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Side-by-side financial comparison of ARDELYX, INC. (ARDX) and Wheels Up Experience Inc. (UP). Click either name above to swap in a different company.

Wheels Up Experience Inc. is the larger business by last-quarter revenue ($183.8M vs $94.5M, roughly 1.9× ARDELYX, INC.). Wheels Up Experience Inc. runs the higher net margin — -15.7% vs -39.8%, a 24.1% gap on every dollar of revenue. On growth, ARDELYX, INC. posted the faster year-over-year revenue change (27.5% vs -10.2%). Over the past eight quarters, ARDELYX, INC.'s revenue compounded faster (13.6% CAGR vs -3.4%).

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.

Wheels Up is a provider of "on demand" private aviation in the United States and one of the largest private aviation companies in the world. It was founded in 2013 by Kenny Dichter, using a membership/on-demand business model. Wheels Up members can book private aircraft from the company fleet and third-party operators using a mobile application.

ARDX vs UP — Head-to-Head

Bigger by revenue
UP
UP
1.9× larger
UP
$183.8M
$94.5M
ARDX
Growing faster (revenue YoY)
ARDX
ARDX
+37.7% gap
ARDX
27.5%
-10.2%
UP
Higher net margin
UP
UP
24.1% more per $
UP
-15.7%
-39.8%
ARDX
Faster 2-yr revenue CAGR
ARDX
ARDX
Annualised
ARDX
13.6%
-3.4%
UP

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ARDX
ARDX
UP
UP
Revenue
$94.5M
$183.8M
Net Profit
$-37.6M
$-28.9M
Gross Margin
14.3%
Operating Margin
-0.9%
Net Margin
-39.8%
-15.7%
Revenue YoY
27.5%
-10.2%
Net Profit YoY
67.0%
EPS (diluted)
$-0.15
$-0.04

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
UP
UP
Q1 26
$94.5M
Q4 25
$125.2M
$183.8M
Q3 25
$110.3M
$185.5M
Q2 25
$97.7M
$189.6M
Q1 25
$74.1M
$177.5M
Q4 24
$116.1M
$204.8M
Q3 24
$98.2M
$193.9M
Q2 24
$73.2M
$196.3M
Net Profit
ARDX
ARDX
UP
UP
Q1 26
$-37.6M
Q4 25
$-407.0K
$-28.9M
Q3 25
$-969.0K
$-83.7M
Q2 25
$-19.1M
$-82.3M
Q1 25
$-41.1M
$-99.3M
Q4 24
$4.6M
$-87.5M
Q3 24
$-809.0K
$-57.7M
Q2 24
$-16.5M
$-97.0M
Gross Margin
ARDX
ARDX
UP
UP
Q1 26
Q4 25
91.3%
14.3%
Q3 25
96.4%
6.8%
Q2 25
87.3%
8.3%
Q1 25
83.4%
10.8%
Q4 24
84.3%
13.9%
Q3 24
84.0%
13.9%
Q2 24
87.1%
2.3%
Operating Margin
ARDX
ARDX
UP
UP
Q1 26
Q4 25
4.1%
-0.9%
Q3 25
4.2%
-33.1%
Q2 25
-14.7%
-31.4%
Q1 25
-49.0%
-45.5%
Q4 24
7.0%
-26.0%
Q3 24
2.3%
-21.6%
Q2 24
-18.6%
-40.3%
Net Margin
ARDX
ARDX
UP
UP
Q1 26
-39.8%
Q4 25
-0.3%
-15.7%
Q3 25
-0.9%
-45.1%
Q2 25
-19.5%
-43.4%
Q1 25
-55.5%
-55.9%
Q4 24
4.0%
-42.7%
Q3 24
-0.8%
-29.8%
Q2 24
-22.5%
-49.4%
EPS (diluted)
ARDX
ARDX
UP
UP
Q1 26
$-0.15
Q4 25
$-0.01
$-0.04
Q3 25
$0.00
$-0.12
Q2 25
$-0.08
$-0.12
Q1 25
$-0.17
$-0.14
Q4 24
$0.01
$-0.13
Q3 24
$0.00
$-0.08
Q2 24
$-0.07
$-0.14

