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Side-by-side financial comparison of Energy Services of America CORP (ESOA) and RAMBUS INC (RMBS). Click either name above to swap in a different company.

RAMBUS INC is the larger business by last-quarter revenue ($180.2M vs $114.1M, roughly 1.6× Energy Services of America CORP). On growth, Energy Services of America CORP posted the faster year-over-year revenue change (13.4% vs 8.1%). Over the past eight quarters, Energy Services of America CORP's revenue compounded faster (26.7% CAGR vs 16.8%).

Superior Energy Services is an American oil services company that operates as a holding company for a portfolio of oilfield equipment rentals and well oil and gas services brands.

Rambus Inc. is an American technology company that designs, develops and licenses chip interface technologies and architectures that are used in digital electronics products. The company, founded in 1990, is well known for inventing RDRAM and for its intellectual property-based litigation following the introduction of DDR-SDRAM memory.

ESOA vs RMBS — Head-to-Head

Bigger by revenue
RMBS
RMBS
1.6× larger
RMBS
$180.2M
$114.1M
ESOA
Growing faster (revenue YoY)
ESOA
ESOA
+5.3% gap
ESOA
13.4%
8.1%
RMBS
Faster 2-yr revenue CAGR
ESOA
ESOA
Annualised
ESOA
26.7%
16.8%
RMBS

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ESOA
ESOA
RMBS
RMBS
Revenue
$114.1M
$180.2M
Net Profit
$59.9M
Gross Margin
12.3%
79.7%
Operating Margin
4.3%
34.3%
Net Margin
33.2%
Revenue YoY
13.4%
8.1%
Net Profit YoY
-7.3%
EPS (diluted)
$0.16
$0.55

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
ESOA
ESOA
RMBS
RMBS
Q1 26
$180.2M
Q4 25
$114.1M
$190.2M
Q3 25
$130.1M
$178.5M
Q2 25
$103.6M
$172.2M
Q1 25
$76.7M
$166.7M
Q4 24
$100.6M
$161.1M
Q3 24
$104.7M
$145.5M
Q2 24
$85.9M
$132.1M
Net Profit
ESOA
ESOA
RMBS
RMBS
Q1 26
$59.9M
Q4 25
$63.8M
Q3 25
$48.4M
Q2 25
$57.9M
Q1 25
$60.3M
Q4 24
$62.2M
Q3 24
$48.7M
Q2 24
$36.1M
Gross Margin
ESOA
ESOA
RMBS
RMBS
Q1 26
79.7%
Q4 25
12.3%
78.9%
Q3 25
12.6%
79.5%
Q2 25
11.6%
79.8%
Q1 25
0.1%
80.3%
Q4 24
10.2%
80.4%
Q3 24
16.8%
80.7%
Q2 24
17.8%
79.7%
Operating Margin
ESOA
ESOA
RMBS
RMBS
Q1 26
34.3%
Q4 25
4.3%
37.2%
Q3 25
5.8%
35.4%
Q2 25
3.1%
36.6%
Q1 25
-10.6%
37.9%
Q4 24
1.6%
35.9%
Q3 24
8.4%
37.6%
Q2 24
9.9%
30.5%
Net Margin
ESOA
ESOA
RMBS
RMBS
Q1 26
33.2%
Q4 25
33.6%
Q3 25
27.1%
Q2 25
33.6%
Q1 25
36.2%
Q4 24
38.6%
Q3 24
33.4%
Q2 24
27.3%
EPS (diluted)
ESOA
ESOA
RMBS
RMBS
Q1 26
$0.55
Q4 25
$0.16
$0.58
Q3 25
$0.26
$0.44
Q2 25
$0.12
$0.53
Q1 25
$-0.41
$0.56
Q4 24
$0.05
$0.57
Q3 24
$0.40
$0.45
Q2 24
$1.06
$0.33

