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Side-by-side financial comparison of Dexcom (DXCM) and SELECTIVE INSURANCE GROUP INC (SIGI). Click either name above to swap in a different company.

SELECTIVE INSURANCE GROUP INC is the larger business by last-quarter revenue ($1.4B vs $1.3B, roughly 1.1× Dexcom). Dexcom runs the higher net margin — 21.2% vs 7.2%, a 14.0% gap on every dollar of revenue. On growth, Dexcom posted the faster year-over-year revenue change (21.6% vs 5.7%). Over the past eight quarters, Dexcom's revenue compounded faster (12.0% CAGR vs 6.6%).

Dexcom, Inc. is an American multinational healthcare company that develops, manufactures, produces and distributes a line of continuous glucose monitoring (CGM) systems for diabetes management. It operates internationally with global headquarters and R&D center in San Diego, California, U.S.A. and manufacturing facilities in Mesa, Arizona, U.S.A.; Batu Kawan, Malaysia and Athenry, County Galway, Ireland.

Selective Insurance Group Inc. is a U.S.-based insurance holding company that provides a comprehensive portfolio of property and casualty insurance products, including personal auto, home insurance, commercial property, liability, and workers' compensation coverage. It primarily serves small and medium-sized businesses, individual consumers, and nonprofits across the U.S., distributing offerings via a network of independent insurance agents.

DXCM vs SIGI — Head-to-Head

Bigger by revenue
SIGI
SIGI
1.1× larger
SIGI
$1.4B
$1.3B
DXCM
Growing faster (revenue YoY)
DXCM
DXCM
+15.8% gap
DXCM
21.6%
5.7%
SIGI
Higher net margin
DXCM
DXCM
14.0% more per $
DXCM
21.2%
7.2%
SIGI
Faster 2-yr revenue CAGR
DXCM
DXCM
Annualised
DXCM
12.0%
6.6%
SIGI

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
DXCM
DXCM
SIGI
SIGI
Revenue
$1.3B
$1.4B
Net Profit
$267.3M
$97.7M
Gross Margin
62.9%
Operating Margin
25.6%
Net Margin
21.2%
7.2%
Revenue YoY
21.6%
5.7%
Net Profit YoY
153.6%
-37.0%
EPS (diluted)
$0.67
$1.58

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
DXCM
DXCM
SIGI
SIGI
Q1 26
$1.3B
$1.4B
Q4 25
$1.3B
$1.4B
Q3 25
$1.2B
$1.4B
Q2 25
$1.2B
$1.3B
Q1 25
$1.0B
$1.3B
Q4 24
$1.1B
$1.3B
Q3 24
$994.2M
$1.2B
Q2 24
$1.0B
$1.2B
Net Profit
DXCM
DXCM
SIGI
SIGI
Q1 26
$267.3M
$97.7M
Q4 25
$267.3M
$155.2M
Q3 25
$283.8M
$115.3M
Q2 25
$179.8M
$85.9M
Q1 25
$105.4M
$109.9M
Q4 24
$151.7M
$95.5M
Q3 24
$134.6M
$92.3M
Q2 24
$143.5M
$-63.3M
Gross Margin
DXCM
DXCM
SIGI
SIGI
Q1 26
62.9%
Q4 25
62.9%
Q3 25
60.5%
Q2 25
59.5%
Q1 25
56.9%
Q4 24
58.9%
Q3 24
59.7%
Q2 24
62.4%
Operating Margin
DXCM
DXCM
SIGI
SIGI
Q1 26
25.6%
Q4 25
25.6%
14.4%
Q3 25
20.1%
10.7%
Q2 25
18.4%
8.2%
Q1 25
12.9%
10.8%
Q4 24
17.0%
9.5%
Q3 24
15.3%
9.4%
Q2 24
15.7%
-6.7%
Net Margin
DXCM
DXCM
SIGI
SIGI
Q1 26
21.2%
7.2%
Q4 25
21.2%
11.4%
Q3 25
23.5%
8.5%
Q2 25
15.5%
6.5%
Q1 25
10.2%
8.6%
Q4 24
13.6%
7.6%
Q3 24
13.5%
7.4%
Q2 24
14.3%
-5.3%
EPS (diluted)
DXCM
DXCM
SIGI
SIGI
Q1 26
$0.67
$1.58
Q4 25
$0.67
$2.52
Q3 25
$0.70
$1.85
Q2 25
$0.45
$1.36
Q1 25
$0.27
$1.76
Q4 24
$0.37
$1.53
Q3 24
$0.34
$1.47
Q2 24
$0.35
$-1.08

Balance Sheet & Financial Strength

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

Metric
DXCM
DXCM
SIGI
SIGI
Cash + ST InvestmentsLiquidity on hand
$917.7M
$451.8M
Total DebtLower is stronger
$901.4M
Stockholders' EquityBook value
$2.7B
$3.6B
Total Assets
$6.3B
$15.3B
Debt / EquityLower = less leverage
0.25×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DXCM
DXCM
SIGI
SIGI
Q1 26
$917.7M
$451.8M
Q4 25
$917.7M
Q3 25
$1.8B
Q2 25
$1.2B
Q1 25
$904.9M
Q4 24
$606.1M
Q3 24
$621.2M
Q2 24
$939.2M
Total Debt
DXCM
DXCM
SIGI
SIGI
Q1 26
$901.4M
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$507.9M
Q3 24
$508.2M
Q2 24
$508.8M
Stockholders' Equity
DXCM
DXCM
SIGI
SIGI
Q1 26
$2.7B
$3.6B
Q4 25
$2.7B
$3.6B
Q3 25
$2.7B
$3.5B
Q2 25
$2.6B
$3.4B
Q1 25
$2.3B
$3.3B
Q4 24
$2.1B
$3.1B
Q3 24
$2.0B
$3.2B
Q2 24
$2.4B
$2.9B
Total Assets
DXCM
DXCM
SIGI
SIGI
Q1 26
$6.3B
$15.3B
Q4 25
$6.3B
$15.2B
Q3 25
$7.5B
$15.0B
Q2 25
$7.3B
$14.5B
Q1 25
$6.8B
$14.2B
Q4 24
$6.5B
$13.5B
Q3 24
$6.4B
$13.5B
Q2 24
$6.8B
$12.6B
Debt / Equity
DXCM
DXCM
SIGI
SIGI
Q1 26
0.25×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.16×
Q3 24
0.16×
Q2 24
0.17×

Financial Flow Comparison

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

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