AMYLYX PHARMACEUTICALS INC

Ticker: AMLX CUSIP: 03237H101 Class: Common Stock

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q4 2025

Shares 238,812 Value ($000) $2,885 Avg Close $13.58 Range $11.69 - $16.96

Q4 2023

Shares 26,349 Value ($000) $388 Avg Close $15.33 Range $11.82 - $18.88

Q3 2023

Shares 26,349 Value ($000) $482 Avg Close $21.15 Range $17.80 - $25.48

Q2 2023

Shares 13,748 Value ($000) $297 Avg Close $27.01 Range $20.79 - $31.77

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	238,812	$2,885	$13.58	$11.69 - $16.96
Q4 2023	26,349	$388	$15.33	$11.82 - $18.88
Q3 2023	26,349	$482	$21.15	$17.80 - $25.48
Q2 2023	13,748	$297	$27.01	$20.79 - $31.77