DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

OSTERWEIS CAPITAL MANAGEMENT INC's Holding History (CIK: 0001007524)

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

Q2 2025

Shares 11,476 Value ($000) $4,705 Avg Close $438.78 Range $274.97 - $544.93

Q1 2025

Shares 20,860 Value ($000) $6,478 Avg Close $342.01 Range $263.68 - $441.76

Q4 2024

Shares 21,088 Value ($000) $6,837 Avg Close $318.27 Range $273.06 - $378.48

Q3 2024

Shares 37,949 Value ($000) $10,702 Avg Close $205.07 Range $145.05 - $297.56

Q2 2024

Shares 57,434 Value ($000) $11,985 Avg Close $204.75 Range $171.93 - $251.30

Q1 2024

Shares 35,164 Value ($000) $7,756 Avg Close $203.74 Range $171.64 - $245.59

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	11,476	$4,705	$438.78	$274.97 - $544.93
Q1 2025	20,860	$6,478	$342.01	$263.68 - $441.76
Q4 2024	21,088	$6,837	$318.27	$273.06 - $378.48
Q3 2024	37,949	$10,702	$205.07	$145.05 - $297.56
Q2 2024	57,434	$11,985	$204.75	$171.93 - $251.30
Q1 2024	35,164	$7,756	$203.74	$171.64 - $245.59