Balance Sheet & Financial Strength

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

Metric
ESOA
ESOA
RMBS
RMBS
Cash + ST InvestmentsLiquidity on hand
$16.7M
$134.3M
Total DebtLower is stronger
$62.0M
Stockholders' EquityBook value
$60.6M
Total Assets
$201.0M
$1.5B
Debt / EquityLower = less leverage
1.02×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ESOA
ESOA
RMBS
RMBS
Q1 26
$134.3M
Q4 25
$16.7M
$182.8M
Q3 25
$12.2M
$79.2M
Q2 25
$15.3M
$87.8M
Q1 25
$9.9M
$132.2M
Q4 24
$20.3M
$99.8M
Q3 24
$12.9M
$114.0M
Q2 24
$14.5M
$124.6M
Total Debt
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
$62.0M
Q3 25
$72.2M
Q2 25
$59.1M
Q1 25
$50.7M
Q4 24
$59.6M
Q3 24
$33.9M
Q2 24
$31.9M
Stockholders' Equity
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
$60.6M
$1.4B
Q3 25
$59.2M
$1.3B
Q2 25
$54.4M
$1.2B
Q1 25
$53.7M
$1.2B
Q4 24
$61.0M
$1.1B
Q3 24
$58.7M
$1.0B
Q2 24
$52.0M
$1.0B
Total Assets
ESOA
ESOA
RMBS
RMBS
Q1 26
$1.5B
Q4 25
$201.0M
$1.5B
Q3 25
$215.2M
$1.4B
Q2 25
$189.1M
$1.5B
Q1 25
$170.2M
$1.4B
Q4 24
$192.1M
$1.3B
Q3 24
$158.2M
$1.3B
Q2 24
$148.8M
$1.3B
Debt / Equity
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
1.02×
Q3 25
1.22×
Q2 25
1.09×
Q1 25
0.94×
Q4 24
0.98×
Q3 24
0.58×
Q2 24
0.61×

Cash Flow & Capital Efficiency

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

Metric
ESOA
ESOA
RMBS
RMBS
Operating Cash FlowLast quarter
$18.8M
Free Cash FlowOCF − Capex
$16.8M
FCF MarginFCF / Revenue
14.7%
Capex IntensityCapex / Revenue
1.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$3.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
$18.8M
$99.8M
Q3 25
$-9.3M
$88.4M
Q2 25
$3.4M
$94.4M
Q1 25
$1.1M
$77.4M
Q4 24
$8.9M
$59.0M
Q3 24
$-847.5K
$62.1M
Q2 24
$19.3M
$70.4M
Free Cash Flow
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
$16.8M
$93.3M
Q3 25
$-12.0M
$82.5M
Q2 25
$-582.0K
$87.9M
Q1 25
$-1.1M
$69.5M
Q4 24
$6.0M
$52.5M
Q3 24
$-2.9M
$52.2M
Q2 24
$16.3M
$59.1M
FCF Margin
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
14.7%
49.0%
Q3 25
-9.3%
46.2%
Q2 25
-0.6%
51.0%
Q1 25
-1.4%
41.7%
Q4 24
5.9%
32.6%
Q3 24
-2.8%
35.9%
Q2 24
18.9%
44.7%
Capex Intensity
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
1.8%
3.4%
Q3 25
2.1%
3.3%
Q2 25
3.9%
3.8%
Q1 25
2.9%
4.7%
Q4 24
2.9%
4.0%
Q3 24
2.0%
6.8%
Q2 24
3.6%
8.6%
Cash Conversion
ESOA
ESOA
RMBS
RMBS
Q1 26
Q4 25
1.56×
Q3 25
1.83×
Q2 25
1.63×
Q1 25
1.28×
Q4 24
0.95×
Q3 24
1.28×
Q2 24
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ESOA
ESOA

Electricals Mechanical And General$49.4M43%
Gas And Petroleum Transmission$24.1M21%
Cost Plus And TM Contracts$23.3M20%
Transferred At Point In Time$17.9M16%

RMBS
RMBS

Product revenue$88.0M49%
Royalties$69.6M39%
Contract and other revenue$22.6M13%

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