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Insider

Stephen C. Chen

General Counsel

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.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
4
0 buys · 4 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.8M
shares × price, as filed
Last traded
Sep 14
Filed Sep 15

Median ADV $195.9M across their filed names

Open performance
Volume by month
$2.0M$1.0M$0Oct 2024Apr 2025Oct 2025Apr 2026Nov 2024 · sells $1.1MFeb 2025 · sells $898KMay 2025 · sells $2.0MAug 2025 · sells $909KNov 2025 · sells $332KMay 2026 · sells $145KAug 2026 · sells $132KSep 2026 · sells $1.2M
Buys $0 Sells $6.7M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Technology 4 filings

Sector per market data · by filing · past 12 months

Most traded names
DUOL Duolingo, Inc. DUOL · 0 buys · 11 sells 11 filings
Recent filings
DUOLSALE Duolingo, Inc. View filing → $898K
2,064 sh across 2 lots
Exec Feb 18 2025
Filed Feb 19 2025 · 5:30 PM ET
DUOLSALE Duolingo, Inc. View filing → $668K
2,167 sh across 2 lots
Exec Nov 18 2024
Filed Nov 20 2024 · 5:30 PM ET
DUOLSALE Duolingo, Inc. View filing → $386K
1,249 sh × $309.30
Exec Nov 15 2024
Filed Nov 18 2024 · 5:30 PM ET