AMLX
Amylyx Pharmaceuticals, Inc. Common Stock
Nasdaq · usd
Amylyx Pharmaceuticals, Inc. Common Stock (AMLX) trades at $30.29 (+1.44%) as of 7:30:03 PM EST on Nov 13, 2026, +9.55% over the past month. Market cap is $3.84B, with 10.5 days to cover in short interest.
Stock performance
How Amylyx Pharmaceuticals, Inc. Common Stock (AMLX) stock has performed from one day to one year, with its 52-week range.
- 1D
- +1.44%
- 1W
- +2.68%
- 1M
- +9.55%
- YTD
- +150.75%
- 1Y
- +138.69%
- 52-wk range
- $10.83 – $41.14
Key statistics
Today's trading snapshot for AMLX: day range, open, previous close, volume and market cap.
- Day range
- $28.86 – $30.72
- Open
- $29.66
- Prev close
- $29.86
- Volume
- 1.62M
- Market cap
- $3.84B
- Shares out
- 111.42M
Valuation and profitability ratios: P/E, P/S, ROE
Valuation and profitability ratios for Amylyx Pharmaceuticals, Inc. Common Stock: P/E, P/S, P/B, ROE and more.
- P/E
- —
- P/S
- —
- P/B
- 5.09
- P/FCF
- —
- ROE
- -21.6%
- ROA
- -20.7%
- Debt/Equity
- 0.00
- Div yield
- 0.00%
As of Nov 12, 2026
8-K filings
Material corporate events Amylyx Pharmaceuticals, Inc. Common Stock has disclosed to the SEC on Form 8-K.
- Quarterly earningsNov 5, 2026
On November 5, 2026, Amylyx Pharmaceuticals, Inc. (the "Company") issued a press release announcing its financial results for the quarter ended September 30, 2026.
- Significant contract awardSep 8, 2026
On September 8, 2026, Amylyx Pharmaceuticals, Inc. entered into a Manufacturing and Supply Agreement with Bachem Americas, Inc. pursuant to which Bachem will manufacture and supply the Company's long-term supply requirements of avexitide drug substance for commercial use, if approved.
- Public offeringAug 20, 2026
On August 19, 2026, Amylyx Pharmaceuticals, Inc. entered into an underwriting agreement with Leerink Partners LLC, Morgan Stanley & Co. LLC, Guggenheim Securities, LLC, and LifeSci Capital LLC, as representatives of the several underwriters named therein, relating to the issuance and sale of an aggregate of 14,090,000 shares of the Company's common stock at a price to the public of $35.50 per share.
- Clinical trial resultsAug 18, 2026
LUCIDITY met the Food and Drug Administration (the "FDA")-agreed-upon primary endpoint demonstrating a 55% reduction in the composite rate of Level 2 and Level 3 hypoglycemic events compared to placebo (p=0.000003). In addition, LUCIDITY met all secondary endpoints demonstrating consistent, highly statistically significant, and clinically meaningful reductions in Level 2 hypoglycemic events by self-monitoring of blood glucose ("SMBG"), Level 2 hypoglycemic events by continuous glucose monitoring ("CGM"), and Level 3 hypoglycemic events.
- Investor presentationAug 18, 2026
Selected slides from the investor presentation used during the conference call are attached as Exhibit 99.1 to this Current Report on Form 8-K and are incorporated herein by reference.
Dividend history and stock splits
Amylyx Pharmaceuticals, Inc. Common Stock's recent dividend payments and stock splits.
Dividends
- $0.42ex-div Mar 28, 2018
- $0.36ex-div Dec 28, 2017
- $0.24ex-div Sep 28, 2017
Splits
No recent splits.
AMLX short interest
How heavily AMLX is shorted: shares short, days to cover and average daily volume.
- Days to cover
- 10.5
- Short interest
- 12.82M
- Avg volume
- 1.22M
As of · reported to FINRA twice monthly.
AMLX news
The latest news and headlines about Amylyx Pharmaceuticals, Inc. Common Stock (AMLX).
- Is GLP-1 Stock Amylyx Still a Buy After Skyrocketing 247%?positiveThe Motley Fool· Sep 1, 2026
- Global Amyotrophic Lateral Sclerosis Therapeutics Market Size/Share Worth USD 1964 Million by 2035 at 11.5% CAGR: Custom Market Insights (Analysis, Outlook, Leaders, Report, Trends, Forecast, Segmentation, Growth Rate, Value, SWOT Analysis)positiveGlobeNewswire Inc.· Feb 19, 2026
- Antisense Oligonucleotide Therapeutics Clinical Trial Pipeline Appears Robust With 70+ Key Pharma Companies Actively Working in the Domain | DelveInsightpositiveGlobeNewswire Inc.· Aug 28, 2025
- AMYLYX ALERT: Bragar Eagel & Squire, P.C. is Investigating Amylyx Pharmaceuticals, Inc. on Behalf of Long-Term Stockholders and Encourages Investors to Contact the FirmnegativeGlobeNewswire Inc.· Jul 14, 2025
- AMYLYX ALERT: Bragar Eagel & Squire, P.C. is Investigating Amylyx Pharmaceuticals, Inc. on Behalf of Long-Term Stockholders and Encourages Investors to Contact the FirmnegativeGlobeNewswire Inc.· Jul 7, 2025
Frequently asked questions
What is the Amylyx Pharmaceuticals, Inc. Common Stock (AMLX) stock price today?
Amylyx Pharmaceuticals, Inc. Common Stock (AMLX) is trading at $30.29 (+1.44% on the day) as of 7:30:03 PM EST on Nov 13, 2026. Prices are delayed at least 15 minutes; real-time quotes are available from the Massive API.
What is Amylyx Pharmaceuticals, Inc. Common Stock?
Amylyx Pharmaceuticals Inc is a clinical-stage pharmaceutical company focused on developing novel therapies for communities with high unmet medical needs. The company has preclinical and clinical development programs in endocrine conditions and neurodegenerative diseases.
What is the short interest in AMLX?
As of Oct 30, 2026, AMLX has 12.82M shares short and 10.5 days to cover.
Does Amylyx Pharmaceuticals, Inc. Common Stock (AMLX) pay a dividend?
Yes. Amylyx Pharmaceuticals, Inc. Common Stock (AMLX)'s most recent dividend was $0.42 per share, with an ex-dividend date of Mar 28, 2018. Full AMLX dividend history is available from the Massive API.
What exchange is AMLX listed on?
Amylyx Pharmaceuticals, Inc. Common Stock (AMLX) trades on Nasdaq in USD, in the PHARMACEUTICAL PREPARATIONS industry.
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