The short version

From the latest prices and each company's SEC filings. Who's ahead on each measure, not which to buy.

  • Erie Indemnity is the larger company, worth $12.2B, about 3.1 times Neptune Insurance.
  • Neptune Insurance grew revenue faster over the last year (+32.8% vs +2.8%).
  • Neptune Insurance's price assumes faster free cash flow growth: about 24% a year, against 6% for Erie Indemnity (reverse DCF).

Side by side

The stronger figure is shaded where higher (or, for valuation multiples, lower) reads as better. How the implied growth works.

MeasureERIENP
Market cap$12.2B$3.9B
Share price$222.04$28.74
Revenue (last fiscal year)$4.1B$160M
Free cash flow (last fiscal year)$571M$48M
Revenue growth, last year+2.8%+32.8%
Revenue growth per year, last 5 fiscal years+11.5%+37.1%
Operating margin17.9%—
Net margin14.0%—
Return on equity23.4%—
P/E (trailing)21.3x—
Price / free cash flow21.3x81.2x
EV / EBITDA—59.2x
FCF growth the price implies5.8%23.5%
Dividend yield2.4%—
Debt / equity0.44x—
Fundamental gradeCB
Superinvestors holding it21
Insider purchases, last 12 months102

Results from SEC filings

Revenue and free cash flow by fiscal year, from each company's 10-K filings.

Erie Indemnity

YearRevenueFree cash flowOp. margin
2021$2.6B$254M12.1%
2022$2.8B$299M13.2%
2023$3.3B$289M15.9%
2024$3.8B$486M17.8%
2025$4.1B$571M17.6%

Neptune Insurance

YearRevenueFree cash flowOp. margin
2023$85M$15M53.5%
2024$119M$46M57.4%
2025$160M$48M44.5%

Where the revenue comes from

Erie Indemnity · by products, 2025

Management fee revenue - policy issuance and renewal services$3.1B77%
Administrative services reimbursement revenue$837M21%
Management fee revenue - administrative services$74M2%
Service agreement revenue$25M1%

Neptune Insurance · by products, 2025

Commission income$122M76%
Fee income$38M24%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open ERIE in Investingly

Questions

Which is bigger, Erie Indemnity or Neptune Insurance?

Erie Indemnity (ERIE), at $12.2B against $3.9B.

Which grows faster, ERIE or NP?

Neptune Insurance: revenue grew +32.8% over the last year, against +2.8%.

Prices and ratios as of the last daily update; statements from SEC filings. Information only, not investment advice.