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Understanding Insurance Carrier Ratings: What AM Best, Moody's, and S&P Really Mean

  • Writer: Ronelle Hunte-Roddy
    Ronelle Hunte-Roddy
  • Apr 8
  • 3 min read

When choosing an insurance company, most people focus on price and coverage. But there's another crucial factor you should consider before placing your trust (and your money) in any carrier: financial strength ratings. These ratings, issued by agencies like AM Best, Moody’s, and Standard & Poor’s (S&P), help assess an insurer’s ability to meet its ongoing policy and contract obligations.


In this blog, we’ll break down the big three rating agencies, how they differ, what their ratings mean, and how to use that information when choosing the best insurance company for your needs.


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Why Insurance Carrier Ratings Matter


An insurance policy is a promise—one that may not be fulfilled for years, even decades. So, a key question becomes: Will the insurer still be financially sound when it's time to pay out?

That’s where rating agencies come in. They analyze insurers based on their capital reserves, debt, claims-paying ability, and long-term stability. A higher rating generally means lower risk for policyholders.



The rating of an insurance carrier can determine whether or not they are financially able to stand beside you when you need them most.  “AM Best speaks the language of insurance. Their ratings are written for the industry, by the industry.”
The rating of an insurance carrier can determine whether or not they are financially able to stand beside you when you need them most. “AM Best speaks the language of insurance. Their ratings are written for the industry, by the industry.”
“Financial strength ratings are your window into whether an insurer can keep its promises tomorrow.”

Meet the Big Three Rating Agencies

Let’s dive into what each of these agencies does and how they assess insurers


1. AM Best

  • Focus: Insurance-specific

  • Scope: Solely evaluates insurance companies

  • Rating Scale: Ranges from A++ (Superior) to D (Poor) and F (In Liquidation)

Pros:

  • Deep specialization in the insurance sector

  • Transparent methodology

  • Recognized standard in the industry

Cons:

  • Ratings may be less known outside of insurance circles

  • Can be harder for consumers to interpret without guidance


2. Moody’s Investors Service

  • Focus: Broad financial institutions, including insurers

  • Scope: Includes credit ratings, economic analysis, and risk assessment

  • Rating Scale: AAA (Exceptional) to C (Lowest)

Pros:

  • Well-known in financial markets

  • Ratings consider both global and economic factors

Cons:

  • Less focused on insurance specifically

  • Ratings can be conservative and slower to change


3. Standard & Poor’s (S&P)

  • Focus: Broad financial strength and creditworthiness

  • Scope: Insurance companies, corporations, governments

  • Rating Scale: AAA (Extremely Strong) to D (Default)

Pros:

  • Widely recognized globally

  • Comprehensive credit risk analysis

Cons:

  • Ratings not always easy to interpret for consumers

  • Broader financial picture may overlook niche insurance risks


"In insurance, trust isn’t just about customer service—it’s about long-term solvency."

“When in doubt, choose strength. A-rated carriers are better equipped to weather economic storms.”
“When in doubt, choose strength. A-rated carriers are better equipped to weather economic storms.”


Comparison Table

Rating Agency

Primary Focus

Rating Range

Industry Specialization

Consumer Familiarity

AM Best

Insurance Only

A++ to F

High

Medium

Moody's

General Finance

AAA to C

Moderate

High

S&P

General Finance

AAA to D

Moderate

High

Note: A ratings drop doesn’t necessarily mean an insurer is failing, but it could indicate increased financial strain or risk exposure.



Final Thoughts: How to Use These Ratings


At CIB Insure, we believe your insurance is only as good as the company backing it. That’s why we don’t just look at the lowest price—we consider financial strength, customer service ratings, claims handling, and overall value.


When comparing policies, use these ratings as a filter:

  • A-rated or better? That’s a good sign.

  • Below B? Proceed with caution and ask why.

  • Multiple carriers with similar coverage and price? Choose the one with stronger ratings.


Understanding these ratings helps you make informed, long-term decisions—and as your broker, we're always here to explain the fine print.


Have questions about your current insurer’s rating or want to compare companies? Contact us at www.cibinsure.com or call 770-755-1775. Let’s make sure you’re protected by a carrier you can trust.

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