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Side-by-side financial comparison of IRONWOOD PHARMACEUTICALS INC (IRWD) 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 $47.7M, roughly 1.3× IRONWOOD PHARMACEUTICALS INC). IRONWOOD PHARMACEUTICALS INC runs the higher net margin — -4.8% vs -18.5%, a 13.8% gap on every dollar of revenue. On growth, SILICOM LTD. posted the faster year-over-year revenue change (6.6% vs -47.3%). IRONWOOD PHARMACEUTICALS INC produced more free cash flow last quarter ($74.6M vs $-3.3M).

Ironwood Pharmaceuticals, Inc. is a publicly traded pharmaceutical company. It was originally called Microbia, Inc.

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.

IRWD vs SILC — Head-to-Head

Bigger by revenue
SILC
SILC
1.3× larger
SILC
$61.9M
$47.7M
IRWD
Growing faster (revenue YoY)
SILC
SILC
+53.9% gap
SILC
6.6%
-47.3%
IRWD
Higher net margin
IRWD
IRWD
13.8% more per $
IRWD
-4.8%
-18.5%
SILC
More free cash flow
IRWD
IRWD
$77.9M more FCF
IRWD
$74.6M
$-3.3M
SILC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IRWD
IRWD
SILC
SILC
Revenue
$47.7M
$61.9M
Net Profit
$-2.3M
$-11.5M
Gross Margin
30.6%
Operating Margin
14.3%
-19.8%
Net Margin
-4.8%
-18.5%
Revenue YoY
-47.3%
6.6%
Net Profit YoY
-200.9%
16.3%
EPS (diluted)
$0.01
$-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
IRWD
IRWD
SILC
SILC
Q4 25
$47.7M
$61.9M
Q3 25
$122.1M
Q2 25
$85.2M
Q1 25
$41.1M
Q4 24
$90.5M
$58.1M
Q3 24
$91.6M
Q2 24
$94.4M
Q1 24
$74.9M
Net Profit
IRWD
IRWD
SILC
SILC
Q4 25
$-2.3M
$-11.5M
Q3 25
$40.1M
Q2 25
$23.6M
Q1 25
$-37.4M
Q4 24
$2.3M
$-13.7M
Q3 24
$3.6M
Q2 24
$-860.0K
Q1 24
$-4.2M
Gross Margin
IRWD
IRWD
SILC
SILC
Q4 25
30.6%
Q3 25
Q2 25
Q1 25
Q4 24
28.6%
Q3 24
Q2 24
Q1 24
Operating Margin
IRWD
IRWD
SILC
SILC
Q4 25
14.3%
-19.8%
Q3 25
61.8%
Q2 25
53.2%
Q1 25
-70.7%
Q4 24
34.8%
-22.8%
Q3 24
28.0%
Q2 24
26.5%
Q1 24
14.7%
Net Margin
IRWD
IRWD
SILC
SILC
Q4 25
-4.8%
-18.5%
Q3 25
32.8%
Q2 25
27.7%
Q1 25
-90.9%
Q4 24
2.5%
-23.6%
Q3 24
4.0%
Q2 24
-0.9%
Q1 24
-5.6%
EPS (diluted)
IRWD
IRWD
SILC
SILC
Q4 25
$0.01
$-2.01
Q3 25
$0.23
Q2 25
$0.14
Q1 25
$-0.23
Q4 24
$0.03
$-2.28
Q3 24
$0.02
Q2 24
$-0.01
Q1 24
$-0.03

Balance Sheet & Financial Strength

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

Metric
IRWD
IRWD
SILC
SILC
Cash + ST InvestmentsLiquidity on hand
$215.5M
$42.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$-261.8M
$117.5M
Total Assets
$396.9M
$152.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IRWD
IRWD
SILC
SILC
Q4 25
$215.5M
$42.1M
Q3 25
$140.4M
Q2 25
$92.9M
Q1 25
$108.5M
Q4 24
$88.6M
$72.1M
Q3 24
$88.2M
Q2 24
$105.5M
Q1 24
$121.5M
Total Debt
IRWD
IRWD
SILC
SILC
Q4 25
Q3 25
$199.5M
Q2 25
$199.3M
Q1 25
$199.2M
Q4 24
$199.0M
Q3 24
$198.8M
Q2 24
$198.6M
Q1 24
$398.3M
Stockholders' Equity
IRWD
IRWD
SILC
SILC
Q4 25
$-261.8M
$117.5M
Q3 25
$-264.2M
Q2 25
$-308.2M
Q1 25
$-334.1M
Q4 24
$-301.3M
$127.8M
Q3 24
$-311.3M
Q2 24
$-321.7M
Q1 24
$-330.5M
Total Assets
IRWD
IRWD
SILC
SILC
Q4 25
$396.9M
$152.2M
Q3 25
$396.1M
Q2 25
$342.9M
Q1 25
$327.2M
Q4 24
$350.9M
$150.4M
Q3 24
$389.5M
Q2 24
$395.6M
Q1 24
$438.8M

Cash Flow & Capital Efficiency

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

Metric
IRWD
IRWD
SILC
SILC
Operating Cash FlowLast quarter
$74.6M
$-2.2M
Free Cash FlowOCF − Capex
$74.6M
$-3.3M
FCF MarginFCF / Revenue
156.3%
-5.4%
Capex IntensityCapex / Revenue
0.0%
1.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$127.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IRWD
IRWD
SILC
SILC
Q4 25
$74.6M
$-2.2M
Q3 25
$47.6M
Q2 25
$-15.1M
Q1 25
$20.0M
Q4 24
$15.2M
$18.3M
Q3 24
$9.9M
Q2 24
$33.5M
Q1 24
$45.0M
Free Cash Flow
IRWD
IRWD
SILC
SILC
Q4 25
$74.6M
$-3.3M
Q3 25
$47.6M
Q2 25
$-15.1M
Q1 25
$19.9M
Q4 24
$17.4M
Q3 24
$9.9M
Q2 24
$33.4M
Q1 24
$44.9M
FCF Margin
IRWD
IRWD
SILC
SILC
Q4 25
156.3%
-5.4%
Q3 25
39.0%
Q2 25
-17.7%
Q1 25
48.4%
Q4 24
29.9%
Q3 24
10.8%
Q2 24
35.4%
Q1 24
60.0%
Capex Intensity
IRWD
IRWD
SILC
SILC
Q4 25
0.0%
1.9%
Q3 25
0.0%
Q2 25
0.0%
Q1 25
0.1%
Q4 24
0.0%
1.6%
Q3 24
0.0%
Q2 24
0.1%
Q1 24
0.1%
Cash Conversion
IRWD
IRWD
SILC
SILC
Q4 25
Q3 25
1.19×
Q2 25
-0.64×
Q1 25
Q4 24
6.74×
Q3 24
2.71×
Q2 24
Q1 24

Financial Flow Comparison

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

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