DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

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

Q4 2025
Shares 2,668 Value ($000) $468 Avg Close $235.64 Range $166.27 - $353.00
Q3 2025
Shares 3,075 Value ($000) $990 Avg Close $334.45 Range $256.63 - $468.00
Q2 2025
Shares 3,437 Value ($000) $1,410 Avg Close $438.78 Range $274.97 - $544.93
Q1 2025
Shares 2,552 Value ($000) $792 Avg Close $342.01 Range $263.68 - $441.76
Q4 2024
Shares 2,258 Value ($000) $732 Avg Close $318.27 Range $273.06 - $378.48
Q3 2024
Shares 1,385 Value ($000) $391 Avg Close $205.07 Range $145.05 - $297.56
Q2 2024
Shares 1,879 Value ($000) $392 Avg Close $204.75 Range $171.93 - $251.30
Q1 2024
Shares 1,043 Value ($000) $230 Avg Close $203.74 Range $171.64 - $245.59
Q4 2023
Shares 931 Value ($000) $211 Avg Close $194.44 Range $140.16 - $245.87