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OrbiMed’s Amylyx Pharmaceuticals AMLX Stock Holding History

OrbiMed’s Portfolio AMLX Stock Details AMLX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-750,600
Closed -$10.2M – 111
2025
Q3 		$10.2M Buy
750,600
+437,400
+140% +$4.12M 0.24% 74
2025
Q2 		$2.01M Sell
313,200
-34,800
-10% -$169K 0.05% 87
2025
Q1 		$1.23M Hold
348,000
– – 0.03% 100
2024
Q4 		$1.32M Buy
+348,000
New +$1.64M 0.03% 107
2023
Q2 		– Sell
-813,500
Closed -$23.9M – 128
2023
Q1 		$23.9M Buy
+813,500
New +$28.3M 0.47% 60

Other funds holding AMLX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
PA
Perceptive Advisors New York $5.06B AUM 314.02% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
SVCM
Saturn V Capital Management Austin, Texas $552M AUM 551.78% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return