Ken Griffin Duolingo, Inc. Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Duolingo, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 522,400 shares of DUOL stock, worth $96.7 Million. This represents 0.03% of its overall portfolio holdings.

Number of Shares

522,400

Previous 118,169 342.08%

Holding current value

$96.7 Million

Previous $48.5 Million 247.01%

% of portfolio

0.03%

Previous 0.01%

13 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$271.18 - $403.06 $30.4 Million - $45.1 Million	111,950 Added 94.74%	230,119 $74.1 Million
Q2 2025 Aug 14, 2025	BUY	$292.88 - $540.68 $34.6 Million - $63.9 Million	118,137 Added 369178.12%	118,169 $48.5 Million
Q1 2025 May 15, 2025	SELL	$272.49 - $441.39 $271,672 - $440,065	-997 Reduced 96.89%	32 $9,000
Q4 2024 Feb 14, 2025	SELL	$278.75 - $373.03 $16 Million - $21.4 Million	-57,364 Reduced 98.24%	1,029 $333,000
Q3 2024 Nov 14, 2024	BUY	$158.85 - $287.54 $9.27 Million - $16.8 Million	58,345 Added 121552.08%	58,393 $16.5 Million

Q2 2024 Aug 14, 2024	SELL	$175.78 - $248.84 $3.24 Million - $4.58 Million	-18,406 Reduced 99.74%	48 $10,000
Q1 2024 May 15, 2024	SELL	$174.26 - $239.0 $9.89 Million - $13.6 Million	-56,767 Reduced 75.47%	18,454 $4.07 Million
Q4 2023 Feb 14, 2024	BUY	$142.04 - $241.21 $7.48 Million - $12.7 Million	52,657 Added 233.37%	75,221 $17.1 Million
Q3 2023 Nov 14, 2023	SELL	$123.9 - $165.87 $11.3 Million - $15.1 Million	-91,161 Reduced 80.16%	22,564 $3.74 Million
Q2 2023 Aug 14, 2023	SELL	$119.66 - $167.05 $8.47 Million - $11.8 Million	-70,776 Reduced 38.36%	113,725 $16.3 Million
Q1 2023 May 15, 2023	SELL	$70.93 - $142.59 $2.82 Million - $5.67 Million	-39,788 Reduced 17.74%	184,501 $26.3 Million
Q4 2022 Feb 14, 2023	BUY	$65.38 - $104.29 $417,516 - $665,995	6,386 Added 2.93%	224,289 $16 Million
Q3 2022 Nov 14, 2022	SELL	$89.21 - $110.09 $8.76 Million - $10.8 Million	-98,163 Reduced 31.06%	217,903 $20.8 Million

Others Institutions Holding DUOL

# of Institutions

614

Shares Held

35.2M

Call Options Held

2.86M

Put Options Held

3.27M

View Full List

About Duolingo, Inc.

Ticker DUOL
Exchange NASDAQ
Sector Technology
Industry Software—Application
Shares Outstandng 30,610,700
Market Cap $5.67B
Description
Duolingo, Inc. develops a language-learning website and mobile app in the United States and China. The company offers courses in 40 different languages, including Spanish, English, French, Japanese, German, Italian, Chinese, Portuguese, and others. It also provides a digital language proficiency assessment exam. The company was incorporated in 2...

More about DUOL

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