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Side-by-side financial comparison of Apellis Pharmaceuticals, Inc. (APLS) and IREN Ltd (IREN). Click either name above to swap in a different company.

Apellis Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($199.9M vs $184.7M, roughly 1.1× IREN Ltd). Apellis Pharmaceuticals, Inc. runs the higher net margin — -29.5% vs -84.1%, a 54.7% gap on every dollar of revenue. On growth, IREN Ltd posted the faster year-over-year revenue change (59.0% vs -5.9%). Apellis Pharmaceuticals, Inc. produced more free cash flow last quarter ($-14.3M vs $-468.0M).

Apellis Pharmaceuticals is a clinical-stage biopharmaceutical company focused on developing targeted therapies that modulate the complement system to address serious unmet medical needs. Its core products target ophthalmic conditions like geographic atrophy secondary to age-related macular degeneration, as well as rare hematological and autoimmune disorders, with primary operations in the United States and European markets.

IREN Ltd. is a vertically integrated data center business powering the future of Bitcoin, AI and beyond with renewable energy. It is strategically located in renewable-rich, fiber-connected regions across the US and Canada.

APLS vs IREN — Head-to-Head

Bigger by revenue
APLS
APLS
1.1× larger
APLS
$199.9M
$184.7M
IREN
Growing faster (revenue YoY)
IREN
IREN
+65.0% gap
IREN
59.0%
-5.9%
APLS
Higher net margin
APLS
APLS
54.7% more per $
APLS
-29.5%
-84.1%
IREN
More free cash flow
APLS
APLS
$453.8M more FCF
APLS
$-14.3M
$-468.0M
IREN

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
APLS
APLS
IREN
IREN
Revenue
$199.9M
$184.7M
Net Profit
$-59.0M
$-155.4M
Gross Margin
64.4%
Operating Margin
-25.6%
-63.0%
Net Margin
-29.5%
-84.1%
Revenue YoY
-5.9%
59.0%
Net Profit YoY
-62.2%
-610.0%
EPS (diluted)
$-0.40
$-0.52

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
APLS
APLS
IREN
IREN
Q4 25
$199.9M
$184.7M
Q3 25
$458.6M
$240.3M
Q2 25
$178.5M
Q1 25
$166.8M
Q4 24
$212.5M
$116.1M
Q3 24
$196.8M
$52.8M
Q2 24
$199.7M
Q1 24
$172.3M
$54.3M
Net Profit
APLS
APLS
IREN
IREN
Q4 25
$-59.0M
$-155.4M
Q3 25
$215.7M
$384.6M
Q2 25
$-42.2M
Q1 25
$-92.2M
Q4 24
$-36.4M
$-21.9M
Q3 24
$-57.4M
$-51.7M
Q2 24
$-37.7M
Q1 24
$-66.4M
$8.6M
Gross Margin
APLS
APLS
IREN
IREN
Q4 25
64.4%
Q3 25
66.4%
Q2 25
Q1 25
Q4 24
72.2%
Q3 24
39.6%
Q2 24
Q1 24
Operating Margin
APLS
APLS
IREN
IREN
Q4 25
-25.6%
-63.0%
Q3 25
48.7%
-31.8%
Q2 25
-18.6%
Q1 25
-50.0%
Q4 24
-12.3%
14.9%
Q3 24
-24.0%
-89.2%
Q2 24
-14.7%
Q1 24
-36.0%
11.1%
Net Margin
APLS
APLS
IREN
IREN
Q4 25
-29.5%
-84.1%
Q3 25
47.0%
160.1%
Q2 25
-23.6%
Q1 25
-55.3%
Q4 24
-17.1%
-18.8%
Q3 24
-29.2%
-98.0%
Q2 24
-18.9%
Q1 24
-38.5%
15.9%
EPS (diluted)
APLS
APLS
IREN
IREN
Q4 25
$-0.40
$-0.52
Q3 25
$1.67
$1.08
Q2 25
$-0.33
Q1 25
$-0.74
Q4 24
$-0.30
$-0.10
Q3 24
$-0.46
$-0.27
Q2 24
$-0.30
Q1 24
$-0.54
$0.00

