vs

Side-by-side financial comparison of Esperion Therapeutics, Inc. (ESPR) and POWER SOLUTIONS INTERNATIONAL, INC. (PSIX). Click either name above to swap in a different company.

POWER SOLUTIONS INTERNATIONAL, INC. is the larger business by last-quarter revenue ($191.2M vs $168.4M, roughly 1.1× Esperion Therapeutics, Inc.). On growth, Esperion Therapeutics, Inc. posted the faster year-over-year revenue change (143.7% vs 32.5%). Over the past eight quarters, POWER SOLUTIONS INTERNATIONAL, INC.'s revenue compounded faster (41.7% CAGR vs 10.6%).

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.

Adani Energy Solutions Ltd, formerly known as Adani Transmission Ltd, is an electric power transmission and distribution company headquartered in Ahmedabad. As of April 2025, the company operates a cumulative transmission network of 26,696 circuit kilometers and is one of the largest private sector power transmission companies operating in India.

ESPR vs PSIX — Head-to-Head

Bigger by revenue
PSIX
PSIX
1.1× larger
PSIX
$191.2M
$168.4M
ESPR
Growing faster (revenue YoY)
ESPR
ESPR
+111.2% gap
ESPR
143.7%
32.5%
PSIX
Faster 2-yr revenue CAGR
PSIX
PSIX
Annualised
PSIX
41.7%
10.6%
ESPR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ESPR
ESPR
PSIX
PSIX
Revenue
$168.4M
$191.2M
Net Profit
$16.1M
Gross Margin
21.9%
Operating Margin
50.6%
12.7%
Net Margin
8.4%
Revenue YoY
143.7%
32.5%
Net Profit YoY
-31.0%
EPS (diluted)
$0.32
$0.69

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
PSIX
PSIX
Q4 25
$168.4M
$191.2M
Q3 25
$87.3M
$203.8M
Q2 25
$82.4M
$191.9M
Q1 25
$65.0M
$135.4M
Q4 24
$69.1M
$144.3M
Q3 24
$51.6M
$125.8M
Q2 24
$73.8M
$110.6M
Q1 24
$137.7M
$95.2M
Net Profit
ESPR
ESPR
PSIX
PSIX
Q4 25
$16.1M
Q3 25
$-31.3M
$27.6M
Q2 25
$-12.7M
$51.2M
Q1 25
$-40.5M
$19.1M
Q4 24
$23.3M
Q3 24
$-29.5M
$17.3M
Q2 24
$-61.9M
$21.5M
Q1 24
$61.0M
$7.1M
Gross Margin
ESPR
ESPR
PSIX
PSIX
Q4 25
21.9%
Q3 25
23.9%
Q2 25
28.2%
Q1 25
29.7%
Q4 24
29.9%
Q3 24
28.9%
Q2 24
31.8%
Q1 24
27.0%
Operating Margin
ESPR
ESPR
PSIX
PSIX
Q4 25
50.6%
12.7%
Q3 25
-11.4%
13.9%
Q2 25
8.6%
16.9%
Q1 25
-34.0%
18.2%
Q4 24
-6.4%
17.5%
Q3 24
-31.0%
16.3%
Q2 24
3.5%
22.9%
Q1 24
52.5%
11.2%
Net Margin
ESPR
ESPR
PSIX
PSIX
Q4 25
8.4%
Q3 25
-35.9%
13.5%
Q2 25
-15.4%
26.7%
Q1 25
-62.2%
14.1%
Q4 24
16.1%
Q3 24
-57.2%
13.8%
Q2 24
-83.9%
19.5%
Q1 24
44.3%
7.5%
EPS (diluted)
ESPR
ESPR
PSIX
PSIX
Q4 25
$0.32
$0.69
Q3 25
$-0.16
$1.20
Q2 25
$-0.06
$2.22
Q1 25
$-0.21
$0.83
Q4 24
$-0.14
$1.01
Q3 24
$-0.15
$0.75
Q2 24
$-0.33
$0.94
Q1 24
$0.34
$0.31

