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Compare · ACLX vs MRNA

ACLX vs MRNA

Side-by-side comparison of Arcellx Inc. (ACLX) and Moderna Inc. (MRNA): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both ACLX and MRNA operate in Biotechnology: Biological Products (No Diagnostic Substances) (Health Care), so they compete in similar markets.
  • MRNA is the larger of the two at $18.89B, about 2.8x ACLX ($6.73B).
  • Over the past year, ACLX is up 72.0% and MRNA is up 69.2% - ACLX leads by 2.8 points.
  • MRNA has hit the wire 15 times in the past 4 weeks while ACLX has been quiet.
  • MRNA has more recent analyst coverage (25 ratings vs 24 for ACLX).
PerformanceACLX+72.01%MRNA+45.36%
2025-06-09+0.00%2026-04-27
MetricACLXMRNA
Company
Arcellx Inc.
Moderna Inc.
Price
$115.05+0.02%
$47.60+0.41%
Market cap
$6.73B
$18.89B
1M return
+0.38%
-1.99%
1Y return
+72.01%
+69.23%
Industry
Biotechnology: Biological Products (No Diagnostic Substances)
Biotechnology: Biological Products (No Diagnostic Substances)
Exchange
NASDAQ
NASDAQ
IPO
2022
2018
News (4w)
0
15
Recent ratings
24
25
ACLX

Arcellx Inc.

Arcellx, Inc., a clinical-stage biotechnology company, engages in the development of various immunotherapies for patients with cancer and other incurable diseases. The company's lead ddCAR product candidate is CART-ddBCMA, which is in phase 1 clinical trial for the treatment of patients with relapsed or refractory (r/r) multiple myeloma (MM). It is also developing ACLX-001, an immunotherapeutic combination composed of ARC-T cells and bi-valent SparX proteins targeting BCMA to treat r/r MM; ACLX-002 and ACLX-003 for treating r/r acute myeloid leukemia (AML) and myelodysplastic syndrome (MDS); and other AML/MDS product candidates, as well as solid tumor programs. The company was formerly known as Encarta Therapeutics, Inc. and changed its name to Arcellx, Inc. in January 2016. Arcellx, Inc. was incorporated in 2014 and is headquartered in Gaithersburg, Maryland.

MRNA

Moderna Inc.

Moderna, Inc., a biotechnology company, develops therapeutics and vaccines based on messenger RNA for the treatment of infectious diseases, immuno-oncology, rare diseases, cardiovascular diseases, and auto-immune diseases. As of March 9, 2021, the company had 13 programs in clinical trials and a total of 24 development programs in six modalities comprising prophylactic vaccines, cancer vaccines, intratumoral immuno-oncology, localized regenerative therapeutics, systemic secreted and cell surface therapeutics, and systemic intracellular therapeutics. The company has strategic alliances with AstraZeneca PLC, Merck & Co., Inc., Vertex Pharmaceuticals Incorporated, Vertex Pharmaceuticals (Europe) Limited, the Biomedical Advanced Research and Development Authority, the Defense Advanced Research Projects Agency, the National Institute of Allergy and Infectious Diseases, the National Institutes of Health, the Coalition for Epidemic Preparedness Innovations, and Bill & Melinda Gates Foundation. Moderna, Inc. also has collaborations with Lonza Ltd. for the manufacture of COVID-19 vaccine; and Catalent Inc., Laboratorios Farmacéuticos Rovi, S.A., Recipharm, and Lonza Group for fill-finish manufacturing of its COVID-19 vaccine candidate, as well as Aldevron, LLC for supporting COVID-19 vaccine and additional programs in company's clinical development pipeline. The company was formerly known as Moderna Therapeutics, Inc. and changed its name to Moderna, Inc. in August 2018. Moderna, Inc. was founded in 2010 and is headquartered in Cambridge, Massachusetts.

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