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Annuity Ratings and Carrier Evaluation: How to Judge the Company Behind the Contract

By Annuity Academy|Updated March 31, 2026|9 min read|Editorially independent

Why the Company Matters as Much as the Product

A useful rule of thumb when shopping for an annuity: the product is only as good as the company behind it.

A brilliant FIA with a 7% roll-up and a generous doubler is meaningless if the carrier can't pay you in 20 years. A MYGA with the highest rate on the market is a warning sign, not a feature, if the company is stretching itself thin to attract deposits — because the highest rate is often the one offered by the carrier that needs the cash most.

An annuity isn't like buying a television. If the TV manufacturer goes under, you still own the TV. If the annuity carrier fails, your guarantee is only as strong as the safety net behind it. So before comparing cap rates and rider fees, evaluate the company itself — and the most reliable way to do that is through financial strength ratings.

Financial strength ratings sound dry. They are dry. But this is one of those areas where boring information prevents expensive surprises. Spend a few minutes here and AM Best letter grades will never confuse you again.

The Four Rating Agencies

Four major agencies evaluate insurance company financial strength. Each has its own scale, methodology, and quirks.

AM Best — The Gold Standard for Insurance

AM Best has been rating insurance companies since 1899. They focus exclusively on the insurance industry, which makes their assessments particularly relevant for annuity buyers.

AM Best Financial Strength Rating Scale:

RatingDesignationWhat It Means
A++SuperiorStrongest ability to meet obligations
A+SuperiorVery strong ability to meet obligations
AExcellentStrong ability to meet obligations
A-ExcellentGood ability to meet obligations
B++GoodAdequate ability to meet obligations
B+GoodAdequate ability with some vulnerability
BFairMarginal ability to meet obligations
Below BVariousIncreasing concern about meeting obligations

A practical recommendation: for annuities, prioritize carriers rated A- or higher by AM Best. That cutoff covers the vast majority of reputable carriers and provides a meaningful margin of safety.

S&P Global Ratings

S&P rates insurance companies using a scale similar to their corporate bond ratings.

RatingMeaning
AAAExtremely strong
AA+/AA/AA-Very strong
A+/A/A-Strong
BBB+/BBB/BBB-Adequate
Below BBB-Speculative/vulnerable

S&P equivalent to AM Best A-: An S&P rating of A- or higher is roughly comparable.

Moody's Investors Service

Moody's uses a slightly different naming convention.

RatingMeaning
AaaExceptional
Aa1/Aa2/Aa3Excellent
A1/A2/A3Good
Baa1/Baa2/Baa3Adequate

Fitch Ratings

Fitch uses the same scale as S&P (AAA through D).

The COMDEX Score: The Composite View

Not all carriers are rated by all four agencies. The COMDEX score solves this by converting each agency's rating into a percentile and averaging them. A COMDEX of 90 means the carrier ranks in the 90th percentile across all the agencies that rate it.

COMDEX guidelines:

  • 90+ — Excellent carrier
  • 75-89 — Strong carrier
  • 60-74 — Adequate carrier
  • Below 60 — Proceed with caution

COMDEX is useful because it smooths out the quirks of any single agency and gives you one number for comparison. It isn't a rating itself — it's a composite index.

Beyond Ratings: What Else to Evaluate

Financial strength ratings are the starting point, not the finish line. Other things to look at:

Risk-Based Capital (RBC) Ratio

The RBC ratio measures how much surplus capital a carrier holds above the minimum required by regulators. Think of it as a financial cushion.

  • 200% — Minimum acceptable (company action level if below)
  • 300-400% — Solid
  • 400-500%+ — Very strong

A carrier with a 450% RBC ratio holds 4.5 times the minimum required capital. That's significant cushion.

Company History and Track Record

How long has the carrier been in business? Have they survived previous economic crises (2008, 2020, 2022)? Have they ever reduced credited rates below initial guarantees? Have they faced regulatory actions?

A carrier with 100+ years of operating history that has weathered multiple economic storms is a different risk profile than a 10-year-old carrier whose entire history has been favorable conditions.

Parent Company and Ownership

Many annuity carriers are subsidiaries of larger financial groups. Understanding the parent matters — a struggling parent might drain capital from the insurance subsidiary, while a strong parent provides an additional backstop.

Product Reputation

Do existing policyholders report positive experiences? Does the company honor the spirit of its contracts, or does it look for technicalities to reduce benefits? Online reviews have limitations, but persistent patterns of complaints (especially with state insurance departments) are worth noting.

State Insurance Department Complaints

Every state insurance department publishes complaint data. A high complaint ratio (complaints per dollar of premium written) can indicate customer service problems, claims handling issues, or aggressive sales practices.

Good to Know

No single data point tells the whole story. An A-rated carrier with a 450% RBC ratio, 100 years of history, and low complaint rates is about as safe as it gets in the financial world. But even a B++ carrier with a strong RBC ratio and clean track record can be a reasonable choice for the right product and the right amount.

State Guaranty Associations: The Safety Net

Even with careful carrier selection, things can go wrong. That's where state guaranty associations come in.

