DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

OPPENHEIMER ASSET MANAGEMENT INC.'s Holding History (CIK: 0001269119)

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

Q4 2025

Shares 2,856 Value ($000) $501 Avg Close $235.64 Range $166.27 - $353.00

Q3 2025

Shares 3,083 Value ($000) $992 Avg Close $334.45 Range $256.63 - $468.00

Q2 2025

Shares 1,067 Value ($000) $437 Avg Close $438.78 Range $274.97 - $544.93

Q4 2024

Shares 1,220 Value ($000) $396 Avg Close $318.27 Range $273.06 - $378.48

Q3 2024

Shares 1,400 Value ($000) $395 Avg Close $205.07 Range $145.05 - $297.56

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,856	$501	$235.64	$166.27 - $353.00
Q3 2025	3,083	$992	$334.45	$256.63 - $468.00
Q2 2025	1,067	$437	$438.78	$274.97 - $544.93
Q4 2024	1,220	$396	$318.27	$273.06 - $378.48
Q3 2024	1,400	$395	$205.07	$145.05 - $297.56