AMYLYX PHARMACEUTICALS INC

Ticker: AMLX CUSIP: 03237H101 Class: Common Stock

Rockefeller Capital Management L.P.'s Holding History (CIK: 0001739439)

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

Q4 2025

Shares 261 Value ($000) $3 Avg Close $13.58 Range $11.69 - $16.96

Q3 2025

Shares 5 Value ($000) $0 Avg Close $9.41 Range $5.97 - $15.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	261	$3	$13.58	$11.69 - $16.96
Q3 2025	5	$0	$9.41	$5.97 - $15.14