vs

Side-by-side financial comparison of ACI WORLDWIDE, INC. (ACIW) and NABORS INDUSTRIES LTD (NBR). Click either name above to swap in a different company.

NABORS INDUSTRIES LTD is the larger business by last-quarter revenue ($783.5M vs $481.6M, roughly 1.6× ACI WORLDWIDE, INC.). ACI WORLDWIDE, INC. runs the higher net margin — 13.4% vs 0.5%, a 12.8% gap on every dollar of revenue. On growth, ACI WORLDWIDE, INC. posted the faster year-over-year revenue change (6.3% vs -1.8%). NABORS INDUSTRIES LTD produced more free cash flow last quarter ($131.8M vs $116.6M). Over the past eight quarters, ACI WORLDWIDE, INC.'s revenue compounded faster (23.4% CAGR vs 3.3%).

ACI Worldwide is a digital payments software company headquartered in Elkhorn, Nebraska, that processes billions of transactions daily equating to trillions of U.S. dollars for customers in 94 countries. Banks, financial institutions, merchants, billers, acquirers, issuers, and other third-party payment service providers use its intelligent solutions to deploy secure payment rails across all channels.

Nabors Industries Limited is an American global oil and gas drilling contractor based in Houston, Texas. Nabors owns the world’s second largest land drilling rig fleet, with over 250 rigs operating in 20 countries.

ACIW vs NBR — Head-to-Head

Bigger by revenue
NBR
NBR
1.6× larger
NBR
$783.5M
$481.6M
ACIW
Growing faster (revenue YoY)
ACIW
ACIW
+8.1% gap
ACIW
6.3%
-1.8%
NBR
Higher net margin
ACIW
ACIW
12.8% more per $
ACIW
13.4%
0.5%
NBR
More free cash flow
NBR
NBR
$15.2M more FCF
NBR
$131.8M
$116.6M
ACIW
Faster 2-yr revenue CAGR
ACIW
ACIW
Annualised
ACIW
23.4%
3.3%
NBR

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ACIW
ACIW
NBR
NBR
Revenue
$481.6M
$783.5M
Net Profit
$64.3M
$4.3M
Gross Margin
53.0%
Operating Margin
22.6%
Net Margin
13.4%
0.5%
Revenue YoY
6.3%
-1.8%
Net Profit YoY
-34.7%
-74.9%
EPS (diluted)
$0.61
$2.18

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
ACIW
ACIW
NBR
NBR
Q1 26
$783.5M
Q4 25
$481.6M
$797.5M
Q3 25
$482.4M
$818.2M
Q2 25
$401.3M
$832.8M
Q1 25
$394.6M
$736.2M
Q4 24
$453.0M
$729.8M
Q3 24
$451.8M
$731.8M
Q2 24
$373.5M
$734.8M
Net Profit
ACIW
ACIW
NBR
NBR
Q1 26
$4.3M
Q4 25
$64.3M
$10.3M
Q3 25
$91.3M
$274.2M
Q2 25
$12.2M
$-30.9M
Q1 25
$58.9M
$33.0M
Q4 24
$98.6M
$-53.7M
Q3 24
$81.4M
$-55.8M
Q2 24
$30.9M
$-32.3M
Gross Margin
ACIW
ACIW
NBR
NBR
Q1 26
Q4 25
53.0%
Q3 25
53.7%
Q2 25
41.5%
Q1 25
45.9%
Q4 24
55.8%
Q3 24
56.3%
41.0%
Q2 24
45.6%
40.1%
Operating Margin
ACIW
ACIW
NBR
NBR
Q1 26
Q4 25
22.6%
27.4%
Q3 25
26.5%
15.6%
Q2 25
8.7%
8.8%
Q1 25
14.8%
7.0%
Q4 24
27.0%
26.0%
Q3 24
27.1%
14.5%
Q2 24
14.4%
7.9%
Net Margin
ACIW
ACIW
NBR
NBR
Q1 26
0.5%
Q4 25
13.4%
1.3%
Q3 25
18.9%
33.5%
Q2 25
3.0%
-3.7%
Q1 25
14.9%
4.5%
Q4 24
21.8%
-7.4%
Q3 24
18.0%
-7.6%
Q2 24
8.3%
-4.4%
EPS (diluted)
ACIW
ACIW
NBR
NBR
Q1 26
$2.18
Q4 25
$0.61
$1.07
Q3 25
$0.88
$16.85
Q2 25
$0.12
$-2.71
Q1 25
$0.55
$2.18
Q4 24
$0.92
$-6.68
Q3 24
$0.77
$-6.86
Q2 24
$0.29
$-4.29

