AMYLYX PHARMACEUTICALS INC

Ticker: AMLX CUSIP: 03237H101 Class: Common Stock

Avidity Partners Management LP's Holding History (CIK: 0001791827)

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

Q4 2023

Shares 64,501 Value ($000) $949 Avg Close $15.33 Range $11.82 - $18.88

Q3 2023

Shares 1,756,940 Value ($000) $32,170 Avg Close $21.15 Range $17.80 - $25.48

Q2 2023

Shares 901,400 Value ($000) $19,443 Avg Close $27.01 Range $20.79 - $31.77

Q1 2023

Shares 900,000 Value ($000) $26,406 Avg Close $34.74 Range $26.64 - $41.93

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	64,501	$949	$15.33	$11.82 - $18.88
Q3 2023	1,756,940	$32,170	$21.15	$17.80 - $25.48
Q2 2023	901,400	$19,443	$27.01	$20.79 - $31.77
Q1 2023	900,000	$26,406	$34.74	$26.64 - $41.93