Amylyx Pharmaceuticals, Inc.

NasdaqGS:AMLX Stock Report

Market Cap: US$358.8m

Amylyx Pharmaceuticals Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:AMLX Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
30 Sep 24SellUS$27,840Gina MazzarielloIndividual8,709US$3.20
30 Sep 24SellUS$59,414Joshua CohenIndividual18,589US$3.20
30 Sep 24SellUS$59,429Justin KleeIndividual18,589US$3.20
30 Sep 24SellUS$36,559Camille BedrosianIndividual11,442US$3.20
12 Sep 24BuyUS$101,368James FratesIndividual40,000US$2.53
05 Sep 24BuyUS$106,590Karen FirestoneIndividual50,000US$2.13
03 Sep 24BuyUS$219,800George MilneIndividual100,000US$2.20
15 May 24BuyUS$9,436Daphne QuimiIndividual5,000US$1.89
05 Mar 24SellUS$33,560James FratesIndividual1,792US$18.73
05 Mar 24SellUS$28,841Gina MazzarielloIndividual1,540US$18.73
05 Mar 24SellUS$77,440Justin KleeIndividual4,135US$18.73
05 Mar 24SellUS$77,440Joshua CohenIndividual4,135US$18.73
23 Feb 24SellUS$53,231Gina MazzarielloIndividual2,838US$18.76
09 Jan 24SellUS$45,915Patrick YeramianIndividual2,812US$16.33
09 Jan 24SellUS$95,372Joshua CohenIndividual5,841US$16.33
09 Jan 24SellUS$44,347James FratesIndividual2,716US$16.33
09 Jan 24SellUS$95,372Justin KleeIndividual5,841US$16.33
15 Dec 23BuyUS$59,880Karen FirestoneIndividual4,000US$14.97

Insider Trading Volume

Insider Buying: AMLX insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of AMLX?
Owner TypeNumber of SharesOwnership Percentage
General Public2,506,7623.68%
Individual Insiders6,948,31310.2%
VC/PE Firms19,197,83328.2%
Institutions39,429,56057.9%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 78.86% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
8.66%
ALS Investment Fund
5,895,280US$31.1m0%no data
6.82%
TCG Crossover Management, LLC
4,643,812US$24.5m0%2.01%
6.55%
Perceptive Advisors LLC
4,458,741US$23.5m110%0.51%
6.17%
Panacea Venture Management Co., Ltd.
4,200,000US$22.1m0%39.7%
4.54%
The Vanguard Group, Inc.
3,089,645US$16.3m-26.9%no data
4.26%
Joshua Cohen
2,898,403US$15.3m2.73%no data
4.2%
Justin Klee
2,862,093US$15.1m2.28%no data
3.74%
BlackRock, Inc.
2,548,206US$13.4m-4.55%no data
3.4%
The Morningside Group Limited
2,313,227US$12.2m0%2.49%
2.97%
Alyeska Investment Group, L.P.
2,023,420US$10.7m11%0.05%
2.94%
683 Capital Management, LLC
2,000,000US$10.5m33.2%1.03%
2.92%
Almitas Capital LLC
1,988,563US$10.5m4.45%2.37%
2.9%
abrdn plc
1,972,242US$10.4m1,570%0.01%
2.79%
Citadel Advisors LLC
1,899,560US$10.0m41.3%0.01%
2.6%
Acadian Asset Management LLC
1,770,197US$9.3m46.1%0.02%
2.06%
Nantahala Capital Management, LLC
1,404,564US$7.4m0%0.53%
2.03%
Goldman Sachs Asset Management, L.P.
1,385,420US$7.3m3.64%no data
1.69%
Farallon Capital Management, L.L.C.
1,150,221US$6.1m0%0.04%
1.29%
Connor, Clark & Lunn Investment Management Ltd.
880,745US$4.6m41.6%0.02%
1.26%
George Milne
858,571US$4.5m22.1%no data
1.13%
Bank of America Corporation, Asset Management Arm
768,901US$4.1m119%no data
1.02%
D. E. Shaw & Co., L.P.
691,066US$3.6m-47.2%no data
0.98%
Walleye Capital LLC
670,594US$3.5m987%0.03%
0.98%
Alpha Wave Global, LP
669,487US$3.5m0%0.37%
0.95%
AQR Capital Management, LLC
649,079US$3.4m-80.5%no data