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Side-by-side financial comparison of Esperion Therapeutics, Inc. (ESPR) and Five9, Inc. (FIVN). Click either name above to swap in a different company.

Five9, Inc. is the larger business by last-quarter revenue ($300.3M vs $168.4M, roughly 1.8× Esperion Therapeutics, Inc.). On growth, Esperion Therapeutics, Inc. posted the faster year-over-year revenue change (143.7% vs 7.8%). Over the past eight quarters, Esperion Therapeutics, Inc.'s revenue compounded faster (10.6% CAGR vs 10.3%).

Esperion Therapeutics, Inc. is a publicly traded American pharmaceutical company focused on the development of bempedoic acid, an orally available small molecule designed to lower elevated levels of LDL-C. The company is headquartered in Ann Arbor, Michigan.

Five9, Inc. is a leading global provider of cloud-native contact center software and solutions. It serves enterprises of all sizes across retail, healthcare, financial services, and technology sectors, offering omnichannel customer engagement tools, AI-powered automation, workforce management, and analytics to boost customer experience and operational efficiency.

ESPR vs FIVN — Head-to-Head

Bigger by revenue
FIVN
FIVN
1.8× larger
FIVN
$300.3M
$168.4M
ESPR
Growing faster (revenue YoY)
ESPR
ESPR
+136.0% gap
ESPR
143.7%
7.8%
FIVN
Faster 2-yr revenue CAGR
ESPR
ESPR
Annualised
ESPR
10.6%
10.3%
FIVN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ESPR
ESPR
FIVN
FIVN
Revenue
$168.4M
$300.3M
Net Profit
Gross Margin
55.4%
Operating Margin
50.6%
6.6%
Net Margin
Revenue YoY
143.7%
7.8%
Net Profit YoY
EPS (diluted)
$0.32
$0.22

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
ESPR
ESPR
FIVN
FIVN
Q4 25
$168.4M
$300.3M
Q3 25
$87.3M
$285.8M
Q2 25
$82.4M
$283.3M
Q1 25
$65.0M
$279.7M
Q4 24
$69.1M
$278.7M
Q3 24
$51.6M
$264.2M
Q2 24
$73.8M
$252.1M
Q1 24
$137.7M
$247.0M
Net Profit
ESPR
ESPR
FIVN
FIVN
Q4 25
Q3 25
$-31.3M
$18.0M
Q2 25
$-12.7M
$1.2M
Q1 25
$-40.5M
$576.0K
Q4 24
Q3 24
$-29.5M
$-4.5M
Q2 24
$-61.9M
$-12.8M
Q1 24
$61.0M
$-7.1M
Gross Margin
ESPR
ESPR
FIVN
FIVN
Q4 25
55.4%
Q3 25
55.0%
Q2 25
54.9%
Q1 25
55.0%
Q4 24
56.0%
Q3 24
53.8%
Q2 24
53.0%
Q1 24
53.6%
Operating Margin
ESPR
ESPR
FIVN
FIVN
Q4 25
50.6%
6.6%
Q3 25
-11.4%
5.6%
Q2 25
8.6%
-0.6%
Q1 25
-34.0%
-1.9%
Q4 24
-6.4%
1.5%
Q3 24
-31.0%
-5.8%
Q2 24
3.5%
-7.7%
Q1 24
52.5%
-8.4%
Net Margin
ESPR
ESPR
FIVN
FIVN
Q4 25
Q3 25
-35.9%
6.3%
Q2 25
-15.4%
0.4%
Q1 25
-62.2%
0.2%
Q4 24
Q3 24
-57.2%
-1.7%
Q2 24
-83.9%
-5.1%
Q1 24
44.3%
-2.9%
EPS (diluted)
ESPR
ESPR
FIVN
FIVN
Q4 25
$0.32
$0.22
Q3 25
$-0.16
$0.21
Q2 25
$-0.06
$0.01
Q1 25
$-0.21
$0.01
Q4 24
$-0.14
$0.16
Q3 24
$-0.15
$-0.06
Q2 24
$-0.33
$-0.17
Q1 24
$0.34
$-0.10

