Comparison

ARCH CAPITAL GROUP LTD. (ACGL) vs MARKEL GROUP INC. (MKL)

The same filed metrics for both companies, side by side.

What each names as a risk in its own annual report, how each is priced against its own history, and the tracked managers whose latest 13F reports a position in both.

Financials

ACGL

ARCH CAPITAL GROUP LTD.

Insurance—Diversified

Revenue, FY25: $19.93B
Net income: $4.4B
Operating cash flow: $6.17B
Free cash flow: $6.13B
Net margin: 22.07%
Operating margin: -
Gross margin: -

MKL

MARKEL GROUP INC.

Insurance—Property & Casualty

Revenue, FY25: $15.51B
Net income: $2.11B
Operating cash flow: $2.76B
Free cash flow: $2.55B
Net margin: 13.58%
Operating margin: 20.59%
Gross margin: -

Head-to-head

Filed growth, quality and valuation, read against each company’s own history rather than against the other side.

Metric	ACGL	MKL
Revenue growth, latest filed year	+14.27%	+4.72%
Piotroski F-score	5 of 6	5 of 7
P/E against its own history	14.02% below	about normal

What each says it is exposed to

From Item 1A of each company’s most recent 10-K.

ACGL

Climate
Cybersecurity
Inflation
Export controls
Tax
Currency moves

And 13 more.

MKL

No 10-K read yet.

Tracked managers holding both

Joel Greenblatt Gotham Asset Management 0.04% · 0.07%

Updated Sep 8, 2026 · the newer of the two companies' filings