AMYLYX PHARMACEUTICALS INC (AMLX) Stock Ownership

NASDAQ:AMLX • US03237H1014

14.01 USD
-0.01 (-0.07%)
At close: Feb 20, 2026
14.01 USD
0 (0%)
After Hours: 2/20/2026, 8:16:50 PM
AMLX Ownership Chart.AMLX Ownership Chart: showing Insider, Institutional ownership and shares available to the public.AMLX Ownership.InsiderInstitutional



Shares Outstanding109.82M
Float91.56M
Float Short Interest Percentage15.02%
Owners (insider)7.46%
Owners (institutional)94.62%
Owners (insider) change-0.19%
Owners (institutional) change2.34%
AMLX Institutional Ownership HistoryAMLX Institutional Ownership HistoryAMLX Institutional Ownership History Dec 2022 Mar 2023 Jun 2023 Sep 2023 Dec 2023 Mar 2024 Jun 2024 Sep 2024 Dec 2024 Mar 2025 Jun 2025 Sep 2025 Dec 2025 20M 40M 60M 80M 100M
AMLX Historical Insider Transactions ChartAMLX Historical Insider Buy and Sell Transactions ChartAMLX Historical Insider Transactions Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 0 200K -200K 400K
Date Name Type Shares Price Amount
Feb 2, 2026 FRATES JAMES M Open Market Sale 3557 14.65 $ 52,096.89
Feb 2, 2026 Cohen Joshua B Open Market Sale 15500 14.68 $ 227,592.70
Feb 2, 2026 Mazzariello Gina Open Market Sale 3448 14.65 $ 50,515.61
Feb 2, 2026 Klee Justin B. Open Market Sale 15500 14.69 $ 227,617.50
Jan 15, 2026 Cohen Joshua B Option Excercise 200000 7.57 $ 1,514,000.00
Jan 15, 2026 Cohen Joshua B Open Market Sale 138167 13.59 $ 1,878,093.81
Jan 15, 2026 Klee Justin B. Option Excercise 200000 7.57 $ 1,514,000.00
Jan 15, 2026 Klee Justin B. Open Market Sale 138188 13.59 $ 1,877,569.83
Jan 12, 2026 MILNE GEORGE M JR Other Disposition 17780 0.00 $ 0.00
Jan 6, 2026 FRATES JAMES M Open Market Sale 3326 11.11 $ 36,953.86
Jan 6, 2026 Cohen Joshua B Open Market Sale 7715 11.09 $ 85,596.38
Jan 6, 2026 Klee Justin B. Open Market Sale 7715 11.09 $ 85,589.44
Dec 23, 2025 Firestone Karen Open Market Purchase 8100 12.45 $ 100,845.00
Dec 1, 2025 Bedrosian Camille L Open Market Sale 6580 14.35 $ 94,418.39
Sep 30, 2025 Bedrosian Camille L Open Market Sale 12039 14.58 $ 175,517.78
Sep 30, 2025 Klee Justin B. Open Market Sale 29975 14.38 $ 430,952.12
Sep 30, 2025 Mazzariello Gina Open Market Sale 8828 14.58 $ 128,668.98
Sep 30, 2025 FRATES JAMES M Open Market Sale 10558 14.65 $ 154,650.42
Sep 30, 2025 Cohen Joshua B Open Market Sale 29933 14.35 $ 429,468.84
Aug 12, 2025 Mazzariello Gina Open Market Sale 30000 8.20 $ 246,148.50
May 22, 2025 Mazzariello Gina Other Disposition 1000 0.00 $ 0.00
Mar 31, 2025 Cohen Joshua B Open Market Sale 21490 3.47 $ 74,482.19
Mar 31, 2025 Klee Justin B. Open Market Sale 21490 3.46 $ 74,454.25
Mar 31, 2025 FRATES JAMES M Open Market Sale 10896 3.47 $ 37,805.85
Mar 31, 2025 Bedrosian Camille L Open Market Sale 12425 3.47 $ 43,082.45
Mar 31, 2025 Mazzariello Gina Open Market Sale 9192 3.48 $ 31,954.15
Mar 20, 2025 Zeiher Bernhardt G Open Market Purchase 10000 3.70 $ 37,005.00
Mar 6, 2025 Klee Justin B. Grant 180118 0.00 $ 0.00
Mar 6, 2025 Cohen Joshua B Grant 180118 0.00 $ 0.00
Mar 6, 2025 FRATES JAMES M Grant 68420 0.00 $ 0.00
Mar 6, 2025 Mazzariello Gina Grant 63851 0.00 $ 0.00
Mar 6, 2025 Bedrosian Camille L Grant 68420 0.00 $ 0.00
Mar 3, 2025 Klee Justin B. Open Market Sale 4595 3.15 $ 14,483.44
Mar 3, 2025 Cohen Joshua B Open Market Sale 4595 3.17 $ 14,549.15
Mar 3, 2025 Mazzariello Gina Open Market Sale 1611 3.12 $ 5,022.29
Feb 24, 2025 Mazzariello Gina Open Market Sale 4169 3.15 $ 13,144.86