DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

SANDS CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001020066)

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

Q4 2025

Shares 39,975 Value ($000) $7,016 Avg Close $235.64 Range $166.27 - $353.00

Q3 2025

Shares 47,672 Value ($000) $15,343 Avg Close $334.45 Range $256.63 - $468.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	39,975	$7,016	$235.64	$166.27 - $353.00
Q3 2025	47,672	$15,343	$334.45	$256.63 - $468.00