DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

CAPSTONE INVESTMENT ADVISORS, LLC's Holding History (CIK: 0001426196)

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

Q4 2025

Shares 1,221 Value ($000) $214 Avg Close $235.64 Range $166.27 - $353.00

Q1 2024

Shares 4,112 Value ($000) $907 Avg Close $203.74 Range $171.64 - $245.59

Q3 2023

Shares 5,010 Value ($000) $831 Avg Close $147.08 Range $121.89 - $174.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,221	$214	$235.64	$166.27 - $353.00
Q1 2024	4,112	$907	$203.74	$171.64 - $245.59
Q3 2023	5,010	$831	$147.08	$121.89 - $174.70