Balance Sheet & Financial Strength

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

Metric
ESPR
ESPR
FIVN
FIVN
Cash + ST InvestmentsLiquidity on hand
$167.9M
$232.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$-302.0M
$785.8M
Total Assets
$465.9M
$1.8B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ESPR
ESPR
FIVN
FIVN
Q4 25
$167.9M
$232.1M
Q3 25
$92.4M
$193.4M
Q2 25
$86.1M
$205.5M
Q1 25
$114.6M
$370.3M
Q4 24
$144.8M
$362.5M
Q3 24
$144.7M
$291.0M
Q2 24
$189.3M
$175.7M
Q1 24
$226.6M
$240.2M
Stockholders' Equity
ESPR
ESPR
FIVN
FIVN
Q4 25
$-302.0M
$785.8M
Q3 25
$-451.4M
$775.3M
Q2 25
$-433.5M
$717.4M
Q1 25
$-426.2M
$664.3M
Q4 24
$-388.7M
$622.2M
Q3 24
$-370.2M
$565.6M
Q2 24
$-344.2M
$525.9M
Q1 24
$-294.3M
$483.6M
Total Assets
ESPR
ESPR
FIVN
FIVN
Q4 25
$465.9M
$1.8B
Q3 25
$364.0M
$1.8B
Q2 25
$347.1M
$1.7B
Q1 25
$324.0M
$2.1B
Q4 24
$343.8M
$2.1B
Q3 24
$314.1M
$2.0B
Q2 24
$352.3M
$1.9B
Q1 24
$373.1M
$1.9B

Cash Flow & Capital Efficiency

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

Metric
ESPR
ESPR
FIVN
FIVN
Operating Cash FlowLast quarter
$45.2M
$83.6M
Free Cash FlowOCF − Capex
$77.3M
FCF MarginFCF / Revenue
25.8%
Capex IntensityCapex / Revenue
0.0%
2.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$201.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ESPR
ESPR
FIVN
FIVN
Q4 25
$45.2M
$83.6M
Q3 25
$-4.3M
$59.2M
Q2 25
$-31.4M
$35.1M
Q1 25
$-22.6M
$48.4M
Q4 24
$-35.0M
$49.8M
Q3 24
$-35.3M
$41.1M
Q2 24
$-7.2M
$19.9M
Q1 24
$53.8M
$32.4M
Free Cash Flow
ESPR
ESPR
FIVN
FIVN
Q4 25
$77.3M
Q3 25
$48.7M
Q2 25
$31.6M
Q1 25
$43.7M
Q4 24
$40.5M
Q3 24
$-35.5M
$26.7M
Q2 24
$-7.3M
$13.1M
Q1 24
$53.8M
$20.4M
FCF Margin
ESPR
ESPR
FIVN
FIVN
Q4 25
25.8%
Q3 25
17.0%
Q2 25
11.1%
Q1 25
15.6%
Q4 24
14.5%
Q3 24
-68.7%
10.1%
Q2 24
-9.9%
5.2%
Q1 24
39.0%
8.3%
Capex Intensity
ESPR
ESPR
FIVN
FIVN
Q4 25
0.0%
2.1%
Q3 25
0.0%
3.7%
Q2 25
0.0%
1.2%
Q1 25
0.0%
1.7%
Q4 24
0.0%
3.3%
Q3 24
0.3%
5.4%
Q2 24
0.1%
2.7%
Q1 24
0.1%
4.8%
Cash Conversion
ESPR
ESPR
FIVN
FIVN
Q4 25
Q3 25
3.29×
Q2 25
30.38×
Q1 25
84.00×
Q4 24
Q3 24
Q2 24
Q1 24
0.88×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ESPR
ESPR

Collaboration Revenue$124.7M74%
Products$43.7M26%

FIVN
FIVN

Segment breakdown not available.

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