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Side-by-side financial comparison of ARDELYX, INC. (ARDX) and NAPCO SECURITY TECHNOLOGIES, INC (NSSC). Click either name above to swap in a different company.

ARDELYX, INC. is the larger business by last-quarter revenue ($94.5M vs $48.2M, roughly 2.0× NAPCO SECURITY TECHNOLOGIES, INC). NAPCO SECURITY TECHNOLOGIES, INC runs the higher net margin — 28.0% vs -39.8%, a 67.8% gap on every dollar of revenue. On growth, ARDELYX, INC. posted the faster year-over-year revenue change (27.5% vs 12.2%). Over the past eight quarters, ARDELYX, INC.'s revenue compounded faster (13.6% CAGR vs -1.1%).

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.

Napco Security Technologies, Inc. was set up in 1969 and now is based in Amityville, New York. The company focuses on security products, such as electronic locking devices, alarm systems, and building access control systems. The company was formerly known as Napco Security Systems, Inc.

ARDX vs NSSC — Head-to-Head

Bigger by revenue
ARDX
ARDX
2.0× larger
ARDX
$94.5M
$48.2M
NSSC
Growing faster (revenue YoY)
ARDX
ARDX
+15.3% gap
ARDX
27.5%
12.2%
NSSC
Higher net margin
NSSC
NSSC
67.8% more per $
NSSC
28.0%
-39.8%
ARDX
Faster 2-yr revenue CAGR
ARDX
ARDX
Annualised
ARDX
13.6%
-1.1%
NSSC

Income Statement — Q1 FY2026 vs Q2 FY2026

Metric
ARDX
ARDX
NSSC
NSSC
Revenue
$94.5M
$48.2M
Net Profit
$-37.6M
$13.5M
Gross Margin
58.6%
Operating Margin
30.6%
Net Margin
-39.8%
28.0%
Revenue YoY
27.5%
12.2%
Net Profit YoY
29.0%
EPS (diluted)
$-0.15
$0.38

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
NSSC
NSSC
Q1 26
$94.5M
Q4 25
$125.2M
$48.2M
Q3 25
$110.3M
$49.2M
Q2 25
$97.7M
$50.7M
Q1 25
$74.1M
$44.0M
Q4 24
$116.1M
$42.9M
Q3 24
$98.2M
$44.0M
Q2 24
$73.2M
$50.3M
Net Profit
ARDX
ARDX
NSSC
NSSC
Q1 26
$-37.6M
Q4 25
$-407.0K
$13.5M
Q3 25
$-969.0K
$12.2M
Q2 25
$-19.1M
$11.6M
Q1 25
$-41.1M
$10.1M
Q4 24
$4.6M
$10.5M
Q3 24
$-809.0K
$11.2M
Q2 24
$-16.5M
$13.5M
Gross Margin
ARDX
ARDX
NSSC
NSSC
Q1 26
Q4 25
91.3%
58.6%
Q3 25
96.4%
56.6%
Q2 25
87.3%
52.8%
Q1 25
83.4%
57.2%
Q4 24
84.3%
57.0%
Q3 24
84.0%
55.9%
Q2 24
87.1%
55.3%
Operating Margin
ARDX
ARDX
NSSC
NSSC
Q1 26
Q4 25
4.1%
30.6%
Q3 25
4.2%
27.7%
Q2 25
-14.7%
23.8%
Q1 25
-49.0%
25.4%
Q4 24
7.0%
26.0%
Q3 24
2.3%
26.9%
Q2 24
-18.6%
27.7%
Net Margin
ARDX
ARDX
NSSC
NSSC
Q1 26
-39.8%
Q4 25
-0.3%
28.0%
Q3 25
-0.9%
24.7%
Q2 25
-19.5%
22.9%
Q1 25
-55.5%
23.0%
Q4 24
4.0%
24.4%
Q3 24
-0.8%
25.4%
Q2 24
-22.5%
26.9%
EPS (diluted)
ARDX
ARDX
NSSC
NSSC
Q1 26
$-0.15
Q4 25
$-0.01
$0.38
Q3 25
$0.00
$0.34
Q2 25
$-0.08
$0.33
Q1 25
$-0.17
$0.28
Q4 24
$0.01
$0.28
Q3 24
$0.00
$0.30
Q2 24
$-0.07
$0.36

