Insurance Brokers
Stocks Ranked by
Market Capitalization
Insurance Brokers Stocks at a Glance
Insurance brokers arrange coverage between clients and carriers, earning commissions and fees without underwriting risk. Capital-light and cash-generative, they compound through premium-rate cycles and acquisitions in a fragmented market.
There are 23 Insurance Brokers industry stocks tracked by Wall St. Rank, worth a combined $331B.
The largest by market cap are Marsh (MRSH) at $94.3B, Aon (AON) at $80.6B and Arthur J. Gallagher & Co (AJG) at $69.1B.
Among institutional investors, Ethos Technologies Inc (LIFE) drew the most net new fund positions in Q1 2026: 69 funds opened new positions.
- Combined market cap: $331B across 23 stocks.
- Largest constituent: Marsh (MRSH), $94.3B market cap.
- Most net new fund positions in Q1 2026: Ethos Technologies Inc (LIFE), +69 holders.
Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q1 2026.