DUOL insider transactions

SEC Form 4 filed by Chief Tech Officer, Co-Founder Hacker Severin

SEC Form 4 filed by President & CEO, Co-Founder Von Ahn Luis

General Counsel Chen Stephen C. was granted 24,411 shares and sold $316,574 worth of shares (2,797 units at $113.18) as part of a pre-agreed trading plan, increasing direct ownership by 69% to 52,807 units (SEC Form 4) (for withholding tax)

Chief Engineering Officer Glance Natalie was granted 39,058 shares and sold $598,013 worth of shares (5,289 units at $113.07) as part of a pre-agreed trading plan, increasing direct ownership by 24% to 173,401 units (SEC Form 4) (withholding tax)

Chief Business Officer Meese Robert was granted 19,529 shares and sold $159,267 worth of shares (1,420 units at $112.16), increasing direct ownership by 12% to 170,745 units (SEC Form 4) (for tax liability)

President & CEO, Co-Founder Von Ahn Luis converted options into 50,000 shares and gifted 50,000 shares (SEC Form 4)

General Counsel Chen Stephen C. exercised 648 shares at a strike of $14.42, increasing direct ownership by 2% to 31,193 units (SEC Form 4)

SEC Form 4 filed by Munson Gillian

Chief Business Officer Meese Robert exercised 30,000 shares at a strike of $19.17, increasing direct ownership by 24% to 152,636 units (SEC Form 4)

Director Shelton James H bought $498,792 worth of shares (5,000 units at $99.76), increasing direct ownership by 108% to 9,632 units (SEC Form 4)

Chief Engineering Officer Glance Natalie exercised 24,252 shares at a strike of $6.08, increasing direct ownership by 21% to 139,632 units (SEC Form 4)

Chief Financial Officer Skaruppa Matthew sold $658,304 worth of shares (5,856 units at $112.42), decreasing direct ownership by 16% to 31,631 units (SEC Form 4)

Chief Business Officer Meese Robert sold $110,060 worth of shares (1,000 units at $110.06), decreasing direct ownership by 0.81% to 122,636 units (SEC Form 4)

SEC Form 4 filed by President & CEO, Co-Founder Von Ahn Luis

SEC Form 4 filed by Chief Tech Officer, Co-Founder Hacker Severin

General Counsel Chen Stephen C. sold $313,927 worth of shares (2,797 units at $112.24), decreasing direct ownership by 8% to 30,545 units (SEC Form 4)

Chief Engineering Officer Glance Natalie sold $594,017 worth of shares (5,286 units at $112.38), decreasing direct ownership by 4% to 115,380 units (SEC Form 4)

General Counsel Chen Stephen C. exercised 1,800 shares at a strike of $14.42, increasing direct ownership by 6% to 33,342 units (SEC Form 4)

Amendment: SEC Form 4 filed by Director Schlosser Mario

Amendment: SEC Form 4 filed by Director Ross Bonnie

Chief Tech Officer, Co-Founder Hacker Severin converted options into 50,000 shares and gifted 50,000 shares (SEC Form 4)

Chief Engineering Officer Glance Natalie exercised 9,500 shares at a strike of $5.00, increasing direct ownership by 9% to 120,666 units (SEC Form 4)

SEC Form 4 filed by Chief Tech Officer, Co-Founder Hacker Severin

SEC Form 4 filed by President & CEO, Co-Founder Von Ahn Luis

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $1,727,441 worth of shares (10,000 units at $172.74) (SEC Form 4)

Chief Financial Officer Skaruppa Matthew sold $1,035,725 worth of shares (5,858 units at $176.81), decreasing direct ownership by 14% to 37,487 units (SEC Form 4)

Chief Engineering Officer Glance Natalie sold $885,291 worth of shares (5,005 units at $176.88), decreasing direct ownership by 4% to 111,166 units (SEC Form 4)

General Counsel Chen Stephen C. sold $494,397 worth of shares (2,796 units at $176.82), decreasing direct ownership by 8% to 31,542 units (SEC Form 4)