Balance Sheet & Financial Strength

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

Metric
ARDX
ARDX
UP
UP
Cash + ST InvestmentsLiquidity on hand
$238.1M
$133.9M
Total DebtLower is stronger
$203.5M
$671.3M
Stockholders' EquityBook value
$148.6M
$-392.1M
Total Assets
$504.5M
$968.8M
Debt / EquityLower = less leverage
1.37×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARDX
ARDX
UP
UP
Q1 26
$238.1M
Q4 25
$68.0M
$133.9M
Q3 25
$42.7M
$125.3M
Q2 25
$90.0M
$107.0M
Q1 25
$30.8M
$171.8M
Q4 24
$64.9M
$216.4M
Q3 24
$47.4M
$115.9M
Q2 24
$41.9M
$141.5M
Total Debt
ARDX
ARDX
UP
UP
Q1 26
$203.5M
Q4 25
$202.8M
$671.3M
Q3 25
$202.1M
$766.5M
Q2 25
$201.4M
$770.5M
Q1 25
$151.3M
$765.8M
Q4 24
$150.9M
$761.3M
Q3 24
$100.7M
$596.9M
Q2 24
$100.2M
$597.4M
Stockholders' Equity
ARDX
ARDX
UP
UP
Q1 26
$148.6M
Q4 25
$166.9M
$-392.1M
Q3 25
$154.3M
$-374.5M
Q2 25
$139.5M
$-347.8M
Q1 25
$145.7M
$-288.1M
Q4 24
$173.3M
$-202.1M
Q3 24
$158.3M
$-117.7M
Q2 24
$147.0M
$-72.2M
Total Assets
ARDX
ARDX
UP
UP
Q1 26
$504.5M
Q4 25
$501.6M
$968.8M
Q3 25
$486.2M
$973.0M
Q2 25
$466.8M
$1.0B
Q1 25
$410.2M
$1.1B
Q4 24
$435.8M
$1.2B
Q3 24
$367.9M
$1.0B
Q2 24
$343.5M
$1.1B
Debt / Equity
ARDX
ARDX
UP
UP
Q1 26
1.37×
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×

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
UP
UP
Operating Cash FlowLast quarter
$-18.4M
Free Cash FlowOCF − Capex
$-58.3M
FCF MarginFCF / Revenue
-31.7%
Capex IntensityCapex / Revenue
21.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-259.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARDX
ARDX
UP
UP
Q1 26
Q4 25
$21.0M
$-18.4M
Q3 25
$365.0K
$-37.1M
Q2 25
$-25.3M
$-62.9M
Q1 25
$-38.5M
$-47.9M
Q4 24
$9.8M
$37.9M
Q3 24
$501.0K
$-16.9M
Q2 24
$-19.4M
$-25.2M
Free Cash Flow
ARDX
ARDX
UP
UP
Q1 26
Q4 25
$20.6M
$-58.3M
Q3 25
$209.0K
$-60.4M
Q2 25
$-26.0M
$-78.6M
Q1 25
$-38.8M
$-62.6M
Q4 24
$9.2M
$-70.2M
Q3 24
$364.0K
$-21.9M
Q2 24
$-19.5M
$-30.8M
FCF Margin
ARDX
ARDX
UP
UP
Q1 26
Q4 25
16.4%
-31.7%
Q3 25
0.2%
-32.6%
Q2 25
-26.6%
-41.5%
Q1 25
-52.3%
-35.3%
Q4 24
7.9%
-34.3%
Q3 24
0.4%
-11.3%
Q2 24
-26.7%
-15.7%
Capex Intensity
ARDX
ARDX
UP
UP
Q1 26
Q4 25
0.3%
21.7%
Q3 25
0.1%
12.5%
Q2 25
0.7%
8.3%
Q1 25
0.4%
8.3%
Q4 24
0.5%
52.8%
Q3 24
0.1%
2.6%
Q2 24
0.2%
2.9%
Cash Conversion
ARDX
ARDX
UP
UP
Q1 26
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
2.11×
Q3 24
Q2 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

ARDX
ARDX

IBSRELA$70.1M74%
XPHOZAH$23.3M25%
Non-cash royalty revenue related to the sale of future royalties$695.0K1%
Product supply revenue$354.0K0%

UP
UP

Segment breakdown not available.

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