DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025

Shares 5,557 Value ($000) $975 Avg Close $235.64 Range $166.27 - $353.00

Q3 2025

Shares 46,253 Value ($000) $14,886 Avg Close $334.45 Range $256.63 - $468.00

Q2 2025

Shares 29,556 Value ($000) $12,119 Avg Close $438.78 Range $274.97 - $544.93

Q1 2025

Shares 10,548 Value ($000) $3,275 Avg Close $342.01 Range $263.68 - $441.76

Q4 2024

Shares 18,881 Value ($000) $6,122 Avg Close $318.27 Range $273.06 - $378.48

Q3 2024

Shares 8,754 Value ($000) $2,469 Avg Close $205.07 Range $145.05 - $297.56

Q2 2024

Shares 21,081 Value ($000) $4,400 Avg Close $204.75 Range $171.93 - $251.30

Q1 2024

Shares 29,805 Value ($000) $6,574 Avg Close $203.74 Range $171.64 - $245.59

Q4 2023

Shares 35,538 Value ($000) $8,061 Avg Close $194.44 Range $140.16 - $245.87

Q3 2023

Shares 41,210 Value ($000) $6,836 Avg Close $147.08 Range $121.89 - $174.70

Q2 2023

Shares 22,691 Value ($000) $3,243 Avg Close $143.30 Range $116.82 - $168.40

Q1 2023

Shares 8,851 Value ($000) $1,262 Avg Close $102.70 Range $68.93 - $146.40

Q2 2022

Shares 4,576 Value ($000) $401 Avg Close $88.33 Range $60.50 - $106.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,557	$975	$235.64	$166.27 - $353.00
Q3 2025	46,253	$14,886	$334.45	$256.63 - $468.00
Q2 2025	29,556	$12,119	$438.78	$274.97 - $544.93
Q1 2025	10,548	$3,275	$342.01	$263.68 - $441.76
Q4 2024	18,881	$6,122	$318.27	$273.06 - $378.48
Q3 2024	8,754	$2,469	$205.07	$145.05 - $297.56
Q2 2024	21,081	$4,400	$204.75	$171.93 - $251.30
Q1 2024	29,805	$6,574	$203.74	$171.64 - $245.59
Q4 2023	35,538	$8,061	$194.44	$140.16 - $245.87
Q3 2023	41,210	$6,836	$147.08	$121.89 - $174.70
Q2 2023	22,691	$3,243	$143.30	$116.82 - $168.40
Q1 2023	8,851	$1,262	$102.70	$68.93 - $146.40
Q2 2022	4,576	$401	$88.33	$60.50 - $106.43