$DUOL

📈 Chart

86 transactions across 13 dates · last 180 days

6-Month Buy/Sell Trend

Buys Sells
2026-03-25
1 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Munson Gillian Chief Financial Officer A 133,753 $0 $0 Mar 27
2026-02-27
4 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Glance Natalie Chief Engineering Officer M 11,834 $5 $59K Mar 3
Glance Natalie Chief Engineering Officer M 12,418 $7 $88K Mar 3
Glance Natalie Chief Engineering Officer M 11,834 $0 $0 Mar 3
Glance Natalie Chief Engineering Officer M 12,418 $0 $0 Mar 3
2026-02-17
▼ 4 sells · $606K 6 other
⚡ 6 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Chen Stephen C. General Counsel ▼ Sell 896 $110 $99K Plan Feb 20
von Ahn Luis President & CEO, Co-Founder M 120,000 $0 $0 Feb 20
von Ahn Luis President & CEO, Co-Founder M 120,000 $0 $0 Feb 20
von Ahn Luis President & CEO, Co-Founder F 53,640 $113 $6.0M Feb 20
Hacker Severin Chief Tech Officer, Co-Founder M 60,000 $0 $0 Feb 20
Hacker Severin Chief Tech Officer, Co-Founder M 60,000 $0 $0 Feb 20
Hacker Severin Chief Tech Officer, Co-Founder F 30,594 $113 $3.4M Feb 20
Glance Natalie Chief Engineering Officer ▼ Sell 1,741 $110 $192K Plan Feb 20
Skaruppa Matthew Chief Financial Officer ▼ Sell 1,870 $110 $206K Plan Feb 20
Meese Robert Chief Business Officer ▼ Sell 1,000 $110 $110K Feb 20
2026-02-18
▼ 12 sells · $1.1M
⚡ 3 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Chen Stephen C. General Counsel ▼ Sell 821 $112 $92K Plan Feb 20
Chen Stephen C. General Counsel ▼ Sell 480 $114 $55K Plan Feb 20
Chen Stephen C. General Counsel ▼ Sell 520 $115 $60K Plan Feb 20
Chen Stephen C. General Counsel ▼ Sell 80 $115 $9K Plan Feb 20
Glance Natalie Chief Engineering Officer ▼ Sell 1,499 $112 $168K Plan Feb 20
Glance Natalie Chief Engineering Officer ▼ Sell 166 $114 $19K Plan Feb 20
Glance Natalie Chief Engineering Officer ▼ Sell 1,520 $114 $174K Plan Feb 20
Glance Natalie Chief Engineering Officer ▼ Sell 360 $115 $42K Plan Feb 20
Skaruppa Matthew Chief Financial Officer ▼ Sell 1,626 $112 $183K Plan Feb 20
Skaruppa Matthew Chief Financial Officer ▼ Sell 236 $113 $27K Plan Feb 20
Skaruppa Matthew Chief Financial Officer ▼ Sell 1,764 $114 $202K Plan Feb 20
Skaruppa Matthew Chief Financial Officer ▼ Sell 360 $115 $42K Plan Feb 20
2025-12-29
2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Chen Stephen C. General Counsel M 1,800 $14 $26K Dec 30
Chen Stephen C. General Counsel M 1,800 $0 $0 Dec 30
2025-12-05
2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Glance Natalie Chief Engineering Officer M 9,500 $5 $48K Dec 9
Glance Natalie Chief Engineering Officer M 9,500 $0 $0 Dec 9
2025-12-08
3 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Hacker Severin Chief Tech Officer, Co-Founder C 50,000 $0 $0 Dec 9
Hacker Severin Chief Tech Officer, Co-Founder G 50,000 $0 $0 Dec 9
Hacker Severin Chief Tech Officer, Co-Founder C 50,000 $0 $0 Dec 9
2025-12-01
6 other
⚡ 2 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
von Ahn Luis President & CEO, Co-Founder M 120,000 $0 $0 Dec 3
von Ahn Luis President & CEO, Co-Founder M 120,000 $0 $0 Dec 3
von Ahn Luis President & CEO, Co-Founder F 51,768 $185 $9.6M Dec 3
Hacker Severin Chief Tech Officer, Co-Founder M 60,000 $0 $0 Dec 3
Hacker Severin Chief Tech Officer, Co-Founder M 60,000 $0 $0 Dec 3
Hacker Severin Chief Tech Officer, Co-Founder F 31,770 $185 $5.9M Dec 3
2025-12-03
2 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Hacker Severin Chief Tech Officer, Co-Founder M 5,252 $0 $0 Dec 3