Chief Business Officer Meese Robert sold $256,960 worth of shares (1,444 units at $177.95), decreasing direct ownership by 1% to 123,636 units (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $2,631,299 worth of shares (10,000 units at $263.13) (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $3,147,198 worth of shares (10,000 units at $314.72) (SEC Form 4)

SEC Form 4 filed by President & CEO, Co-Founder Von Ahn Luis

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $3,216,303 worth of shares (10,000 units at $321.63) (SEC Form 4)

Chief Engineering Officer Glance Natalie sold $1,025,265 worth of shares (3,283 units at $312.30), decreasing direct ownership by 3% to 116,171 units (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $2,889,373 worth of shares (10,000 units at $288.94) (SEC Form 4)

General Counsel Chen Stephen C. exercised 1,700 shares at a strike of $14.42, increasing direct ownership by 5% to 34,338 units (SEC Form 4)

Chief Business Officer Meese Robert exercised 5,000 shares at a strike of $8.15, increasing direct ownership by 4% to 125,080 units (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $2,685,462 worth of shares (10,000 units at $268.55) (SEC Form 4)

General Counsel Chen Stephen C. sold $486,860 worth of shares (1,515 units at $321.36), decreasing direct ownership by 4% to 32,638 units (SEC Form 4)

Chief Financial Officer Skaruppa Matthew exercised 1,378 shares at a strike of $14.42 and sold $3,471,322 worth of shares (10,937 units at $317.39), decreasing direct ownership by 18% to 43,345 units (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and gifted 10,000 shares (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $3,445,587 worth of shares (10,000 units at $344.56) (SEC Form 4)

Chief Engineering Officer Glance Natalie sold $907,091 worth of shares (2,471 units at $367.09) and gifted 187 shares, decreasing direct ownership by 2% to 119,454 units (SEC Form 4)

General Counsel Chen Stephen C. sold $421,816 worth of shares (1,282 units at $329.03), decreasing direct ownership by 4% to 34,153 units (SEC Form 4)

Chief Financial Officer Skaruppa Matthew sold $920,297 worth of shares (2,797 units at $329.03), decreasing direct ownership by 5% to 52,904 units (SEC Form 4)

Chief Business Officer Meese Robert sold $475,119 worth of shares (1,444 units at $329.03), decreasing direct ownership by 1% to 120,080 units (SEC Form 4)

Chief Engineering Officer Glance Natalie sold $833,433 worth of shares (2,533 units at $329.03), decreasing direct ownership by 2% to 122,112 units (SEC Form 4)

General Counsel Chen Stephen C. gifted 750 shares, decreasing direct ownership by 2% to 35,435 units (SEC Form 4)

Chief Financial Officer Skaruppa Matthew gifted 2,522 shares, decreasing direct ownership by 4% to 55,701 units (SEC Form 4)

Chief Engineering Officer Glance Natalie gifted 2,300 shares, decreasing direct ownership by 2% to 124,645 units (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $3,444,076 worth of shares (10,000 units at $344.41) (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $3,603,336 worth of shares (10,000 units at $360.33) (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $3,928,885 worth of shares (10,000 units at $392.89) (SEC Form 4)

Chief Engineering Officer Glance Natalie sold $1,090,581 worth of shares (2,709 units at $402.58), decreasing direct ownership by 2% to 126,945 units (SEC Form 4)

Chief Tech Officer, Co-Founder Hacker Severin converted options into 10,000 shares and sold $4,711,993 worth of shares (10,000 units at $471.20) (SEC Form 4)

Director Schlosser Mario was granted 379 shares (SEC Form 4)

Director Munson Gillian was granted 379 shares, increasing direct ownership by 11% to 3,909 units (SEC Form 4)

Director Clemens Sara was granted 379 shares, increasing direct ownership by 11% to 3,954 units (SEC Form 4)

Director Ross Bonnie was granted 379 shares (SEC Form 4)

Director Lilly Iii John Osborne was granted 379 shares, increasing direct ownership by 6% to 6,904 units (SEC Form 4)