How They Work

Every state (and U.S. territory) has a guaranty association that protects annuity owners if an insurance company becomes insolvent. All licensed insurers are required to participate and fund the association.

If a carrier fails:

  1. The state insurance commissioner takes over (receivership)
  2. The guaranty association assesses other insurance companies operating in the state to fund the shortfall
  3. Policyholders are protected up to the state's coverage limit
  4. In most cases, contracts are transferred to a healthy carrier and continue with minimal disruption

Coverage Limits by State

Most states provide coverage of $250,000 per annuity contract owner per failed carrier. A handful offer more:

  • California: $250,000 for annuity benefits
  • Florida: $300,000 for annuity benefits
  • New York: $500,000 for annuity benefits
  • Texas: $250,000 for annuity benefits
  • Washington: $500,000 for annuity benefits

Your state of residence determines which guaranty association covers you, regardless of where the insurance company is domiciled.

Practical Implications

If you're considering a large annuity purchase (say, $500,000), splitting it across two carriers — $250,000 each — keeps you within guaranty association limits at each carrier. This is the annuity equivalent of staying under FDIC limits at a single bank.

Important caveat: Insurance companies are not allowed to use guaranty association coverage as a selling point. You won't see it in marketing materials or sales presentations. But it's a real protection worth knowing about and factoring into your planning.

How to Use Ratings When Shopping for Annuities

The Practical Framework

  1. Set a minimum rating. A- (AM Best) or equivalent is a reasonable floor. That eliminates carriers with meaningful financial concerns.

  2. Compare within the acceptable range. Once carriers clear the safety threshold, compare rates, features, and riders. An A- carrier offering 5.2% is worth comparing to an A+ carrier offering 4.8%.

  3. Consider the term. For short-term products (3-5 year MYGAs), a slightly lower rating (B++) may be acceptable in exchange for a meaningfully higher rate — the risk window is shorter. For long-term products (10+ year FIAs with income riders), stick with A- or higher. You're trusting this company for decades.

  4. Diversify carriers for large amounts. Above $250,000, consider splitting across multiple A-rated carriers. That provides both carrier diversification and guaranty association diversification.

  5. Recheck periodically. Ratings change. A carrier that was A+ at purchase could be downgraded later. It doesn't require immediate action, but it's worth monitoring.

The Rate vs. Rating Trade-Off

Here's the tension: lower-rated carriers often offer higher rates. An A- carrier might offer 5.5% on a 5-year MYGA while an A++ carrier offers 4.8%.

Why? Lower-rated carriers need to attract deposits to grow, so they price more aggressively. They may also invest slightly more aggressively, generating higher returns (and higher risk). The higher rate compensates you for accepting more carrier risk.

Is the trade-off worth it? For amounts within your state's guaranty limit and reasonable time horizons, often yes. But it's a conscious decision, not a default. Know what you're choosing and why.

The Bottom Line

The company behind the annuity matters — a lot. An impressive product from a shaky carrier is a gamble. A solid product from a strong carrier is a foundation.

Financial strength ratings aren't perfect. They're backward-looking, they change, and they don't capture everything. But they're the best tool available for evaluating the company that will hold your money for the next 10, 20, or 30 years.

Check the ratings. Look at the RBC ratio. Consider the history. And if you're depositing more than your state's guaranty limit, split it up. A few hours of due diligence now prevents a lot of stress later.

An annuity guarantee is only as strong as the company making it. Make sure the company is strong.

Test Your Knowledge

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What is the minimum AM Best rating most advisors recommend for annuity purchases?

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Frequently Asked Questions

AM Best is the oldest and most widely used rating agency for insurance companies. Their Financial Strength Rating (FSR) measures a company's ability to pay policyholder claims. Ratings range from A++ (Superior) down to F (In Liquidation). For annuity purchases, most advisors recommend carriers rated A- (Excellent) or higher.
Not necessarily, but it does mean higher risk. A B++ rated carrier can still honor all its obligations — the lower rating signals less financial cushion against adverse events. For annuities with long-term guarantees (10+ years), staying with A-rated or higher carriers gives you an extra margin of safety. For short-term MYGAs (3-5 years), slightly lower ratings may be acceptable in exchange for higher rates.
State guaranty associations are safety nets funded by insurance companies operating in each state. If an insurer fails, the guaranty association steps in to cover policyholder obligations up to a specified limit — typically $250,000 per contract owner per company. Every state has one, and every licensed insurer is required to participate.
A++ carriers are the safest, but they may not offer the most competitive rates. A balanced approach: set a minimum of A- from AM Best, then compare rates and features among carriers at or above that threshold. For larger amounts, consider splitting across multiple carriers to stay within guaranty association limits and diversify carrier risk.
Very rarely. In the past 30 years, fewer than a dozen significant life insurance company failures have occurred, and in nearly every case, policyholders were transferred to a healthier carrier with minimal or no disruption. The combination of conservative investment requirements, reserve regulations, and early warning systems makes insurance company failure much less common than bank failure.

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