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Side-by-side financial comparison of Arcellx, Inc. (ACLX) and HALOZYME THERAPEUTICS, INC. (HALO). Click either name above to swap in a different company.

HALOZYME THERAPEUTICS, INC. is the larger business by last-quarter revenue ($451.8M vs $1.7M, roughly 273.1× Arcellx, Inc.). HALOZYME THERAPEUTICS, INC. runs the higher net margin — -31.3% vs -3513.4%, a 3482.1% gap on every dollar of revenue. On growth, HALOZYME THERAPEUTICS, INC. posted the faster year-over-year revenue change (51.6% vs -89.2%). HALOZYME THERAPEUTICS, INC. produced more free cash flow last quarter ($217.6M vs $-58.9M). Over the past eight quarters, HALOZYME THERAPEUTICS, INC.'s revenue compounded faster (51.9% CAGR vs -79.5%).

Arcellx, Inc. is a clinical-stage biotechnology company that develops innovative chimeric antigen receptor T (CAR-T) cell therapies for treating hard-to-treat cancers including hematologic malignancies and solid tumors. Its core pipeline targets unmet oncology medical needs, serving global patient populations and partnering with life sciences stakeholders.

Halozyme Therapeutics, Inc. is an American biotechnology company. It develops oncology therapies designed to target the tumor microenvironment.

ACLX vs HALO — Head-to-Head

Bigger by revenue
HALO
HALO
273.1× larger
HALO
$451.8M
$1.7M
ACLX
Growing faster (revenue YoY)
HALO
HALO
+140.8% gap
HALO
51.6%
-89.2%
ACLX
Higher net margin
HALO
HALO
3482.1% more per $
HALO
-31.3%
-3513.4%
ACLX
More free cash flow
HALO
HALO
$276.5M more FCF
HALO
$217.6M
$-58.9M
ACLX
Faster 2-yr revenue CAGR
HALO
HALO
Annualised
HALO
51.9%
-79.5%
ACLX

Income Statement — Q4 2025 vs Q4 2025

Metric
ACLX
ACLX
HALO
HALO
Revenue
$1.7M
$451.8M
Net Profit
$-58.1M
$-141.6M
Gross Margin
82.6%
Operating Margin
-3850.2%
-20.6%
Net Margin
-3513.4%
-31.3%
Revenue YoY
-89.2%
51.6%
Net Profit YoY
-23.4%
-203.3%
EPS (diluted)
$-1.01
$-1.13

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ACLX
ACLX
HALO
HALO
Q4 25
$1.7M
$451.8M
Q3 25
$4.9M
$354.3M
Q2 25
$7.6M
$325.7M
Q1 25
$8.1M
$264.9M
Q4 24
$15.3M
$298.0M
Q3 24
$26.0M
$290.1M
Q2 24
$27.4M
$231.4M
Q1 24
$39.3M
$195.9M
Net Profit
ACLX
ACLX
HALO
HALO
Q4 25
$-58.1M
$-141.6M
Q3 25
$-55.8M
$175.2M
Q2 25
$-52.8M
$165.2M
Q1 25
$-62.3M
$118.1M
Q4 24
$-47.1M
$137.0M
Q3 24
$-25.9M
$137.0M
Q2 24
$-27.2M
$93.2M
Q1 24
$-7.2M
$76.8M
Gross Margin
ACLX
ACLX
HALO
HALO
Q4 25
82.6%
Q3 25
84.4%
Q2 25
85.8%
Q1 25
81.7%
Q4 24
85.9%
Q3 24
83.0%
Q2 24
82.9%
Q1 24
85.5%
Operating Margin
ACLX
ACLX
HALO
HALO
Q4 25
-3850.2%
-20.6%
Q3 25
-1248.3%
61.5%
Q2 25
-777.4%
62.2%
Q1 25
-847.6%
53.4%
Q4 24
-348.2%
58.9%
Q3 24
-129.1%
56.3%
Q2 24
-127.8%
50.7%
Q1 24
-40.3%
48.8%
Net Margin
ACLX
ACLX
HALO
HALO
Q4 25
-3513.4%
-31.3%
Q3 25
-1127.1%
49.5%
Q2 25
-698.6%
50.7%
Q1 25
-766.0%
44.6%
Q4 24
-308.4%
46.0%
Q3 24
-99.4%
47.2%
Q2 24
-99.3%
40.3%
Q1 24
-18.3%
39.2%
EPS (diluted)
ACLX
ACLX
HALO
HALO
Q4 25
$-1.01
$-1.13
Q3 25
$-0.99
$1.43
Q2 25
$-0.94
$1.33
Q1 25
$-1.13
$0.93
Q4 24
$-0.87
$1.06
Q3 24
$-0.48
$1.05
Q2 24
$-0.51
$0.72
Q1 24
$-0.14
$0.60

