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

Apellis Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($199.9M vs $113.0M, roughly 1.8× VICOR CORP). VICOR CORP runs the higher net margin — 18.3% vs -29.5%, a 47.8% gap on every dollar of revenue. On growth, VICOR CORP posted the faster year-over-year revenue change (20.2% vs -5.9%). Over the past eight quarters, VICOR CORP's revenue compounded faster (14.7% CAGR vs 7.7%).

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.

Vicor Corporation is a manufacturer of power modules headquartered in Andover, Massachusetts.

APLS vs VICR — Head-to-Head

Bigger by revenue
APLS
APLS
1.8× larger
APLS
$199.9M
$113.0M
VICR
Growing faster (revenue YoY)
VICR
VICR
+26.2% gap
VICR
20.2%
-5.9%
APLS
Higher net margin
VICR
VICR
47.8% more per $
VICR
18.3%
-29.5%
APLS
Faster 2-yr revenue CAGR
VICR
VICR
Annualised
VICR
14.7%
7.7%
APLS

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
APLS
APLS
VICR
VICR
Revenue
$199.9M
$113.0M
Net Profit
$-59.0M
$20.7M
Gross Margin
Operating Margin
-25.6%
Net Margin
-29.5%
18.3%
Revenue YoY
-5.9%
20.2%
Net Profit YoY
-62.2%
713.9%
EPS (diluted)
$-0.40
$0.44

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
VICR
VICR
Q1 26
$113.0M
Q4 25
$199.9M
$107.3M
Q3 25
$458.6M
$110.4M
Q2 25
$178.5M
$96.0M
Q1 25
$166.8M
$94.0M
Q4 24
$212.5M
$96.2M
Q3 24
$196.8M
$93.2M
Q2 24
$199.7M
$85.9M
Net Profit
APLS
APLS
VICR
VICR
Q1 26
$20.7M
Q4 25
$-59.0M
$46.5M
Q3 25
$215.7M
$28.3M
Q2 25
$-42.2M
$41.2M
Q1 25
$-92.2M
$2.5M
Q4 24
$-36.4M
$10.2M
Q3 24
$-57.4M
$11.6M
Q2 24
$-37.7M
$-1.2M
Gross Margin
APLS
APLS
VICR
VICR
Q1 26
Q4 25
55.4%
Q3 25
57.5%
Q2 25
95.9%
Q1 25
47.2%
Q4 24
52.4%
Q3 24
49.1%
Q2 24
49.8%
Operating Margin
APLS
APLS
VICR
VICR
Q1 26
Q4 25
-25.6%
14.6%
Q3 25
48.7%
18.9%
Q2 25
-18.6%
47.3%
Q1 25
-50.0%
-0.2%
Q4 24
-12.3%
9.6%
Q3 24
-24.0%
5.8%
Q2 24
-14.7%
0.2%
Net Margin
APLS
APLS
VICR
VICR
Q1 26
18.3%
Q4 25
-29.5%
43.4%
Q3 25
47.0%
25.6%
Q2 25
-23.6%
42.9%
Q1 25
-55.3%
2.7%
Q4 24
-17.1%
10.7%
Q3 24
-29.2%
12.4%
Q2 24
-18.9%
-1.4%
EPS (diluted)
APLS
APLS
VICR
VICR
Q1 26
$0.44
Q4 25
$-0.40
$1.01
Q3 25
$1.67
$0.63
Q2 25
$-0.33
$0.91
Q1 25
$-0.74
$0.06
Q4 24
$-0.30
$0.24
Q3 24
$-0.46
$0.26
Q2 24
$-0.30
$-0.03

Balance Sheet & Financial Strength

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

Metric
APLS
APLS
VICR
VICR
Cash + ST InvestmentsLiquidity on hand
$466.2M
$404.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$370.1M
$754.1M
Total Assets
$1.1B
$804.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
APLS
APLS
VICR
VICR
Q1 26
$404.2M
Q4 25
$466.2M
$402.8M
Q3 25
$479.2M
$362.4M
Q2 25
$370.0M
$338.5M
Q1 25
$358.4M
$296.1M
Q4 24
$411.3M
$277.3M
Q3 24
$396.9M
$267.6M
Q2 24
$360.1M
$251.9M
Stockholders' Equity
APLS
APLS
VICR
VICR
Q1 26
$754.1M
Q4 25
$370.1M
$711.6M
Q3 25
$401.2M
$630.1M
Q2 25
$156.3M
$608.6M
Q1 25
$164.2M
$580.3M
Q4 24
$228.5M
$570.1M
Q3 24
$237.1M
$554.6M
Q2 24
$264.3M
$537.2M
Total Assets
APLS
APLS
VICR
VICR
Q1 26
$804.9M
Q4 25
$1.1B
$785.8M
Q3 25
$1.1B
$710.2M
Q2 25
$821.4M
$693.5M
Q1 25
$807.3M
$665.0M
Q4 24
$885.1M
$641.1M
Q3 24
$901.9M
$632.8M
Q2 24
$904.5M
$613.2M

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
VICR
VICR
Operating Cash FlowLast quarter
$-14.2M
Free Cash FlowOCF − Capex
$-14.3M
FCF MarginFCF / Revenue
-7.1%
Capex IntensityCapex / Revenue
0.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$45.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
APLS
APLS
VICR
VICR
Q1 26
Q4 25
$-14.2M
$15.7M
Q3 25
$108.5M
$38.5M
Q2 25
$4.4M
$65.2M
Q1 25
$-53.4M
$20.1M
Q4 24
$19.4M
$10.1M
Q3 24
$34.1M
$22.6M
Q2 24
$-8.3M
$15.6M
Free Cash Flow
APLS
APLS
VICR
VICR
Q1 26
Q4 25
$-14.3M
$10.2M
Q3 25
$108.3M
$34.5M
Q2 25
$4.4M
$59.0M
Q1 25
$-53.4M
$15.6M
Q4 24
$19.3M
$8.4M
Q3 24
$14.1M
Q2 24
$-8.4M
$9.4M
FCF Margin
APLS
APLS
VICR
VICR
Q1 26
Q4 25
-7.1%
9.5%
Q3 25
23.6%
31.2%
Q2 25
2.5%
61.5%
Q1 25
-32.0%
16.6%
Q4 24
9.1%
8.7%
Q3 24
15.2%
Q2 24
-4.2%
11.0%
Capex Intensity
APLS
APLS
VICR
VICR
Q1 26
Q4 25
0.1%
5.2%
Q3 25
0.0%
3.6%
Q2 25
0.0%
6.5%
Q1 25
0.0%
4.8%
Q4 24
0.0%
1.8%
Q3 24
0.0%
9.1%
Q2 24
0.0%
7.2%
Cash Conversion
APLS
APLS
VICR
VICR
Q1 26
Q4 25
0.34×
Q3 25
0.50×
1.36×
Q2 25
1.58×
Q1 25
7.93×
Q4 24
0.99×
Q3 24
1.95×
Q2 24

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%

VICR
VICR

Product revenue$98.0M87%
Royalty revenue$15.0M13%

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