Amylyx Pharmaceuticals Inc

-

Stock Issuer and Owners

Home | Sign Up | Log In
New Features
Latest Fund Raises
Related People
Fund Service Providers
Startup & Company Raises
List of Funds
Boston Firms
Boston Hedge Funds
Cornell Alumni Firms
CalPERS Portfolio
NYSCRF Portfolio
User Guide
Regulatory AUM vs AUM
LP Portfolios
Related Firms
Build a Portfolio
Comprehensive Search
Keyboard
Amylyx Pharmaceuticals Inc
TickerAMLX
CIK #0001658551
CUSIP032108508
SectorLife Sciences - Pharmaceutical Preparations
Address43 Thorndike Street, Cambridge, MA 02141
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
Amylyx Pharmaceuticals Inc 2020-07-01 30.0 M Exemption: 506(b) · Minimum: $10,000 · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001658551] 10-K
[0001658551] 10-Q
[0001658551] 3
[0001658551] 4
[0001658551] 5
[0001658551] 8-K
[0001658551] D
[0001658551] SC 13D
[0001658551] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vanguard Group Inc Amylyx Pharmaceuticals Inc [2026-01-30] 0.0
Commodore Capital LP Amylyx Pharmaceuticals Inc [2025-11-17] 0.0
FMR LLC Amylyx Pharmaceuticals Inc [2025-10-07] 0.0
Vanguard Group Inc Amylyx Pharmaceuticals Inc [2025-07-29] 0.0
BlackRock Inc Amylyx Pharmaceuticals Inc [2025-07-17] 0.0
Point72 Asset Management LP Amylyx Pharmaceuticals Inc [2025-06-25] 0.0
Adage Capital Management LP Amylyx Pharmaceuticals Inc [2025-05-12] 0.0
Point72 Asset Management LP Amylyx Pharmaceuticals Inc [2025-01-14] 0.0
Vanguard Group Inc Amylyx Pharmaceuticals Inc [2024-11-04] 4.53
Perceptive Advisors LLC Amylyx Pharmaceuticals Inc [2024-10-25] 81946.5
TCG Crossover GP II LLC Amylyx Pharmaceuticals Inc [2024-08-26] 8194.0
Panacea Innovation Ltd Amylyx Pharmaceuticals Inc [2024-03-11] 8194.0
BlackRock Inc Amylyx Pharmaceuticals Inc [2024-01-29] 5.9
Point72 Asset Management LP Amylyx Pharmaceuticals Inc [2023-12-11] 4.7
Goldman Sachs Group Inc Amylyx Pharmaceuticals Inc [2023-06-09] 5.4
BlackRock Inc Amylyx Pharmaceuticals Inc [2023-02-13] 5.5
Vanguard Group Inc Amylyx Pharmaceuticals Inc [2023-02-09] 6.58
Millennium Management LLC Amylyx Pharmaceuticals Inc [2022-09-21] 2.8
Perceptive Advisors LLC Amylyx Pharmaceuticals Inc [2022-06-21] 5.1
Morningside Venture Investments Ltd Amylyx Pharmaceuticals Inc [2022-01-25] 18.9
Viking Global Investors LP Amylyx Pharmaceuticals Inc [2022-01-21] 12.4
Form 3/4/5 Filer 2011 - 2026
Amylyx Pharmaceuticals Inc
Zeiher Bernhardt G
Firestone Karen
Quimi Daphne
Milne George M Jr
Fonteyne Paul R
Klee Justin B
Cohen Joshua B
Mazzariello Gina
Frates James M
Bedrosian Camille L
Yeramian Patrick D
Olinger Margaret
Morningside Venture Investments Ltd
Viking Global Opportunities GP LLC
Viking Global Investors LP
Viking Global Opportunities Illiquid Investments Sub-Master
Viking Global Opportunities Parent GP LLC
Viking Global Opportunities Portfolio GP LLC
Halvorsen Ole Andreas
Shabet Rose Sharon
Dragsa 96 LLC
Ott David C
ALS Invest 1 BV
Cheng Isaac
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Mazzariello Gina
Stock Option (Right to Buy) · derivative
2026-03-05 Grant 111,990 $0.00
Bedrosian Camille L
Common Stock
2026-03-05 Grant 95,990 $0.00
Cohen Joshua B
Common Stock
2026-03-05 Grant 248,865 $0.00
Cohen Joshua B
Stock Option (Right to Buy) · derivative
2026-03-05 Grant 373,295 $0.00
Mazzariello Gina
Common Stock
2026-03-05 Grant 74,660 $0.00
Klee Justin B
Common Stock
2026-03-05 Grant 248,865 $0.00
Frates James M
Common Stock
2026-03-05 Grant 95,990 $0.00
Bedrosian Camille L
Stock Option (Right to Buy) · derivative
2026-03-05 Grant 143,985 $0.00
Klee Justin B
Stock Option (Right to Buy) · derivative
2026-03-05 Grant 373,295 $0.00
Frates James M
Stock Option (right to buy) · derivative
2026-03-05 Grant 143,985 $0.00
Cohen Joshua B
Common Stock
2026-03-02 Sell 29,282 $14.48 424,003
Mazzariello Gina
Common Stock
2026-03-02 Sell 6,844 $14.52 99,375
Frates James M
Common Stock
2026-03-02 Sell 7,909 $14.52 114,839
Bedrosian Camille L
Common Stock
2026-03-02 Sell 6,461 $14.58 94,201
Klee Justin B
Common Stock
2026-03-02 Sell 29,282 $14.47 423,711
Mazzariello Gina
Common Stock
2026-02-23 Sell 3,419 $14.14 48,345
Klee Justin B
Common Stock
2026-02-02 Sell 15,500 $14.69 227,695
Mazzariello Gina
Common Stock
2026-02-02 Sell 3,448 $14.65 50,513
Cohen Joshua B
Common Stock
2026-02-02 Sell 15,500 $14.68 227,540
Frates James M
Common Stock
2026-02-02 Sell 3,557 $14.65 52,110
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 173 115,035,281
2025-12-31 181 112,422,735
2025-09-30 173 110,858,922
2025-06-30 131 81,316,542
2025-03-31 137 73,964,566
2024-12-31 126 50,094,696
2024-09-30 114 42,343,120
2024-06-30 124 43,316,289
2024-03-31 153 61,825,369
2023-12-31 185 66,416,694
2023-09-30 174 59,076,881
2023-06-30 159 56,338,288
Form 13F Holdings
Firm Period DFND Voting Shares
Moody Aldrich Partners LLC [2026-06-30] SOLE 23,480 57,802
PSP Research LLC [2026-06-30] SOLE 0 10,838
Valeo Financial Advisors LLC [2026-06-30] SOLE 10,045 10,045
Eastern Bank [2026-06-30] SOLE 721 721
Gamma Investing LLC [2026-06-30] DFND 433 433
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 420 420
Physician Wealth Advisors Inc [2026-06-30] SOLE 0 274
Farther Finance Advisors LLC [2026-06-30] SOLE 0 259
Salem Investment Counselors Inc [2026-06-30] SOLE 0 55
Prev | Page 1 | Next
Terms | Privacy | Providers | Companies | Guide
tony@aum13f.com