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

ARDELYX, INC. is the larger business by last-quarter revenue ($94.5M vs $92.0M, roughly 1.0× Zhihu Inc.). Zhihu Inc. runs the higher net margin — 32.7% vs -39.8%, a 72.5% gap on every dollar of revenue. Over the past eight quarters, ARDELYX, INC.'s revenue compounded faster (13.6% CAGR vs -19.0%).

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.

Zhihu is a Chinese social question and answer site and news aggregator. Originally based in Chengdu and with creators from Sichuan, China, the website launched on January 26, 2011. The number of registered users on Zhihu exceeded 10 million by the end of 2013, and reached 17 million as of May 2015, with 250 million monthly page views.

ARDX vs ZH — Head-to-Head

Bigger by revenue
ARDX
ARDX
1.0× larger
ARDX
$94.5M
$92.0M
ZH
Higher net margin
ZH
ZH
72.5% more per $
ZH
32.7%
-39.8%
ARDX
Faster 2-yr revenue CAGR
ARDX
ARDX
Annualised
ARDX
13.6%
-19.0%
ZH

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ARDX
ARDX
ZH
ZH
Revenue
$94.5M
$92.0M
Net Profit
$-37.6M
$30.1M
Gross Margin
53.6%
Operating Margin
Net Margin
-39.8%
32.7%
Revenue YoY
27.5%
Net Profit YoY
EPS (diluted)
$-0.15

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
ZH
ZH
Q1 26
$94.5M
$92.0M
Q4 25
$125.2M
Q3 25
$110.3M
$92.6M
Q2 25
$97.7M
$100.1M
Q1 25
$74.1M
$100.6M
Q4 24
$116.1M
Q3 24
$98.2M
$120.4M
Q2 24
$73.2M
$128.5M
Net Profit
ARDX
ARDX
ZH
ZH
Q1 26
$-37.6M
$30.1M
Q4 25
$-407.0K
Q3 25
$-969.0K
Q2 25
$-19.1M
Q1 25
$-41.1M
Q4 24
$4.6M
Q3 24
$-809.0K
$-1.3M
Q2 24
$-16.5M
$-11.1M
Gross Margin
ARDX
ARDX
ZH
ZH
Q1 26
53.6%
Q4 25
91.3%
Q3 25
96.4%
61.3%
Q2 25
87.3%
62.5%
Q1 25
83.4%
61.8%
Q4 24
84.3%
Q3 24
84.0%
63.9%
Q2 24
87.1%
59.6%
Operating Margin
ARDX
ARDX
ZH
ZH
Q1 26
Q4 25
4.1%
Q3 25
4.2%
-15.1%
Q2 25
-14.7%
-12.7%
Q1 25
-49.0%
Q4 24
7.0%
Q3 24
2.3%
-10.0%
Q2 24
-18.6%
-19.7%
Net Margin
ARDX
ARDX
ZH
ZH
Q1 26
-39.8%
32.7%
Q4 25
-0.3%
Q3 25
-0.9%
Q2 25
-19.5%
Q1 25
-55.5%
Q4 24
4.0%
Q3 24
-0.8%
-1.1%
Q2 24
-22.5%
-8.6%
EPS (diluted)
ARDX
ARDX
ZH
ZH
Q1 26
$-0.15
Q4 25
$-0.01
Q3 25
$0.00
Q2 25
$-0.08
Q1 25
$-0.17
Q4 24
$0.01
Q3 24
$0.00
Q2 24
$-0.07

Balance Sheet & Financial Strength

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

Metric
ARDX
ARDX
ZH
ZH
Cash + ST InvestmentsLiquidity on hand
$238.1M
$481.8M
Total DebtLower is stronger
$203.5M
Stockholders' EquityBook value
$148.6M
$554.1M
Total Assets
$504.5M
$742.3M
Debt / EquityLower = less leverage
1.37×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARDX
ARDX
ZH
ZH
Q1 26
$238.1M
$481.8M
Q4 25
$68.0M
Q3 25
$42.7M
$383.5M
Q2 25
$90.0M
$446.5M
Q1 25
$30.8M
$446.5M
Q4 24
$64.9M
Q3 24
$47.4M
$458.0M
Q2 24
$41.9M
$434.7M
Total Debt
ARDX
ARDX
ZH
ZH
Q1 26
$203.5M
Q4 25
$202.8M
Q3 25
$202.1M
Q2 25
$201.4M
Q1 25
$151.3M
Q4 24
$150.9M
Q3 24
$100.7M
Q2 24
$100.2M
Stockholders' Equity
ARDX
ARDX
ZH
ZH
Q1 26
$148.6M
$554.1M
Q4 25
$166.9M
Q3 25
$154.3M
$578.9M
Q2 25
$139.5M
$587.4M
Q1 25
$145.7M
$573.2M
Q4 24
$173.3M
Q3 24
$158.3M
$619.2M
Q2 24
$147.0M
$605.5M
Total Assets
ARDX
ARDX
ZH
ZH
Q1 26
$504.5M
$742.3M
Q4 25
$501.6M
Q3 25
$486.2M
$772.8M
Q2 25
$466.8M
$802.2M
Q1 25
$410.2M
$783.1M
Q4 24
$435.8M
Q3 24
$367.9M
$856.2M
Q2 24
$343.5M
$840.5M
Debt / Equity
ARDX
ARDX
ZH
ZH
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×

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%

ZH
ZH

Segment breakdown not available.

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