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ACLX
ACLX
HALO
HALO
Cash + ST InvestmentsLiquidity on hand
$450.3M
$133.8M
Total DebtLower is stronger
$2.1B
Stockholders' EquityBook value
$402.4M
$48.8M
Total Assets
$604.0M
$2.5B
Debt / EquityLower = less leverage
43.89×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACLX
ACLX
HALO
HALO
Q4 25
$450.3M
$133.8M
Q3 25
$461.4M
$419.7M
Q2 25
$453.1M
$61.9M
Q1 25
$543.3M
$176.3M
Q4 24
$587.4M
$115.8M
Q3 24
$574.3M
$154.3M
Q2 24
$516.7M
$187.9M
Q1 24
$573.9M
$164.6M
Total Debt
ACLX
ACLX
HALO
HALO
Q4 25
$2.1B
Q3 25
$1.5B
Q2 25
$1.5B
Q1 25
$1.5B
Q4 24
$1.5B
Q3 24
$1.5B
Q2 24
$1.5B
Q1 24
$1.5B
Stockholders' Equity
ACLX
ACLX
HALO
HALO
Q4 25
$402.4M
$48.8M
Q3 25
$440.8M
$503.9M
Q2 25
$392.2M
$332.7M
Q1 25
$416.9M
$482.3M
Q4 24
$454.8M
$363.8M
Q3 24
$483.0M
$452.7M
Q2 24
$487.2M
$289.4M
Q1 24
$496.6M
$177.8M
Total Assets
ACLX
ACLX
HALO
HALO
Q4 25
$604.0M
$2.5B
Q3 25
$655.9M
$2.2B
Q2 25
$619.1M
$2.1B
Q1 25
$648.1M
$2.2B
Q4 24
$711.3M
$2.1B
Q3 24
$764.9M
$2.1B
Q2 24
$734.3M
$2.0B
Q1 24
$779.7M
$1.8B
Debt / Equity
ACLX
ACLX
HALO
HALO
Q4 25
43.89×
Q3 25
3.00×
Q2 25
4.54×
Q1 25
3.13×
Q4 24
4.14×
Q3 24
3.32×
Q2 24
5.19×
Q1 24
8.44×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ACLX
ACLX
HALO
HALO
Operating Cash FlowLast quarter
$-58.2M
$219.0M
Free Cash FlowOCF − Capex
$-58.9M
$217.6M
FCF MarginFCF / Revenue
-3563.4%
48.2%
Capex IntensityCapex / Revenue
46.2%
0.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-212.6M
$644.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACLX
ACLX
HALO
HALO
Q4 25
$-58.2M
$219.0M
Q3 25
$-49.2M
$178.6M
Q2 25
$-39.7M
$99.7M
Q1 25
$-63.1M
$154.2M
Q4 24
$-46.0M
$178.5M
Q3 24
$30.7M
$115.4M
Q2 24
$-36.2M
$55.8M
Q1 24
$-31.9M
$129.4M
Free Cash Flow
ACLX
ACLX
HALO
HALO
Q4 25
$-58.9M
$217.6M
Q3 25
$-49.5M
$175.6M
Q2 25
$-40.2M
$98.1M
Q1 25
$-63.9M
$153.3M
Q4 24
$-47.5M
$175.4M
Q3 24
$28.4M
$113.9M
Q2 24
$-39.5M
$53.2M
Q1 24
$-38.3M
$125.9M
FCF Margin
ACLX
ACLX
HALO
HALO
Q4 25
-3563.4%
48.2%
Q3 25
-1000.3%
49.6%
Q2 25
-532.4%
30.1%
Q1 25
-786.4%
57.9%
Q4 24
-311.3%
58.9%
Q3 24
109.2%
39.3%
Q2 24
-144.1%
23.0%
Q1 24
-97.7%
64.3%
Capex Intensity
ACLX
ACLX
HALO
HALO
Q4 25
46.2%
0.3%
Q3 25
6.0%
0.9%
Q2 25
6.4%
0.5%
Q1 25
9.6%
0.4%
Q4 24
9.8%
1.0%
Q3 24
8.8%
0.5%
Q2 24
11.7%
1.1%
Q1 24
16.4%
1.8%
Cash Conversion
ACLX
ACLX
HALO
HALO
Q4 25
Q3 25
1.02×
Q2 25
0.60×
Q1 25
1.31×
Q4 24
1.30×
Q3 24
0.84×
Q2 24
0.60×
Q1 24
1.68×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

ACLX
ACLX

Segment breakdown not available.

HALO
HALO

Royalty$258.0M57%
Products$122.7M27%
Proprietary Products Sales$59.6M13%
Device Partnered Products$12.9M3%

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