Balance Sheet & Financial Strength

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

Metric
ACIW
ACIW
NBR
NBR
Cash + ST InvestmentsLiquidity on hand
$196.5M
$500.9M
Total DebtLower is stronger
$817.6M
$2.1B
Stockholders' EquityBook value
$1.5B
$952.4M
Total Assets
$3.1B
$4.4B
Debt / EquityLower = less leverage
0.54×
2.22×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACIW
ACIW
NBR
NBR
Q1 26
$500.9M
Q4 25
$196.5M
$940.7M
Q3 25
$199.3M
$428.1M
Q2 25
$189.7M
$387.4M
Q1 25
$230.1M
$404.1M
Q4 24
$216.4M
$397.3M
Q3 24
$177.9M
$459.3M
Q2 24
$157.0M
$473.6M
Total Debt
ACIW
ACIW
NBR
NBR
Q1 26
$2.1B
Q4 25
$817.6M
Q3 25
$867.8M
Q2 25
$898.0M
Q1 25
$845.9M
Q4 24
$924.6M
Q3 24
$994.3M
Q2 24
$1.0B
Stockholders' Equity
ACIW
ACIW
NBR
NBR
Q1 26
$952.4M
Q4 25
$1.5B
$590.7M
Q3 25
$1.5B
$579.8M
Q2 25
$1.4B
$308.0M
Q1 25
$1.5B
$342.7M
Q4 24
$1.4B
$135.0M
Q3 24
$1.3B
$191.4M
Q2 24
$1.2B
$250.4M
Total Assets
ACIW
ACIW
NBR
NBR
Q1 26
$4.4B
Q4 25
$3.1B
$4.8B
Q3 25
$3.2B
$4.8B
Q2 25
$3.1B
$5.0B
Q1 25
$3.2B
$5.0B
Q4 24
$3.0B
$4.5B
Q3 24
$3.1B
$4.6B
Q2 24
$3.4B
$4.6B
Debt / Equity
ACIW
ACIW
NBR
NBR
Q1 26
2.22×
Q4 25
0.54×
Q3 25
0.59×
Q2 25
0.64×
Q1 25
0.57×
Q4 24
0.65×
Q3 24
0.75×
Q2 24
0.82×

Cash Flow & Capital Efficiency

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

Metric
ACIW
ACIW
NBR
NBR
Operating Cash FlowLast quarter
$121.8M
$113.3M
Free Cash FlowOCF − Capex
$116.6M
$131.8M
FCF MarginFCF / Revenue
24.2%
16.8%
Capex IntensityCapex / Revenue
1.1%
Cash ConversionOCF / Net Profit
1.89×
26.59×
TTM Free Cash FlowTrailing 4 quarters
$309.9M
$186.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACIW
ACIW
NBR
NBR
Q1 26
$113.3M
Q4 25
$121.8M
$245.8M
Q3 25
$73.0M
$207.9M
Q2 25
$49.8M
$151.8M
Q1 25
$78.2M
$87.7M
Q4 24
$126.5M
$148.9M
Q3 24
$54.0M
$143.6M
Q2 24
$55.0M
$181.7M
Free Cash Flow
ACIW
ACIW
NBR
NBR
Q1 26
$131.8M
Q4 25
$116.6M
$83.8M
Q3 25
$69.6M
$-2.1M
Q2 25
$47.6M
$-27.1M
Q1 25
$76.1M
$-77.2M
Q4 24
$119.5M
$-59.1M
Q3 24
$50.5M
$15.7M
Q2 24
$53.3M
$54.3M
FCF Margin
ACIW
ACIW
NBR
NBR
Q1 26
16.8%
Q4 25
24.2%
10.5%
Q3 25
14.4%
-0.3%
Q2 25
11.9%
-3.3%
Q1 25
19.3%
-10.5%
Q4 24
26.4%
-8.1%
Q3 24
11.2%
2.2%
Q2 24
14.3%
7.4%
Capex Intensity
ACIW
ACIW
NBR
NBR
Q1 26
Q4 25
1.1%
20.3%
Q3 25
0.7%
25.7%
Q2 25
0.5%
21.5%
Q1 25
0.5%
22.4%
Q4 24
1.5%
28.5%
Q3 24
0.8%
17.5%
Q2 24
0.5%
17.3%
Cash Conversion
ACIW
ACIW
NBR
NBR
Q1 26
26.59×
Q4 25
1.89×
23.76×
Q3 25
0.80×
0.76×
Q2 25
4.08×
Q1 25
1.33×
2.66×
Q4 24
1.28×
Q3 24
0.66×
Q2 24
1.78×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACIW
ACIW

Issuing And Acquiring$183.7M38%
License$158.3M33%
Maintenance$50.8M11%
Software And Platform Service$49.6M10%
Merchant Payments$42.4M9%

NBR
NBR

International Drilling$419.5M54%
U.S. Drilling$241.1M31%
Drilling Solutions$106.2M14%
Rig Technologies (1)$27.2M3%

Related Comparisons