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Duolingo, Inc.
DUOL · SEC Filings
website
900
Duolingo, Inc. builds and operates an online platform and a mobile application dedicated to language...
Price
154.25
Market Cap
6.29 B
Float
40.38 M
Country
US
Sector
Technology
Exchange
NASDAQ
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TYPE
HEADLINE
FILED AT
TYPE
HEADLINE
FILED AT
TYPE
HEADLINE
FILED AT
TYPE
HEADLINE
FILED AT
All
Chronological
Financials
Registrations
Prospectus
News
Proxies
Ownerships
Other
Duolingo, Inc.
DUOL · SEC Filings
40.38 M
Float
154.25
Price
6.29 B
Market Cap
Financials
TYPE
HEADLINE
FILED AT
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
Nov 3, 2026
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
Aug 5, 2026
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
May 4, 2026
10-K
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]
Feb 26, 2026
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
Nov 5, 2025
10-Q
Form 10-Q - Quarterly report [Sections 13 or 15(d)]
Aug 6, 2025
News
TYPE
HEADLINE
FILED AT
8-K
Duolingo Reports Third Quarter 2026 Results with Accelerating DAU Growth
Nov 3, 2026
8-K
Duolingo Discloses Inadvertent Leak of Preliminary DAU Growth Data
Aug 18, 2026
8-K
Duolingo Appoints Sallie Krawcheck to Board of Directors
Aug 10, 2026
8-K
Duolingo Reports Second Quarter 2026 Financial Results
Aug 5, 2026
8-K
Duolingo, Inc. Announces Results of 2026 Annual Meeting of Stockholders
Jun 5, 2026
8-K
Duolingo Reports First Quarter 2026 Financial Results
May 4, 2026
Prospectus
TYPE
HEADLINE
FILED AT
424B4
5,106,113 Shares of Class A Common Stock-
Jul 28, 2021
Registrations
TYPE
HEADLINE
FILED AT
S-8
Form S-8 - Securities to be offered to employees in employee benefit plans
Feb 26, 2026
S-8
Form S-8 - Securities to be offered to employees in employee benefit plans
Feb 28, 2025
S-8
Registration
Feb 28, 2024
S-8
Registration
Feb 28, 2023
S-8
Registration
Mar 4, 2022
S-8
Class A Common Stock
Jul 28, 2021
Proxies
TYPE
HEADLINE
FILED AT
DEFA14A
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Apr 17, 2026
DEF 14A
Form DEF 14A - Other definitive proxy statements
Apr 17, 2026
DEFA14A
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Apr 25, 2025
DEF 14A
Form DEF 14A - Other definitive proxy statements
Apr 25, 2025
DEFA14A
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
May 22, 2024
DEFA14A
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Apr 25, 2024
Ownerships
TYPE
HEADLINE
FILED AT
4
Chen Stephen C. (Reporting)
Nov 5, 2026
4
GORDON WILLIAM B (Reporting)
Nov 4, 2026
144
Form 144 - Report of proposed sale of securities
Nov 4, 2026
SCHEDULE 13G/A
VANGUARD CAPITAL MANAGEMENT LLC (Filed by)
Oct 30, 2026
SCHEDULE 13G/A
BAILLIE GIFFORD & CO (Filed by)
Oct 20, 2026
4
Shelton James H (Reporting)
Oct 13, 2026
Chronological
TYPE
HEADLINE
FILED AT
Other
TYPE
HEADLINE
FILED AT
EFFECT
Form EFFECT - Notice of Effectiveness
Jul 28, 2021
CORRESP
Form CORRESP - Correspondence
Jul 23, 2021
CORRESP
Form CORRESP - Correspondence
Jul 23, 2021
CORRESP
Form CORRESP - Correspondence
Jul 19, 2021
LETTER
Form UPLOAD - SEC-generated letter
Jul 14, 2021
CORRESP
Form CORRESP - Correspondence
Jun 30, 2021
