DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

Y-Intercept (Hong Kong) Ltd's Holding History (CIK: 0001772875)

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

Q4 2025

Shares 34,112 Value ($000) $5,987 Avg Close $235.64 Range $166.27 - $353.00

Q3 2025

Shares 33,397 Value ($000) $10,748 Avg Close $334.45 Range $256.63 - $468.00

Q2 2025

Shares 24,238 Value ($000) $9,938 Avg Close $438.78 Range $274.97 - $544.93

Q1 2025

Shares 2,707 Value ($000) $841 Avg Close $342.01 Range $263.68 - $441.76

Q4 2024

Shares 4,991 Value ($000) $1,618 Avg Close $318.27 Range $273.06 - $378.48

Q2 2024

Shares 7,799 Value ($000) $1,627 Avg Close $204.75 Range $171.93 - $251.30

Q4 2023

Shares 2,025 Value ($000) $459 Avg Close $194.44 Range $140.16 - $245.87

Q2 2023

Shares 5,412 Value ($000) $774 Avg Close $143.30 Range $116.82 - $168.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	34,112	$5,987	$235.64	$166.27 - $353.00
Q3 2025	33,397	$10,748	$334.45	$256.63 - $468.00
Q2 2025	24,238	$9,938	$438.78	$274.97 - $544.93
Q1 2025	2,707	$841	$342.01	$263.68 - $441.76
Q4 2024	4,991	$1,618	$318.27	$273.06 - $378.48
Q2 2024	7,799	$1,627	$204.75	$171.93 - $251.30
Q4 2023	2,025	$459	$194.44	$140.16 - $245.87
Q2 2023	5,412	$774	$143.30	$116.82 - $168.40