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Compare · ALEC vs ARGX

ALEC vs ARGX

Side-by-side comparison of Alector Inc. (ALEC) and argenx SE (ARGX): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both ALEC and ARGX operate in Biotechnology: Biological Products (No Diagnostic Substances) (Health Care), so they compete in similar markets.
  • ARGX is the larger of the two at $55.32B, about 304.7x ALEC ($181.5M).
  • Over the past year, ALEC is up 13.2% and ARGX is up 52.8% - ARGX leads by 39.6 points.
  • ARGX has been more active in the news (5 items in the past 4 weeks vs 4 for ALEC).
  • Both have 25 recent analyst ratings on file.
PerformanceALEC+13.19%ARGX+52.81%
2025-06-09+0.00%2026-06-05
MetricALECARGX
Company
Alector Inc.
argenx SE
Price
$1.63-9.70%
$891.80+5.79%
Market cap
$181.5M
$55.32B
1M return
-36.45%
+10.56%
1Y return
+13.19%
+52.81%
Industry
Biotechnology: Biological Products (No Diagnostic Substances)
Biotechnology: Biological Products (No Diagnostic Substances)
Exchange
NASDAQ
NASDAQ
IPO
2019
2017
News (4w)
4
5
Recent ratings
25
25
ALEC

Alector Inc.

Alector, Inc., a clinical stage biopharmaceutical company, develops therapies for the treatment of neurodegeneration diseases. Its products include AL001, a humanized recombinant monoclonal antibody, which is in Phase III clinical trial for the treatment of frontotemporal dementia, Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis diseases; and AL101 that is in Phase I clinical trial for the treatment of neurodegenerative diseases, including Alzheimer's and Parkinson's diseases. The company also offers AL002, a product candidate that is in Phase II clinical trial for the treatment of Alzheimer's disease; and AL003, which is in Phase Ib clinical trial for the treatment of Alzheimer's disease. In addition, its products in development stage include AL044 that targets MS4A4A, a risk gene for Alzheimer's disease; and 8 candidates in immuno-neurology/immuno-oncology field comprise ADP012, ADP016, ADP017, ADP023, ADP026, ADP122, ADP009, and ADP022. Alector, Inc. has a collaboration agreement with Adimab, LLC for the research and development of antibodies. The company was founded in 2013 and is headquartered in South San Francisco, California.

ARGX

argenx SE

argenx SE, a clinical-stage biotechnology company, focuses on developing antibody-based therapies for the treatment of autoimmune diseases, hematology, and cancer. It is developing its lead product candidate, efgartigimod, for the treatment of patients with myasthenia gravis; immune thrombocytopenia in Phase III; pemphigus vulgaris in Phase III; chronic inflammatory demyelinating polyneuropathy in Phase III; and ENHANZE SC in pre-clinical stages. The company is also developing cusatuzumab in Phase II clinical stage in hematological cancer indications; ARGX-117 in phase I clinical trial with therapeutic potential in both orphan and large autoimmune inflammatory diseases; and preclinical products, including ARGX-118 for airway inflammation. Its partnered product candidates include ARGX-112 for treating skin inflammation, ARGX-116 for the treatment of dyslipidemia, and ARGX-115 for cancer immunotherapy, which are in Phase I clinical stages; and ARGX-114 for treating fibrosisand ARGX-119 for treating neuromuscular indications, which are in preclinical stage. The company has strategic partnership with AbbVie S.À.R.L. and LEO Pharma A/S; and collaboration agreement with Cilag GmbH International, Staten Biotechnology B.V., and Shire International GmbH. argenx SE was incorporated in 2008 and is based in Breda, the Netherlands.

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