Private company

Arcellx, Inc.

Last updated Oct 16, 2026.

Overview

  • IndustryBiological Products, (No Diagnostic Substances)
  • HeadquartersDE
  • Incorporated inDE2
  • Business address800 Bridge Parkway, Redwood City, Ca 940652
  • Filer categoryLarge accelerated filer2

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2025

-1135.6%Operating margin3
-1027.3%Net margin3
-79.4%Revenue growth, 20253
-56.9%Return on equity3
-$212.6MFree cash flow3

Where the money goes

Where each dollar of revenue went, fiscal 2025

  • Research and development100¢$157.6M
  • Income tax0¢$69.0K

Out of $22.3M in revenue.3 The company lost money this year.

Financial statements

Revenue3$22.3M in 2025−80% since 2023
0$50.0M$100.0M$150.0M2023: $110.3M$110.3M20232024: $107.9M$107.9M2024−2%2025: $22.3M$22.3M2025−79%
Operating income453-$253.1M in 2025+289% since 2021
-$300.0M-$200.0M-$100.0M02021: -$65.0M-$65.0M20212022: -$191.3M-$191.3M2022+194%2023: -$89.9M-$89.9M2023−53%2024: -$137.6M-$137.6M2024+53%2025: -$253.1M-$253.1M2025+84%
Net income453-$228.9M in 2025+252% since 2021
-$300.0M-$200.0M-$100.0M02021: -$65.0M-$65.0M20212022: -$188.7M-$188.7M2022+190%2023: -$70.7M-$70.7M2023−63%2024: -$107.3M-$107.3M2024+52%2025: -$228.9M-$228.9M2025+113%
Fiscal year202020212022202320242025
Revenue$110.3M3$107.9M3$22.3M3
Research and development$46.9M4$149.6M5$133.8M3$157.1M3$157.6M3
Operating income-$65.0M4-$191.3M5-$89.9M3-$137.6M3-$253.1M3
Income tax$04$04$663.0K3$2.1M3$69.0K3
Net income-$65.0M4-$188.7M5-$70.7M3-$107.3M3-$228.9M3
Earnings per share-$145.554-$5.195-$1.473-$2.003-$4.073
Earnings per share (diluted)-$145.554-$5.195-$1.473-$2.003-$4.073

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Recent filings

  1. Apr 28, 20268-K
  2. Apr 28, 20264
  3. Apr 28, 20264
  4. Apr 28, 20264
  5. Apr 28, 20264
  6. Apr 28, 20264
  7. Apr 28, 20264
  8. Apr 28, 20264
  9. Apr 28, 20264
  10. Apr 28, 20264
  11. Apr 28, 20264
  12. Apr 24, 202610-K/A
  13. Apr 17, 20264
  14. Mar 19, 20264
  15. Mar 4, 20264

Every filing from the last three years, summarized. The full record is on SEC EDGAR.1