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CIK 0001562088 · Large accelerated filer

Duolingo, Inc.

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Ticker
DUOL
Exchange
Nasdaq
Industry
Services-Prepackaged Software
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
453055872
Phone
(412) 347-6116
Business address
5900 PENN AVE, SECOND FLOOR, PITTSBURGH, PA, 15206
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$39,697,514
in 11 filings, $39.4M under 10b5-1 plans

Net −$39,697,514. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-02-18 von Ahn Luis President & CEO, Co-Founder Sale 10b5-1 −800 $437.84 $350K 1,160
2025-02-18 von Ahn Luis President & CEO, Co-Founder Sale 10b5-1 −400 $438.95 $176K 760
2025-02-18 von Ahn Luis President & CEO, Co-Founder Sale 10b5-1 −400 $440.54 $176K 360
2025-02-18 von Ahn Luis President & CEO, Co-Founder Sale 10b5-1 −360 $441.29 $159K 0
2025-02-18 von Ahn Luis President & CEO, Co-Founder Option exercise · Stock Option (Right to Buy) 10b5-1 −8,000 16,000
2025-02-18 von Ahn Luis President & CEO, Co-Founder Conversion · Class B Common Stock 10b5-1 +8,000 3,162,171
2025-02-18 von Ahn Luis President & CEO, Co-Founder Conversion · Class B Common Stock 10b5-1 −8,000 3,154,171
2025-02-06 Chen Stephen C. General Counsel Option exercise +1,331 $14.42 $19K 36,698
2025-02-06 Chen Stephen C. General Counsel Option exercise · Stock Option (Right to Buy) −1,331 4,206
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Conversion 10b5-1 +10,000 10,072
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −300 $386.68 $116K 9,772
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −1,422 $388.01 $552K 8,350
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −1,513 $388.96 $589K 6,837
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −1,405 $389.91 $548K 5,432
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −1,109 $391.01 $434K 4,323
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −3,453 $392.14 $1.4M 870
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −100 $395.05 $40K 770
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −200 $402.52 $81K 570
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −198 $405.97 $80K 372
2025-02-05 Hacker Severin Chief Tech Officer, Co-Founder Sale 10b5-1 −200 $407.27 $81K 172

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