 and February 26, 2026 and would like to discuss your legal rights, call Faruqi & Faruqi partner Josh Wilson directly at 877-247-4292 or 212-983-9330 (Ext. 1310). [You may also click here for additional information] New York, New York--(Newsfile Corp. - October 17, 2026) - Faruqi & Faruqi, LLP, a leading national securities law firm, is investigating potential claims against Duolingo, Inc. (""Duolingo" or the "Company") (NASDAQ: DUOL) and reminds investors of the December 7, 2026 deadline to seek the role of lead plaintiff in a federal securities class action that has been filed... Read more

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