---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-221209"
form_type: "8-K"
ticker: "ACLX"
cik: "0001786205"
company_name: "Arcellx, Inc."
filed_at: "2022-08-15T23:59:59+00:00"
generated_at: "2026-06-23T23:59:20.806890+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Arcellx Q2 net loss $32.1M; cash $307M; CART-ddBCMA shows 100% ORR

## Summary
- Net loss $32.1M vs $15.9M YoY; R&D spend $23.4M; G&A $9.2M.
- Cash, equivalents & securities $307.0M as of June 30, 2022, funding operations for at least 12 months.
- Completed $128.8M follow-on offering (8.05M shares at $16.00).
- CART-ddBCMA Phase 1: 100% ORR, 71% CR/sCR in r/r MM; no Grade ≥3 CRS at 100M CAR+ cells.
- Appointed Michelle Gilson as CFO and Maryam Abdul-Kareem as General Counsel.

## SEC filing metadata
- accession: 0001193125-22-221209
- form_type: 8-K
- ticker: ACLX
- cik: 0001786205
- company_name: Arcellx, Inc.
- filed_at: 2022-08-15T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1786205/000119312522221209/0001193125-22-221209-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1786205/000119312522221209/d256519d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-221209
- JSON: https://secwatch.observer/filing/0001193125-22-221209.json
- Plain text: https://secwatch.observer/filing/0001193125-22-221209.txt

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