Balance Sheet & Financial Strength

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

Metric
ESPR
ESPR
PSIX
PSIX
Cash + ST InvestmentsLiquidity on hand
$167.9M
$41.3M
Total DebtLower is stronger
$96.6M
Stockholders' EquityBook value
$-302.0M
$178.6M
Total Assets
$465.9M
$424.7M
Debt / EquityLower = less leverage
0.54×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ESPR
ESPR
PSIX
PSIX
Q4 25
$167.9M
$41.3M
Q3 25
$92.4M
$49.0M
Q2 25
$86.1M
$49.5M
Q1 25
$114.6M
$50.0M
Q4 24
$144.8M
$55.3M
Q3 24
$144.7M
$40.5M
Q2 24
$189.3M
$28.8M
Q1 24
$226.6M
$33.1M
Total Debt
ESPR
ESPR
PSIX
PSIX
Q4 25
$96.6M
Q3 25
$96.7M
Q2 25
$1.8M
Q1 25
$1.0M
Q4 24
$184.0K
Q3 24
$238.0K
Q2 24
$292.0K
Q1 24
$345.0K
Stockholders' Equity
ESPR
ESPR
PSIX
PSIX
Q4 25
$-302.0M
$178.6M
Q3 25
$-451.4M
$162.5M
Q2 25
$-433.5M
$135.7M
Q1 25
$-426.2M
$84.3M
Q4 24
$-388.7M
$65.3M
Q3 24
$-370.2M
$42.1M
Q2 24
$-344.2M
$24.8M
Q1 24
$-294.3M
$3.2M
Total Assets
ESPR
ESPR
PSIX
PSIX
Q4 25
$465.9M
$424.7M
Q3 25
$364.0M
$458.9M
Q2 25
$347.1M
$437.7M
Q1 25
$324.0M
$372.7M
Q4 24
$343.8M
$328.2M
Q3 24
$314.1M
$339.1M
Q2 24
$352.3M
$307.6M
Q1 24
$373.1M
$286.8M
Debt / Equity
ESPR
ESPR
PSIX
PSIX
Q4 25
0.54×
Q3 25
0.60×
Q2 25
0.01×
Q1 25
0.01×
Q4 24
0.00×
Q3 24
0.01×
Q2 24
0.01×
Q1 24
0.11×

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
PSIX
PSIX
Operating Cash FlowLast quarter
$45.2M
$-4.6M
Free Cash FlowOCF − Capex
$-7.6M
FCF MarginFCF / Revenue
-4.0%
Capex IntensityCapex / Revenue
0.0%
1.6%
Cash ConversionOCF / Net Profit
-0.29×
TTM Free Cash FlowTrailing 4 quarters
$14.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ESPR
ESPR
PSIX
PSIX
Q4 25
$45.2M
$-4.6M
Q3 25
$-4.3M
$3.3M
Q2 25
$-31.4M
$16.7M
Q1 25
$-22.6M
$8.8M
Q4 24
$-35.0M
$32.7M
Q3 24
$-35.3M
$12.6M
Q2 24
$-7.2M
$1.5M
Q1 24
$53.8M
$15.6M
Free Cash Flow
ESPR
ESPR
PSIX
PSIX
Q4 25
$-7.6M
Q3 25
$1.7M
Q2 25
$14.6M
Q1 25
$5.4M
Q4 24
$30.0M
Q3 24
$-35.5M
$12.1M
Q2 24
$-7.3M
$822.0K
Q1 24
$53.8M
$14.8M
FCF Margin
ESPR
ESPR
PSIX
PSIX
Q4 25
-4.0%
Q3 25
0.8%
Q2 25
7.6%
Q1 25
4.0%
Q4 24
20.8%
Q3 24
-68.7%
9.7%
Q2 24
-9.9%
0.7%
Q1 24
39.0%
15.6%
Capex Intensity
ESPR
ESPR
PSIX
PSIX
Q4 25
0.0%
1.6%
Q3 25
0.0%
0.8%
Q2 25
0.0%
1.1%
Q1 25
0.0%
2.5%
Q4 24
0.0%
1.8%
Q3 24
0.3%
0.3%
Q2 24
0.1%
0.6%
Q1 24
0.1%
0.9%
Cash Conversion
ESPR
ESPR
PSIX
PSIX
Q4 25
-0.29×
Q3 25
0.12×
Q2 25
0.33×
Q1 25
0.46×
Q4 24
1.40×
Q3 24
0.73×
Q2 24
0.07×
Q1 24
0.88×
2.20×

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%

PSIX
PSIX

Energy End Market$153.4M80%
Industrial End Market$33.3M17%
Transportation End Market$4.6M2%

Related Comparisons