DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

NORDEN GROUP LLC's Holding History (CIK: 0001990699)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 1,167 Value ($000) $376 Avg Close $334.45 Range $256.63 - $468.00

Q2 2025

Shares 1,434 Value ($000) $588 Avg Close $438.78 Range $274.97 - $544.93

Q1 2025

Shares 1,544 Value ($000) $479 Avg Close $342.01 Range $263.68 - $441.76

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1,167	$376	$334.45	$256.63 - $468.00
Q2 2025	1,434	$588	$438.78	$274.97 - $544.93
Q1 2025	1,544	$479	$342.01	$263.68 - $441.76