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Side-by-side financial comparison of IRONWOOD PHARMACEUTICALS INC (IRWD) and NATHANS FAMOUS, INC. (NATH). Click either name above to swap in a different company.

IRONWOOD PHARMACEUTICALS INC is the larger business by last-quarter revenue ($47.7M vs $34.3M, roughly 1.4× NATHANS FAMOUS, INC.). NATHANS FAMOUS, INC. runs the higher net margin — 9.0% vs -4.8%, a 13.8% gap on every dollar of revenue. On growth, NATHANS FAMOUS, INC. posted the faster year-over-year revenue change (8.9% vs -47.3%). IRONWOOD PHARMACEUTICALS INC produced more free cash flow last quarter ($74.6M vs $5.7M). Over the past eight quarters, NATHANS FAMOUS, INC.'s revenue compounded faster (8.8% CAGR vs -20.2%).

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

Nathan's Famous, Inc., is an American company that operates a chain of fast-food restaurants specializing in hot dogs. The original Nathan's restaurant stands at the corner of Surf and Stillwell avenues in the Coney Island neighborhood of Brooklyn, New York City. Its restaurants are primarily in the Northeastern United States. The company's headquarters are at One Jericho Plaza in Jericho, part of Oyster Bay, New York.

IRWD vs NATH — Head-to-Head

Bigger by revenue
IRWD
IRWD
1.4× larger
IRWD
$47.7M
$34.3M
NATH
Growing faster (revenue YoY)
NATH
NATH
+56.2% gap
NATH
8.9%
-47.3%
IRWD
Higher net margin
NATH
NATH
13.8% more per $
NATH
9.0%
-4.8%
IRWD
More free cash flow
IRWD
IRWD
$68.9M more FCF
IRWD
$74.6M
$5.7M
NATH
Faster 2-yr revenue CAGR
NATH
NATH
Annualised
NATH
8.8%
-20.2%
IRWD

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
IRWD
IRWD
NATH
NATH
Revenue
$47.7M
$34.3M
Net Profit
$-2.3M
$3.1M
Gross Margin
32.6%
Operating Margin
14.3%
14.9%
Net Margin
-4.8%
9.0%
Revenue YoY
-47.3%
8.9%
Net Profit YoY
-200.9%
-31.2%
EPS (diluted)
$0.01
$0.75

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
NATH
NATH
Q4 25
$47.7M
$34.3M
Q3 25
$122.1M
$45.7M
Q2 25
$85.2M
$47.0M
Q1 25
$41.1M
$30.8M
Q4 24
$90.5M
$31.5M
Q3 24
$91.6M
$41.1M
Q2 24
$94.4M
$44.8M
Q1 24
$74.9M
$29.0M
Net Profit
IRWD
IRWD
NATH
NATH
Q4 25
$-2.3M
$3.1M
Q3 25
$40.1M
$5.2M
Q2 25
$23.6M
$8.9M
Q1 25
$-37.4M
$4.2M
Q4 24
$2.3M
$4.5M
Q3 24
$3.6M
$6.0M
Q2 24
$-860.0K
$9.3M
Q1 24
$-4.2M
$3.9M
Gross Margin
IRWD
IRWD
NATH
NATH
Q4 25
32.6%
Q3 25
29.1%
Q2 25
39.5%
Q1 25
38.7%
Q4 24
37.9%
Q3 24
36.7%
Q2 24
43.6%
Q1 24
43.3%
Operating Margin
IRWD
IRWD
NATH
NATH
Q4 25
14.3%
14.9%
Q3 25
61.8%
16.4%
Q2 25
53.2%
27.2%
Q1 25
-70.7%
20.7%
Q4 24
34.8%
21.4%
Q3 24
28.0%
23.4%
Q2 24
26.5%
30.7%
Q1 24
14.7%
23.5%
Net Margin
IRWD
IRWD
NATH
NATH
Q4 25
-4.8%
9.0%
Q3 25
32.8%
11.4%
Q2 25
27.7%
19.0%
Q1 25
-90.9%
13.8%
Q4 24
2.5%
14.2%
Q3 24
4.0%
14.7%
Q2 24
-0.9%
20.7%
Q1 24
-5.6%
13.5%
EPS (diluted)
IRWD
IRWD
NATH
NATH
Q4 25
$0.01
$0.75
Q3 25
$0.23
$1.26
Q2 25
$0.14
$2.16
Q1 25
$-0.23
$1.03
Q4 24
$0.03
$1.10
Q3 24
$0.02
$1.47
Q2 24
$-0.01
$2.27
Q1 24
$-0.03
$0.95

