DUOLINGO INC

Ticker: DUOL CUSIP: 26603R106 Class: EQTY

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

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

Q2 2022

Shares 378,375 Value ($000) $33,127 Avg Close $88.33 Range $60.50 - $106.43

Q1 2022

Shares 257,500 Value ($000) $24,491 Avg Close $90.31 Range $64.81 - $108.92

Q4 2021

Shares 257,500 Value ($000) $27,323 Avg Close $137.73 Range $94.50 - $191.82

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2022	378,375	$33,127	$88.33	$60.50 - $106.43
Q1 2022	257,500	$24,491	$90.31	$64.81 - $108.92
Q4 2021	257,500	$27,323	$137.73	$94.50 - $191.82