Balance Sheet & Financial Strength

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

Metric
APLS
APLS
IREN
IREN
Cash + ST InvestmentsLiquidity on hand
$466.2M
$3.3B
Total DebtLower is stronger
Stockholders' EquityBook value
$370.1M
$2.5B
Total Assets
$1.1B
$7.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
APLS
APLS
IREN
IREN
Q4 25
$466.2M
$3.3B
Q3 25
$479.2M
$1.0B
Q2 25
$370.0M
Q1 25
$358.4M
Q4 24
$411.3M
$427.3M
Q3 24
$396.9M
$98.6M
Q2 24
$360.1M
Q1 24
$325.9M
$259.7M
Total Debt
APLS
APLS
IREN
IREN
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
$93.1M
Stockholders' Equity
APLS
APLS
IREN
IREN
Q4 25
$370.1M
$2.5B
Q3 25
$401.2M
$2.9B
Q2 25
$156.3M
Q1 25
$164.2M
Q4 24
$228.5M
$1.2B
Q3 24
$237.1M
$1.1B
Q2 24
$264.3M
Q1 24
$266.7M
$677.2M
Total Assets
APLS
APLS
IREN
IREN
Q4 25
$1.1B
$7.0B
Q3 25
$1.1B
$4.3B
Q2 25
$821.4M
Q1 25
$807.3M
Q4 24
$885.1M
$1.9B
Q3 24
$901.9M
$1.3B
Q2 24
$904.5M
Q1 24
$831.9M
$723.6M
Debt / Equity
APLS
APLS
IREN
IREN
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
0.35×

Cash Flow & Capital Efficiency

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

Metric
APLS
APLS
IREN
IREN
Operating Cash FlowLast quarter
$-14.2M
$71.7M
Free Cash FlowOCF − Capex
$-14.3M
$-468.0M
FCF MarginFCF / Revenue
-7.1%
-253.4%
Capex IntensityCapex / Revenue
0.1%
292.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$45.0M
$-701.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
APLS
APLS
IREN
IREN
Q4 25
$-14.2M
$71.7M
Q3 25
$108.5M
$142.4M
Q2 25
$4.4M
Q1 25
$-53.4M
Q4 24
$19.4M
$53.6M
Q3 24
$34.1M
$-3.9M
Q2 24
$-8.3M
Q1 24
$-133.0M
$-27.1M
Free Cash Flow
APLS
APLS
IREN
IREN
Q4 25
$-14.3M
$-468.0M
Q3 25
$108.3M
$-38.0M
Q2 25
$4.4M
Q1 25
$-53.4M
Q4 24
$19.3M
$-85.5M
Q3 24
$-109.7M
Q2 24
$-8.4M
Q1 24
$-133.3M
$-108.3M
FCF Margin
APLS
APLS
IREN
IREN
Q4 25
-7.1%
-253.4%
Q3 25
23.6%
-15.8%
Q2 25
2.5%
Q1 25
-32.0%
Q4 24
9.1%
-73.6%
Q3 24
-208.0%
Q2 24
-4.2%
Q1 24
-77.3%
-199.4%
Capex Intensity
APLS
APLS
IREN
IREN
Q4 25
0.1%
292.2%
Q3 25
0.0%
75.0%
Q2 25
0.0%
Q1 25
0.0%
Q4 24
0.0%
119.7%
Q3 24
0.0%
200.6%
Q2 24
0.0%
Q1 24
0.2%
149.5%
Cash Conversion
APLS
APLS
IREN
IREN
Q4 25
Q3 25
0.50×
0.37×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
-3.13×

Financial Flow Comparison

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

Revenue Breakdown by Segment

APLS
APLS

Syfovre$155.2M78%
Empaveli Pegcetacoplan$35.1M18%
Licensing And Other Revenue$9.6M5%

IREN
IREN

Bitcoin Mining Revenue$167.4M91%
AI Cloud Services$17.3M9%

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