DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

Mount Lucas Management LP's Holding History (CIK: 0001185072)

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

Q4 2025

Shares 1,226 Value ($000) $215 Avg Close $235.64 Range $166.27 - $353.00

Q3 2025

Shares 1,249 Value ($000) $402 Avg Close $334.45 Range $256.63 - $468.00

Q2 2025

Shares 1,344 Value ($000) $551 Avg Close $438.78 Range $274.97 - $544.93

Q1 2025

Shares 1,982 Value ($000) $615 Avg Close $342.01 Range $263.68 - $441.76

Q4 2024

Shares 1,106 Value ($000) $359 Avg Close $318.27 Range $273.06 - $378.48

Q3 2024

Shares 1,340 Value ($000) $378 Avg Close $205.07 Range $145.05 - $297.56

Q2 2024

Shares 1,308 Value ($000) $273 Avg Close $204.75 Range $171.93 - $251.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,226	$215	$235.64	$166.27 - $353.00
Q3 2025	1,249	$402	$334.45	$256.63 - $468.00
Q2 2025	1,344	$551	$438.78	$274.97 - $544.93
Q1 2025	1,982	$615	$342.01	$263.68 - $441.76
Q4 2024	1,106	$359	$318.27	$273.06 - $378.48
Q3 2024	1,340	$378	$205.07	$145.05 - $297.56
Q2 2024	1,308	$273	$204.75	$171.93 - $251.30