DUOL

Duolingo, Inc.

Services-Prepackaged SoftwareNasdaqLarge accelerated filer

Total Trades

290

Buys

Sells

210

Largest Trade

N/A

Insiders

Institutional Funds

388

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
Glance Natalie	Chief Engineering …	SELL	$100K–$500K	3K	$94.29	Feb 1, 2023
Glance Natalie	Chief Engineering …	EXERCISE	$15K–$50K	3K	$7.11	Feb 1, 2023
Skaruppa Matthew	CFO	SELL	$50K–$100K	1K	$79.31	Jan 18, 2023
Hacker Severin	Chief Tech Officer	SELL	$500K+	10K	$75.07	Jan 11, 2023
Skaruppa Matthew	CFO	SELL	$100K–$500K	5K	$70.45	Jan 4, 2023
Skaruppa Matthew	CFO	EXERCISE	$50K–$100K	5K	$14.42	Jan 4, 2023
Durable Capital Partners LP	10% Owner	BUY	$100K–$500K	5K	$67.12	Dec 30, 2022
Durable Capital Partners LP	10% Owner	BUY	$1M+	35K	$69.77	Dec 28, 2022
Durable Capital Partners LP	10% Owner	BUY	$1M+	78K	$70.94	Dec 23, 2022
Durable Capital Partners LP	10% Owner	BUY	$1M+	121K	$72.43	Dec 21, 2022
Durable Capital Partners LP	10% Owner	BUY	$1M+	105K	$72.86	Dec 19, 2022
Hacker Severin	Chief Tech Officer	SELL	$500K+	10K	$75.50	Dec 15, 2022
Durable Capital Partners LP	10% Owner	BUY	$1M+	35K	$72.77	Dec 15, 2022
Skaruppa Matthew	CFO	SELL	$50K–$100K	816	$67.88	Nov 18, 2022
Chen Stephen C.	General Counsel	SELL	$50K–$100K	674	$74.31	Nov 17, 2022
Skaruppa Matthew	CFO	SELL	$100K–$500K	2K	$74.31	Nov 17, 2022
Glance Natalie	SVP, Engineering	SELL	$50K–$100K	1K	$74.31	Nov 17, 2022
Meese Robert	Chief Business Off…	SELL	$50K–$100K	1K	$74.31	Nov 17, 2022
Hacker Severin	Chief Tech Officer	SELL	$500K+	10K	$81.81	Nov 2, 2022
Skaruppa Matthew	CFO	SELL	$1M+	14K	$85.93	Oct 18, 2022
Skaruppa Matthew	CFO	EXERCISE	$100K–$500K	14K	$14.42	Oct 18, 2022
Hacker Severin	Chief Tech Officer	SELL	$500K+	10K	$96.54	Oct 4, 2022
Hacker Severin	Chief Tech Officer	SELL	$500K+	10K	$92.09	Sep 7, 2022
Skaruppa Matthew	CFO	SELL	$50K–$100K	816	$101.33	Aug 19, 2022
Meese Robert	Chief Business Off…	SELL	$50K–$100K	763	$106.37	Aug 17, 2022
Chen Stephen C.	General Counsel	SELL	$50K–$100K	673	$106.37	Aug 17, 2022
Glance Natalie	SVP, Engineering	SELL	$100K–$500K	1K	$106.37	Aug 17, 2022
Skaruppa Matthew	CFO	SELL	$100K–$500K	2K	$106.37	Aug 17, 2022
Hacker Severin	Chief Tech Officer	EXERCISE	N/A	10K	—	Aug 2, 2022
Hacker Severin	Chief Tech Officer	SELL	$500K+	10K	$94.26	Aug 2, 2022
Skaruppa Matthew	CFO	SELL	$1M+	14K	$97.21	Jul 19, 2022
Skaruppa Matthew	CFO	EXERCISE	$100K–$500K	14K	$14.42	Jul 19, 2022
Hacker Severin	Chief Tech Officer	SELL	$500K+	10K	$91.22	Jul 5, 2022
Hacker Severin	Chief Tech Officer	SELL	$1M+	20K	$98.39	Jun 27, 2022
Chen Stephen C.	General Counsel	EXERCISE	$100K–$500K	25K	$14.42	Jun 27, 2022
Chen Stephen C.	General Counsel	SELL	$1M+	25K	$103.52	Jun 27, 2022
Chen Stephen C.	General Counsel	EXERCISE	$100K–$500K	11K	$14.42	Jun 22, 2022
Chen Stephen C.	General Counsel	SELL	$1M+	11K	$102.14	Jun 22, 2022
Skaruppa Matthew	CFO	SELL	$500K+	8K	$102.19	Jun 22, 2022
Skaruppa Matthew	CFO	EXERCISE	$100K–$500K	8K	$14.42	Jun 22, 2022
Hacker Severin	Chief Tech Officer	SELL	$1M+	20K	$91.36	Jun 21, 2022
Munson Gillian	Director	SELL	$50K–$100K	786	$89.95	Jun 15, 2022
Hacker Severin	Chief Tech Officer	SELL	$1M+	20K	$97.95	Jun 13, 2022
Skaruppa Matthew	CFO	SELL	$100K–$500K	4K	$102.11	Jun 10, 2022
Skaruppa Matthew	CFO	EXERCISE	$50K–$100K	4K	$14.42	Jun 10, 2022
Chen Stephen C.	General Counsel	SELL	$100K–$500K	4K	$102.12	Jun 10, 2022
Chen Stephen C.	General Counsel	EXERCISE	$50K–$100K	4K	$14.42	Jun 10, 2022
von Ahn Luis	President & CEO	SELL	$1M+	130K	$85.64	Jun 3, 2022
Skaruppa Matthew	CFO	EXERCISE	$100K–$500K	21K	$14.42	Jun 3, 2022
Skaruppa Matthew	CFO	SELL	$1M+	23K	$82.90	Jun 3, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 388 funds holding

Fund	Shares	Value	Type
Capital World Investors	2.2M	$1M+	SH
STATE STREET CORP	1.2M	$1M+	SH
Whale Rock Capital Management LLC	877K	$1M+	SH
BAILLIE GIFFORD & CO	775K	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	679K	$1M+	SH
STATE OF MICHIGAN RETIREMENT SYSTEM	561K	$1M+	SH
NORGES BANK	491K	$1M+	SH
RENAISSANCE TECHNOLOGIES LLC	316K	$1M+	SH
Capital International Investors	309K	$1M+	SH
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	297K	$1M+	SH
CARNEGIE MELLON UNIVERSITY	295K	$1M+	SH
VANGUARD GROUP INC	248K	$1M+	SH
ThornTree Capital Partners LP	185K	$1M+	SH
BIT Capital GmbH	179K	$1M+	SH
DIMENSIONAL FUND ADVISORS LP	158K	$1M+	SH
PEREGRINE CAPITAL MANAGEMENT LLC	130K	$1M+	SH
Squarepoint Ops LLC	129K	$1M+	SH
Quinn Opportunity Partners LLC	127K	$1M+	SH
FIRST TRUST ADVISORS LP	122K	$1M+	SH
RHUMBLINE ADVISERS	121K	$1M+	SH