Perceptive Advisors LLC Amylyx Pharmaceuticals, Inc. Transaction History

Perceptive Advisors LLC

$44.8 Billion
Q3 2025

A detailed history of Perceptive Advisors LLC transactions in Amylyx Pharmaceuticals, Inc. stock. As of the latest transaction made, Perceptive Advisors LLC holds 8,952,365 shares of AMLX stock, worth $114 Million. This represents 0.27% of its overall portfolio holdings.

Number of Shares

8,952,365

Previous 7,902,365 13.29%

Holding current value

$114 Million

Previous $50.7 Million 140.18%

% of portfolio

0.27%

Previous 2.22%

14 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$6.3 - $14.9 $6.62 Million - $15.6 Million	1,050,000 Added 13.29%	8,952,365 $122 Million
Q2 2025 Aug 14, 2025	BUY	$3.31 - $6.5 $92,736 - $182,110	28,017 Added 0.36%	7,902,365 $50.7 Million
Q1 2025 May 15, 2025	BUY	$3.0 - $4.15 $3.3 Million - $4.57 Million	1,100,000 Added 16.24%	7,874,348 $27.9 Million
Q4 2024 Feb 14, 2025	BUY	$2.94 - $7.03 $13.7 Million - $32.7 Million	4,648,699 Added 218.7%	6,774,348 $25.5 Million
Q3 2024 Nov 14, 2024	BUY	$1.65 - $3.24 $3.51 Million - $6.89 Million	2,125,649 New	2,125,649 $6.89 Million

Q1 2024 May 15, 2024	SELL	$2.71 - $19.57 $4.25 Million - $30.7 Million	-1,569,125 Reduced 83.95%	300,000 $852,000
Q4 2023 Feb 14, 2024	SELL	$12.07 - $18.46 $9.89 Million - $15.1 Million	-819,748 Reduced 30.49%	1,869,125 $27.5 Million
Q3 2023 Nov 14, 2023	SELL	$18.08 - $23.45 $39.5 Million - $51.2 Million	-2,185,046 Reduced 44.83%	2,688,873 $49.2 Million
Q2 2023 Aug 14, 2023	SELL	$20.98 - $31.42 $24.4 Million - $36.5 Million	-1,160,725 Reduced 19.23%	4,873,919 $105 Million
Q1 2023 May 15, 2023	SELL	$27.71 - $40.93 $1.49 Million - $2.2 Million	-53,689 Reduced 0.88%	6,034,644 $177 Million
Q4 2022 Feb 14, 2023	BUY	$29.75 - $39.26 $18.3 Million - $24.2 Million	616,300 Added 11.26%	6,088,333 $225 Million
Q3 2022 Nov 14, 2022	BUY	$17.15 - $30.92 $33.1 Million - $59.7 Million	1,931,625 Added 54.56%	5,472,033 $154 Million
Q2 2022 Aug 15, 2022	BUY	$6.85 - $19.93 $14.2 Million - $41.2 Million	2,066,301 Added 140.17%	3,540,408 $68.2 Million
Q1 2022 May 16, 2022	BUY	$12.85 - $32.9 $18.9 Million - $48.5 Million	1,474,107 New	1,474,107 $18.9 Million

Others Institutions Holding AMLX

# of Institutions

183

Shares Held

94.1M

Call Options Held

421K

Put Options Held

174K

View Full List

About Amylyx Pharmaceuticals, Inc.

Ticker AMLX
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 58,533,200
Market Cap $743M
Description
Amylyx Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, engages in developing various therapeutics for amyotrophic lateral sclerosis (ALS) and other neurodegenerative diseases. The company's product pipeline includes AMX0035, a dual UPR-Bax apoptosis inhibitor composed of sodium phenylbutyrate and taurursodiol for the treatment...

More about AMLX

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Perceptive Advisors LLC Amylyx Pharmaceuticals, Inc. Transaction History