Stephen C. Chen sold $1.2M of Duolingo (DUOL)

Executed Sep 14, disclosed Sep 15, 1 day later.

Value, as filed

$1.2M

8,072 sh across 2 lots

Executed

Sep 14

the trade date, as filed

Disclosed

Sep 15

1 day after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

SC Stephen C. Chen General Counsel profile →

Stephen C. Chen (General Counsel) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in Duolingo, Inc. (DUOL). The largest single filing was $1.2M of DUOL (8,072 sh across 2 lots, as filed), executed Sep 14.

The name

DUOL Duolingo, Inc. DUOL · Technology · 96 filings in 24 months ticker →

Technology · Duolingo, Inc. operates as a mobile learning platform in the United States, the United Kingdom, and internationally

More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Stephen C. Chen in DUOL

DUOLSALE Duolingo, Inc. $132K
1,024 sh × $129.13
Exec Aug 17
Filed Aug 19 · 5:16 PM ET DUOLSALE Duolingo, Inc. $145K
1,277 sh × $113.27
Exec May 18
Filed May 19 · 5:30 PM ET DUOLSALE Duolingo, Inc. $332K
1,876 sh across 2 lots
Exec Nov 17 2025
Filed Nov 19 2025 · 5:30 PM ET DUOLSALE Duolingo, Inc. $487K
1,515 sh × $321.36
Exec Aug 26 2025
Filed Aug 28 2025 · 5:30 PM ET DUOLSALE Duolingo, Inc. $422K
1,282 sh × $329.03
Exec Aug 15 2025
Filed Aug 18 2025 · 5:30 PM ET DUOLSALE Duolingo, Inc. $1.3M
2,535 sh across 5 lots
Exec May 16 2025
Filed May 19 2025 · 5:30 PM ET DUOLSALE Duolingo, Inc. $668K
1,257 sh × $531.71
Exec May 15 2025
Filed May 16 2025 · 5:30 PM ET DUOLSALE Duolingo, Inc. $898K
2,064 sh across 2 lots
Exec Feb 18 2025
Filed Feb 19 2025 · 5:30 PM ET