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Side-by-side financial comparison of IQVIA (IQV) and Willis Towers Watson (WTW). Click either name above to swap in a different company.

IQVIA is the larger business by last-quarter revenue ($4.4B vs $2.9B, roughly 1.5× Willis Towers Watson). Willis Towers Watson runs the higher net margin — 25.5% vs 11.8%, a 13.7% gap on every dollar of revenue. On growth, IQVIA posted the faster year-over-year revenue change (10.3% vs -3.5%). Willis Towers Watson produced more free cash flow last quarter ($708.0M vs $561.0M). Over the past eight quarters, Willis Towers Watson's revenue compounded faster (12.0% CAGR vs 8.1%).

IQVIA Holdings, Inc., headquartered in Durham, North Carolina, is an American company focused on health information technology and clinical research.

Willis Towers Watson plc is a British-American multinational advisory, broking and solutions company. Its operations span commercial insurance brokerage and risk advisory, employee benefits and rewards consulting, retirement and actuarial services, and investment advice for pension funds and institutional investors.

IQV vs WTW — Head-to-Head

Bigger by revenue
IQV
IQV
1.5× larger
IQV
$4.4B
$2.9B
WTW
Growing faster (revenue YoY)
IQV
IQV
+13.8% gap
IQV
10.3%
-3.5%
WTW
Higher net margin
WTW
WTW
13.7% more per $
WTW
25.5%
11.8%
IQV
More free cash flow
WTW
WTW
$147.0M more FCF
WTW
$708.0M
$561.0M
IQV
Faster 2-yr revenue CAGR
WTW
WTW
Annualised
WTW
12.0%
8.1%
IQV

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IQV
IQV
WTW
WTW
Revenue
$4.4B
$2.9B
Net Profit
$514.0M
$735.0M
Gross Margin
Operating Margin
14.4%
35.3%
Net Margin
11.8%
25.5%
Revenue YoY
10.3%
-3.5%
Net Profit YoY
17.6%
-41.0%
EPS (diluted)
$2.97
$7.50

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
IQV
IQV
WTW
WTW
Q4 25
$4.4B
$2.9B
Q3 25
$4.1B
$2.2B
Q2 25
$4.0B
$2.2B
Q1 25
$3.8B
$2.2B
Q4 24
$4.0B
$3.0B
Q3 24
$3.9B
$2.2B
Q2 24
$3.8B
$2.2B
Q1 24
$3.7B
$2.3B
Net Profit
IQV
IQV
WTW
WTW
Q4 25
$514.0M
$735.0M
Q3 25
$331.0M
$304.0M
Q2 25
$266.0M
$331.0M
Q1 25
$249.0M
$235.0M
Q4 24
$437.0M
$1.2B
Q3 24
$285.0M
$-1.7B
Q2 24
$363.0M
$141.0M
Q1 24
$288.0M
$190.0M
Gross Margin
IQV
IQV
WTW
WTW
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
23.5%
Q2 24
22.6%
Q1 24
22.1%
Operating Margin
IQV
IQV
WTW
WTW
Q4 25
14.4%
35.3%
Q3 25
13.5%
18.7%
Q2 25
12.6%
16.6%
Q1 25
13.0%
19.8%
Q4 24
15.8%
30.2%
Q3 24
14.1%
-34.2%
Q2 24
13.6%
9.6%
Q1 24
13.5%
12.2%
Net Margin
IQV
IQV
WTW
WTW
Q4 25
11.8%
25.5%
Q3 25
8.1%
13.6%
Q2 25
6.6%
14.9%
Q1 25
6.5%
10.8%
Q4 24
11.0%
41.7%
Q3 24
7.3%
-74.8%
Q2 24
9.5%
6.4%
Q1 24
7.7%
8.3%
EPS (diluted)
IQV
IQV
WTW
WTW
Q4 25
$2.97
$7.50
Q3 25
$1.93
$3.11
Q2 25
$1.54
$3.32
Q1 25
$1.40
$2.33
Q4 24
$2.41
$12.29
Q3 24
$1.55
$-16.44
Q2 24
$1.97
$1.36
Q1 24
$1.56
$1.83