Balance Sheet & Financial Strength

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

Metric
ARDX
ARDX
NSSC
NSSC
Cash + ST InvestmentsLiquidity on hand
$238.1M
$115.4M
Total DebtLower is stronger
$203.5M
Stockholders' EquityBook value
$148.6M
$184.8M
Total Assets
$504.5M
$212.8M
Debt / EquityLower = less leverage
1.37×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARDX
ARDX
NSSC
NSSC
Q1 26
$238.1M
Q4 25
$68.0M
$115.4M
Q3 25
$42.7M
$105.8M
Q2 25
$90.0M
$99.2M
Q1 25
$30.8M
$89.3M
Q4 24
$64.9M
$99.2M
Q3 24
$47.4M
$91.3M
Q2 24
$41.9M
$70.7M
Total Debt
ARDX
ARDX
NSSC
NSSC
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
NSSC
NSSC
Q1 26
$148.6M
Q4 25
$166.9M
$184.8M
Q3 25
$154.3M
$176.1M
Q2 25
$139.5M
$168.6M
Q1 25
$145.7M
$161.5M
Q4 24
$173.3M
$174.2M
Q3 24
$158.3M
$178.6M
Q2 24
$147.0M
$178.9M
Total Assets
ARDX
ARDX
NSSC
NSSC
Q1 26
$504.5M
Q4 25
$501.6M
$212.8M
Q3 25
$486.2M
$206.0M
Q2 25
$466.8M
$198.1M
Q1 25
$410.2M
$190.9M
Q4 24
$435.8M
$202.7M
Q3 24
$367.9M
$209.9M
Q2 24
$343.5M
$207.8M
Debt / Equity
ARDX
ARDX
NSSC
NSSC
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
NSSC
NSSC
Operating Cash FlowLast quarter
$15.1M
Free Cash FlowOCF − Capex
$14.5M
FCF MarginFCF / Revenue
30.1%
Capex IntensityCapex / Revenue
1.2%
Cash ConversionOCF / Net Profit
1.12×
TTM Free Cash FlowTrailing 4 quarters
$53.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARDX
ARDX
NSSC
NSSC
Q1 26
Q4 25
$21.0M
$15.1M
Q3 25
$365.0K
$11.6M
Q2 25
$-25.3M
$14.6M
Q1 25
$-38.5M
$13.4M
Q4 24
$9.8M
$13.5M
Q3 24
$501.0K
$12.0M
Q2 24
$-19.4M
$14.3M
Free Cash Flow
ARDX
ARDX
NSSC
NSSC
Q1 26
Q4 25
$20.6M
$14.5M
Q3 25
$209.0K
$11.4M
Q2 25
$-26.0M
$14.4M
Q1 25
$-38.8M
$13.3M
Q4 24
$9.2M
$12.4M
Q3 24
$364.0K
$11.3M
Q2 24
$-19.5M
$13.8M
FCF Margin
ARDX
ARDX
NSSC
NSSC
Q1 26
Q4 25
16.4%
30.1%
Q3 25
0.2%
23.3%
Q2 25
-26.6%
28.4%
Q1 25
-52.3%
30.3%
Q4 24
7.9%
28.8%
Q3 24
0.4%
25.8%
Q2 24
-26.7%
27.4%
Capex Intensity
ARDX
ARDX
NSSC
NSSC
Q1 26
Q4 25
0.3%
1.2%
Q3 25
0.1%
0.4%
Q2 25
0.7%
0.5%
Q1 25
0.4%
0.1%
Q4 24
0.5%
2.6%
Q3 24
0.1%
1.5%
Q2 24
0.2%
1.1%
Cash Conversion
ARDX
ARDX
NSSC
NSSC
Q1 26
Q4 25
1.12×
Q3 25
0.96×
Q2 25
1.26×
Q1 25
1.32×
Q4 24
2.11×
1.29×
Q3 24
1.08×
Q2 24
1.06×

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%

NSSC
NSSC

Segment breakdown not available.

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