Insider · CIK 0001829259

von Ahn Luis

Reports to the SEC for 3 companies · PITTSBURGH, PA

sec.gov

Transactions

Companies

Filings

CIK

0001829259

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-10-07	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+110K sh	$38.08	+$4.19M	110,046
2026-10-07	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−20K sh	$150.63	−$3.02M	90,021
2026-10-07	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−55K sh	$151.52	−$8.34M	34,985
2026-10-07	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−29.9K sh	$152.47	−$4.55M	5,114
2026-10-07	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−5,114 sh	$153.26	−$784K	0
2026-10-07	DUOLDuolingo, Inc. · Stock Option (Right to Buy)M Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−110K sh	—	—	0
2026-10-07	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+110K sh	—	—	3,478,166
2026-10-07	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−110K sh	—	—	3,368,120
2026-09-24	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+46.7K sh	$38.08	+$1.78M	46,682
2026-09-24	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−38.8K sh	$150.45	−$5.83M	7,924
2026-09-24	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−7,024 sh	$151.42	−$1.06M	900
2026-09-24	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−900 sh	$152.29	−$137K	0
2026-09-24	DUOLDuolingo, Inc. · Stock Option (Right to Buy)M Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−46.7K sh	—	—	110,046
2026-09-24	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+46.7K sh	—	—	3,414,802
2026-09-24	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−46.7K sh	—	—	3,368,120
2026-09-22	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+3,614 sh	$38.08	+$138K	3,614
2026-09-22	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−200 sh	$150.00	−$30K	3,414
2026-09-22	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−3,414 sh	$152.02	−$519K	0
2026-09-22	DUOLDuolingo, Inc. · Stock Option (Right to Buy)M Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−3,614 sh	—	—	156,728
2026-09-22	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+3,614 sh	—	—	3,371,734
2026-09-22	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−3,614 sh	—	—	3,368,120
2026-09-21	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+28K sh	$14.42	+$403K	27,960
2026-09-21	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+9,406 sh	$38.08	+$358K	37,366
2026-09-21	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−33.3K sh	$150.46	−$5M	4,109
2026-09-21	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−4,109 sh	$151.07	−$621K	0
2026-09-21	DUOLDuolingo, Inc. · Stock Option (Right to Buy)M Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−28K sh	—	—	0
2026-09-21	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+28K sh	—	—	3,396,080
2026-09-21	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−28K sh	—	—	3,368,120
2026-09-21	DUOLDuolingo, Inc. · Stock Option (Right to Buy)M Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−9,406 sh	—	—	160,342
2026-09-21	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+9,406 sh	—	—	3,377,526
2026-09-21	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−9,406 sh	—	—	3,368,120
2026-09-16	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+23K sh	$14.42	+$332K	23,040
2026-09-16	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+5,252 sh	$38.08	+$200K	28,292
2026-09-16	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−27.3K sh	$150.17	−$4.1M	1,020
2026-09-16	DUOLDuolingo, Inc.S Sale	Director, President & CEO, Co-Founder, 10% Owner	SSale	−1,020 sh	$151.54	−$155K	0
2026-09-16	DUOLDuolingo, Inc. · Stock Option (Right to Buy)M Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−23K sh	—	—	27,960
2026-09-16	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+23K sh	—	—	3,391,160
2026-09-16	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−23K sh	—	—	3,368,120
2026-09-16	DUOLDuolingo, Inc. · Stock Option (Right to Buy)M Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−5,252 sh	—	—	169,748
2026-09-16	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+5,252 sh	—	—	3,373,372
2026-09-16	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−5,252 sh	—	—	3,368,120
2026-06-02	FIGFigma, Inc.A Award	Director	AAward	+12.4K sh	—	—	90,594
2026-05-27	DUOLDuolingo, Inc. · Performance-Based Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−120K sh	—	—	420,000
2026-05-27	DUOLDuolingo, Inc. · Class B Common StockM Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	+120K sh	—	—	3,422,995
2026-05-27	DUOLDuolingo, Inc. · Class B Common StockF Tax Payment	Director, President & CEO, Co-Founder, 10% Owner	FTax Payment	−54.9K sh	$107.82	−$5.92M	3,368,120
2026-05-11	DUOLDuolingo, Inc.C Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	+50K sh	—	—	50,000
2026-05-11	DUOLDuolingo, Inc.G Gift	Director, President & CEO, Co-Founder, 10% Owner	GGift	−50K sh	—	—	0
2026-05-11	DUOLDuolingo, Inc. · Class B Common StockC Conversion	Director, President & CEO, Co-Founder, 10% Owner	CConversion	−50K sh	—	—	3,302,995
2026-02-17	DUOLDuolingo, Inc. · Performance-Based Restricted Stock UnitsM Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	−120K sh	—	—	540,000
2026-02-17	DUOLDuolingo, Inc. · Class B Common StockM Exercise/Conversion	Director, President & CEO, Co-Founder, 10% Owner	MExercise/Conversion	+120K sh	—	—	3,406,635

Recent filings

Accepted (ET)
Oct 94
von Ahn Luis0001628280-26-065528
SEC(opens sec.gov)
Sep 284
von Ahn Luis0001628280-26-063709
SEC(opens sec.gov)
Sep 234
von Ahn Luis0001628280-26-063251
SEC(opens sec.gov)

Companies

Address

C/O DUOLINGO, INC. 5900 PENN AVENUE

PITTSBURGH, PA, 15206