Type / Class
Equity / Common Stock, $0.0001 par value per share
Shares outstanding
109,540,561
Total 13F shares
112,308,316
Share change
+2,442,746
Total reported value
$1,356,738,139
Put/Call ratio
18%
Price per share
$12.08
Number of holders
178
Value change
+$21,421,387
Number of buys
106
Number of sells
70

Institutional Holders of Amylyx Pharmaceuticals, Inc. - Common Stock, $0.0001 par value per share (AMLX) as of Q4 2025

As of 31 Dec 2025, Amylyx Pharmaceuticals, Inc. - Common Stock, $0.0001 par value per share (AMLX) was held by 178 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 112,308,316 shares. The largest 10 holders included FMR LLC, BlackRock, Inc., PERCEPTIVE ADVISORS LLC, TCG Crossover Management, LLC, VANGUARD GROUP INC, Commodore Capital LP, Saturn V Capital Management LP, JANUS HENDERSON GROUP PLC, First Light Asset Management, LLC, and Driehaus Capital Management LLC. This page lists 178 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.