Balance Sheet & Financial Strength

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

Metric
IQV
IQV
WTW
WTW
Cash + ST InvestmentsLiquidity on hand
$2.1B
$3.2B
Total DebtLower is stronger
$9.7B
Stockholders' EquityBook value
$6.5B
$8.0B
Total Assets
$29.9B
$29.5B
Debt / EquityLower = less leverage
1.21×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IQV
IQV
WTW
WTW
Q4 25
$2.1B
$3.2B
Q3 25
$2.0B
$1.9B
Q2 25
$2.2B
$2.0B
Q1 25
$1.9B
$1.5B
Q4 24
$1.8B
$1.9B
Q3 24
$1.7B
$1.4B
Q2 24
$1.7B
$1.2B
Q1 24
$1.6B
$1.9B
Total Debt
IQV
IQV
WTW
WTW
Q4 25
$9.7B
Q3 25
Q2 25
Q1 25
Q4 24
$8.6B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
IQV
IQV
WTW
WTW
Q4 25
$6.5B
$8.0B
Q3 25
$6.2B
$7.7B
Q2 25
$5.8B
$8.1B
Q1 25
$6.0B
$8.1B
Q4 24
$6.1B
$7.9B
Q3 24
$7.0B
$7.5B
Q2 24
$6.7B
$9.3B
Q1 24
$6.3B
$9.5B
Total Assets
IQV
IQV
WTW
WTW
Q4 25
$29.9B
$29.5B
Q3 25
$28.7B
$27.4B
Q2 25
$28.6B
$28.5B
Q1 25
$27.3B
$28.1B
Q4 24
$26.9B
$27.7B
Q3 24
$27.2B
$27.2B
Q2 24
$26.4B
$29.6B
Q1 24
$26.6B
$30.2B
Debt / Equity
IQV
IQV
WTW
WTW
Q4 25
1.21×
Q3 25
Q2 25
Q1 25
Q4 24
1.08×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
IQV
IQV
WTW
WTW
Operating Cash FlowLast quarter
$735.0M
$771.0M
Free Cash FlowOCF − Capex
$561.0M
$708.0M
FCF MarginFCF / Revenue
12.9%
24.6%
Capex IntensityCapex / Revenue
4.0%
2.2%
Cash ConversionOCF / Net Profit
1.43×
1.05×
TTM Free Cash FlowTrailing 4 quarters
$2.1B
$1.5B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IQV
IQV
WTW
WTW
Q4 25
$735.0M
$771.0M
Q3 25
$908.0M
$678.0M
Q2 25
$443.0M
$361.0M
Q1 25
$568.0M
$-35.0M
Q4 24
$885.0M
$599.0M
Q3 24
$721.0M
$482.0M
Q2 24
$588.0M
$407.0M
Q1 24
$522.0M
$24.0M
Free Cash Flow
IQV
IQV
WTW
WTW
Q4 25
$561.0M
$708.0M
Q3 25
$772.0M
$621.0M
Q2 25
$292.0M
$303.0M
Q1 25
$426.0M
$-86.0M
Q4 24
$721.0M
$543.0M
Q3 24
$571.0M
$419.0M
Q2 24
$445.0M
$341.0M
Q1 24
$377.0M
$-36.0M
FCF Margin
IQV
IQV
WTW
WTW
Q4 25
12.9%
24.6%
Q3 25
18.8%
27.7%
Q2 25
7.3%
13.7%
Q1 25
11.1%
-3.9%
Q4 24
18.2%
18.2%
Q3 24
14.7%
18.7%
Q2 24
11.7%
15.4%
Q1 24
10.1%
-1.6%
Capex Intensity
IQV
IQV
WTW
WTW
Q4 25
4.0%
2.2%
Q3 25
3.3%
2.5%
Q2 25
3.8%
2.6%
Q1 25
3.7%
2.3%
Q4 24
4.1%
1.9%
Q3 24
3.9%
2.8%
Q2 24
3.7%
3.0%
Q1 24
3.9%
2.6%
Cash Conversion
IQV
IQV
WTW
WTW
Q4 25
1.43×
1.05×
Q3 25
2.74×
2.23×
Q2 25
1.67×
1.09×
Q1 25
2.28×
-0.15×
Q4 24
2.03×
0.48×
Q3 24
2.53×
Q2 24
1.62×
2.89×
Q1 24
1.81×
0.13×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IQV
IQV

Segment breakdown not available.

WTW
WTW

Health Wealth And Career$1.7B58%
GB$566.0M20%
Broking$465.0M16%
Other$113.0M4%
December Thirty One Two Thousand And Twenty Four$67.0M2%
IE$38.0M1%

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