---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-044879"
form_type: "8-K"
ticker: "ACLX"
cik: "0001786205"
company_name: "Arcellx, Inc."
filed_at: "2022-02-17T23:59:59+00:00"
generated_at: "2026-06-27T07:07:17.158950+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Arcellx enters $24.5M manufacturing SOW with Lonza for CART-ddBCMA

## Summary
- Statement of work effective Feb 16, 2022 for technology transfer and cGMP manufacturing of CART-ddBCMA and other pipeline products.
- Total payments aggregating approximately $24.5 million in 2022, including creditable upfront and milestone payments.
- Term from February 1, 2022 to December 31, 2024, unless earlier terminated or extended.
- Non-cancellable for first six months; potential termination costs aggregate up to approximately $35 million.
- Either party may terminate for uncured material breach; Company pays non-cancellable costs on breach.

## SEC filing metadata
- accession: 0001193125-22-044879
- form_type: 8-K
- ticker: ACLX
- cik: 0001786205
- company_name: Arcellx, Inc.
- filed_at: 2022-02-17T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1786205/000119312522044879/0001193125-22-044879-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1786205/000119312522044879/d316255d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-044879
- JSON: https://secwatch.observer/filing/0001193125-22-044879.json
- Plain text: https://secwatch.observer/filing/0001193125-22-044879.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.