Balance Sheet & Financial Strength

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

Metric
IRWD
IRWD
NATH
NATH
Cash + ST InvestmentsLiquidity on hand
$215.5M
$24.5M
Total DebtLower is stronger
$48.7M
Stockholders' EquityBook value
$-261.8M
$-15.3M
Total Assets
$396.9M
$50.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IRWD
IRWD
NATH
NATH
Q4 25
$215.5M
$24.5M
Q3 25
$140.4M
$32.2M
Q2 25
$92.9M
$26.9M
Q1 25
$108.5M
$27.8M
Q4 24
$88.6M
$23.7M
Q3 24
$88.2M
$31.2M
Q2 24
$105.5M
$26.0M
Q1 24
$121.5M
$21.0M
Total Debt
IRWD
IRWD
NATH
NATH
Q4 25
$48.7M
Q3 25
$199.5M
$49.3M
Q2 25
$199.3M
$49.9M
Q1 25
$199.2M
$50.5M
Q4 24
$199.0M
$51.1M
Q3 24
$198.8M
$59.6M
Q2 24
$198.6M
Q1 24
$398.3M
$59.6M
Stockholders' Equity
IRWD
IRWD
NATH
NATH
Q4 25
$-261.8M
$-15.3M
Q3 25
$-264.2M
$-5.9M
Q2 25
$-308.2M
$-9.3M
Q1 25
$-334.1M
$-16.5M
Q4 24
$-301.3M
$-19.0M
Q3 24
$-311.3M
$-21.3M
Q2 24
$-321.7M
$-25.5M
Q1 24
$-330.5M
$-32.9M
Total Assets
IRWD
IRWD
NATH
NATH
Q4 25
$396.9M
$50.9M
Q3 25
$396.1M
$62.9M
Q2 25
$342.9M
$63.4M
Q1 25
$327.2M
$53.5M
Q4 24
$350.9M
$48.7M
Q3 24
$389.5M
$57.7M
Q2 24
$395.6M
$58.5M
Q1 24
$438.8M
$48.9M

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
NATH
NATH
Operating Cash FlowLast quarter
$74.6M
$5.8M
Free Cash FlowOCF − Capex
$74.6M
$5.7M
FCF MarginFCF / Revenue
156.3%
16.6%
Capex IntensityCapex / Revenue
0.0%
0.2%
Cash ConversionOCF / Net Profit
1.87×
TTM Free Cash FlowTrailing 4 quarters
$127.0M
$22.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IRWD
IRWD
NATH
NATH
Q4 25
$74.6M
$5.8M
Q3 25
$47.6M
$10.2M
Q2 25
$-15.1M
$-220.0K
Q1 25
$20.0M
$6.8M
Q4 24
$15.2M
$3.6M
Q3 24
$9.9M
$9.8M
Q2 24
$33.5M
$5.0M
Q1 24
$45.0M
$6.4M
Free Cash Flow
IRWD
IRWD
NATH
NATH
Q4 25
$74.6M
$5.7M
Q3 25
$47.6M
$10.0M
Q2 25
$-15.1M
$-335.0K
Q1 25
$19.9M
$6.7M
Q4 24
$3.6M
Q3 24
$9.9M
$9.7M
Q2 24
$33.4M
$5.0M
Q1 24
$44.9M
$6.3M
FCF Margin
IRWD
IRWD
NATH
NATH
Q4 25
156.3%
16.6%
Q3 25
39.0%
21.9%
Q2 25
-17.7%
-0.7%
Q1 25
48.4%
21.9%
Q4 24
11.4%
Q3 24
10.8%
23.7%
Q2 24
35.4%
11.1%
Q1 24
60.0%
21.9%
Capex Intensity
IRWD
IRWD
NATH
NATH
Q4 25
0.0%
0.2%
Q3 25
0.0%
0.4%
Q2 25
0.0%
0.2%
Q1 25
0.1%
0.2%
Q4 24
0.0%
0.1%
Q3 24
0.0%
0.2%
Q2 24
0.1%
0.1%
Q1 24
0.1%
0.2%
Cash Conversion
IRWD
IRWD
NATH
NATH
Q4 25
1.87×
Q3 25
1.19×
1.95×
Q2 25
-0.64×
-0.02×
Q1 25
1.60×
Q4 24
6.74×
0.81×
Q3 24
2.71×
1.63×
Q2 24
0.54×
Q1 24
1.64×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IRWD
IRWD

Segment breakdown not available.

NATH
NATH

Branded Product Program$23.7M69%
Product Licensing$7.4M22%
Company Operated Restaurants$1.6M5%
Franchise Fees And Royalties$1.0M3%

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