DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q4 2025

Shares 9,564 Value ($000) $1,678 Avg Close $235.64 Range $166.27 - $353.00

Q3 2025

Shares 12,777 Value ($000) $4,112 Avg Close $334.45 Range $256.63 - $468.00

Q2 2025

Shares 13,874 Value ($000) $5,689 Avg Close $438.78 Range $274.97 - $544.93

Q1 2025

Shares 15,247 Value ($000) $4,735 Avg Close $342.01 Range $263.68 - $441.76

Q4 2024

Shares 15,671 Value ($000) $5,081 Avg Close $318.27 Range $273.06 - $378.48

Q3 2024

Shares 16,261 Value ($000) $4,586 Avg Close $205.07 Range $145.05 - $297.56

Q2 2024

Shares 17,994 Value ($000) $3,755 Avg Close $204.75 Range $171.93 - $251.30

Q1 2024

Shares 5,260 Value ($000) $1,160 Avg Close $203.74 Range $171.64 - $245.59

Q4 2023

Shares 5,237 Value ($000) $1,188 Avg Close $194.44 Range $140.16 - $245.87

Q3 2023

Shares 93 Value ($000) $16 Avg Close $147.08 Range $121.89 - $174.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,564	$1,678	$235.64	$166.27 - $353.00
Q3 2025	12,777	$4,112	$334.45	$256.63 - $468.00
Q2 2025	13,874	$5,689	$438.78	$274.97 - $544.93
Q1 2025	15,247	$4,735	$342.01	$263.68 - $441.76
Q4 2024	15,671	$5,081	$318.27	$273.06 - $378.48
Q3 2024	16,261	$4,586	$205.07	$145.05 - $297.56
Q2 2024	17,994	$3,755	$204.75	$171.93 - $251.30
Q1 2024	5,260	$1,160	$203.74	$171.64 - $245.59
Q4 2023	5,237	$1,188	$194.44	$140.16 - $245.87
Q3 2023	93	$16	$147.08	$121.89 - $174.70