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Side-by-side financial comparison of GERON CORP (GERN) and SILICOM LTD. (SILC). Click either name above to swap in a different company.

SILICOM LTD. is the larger business by last-quarter revenue ($61.9M vs $47.2M, roughly 1.3× GERON CORP). SILICOM LTD. runs the higher net margin — -18.5% vs -39.0%, a 20.5% gap on every dollar of revenue. On growth, GERON CORP posted the faster year-over-year revenue change (67.1% vs 6.6%).

Geron Corporation is a biotechnology company located in Foster City, California which specializes in developing and commercializing therapeutic products for cancer that inhibit telomerase.

Silicom Ltd. is a publicly traded company, headquartered in Israel, that specializes in the design, manufacture and marketing of connectivity solutions for a range of servers and server-based systems. Its shares are listed on the NASDAQ Global Market and on the Tel Aviv Stock Exchange. Silicom is a member of the RAD Group family of companies.

GERN vs SILC — Head-to-Head

Bigger by revenue
SILC
SILC
1.3× larger
SILC
$61.9M
$47.2M
GERN
Growing faster (revenue YoY)
GERN
GERN
+60.5% gap
GERN
67.1%
6.6%
SILC
Higher net margin
SILC
SILC
20.5% more per $
SILC
-18.5%
-39.0%
GERN

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
GERN
GERN
SILC
SILC
Revenue
$47.2M
$61.9M
Net Profit
$-18.4M
$-11.5M
Gross Margin
30.6%
Operating Margin
-29.4%
-19.8%
Net Margin
-39.0%
-18.5%
Revenue YoY
67.1%
6.6%
Net Profit YoY
30.3%
16.3%
EPS (diluted)
$-0.03
$-2.01

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
GERN
GERN
SILC
SILC
Q4 25
$61.9M
Q3 25
$47.2M
Q2 25
$49.0M
Q1 25
$39.6M
Q4 24
$58.1M
Q3 24
$28.3M
Q2 24
$882.0K
Q1 24
$304.0K
Net Profit
GERN
GERN
SILC
SILC
Q4 25
$-11.5M
Q3 25
$-18.4M
Q2 25
$-16.4M
Q1 25
$-19.8M
Q4 24
$-13.7M
Q3 24
$-26.4M
Q2 24
$-67.4M
Q1 24
$-55.4M
Gross Margin
GERN
GERN
SILC
SILC
Q4 25
30.6%
Q3 25
Q2 25
Q1 25
Q4 24
28.6%
Q3 24
Q2 24
Q1 24
Operating Margin
GERN
GERN
SILC
SILC
Q4 25
-19.8%
Q3 25
-29.4%
Q2 25
-25.4%
Q1 25
-42.2%
Q4 24
-22.8%
Q3 24
-99.8%
Q2 24
-7860.9%
Q1 24
-18465.1%
Net Margin
GERN
GERN
SILC
SILC
Q4 25
-18.5%
Q3 25
-39.0%
Q2 25
-33.4%
Q1 25
-50.1%
Q4 24
-23.6%
Q3 24
-93.5%
Q2 24
-7639.8%
Q1 24
-18220.4%
EPS (diluted)
GERN
GERN
SILC
SILC
Q4 25
$-2.01
Q3 25
$-0.03
Q2 25
$-0.02
Q1 25
$-0.03
Q4 24
$-2.28
Q3 24
$-0.04
Q2 24
$-0.10
Q1 24
$-0.09

Balance Sheet & Financial Strength

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

Metric
GERN
GERN
SILC
SILC
Cash + ST InvestmentsLiquidity on hand
$78.1M
$42.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$248.7M
$117.5M
Total Assets
$567.4M
$152.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GERN
GERN
SILC
SILC
Q4 25
$42.1M
Q3 25
$78.1M
Q2 25
$77.7M
Q1 25
$83.7M
Q4 24
$72.1M
Q3 24
$60.3M
Q2 24
$116.9M
Q1 24
$189.8M
Stockholders' Equity
GERN
GERN
SILC
SILC
Q4 25
$117.5M
Q3 25
$248.7M
Q2 25
$259.5M
Q1 25
$268.2M
Q4 24
$127.8M
Q3 24
$292.3M
Q2 24
$306.7M
Q1 24
$344.9M
Total Assets
GERN
GERN
SILC
SILC
Q4 25
$152.2M
Q3 25
$567.4M
Q2 25
$555.2M
Q1 25
$562.5M
Q4 24
$150.4M
Q3 24
$444.9M
Q2 24
$449.4M
Q1 24
$482.1M

Cash Flow & Capital Efficiency

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

Metric
GERN
GERN
SILC
SILC
Operating Cash FlowLast quarter
$-13.6M
$-2.2M
Free Cash FlowOCF − Capex
$-3.3M
FCF MarginFCF / Revenue
-5.4%
Capex IntensityCapex / Revenue
1.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GERN
GERN
SILC
SILC
Q4 25
$-2.2M
Q3 25
$-13.6M
Q2 25
$-27.4M
Q1 25
$-48.0M
Q4 24
$18.3M
Q3 24
$-58.9M
Q2 24
$-53.5M
Q1 24
$-62.3M
Free Cash Flow
GERN
GERN
SILC
SILC
Q4 25
$-3.3M
Q3 25
Q2 25
Q1 25
Q4 24
$17.4M
Q3 24
Q2 24
$-53.7M
Q1 24
$-62.9M
FCF Margin
GERN
GERN
SILC
SILC
Q4 25
-5.4%
Q3 25
Q2 25
Q1 25
Q4 24
29.9%
Q3 24
Q2 24
-6086.6%
Q1 24
-20680.3%
Capex Intensity
GERN
GERN
SILC
SILC
Q4 25
1.9%
Q3 25
Q2 25
Q1 25
Q4 24
1.6%
Q3 24
0.0%
Q2 24
23.4%
Q1 24
202.3%

Financial Flow Comparison

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

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