DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q4 2025

Shares 3,176 Value ($000) $557 Avg Close $235.64 Range $166.27 - $353.00

Q2 2025

Shares 2,264 Value ($000) $928 Avg Close $438.78 Range $274.97 - $544.93

Q4 2024

Shares 960 Value ($000) $311 Avg Close $318.27 Range $273.06 - $378.48

Q1 2024

Shares 2,573 Value ($000) $568 Avg Close $203.74 Range $171.64 - $245.59

Q2 2023

Shares 2,164 Value ($000) $309 Avg Close $143.30 Range $116.82 - $168.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,176	$557	$235.64	$166.27 - $353.00
Q2 2025	2,264	$928	$438.78	$274.97 - $544.93
Q4 2024	960	$311	$318.27	$273.06 - $378.48
Q1 2024	2,573	$568	$203.74	$171.64 - $245.59
Q2 2023	2,164	$309	$143.30	$116.82 - $168.40