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Side-by-side financial comparison of ARDELYX, INC. (ARDX) and MANNKIND CORP (MNKD). Click either name above to swap in a different company.

ARDELYX, INC. is the larger business by last-quarter revenue ($125.2M vs $112.0M, roughly 1.1× MANNKIND CORP). ARDELYX, INC. runs the higher net margin — -0.3% vs -14.2%, a 13.9% gap on every dollar of revenue. On growth, MANNKIND CORP posted the faster year-over-year revenue change (45.8% vs 7.8%). ARDELYX, INC. produced more free cash flow last quarter ($20.6M vs $-10.0M). Over the past eight quarters, ARDELYX, INC.'s revenue compounded faster (64.9% CAGR vs 30.0%).

Ardelyx, Inc. is a commercial-stage biopharmaceutical firm developing and commercializing innovative therapies for gastrointestinal, cardiorenal and metabolic diseases with high unmet medical needs. Its lead product is approved in the US for irritable bowel syndrome with constipation, and it holds a robust pipeline of early and late-stage drug candidates.

MannKind Corporation is a biopharmaceutical company focusing on the discovery, development, and commercialization of therapeutic products for diseases such as diabetes and pulmonary arterial hypertension. Based in Danbury, Connecticut, the company was founded in February 1991.

ARDX vs MNKD — Head-to-Head

Bigger by revenue
ARDX
ARDX
1.1× larger
ARDX
$125.2M
$112.0M
MNKD
Growing faster (revenue YoY)
MNKD
MNKD
+38.0% gap
MNKD
45.8%
7.8%
ARDX
Higher net margin
ARDX
ARDX
13.9% more per $
ARDX
-0.3%
-14.2%
MNKD
More free cash flow
ARDX
ARDX
$30.5M more FCF
ARDX
$20.6M
$-10.0M
MNKD
Faster 2-yr revenue CAGR
ARDX
ARDX
Annualised
ARDX
64.9%
30.0%
MNKD

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ARDX
ARDX
MNKD
MNKD
Revenue
$125.2M
$112.0M
Net Profit
$-407.0K
$-15.9M
Gross Margin
91.3%
87.6%
Operating Margin
4.1%
-6.9%
Net Margin
-0.3%
-14.2%
Revenue YoY
7.8%
45.8%
Net Profit YoY
-108.8%
-314.9%
EPS (diluted)
$-0.01
$-0.05

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
ARDX
ARDX
MNKD
MNKD
Q4 25
$125.2M
$112.0M
Q3 25
$110.3M
$82.1M
Q2 25
$97.7M
$76.5M
Q1 25
$74.1M
$78.4M
Q4 24
$116.1M
$76.8M
Q3 24
$98.2M
$70.1M
Q2 24
$73.2M
$72.4M
Q1 24
$46.0M
$66.3M
Net Profit
ARDX
ARDX
MNKD
MNKD
Q4 25
$-407.0K
$-15.9M
Q3 25
$-969.0K
$8.0M
Q2 25
$-19.1M
$668.0K
Q1 25
$-41.1M
$13.2M
Q4 24
$4.6M
$7.4M
Q3 24
$-809.0K
$11.6M
Q2 24
$-16.5M
$-2.0M
Q1 24
$-26.5M
$10.6M
Gross Margin
ARDX
ARDX
MNKD
MNKD
Q4 25
91.3%
87.6%
Q3 25
96.4%
94.5%
Q2 25
87.3%
94.0%
Q1 25
83.4%
95.2%
Q4 24
84.3%
93.7%
Q3 24
84.0%
95.4%
Q2 24
87.1%
92.3%
Q1 24
84.5%
94.2%
Operating Margin
ARDX
ARDX
MNKD
MNKD
Q4 25
4.1%
-6.9%
Q3 25
4.2%
23.0%
Q2 25
-14.7%
6.9%
Q1 25
-49.0%
28.5%
Q4 24
7.0%
34.5%
Q3 24
2.3%
18.2%
Q2 24
-18.6%
22.9%
Q1 24
-53.6%
25.2%
Net Margin
ARDX
ARDX
MNKD
MNKD
Q4 25
-0.3%
-14.2%
Q3 25
-0.9%
9.7%
Q2 25
-19.5%
0.9%
Q1 25
-55.5%
16.8%
Q4 24
4.0%
9.7%
Q3 24
-0.8%
16.5%
Q2 24
-22.5%
-2.8%
Q1 24
-57.6%
16.0%
EPS (diluted)
ARDX
ARDX
MNKD
MNKD
Q4 25
$-0.01
$-0.05
Q3 25
$0.00
$0.03
Q2 25
$-0.08
$0.00
Q1 25
$-0.17
$0.04
Q4 24
$0.01
$0.03
Q3 24
$0.00
$0.04
Q2 24
$-0.07
$-0.01
Q1 24
$-0.11
$0.04