Hacker Severin Chief Tech Officer, Co-Founder M 5,252 $38 $200K Dec 3
2025-11-19
▼ 8 sells · $1.7M 4 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Hacker Severin Chief Tech Officer, Co-Founder C 10,000 $38 $381K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 1,146 $170 $194K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 1,000 $171 $171K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 2,009 $171 $345K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 1,281 $172 $221K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 760 $174 $132K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 3,089 $175 $539K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 435 $175 $76K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 280 $177 $49K Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder M 10,000 $0 $0 Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder C 10,000 $0 $0 Plan Nov 20
Hacker Severin Chief Tech Officer, Co-Founder C 10,000 $0 $0 Plan Nov 20
2025-11-17
▼ 4 sells · $1.4M
⚡ 4 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Chen Stephen C. General Counsel ▼ Sell 1,282 $178 $228K Plan Nov 19
Glance Natalie Chief Engineering Officer ▼ Sell 2,534 $178 $451K Plan Nov 19
Skaruppa Matthew Chief Financial Officer ▼ Sell 2,799 $178 $498K Plan Nov 19
Meese Robert Chief Business Officer ▼ Sell 1,444 $178 $257K Nov 18
2025-11-18
▼ 14 sells · $1.2M
⚡ 3 insiders
Insider Title Type Shares Price $ Value 10b5-1 Filed
Chen Stephen C. General Counsel ▼ Sell 120 $174 $21K Plan Nov 19
Chen Stephen C. General Counsel ▼ Sell 594 $175 $104K Plan Nov 19
Chen Stephen C. General Counsel ▼ Sell 320 $176 $56K Plan Nov 19
Chen Stephen C. General Counsel ▼ Sell 480 $177 $85K Plan Nov 19
Glance Natalie Chief Engineering Officer ▼ Sell 160 $174 $28K Plan Nov 19
Glance Natalie Chief Engineering Officer ▼ Sell 741 $175 $130K Plan Nov 19
Glance Natalie Chief Engineering Officer ▼ Sell 850 $176 $149K Plan Nov 19
Glance Natalie Chief Engineering Officer ▼ Sell 560 $177 $99K Plan Nov 19
Glance Natalie Chief Engineering Officer ▼ Sell 160 $178 $28K Plan Nov 19
Skaruppa Matthew Chief Financial Officer ▼ Sell 390 $174 $68K Plan Nov 19
Skaruppa Matthew Chief Financial Officer ▼ Sell 793 $175 $139K Plan Nov 19
Skaruppa Matthew Chief Financial Officer ▼ Sell 880 $176 $155K Plan Nov 19
Skaruppa Matthew Chief Financial Officer ▼ Sell 796 $177 $141K Plan Nov 19
Skaruppa Matthew Chief Financial Officer ▼ Sell 200 $178 $36K Plan Nov 19
2025-11-04
▼ 10 sells · $2.6M 4 other
Insider Title Type Shares Price $ Value 10b5-1 Filed
Hacker Severin Chief Tech Officer, Co-Founder C 10,000 $38 $381K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 744 $258 $192K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 936 $259 $242K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 560 $260 $145K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 165 $261 $43K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 1,778 $262 $466K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 560 $263 $147K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 1,625 $264 $429K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 760 $265 $201K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 1,727 $266 $460K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder ▼ Sell 1,145 $267 $306K Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder M 10,000 $0 $0 Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder C 10,000 $0 $0 Plan Nov 6
Hacker Severin Chief Tech Officer, Co-Founder C 10,000 $0 $0 Plan Nov 6