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Side-by-side financial comparison of CYTOKINETICS INC (CYTK) and Gossamer Bio, Inc. (GOSS). Click either name above to swap in a different company.

CYTOKINETICS INC is the larger business by last-quarter revenue ($17.8M vs $13.8M, roughly 1.3× Gossamer Bio, Inc.). Gossamer Bio, Inc. runs the higher net margin — -342.3% vs -1030.9%, a 688.5% gap on every dollar of revenue. On growth, Gossamer Bio, Inc. posted the faster year-over-year revenue change (47.1% vs 4.9%).

Cytokinetics, Incorporated, is a biopharmaceutical company based in South San Francisco, California, that develops muscle activators and muscle inhibitors as potential treatments for people with diseases characterized by impaired or declining muscle function.

Gossamer Bio, Inc. is a clinical-stage biopharmaceutical company focused on discovering, developing and commercializing novel therapeutics for patients with serious immunology, inflammation and oncology conditions. It advances a pipeline of proprietary product candidates across multiple clinical phases, primarily serving healthcare markets in North America and other global regions.

CYTK vs GOSS — Head-to-Head

Bigger by revenue
CYTK
CYTK
1.3× larger
CYTK
$17.8M
$13.8M
GOSS
Growing faster (revenue YoY)
GOSS
GOSS
+42.2% gap
GOSS
47.1%
4.9%
CYTK
Higher net margin
GOSS
GOSS
688.5% more per $
GOSS
-342.3%
-1030.9%
CYTK

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CYTK
CYTK
GOSS
GOSS
Revenue
$17.8M
$13.8M
Net Profit
$-183.0M
$-47.2M
Gross Margin
Operating Margin
-1004.6%
-333.6%
Net Margin
-1030.9%
-342.3%
Revenue YoY
4.9%
47.1%
Net Profit YoY
-22.0%
-43.0%
EPS (diluted)
$-1.51
$-0.21

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
CYTK
CYTK
GOSS
GOSS
Q4 25
$17.8M
$13.8M
Q3 25
$13.3M
Q2 25
$66.8M
Q4 24
$16.9M
Q2 24
$95.8M
Q1 24
$0
Q3 23
$0
Q2 23
$0
Net Profit
CYTK
CYTK
GOSS
GOSS
Q4 25
$-183.0M
$-47.2M
Q3 25
$-48.2M
Q2 25
$-134.4M
Q4 24
$-150.0M
Q2 24
$49.2M
Q1 24
$-41.9M
Q3 23
$-40.0M
Q2 23
$-42.5M
Operating Margin
CYTK
CYTK
GOSS
GOSS
Q4 25
-1004.6%
-333.6%
Q3 25
-369.4%
Q2 25
-167.0%
Q4 24
-821.4%
Q2 24
54.3%
Q1 24
Q3 23
Q2 23
Net Margin
CYTK
CYTK
GOSS
GOSS
Q4 25
-1030.9%
-342.3%
Q3 25
-362.7%
Q2 25
-201.2%
Q4 24
-886.3%
Q2 24
51.4%
Q1 24
Q3 23
Q2 23
EPS (diluted)
CYTK
CYTK
GOSS
GOSS
Q4 25
$-1.51
$-0.21
Q3 25
$-0.21
Q2 25
$-1.12
Q4 24
$-1.26
Q2 24
$0.22
Q1 24
$-0.19
Q3 23
$-0.21
Q2 23
$-0.45

Balance Sheet & Financial Strength

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

Metric
CYTK
CYTK
GOSS
GOSS
Cash + ST InvestmentsLiquidity on hand
$122.5M
$136.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$-659.6M
$-122.8M
Total Assets
$1.4B
$172.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CYTK
CYTK
GOSS
GOSS
Q4 25
$122.5M
$136.9M
Q3 25
$180.2M
Q2 25
$74.9M
Q4 24
$94.9M
Q2 24
$354.5M
Q1 24
$244.4M
Q3 23
$328.9M
Q2 23
$162.1M
Total Debt
CYTK
CYTK
GOSS
GOSS
Q4 25
Q3 25
Q2 25
$609.7M
Q4 24
$619.5M
Q2 24
Q1 24
Q3 23
Q2 23
Stockholders' Equity
CYTK
CYTK
GOSS
GOSS
Q4 25
$-659.6M
$-122.8M
Q3 25
$-82.3M
Q2 25
$-368.7M
Q4 24
$-135.4M
Q2 24
$81.5M
Q1 24
$26.7M
Q3 23
$104.6M
Q2 23
$-62.8M
Total Assets
CYTK
CYTK
GOSS
GOSS
Q4 25
$1.4B
$172.2M
Q3 25
$208.8M
Q2 25
$1.2B
Q4 24
$1.4B
Q2 24
$373.4M
Q1 24
$259.4M
Q3 23
$347.9M
Q2 23
$181.7M

Cash Flow & Capital Efficiency

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

Metric
CYTK
CYTK
GOSS
GOSS
Operating Cash FlowLast quarter
$-142.7M
$-48.3M
Free Cash FlowOCF − Capex
$-148.3M
FCF MarginFCF / Revenue
-835.2%
Capex IntensityCapex / Revenue
31.8%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-438.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CYTK
CYTK
GOSS
GOSS
Q4 25
$-142.7M
$-48.3M
Q3 25
$-36.2M
Q2 25
$-128.2M
Q4 24
$-65.6M
Q2 24
$116.3M
Q1 24
$-52.3M
Q3 23
$-34.5M
Q2 23
$-38.3M
Free Cash Flow
CYTK
CYTK
GOSS
GOSS
Q4 25
$-148.3M
Q3 25
Q2 25
$-132.4M
Q4 24
$-66.9M
Q2 24
Q1 24
Q3 23
Q2 23
FCF Margin
CYTK
CYTK
GOSS
GOSS
Q4 25
-835.2%
Q3 25
Q2 25
-198.3%
Q4 24
-395.0%
Q2 24
Q1 24
Q3 23
Q2 23
Capex Intensity
CYTK
CYTK
GOSS
GOSS
Q4 25
31.8%
0.0%
Q3 25
0.0%
Q2 25
6.2%
Q4 24
7.6%
Q2 24
0.0%
Q1 24
Q3 23
Q2 23
Cash Conversion
CYTK
CYTK
GOSS
GOSS
Q4 25
Q3 25
Q2 25
Q4 24
Q2 24
2.36×
Q1 24
Q3 23
Q2 23

Financial Flow Comparison

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

Revenue Breakdown by Segment

CYTK
CYTK

Other$9.1M51%
Collaboration Revenues$8.7M49%

GOSS
GOSS

Segment breakdown not available.

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