Balance Sheet & Financial Strength

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

Metric
ARDX
ARDX
MNKD
MNKD
Cash + ST InvestmentsLiquidity on hand
$68.0M
$171.3M
Total DebtLower is stronger
$202.8M
$354.6M
Stockholders' EquityBook value
$166.9M
$-51.0M
Total Assets
$501.6M
$792.2M
Debt / EquityLower = less leverage
1.21×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARDX
ARDX
MNKD
MNKD
Q4 25
$68.0M
$171.3M
Q3 25
$42.7M
$260.0M
Q2 25
$90.0M
$179.0M
Q1 25
$30.8M
$181.5M
Q4 24
$64.9M
$197.3M
Q3 24
$47.4M
$251.6M
Q2 24
$41.9M
$247.8M
Q1 24
$36.1M
$300.7M
Total Debt
ARDX
ARDX
MNKD
MNKD
Q4 25
$202.8M
$354.6M
Q3 25
$202.1M
$109.7M
Q2 25
$201.4M
$36.2M
Q1 25
$151.3M
$36.1M
Q4 24
$150.9M
$36.1M
Q3 24
$100.7M
$227.9M
Q2 24
$100.2M
$227.6M
Q1 24
$99.8M
$264.1M
Stockholders' Equity
ARDX
ARDX
MNKD
MNKD
Q4 25
$166.9M
$-51.0M
Q3 25
$154.3M
$-44.6M
Q2 25
$139.5M
$-55.0M
Q1 25
$145.7M
$-58.6M
Q4 24
$173.3M
$-78.8M
Q3 24
$158.3M
$-209.9M
Q2 24
$147.0M
$-225.8M
Q1 24
$150.9M
$-230.0M
Total Assets
ARDX
ARDX
MNKD
MNKD
Q4 25
$501.6M
$792.2M
Q3 25
$486.2M
$494.6M
Q2 25
$466.8M
$411.7M
Q1 25
$410.2M
$410.1M
Q4 24
$435.8M
$393.8M
Q3 24
$367.9M
$464.2M
Q2 24
$343.5M
$443.8M
Q1 24
$342.4M
$480.9M
Debt / Equity
ARDX
ARDX
MNKD
MNKD
Q4 25
1.21×
Q3 25
1.31×
Q2 25
1.44×
Q1 25
1.04×
Q4 24
0.87×
Q3 24
0.64×
Q2 24
0.68×
Q1 24
0.66×

Cash Flow & Capital Efficiency

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

Metric
ARDX
ARDX
MNKD
MNKD
Operating Cash FlowLast quarter
$21.0M
$-8.0M
Free Cash FlowOCF − Capex
$20.6M
$-10.0M
FCF MarginFCF / Revenue
16.4%
-8.9%
Capex IntensityCapex / Revenue
0.3%
1.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-44.0M
$13.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARDX
ARDX
MNKD
MNKD
Q4 25
$21.0M
$-8.0M
Q3 25
$365.0K
$23.6M
Q2 25
$-25.3M
$8.9M
Q1 25
$-38.5M
$-6.4M
Q4 24
$9.8M
$22.6M
Q3 24
$501.0K
$9.3M
Q2 24
$-19.4M
$3.8M
Q1 24
$-35.7M
$6.7M
Free Cash Flow
ARDX
ARDX
MNKD
MNKD
Q4 25
$20.6M
$-10.0M
Q3 25
$209.0K
$22.5M
Q2 25
$-26.0M
$7.8M
Q1 25
$-38.8M
$-6.7M
Q4 24
$9.2M
$19.7M
Q3 24
$364.0K
$7.9M
Q2 24
$-19.5M
$861.0K
Q1 24
$-35.9M
$4.3M
FCF Margin
ARDX
ARDX
MNKD
MNKD
Q4 25
16.4%
-8.9%
Q3 25
0.2%
27.4%
Q2 25
-26.6%
10.2%
Q1 25
-52.3%
-8.6%
Q4 24
7.9%
25.7%
Q3 24
0.4%
11.3%
Q2 24
-26.7%
1.2%
Q1 24
-77.9%
6.5%
Capex Intensity
ARDX
ARDX
MNKD
MNKD
Q4 25
0.3%
1.8%
Q3 25
0.1%
1.4%
Q2 25
0.7%
1.5%
Q1 25
0.4%
0.4%
Q4 24
0.5%
3.8%
Q3 24
0.1%
2.0%
Q2 24
0.2%
4.1%
Q1 24
0.3%
3.6%
Cash Conversion
ARDX
ARDX
MNKD
MNKD
Q4 25
Q3 25
2.96×
Q2 25
13.40×
Q1 25
-0.48×
Q4 24
2.11×
3.05×
Q3 24
0.81×
Q2 24
Q1 24
0.63×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ARDX
ARDX

Product IBSRELA$86.6M69%
Product XPHOZAH$27.8M22%
Other$10.8M9%
Non Cash Royalty Related To Sale Of Future Royalties$1.4M1%

MNKD
MNKD

Products$50.4M45%
Royalty$33.6M30%
Afrezza$22.9M20%
V Go$4.3M4%

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