Assurant (AIZ): specialty insurer, quietly perfect score
2026-06-23 · By Lubin Danilo, founder of Lubin Investment
Assurant (AIZ) is a specialty insurer focused on mobile device protection, extended warranties, and renters insurance. Its B2B2C model through partnerships with AT&T, Verizon, and Best Buy generates highly recurring FCF. With a P/FCF of 9.6x and a price slightly below our entry target, AIZ checks every box in our methodology.
Assurant: a specialty insurer off most investors' radars
Assurant (AIZ) is not a generalist insurer like Allstate or Progressive. The company has carved a highly defensible niche: electronics insurance (smartphones, tablets), extended warranties on appliances, and renters insurance. Its model is B2B2C: Assurant does not sell directly to end consumers, but through partners like AT&T, Verizon, Comcast, Best Buy, and property management companies.
Why the B2B2C model generates structurally stable FCF
Assurant's partnerships are multi-year contracts with large corporations. When AT&T sells a phone protection plan to its subscribers, it is Assurant that carries the insurance risk and collects the premium. This premium flow is predictable, contractually locked in, and auto-renewed monthly. Unlike an auto insurer exposed to weather events, the claim risk on a smartphone is actuarially well-controlled. The result: FCF per share of $27.17 in 2025 and a FCF/net income conversion ratio consistently above 100%.
Valuation: P/FCF 9.6x, slightly below target
| Indicator | Value |
|---|---|
| Current price | $261.58 |
| FCF per share | $27.17 |
| Current P/FCF | 9.6x |
| Entry target (FCF × 10.75) | $291.98 |
| Discount vs target | +11.6% |
| Lubin screener score | 10/10 |
Our entry target is calculated as FCF per share multiplied by our reference multiple. A P/FCF of 9.6x for a recurring-revenue business with pricing power (premiums adjust to device inflation) and organic growth represents reasonable valuation. The price is 11.6% below our target, placing it in the buy zone per our methodology.
Assurant-specific risks
- Customer concentration: major telecom carriers represent a significant share of revenue. Non-renewal of an AT&T or Verizon contract would have major impact.
- Smartphone market saturation: if device replacement cycles slow, premium volume may stagnate.
- Regulatory risk: US insurance is regulated state by state. Regulatory changes on extended warranties could affect margins.
- Repair/replacement cost inflation: semiconductors and OLED screens enter claim costs. Sustained inflation compresses underwriting margins.
FAQ
How is Assurant different from other P&C insurers?
Significantly different. Classic P&C insurers (Progressive, Allstate) cover cars and homes. Assurant specializes in electronics protection and extended warranties, a segment less exposed to natural catastrophes but highly dependent on partnerships with telecom carriers and retailers.
What is the B2B2C model at Assurant?
Assurant sells its insurance products through intermediaries (AT&T, Verizon, Best Buy) who offer them to their own customers. Assurant handles the insurance back-office: pricing, premium collection, claims management. The end customer subscribes through AT&T but is covered by Assurant. This model reduces customer acquisition costs and generates very stable cash flows.
Why is AIZ not better known?
Assurant is effectively a B2B company from the consumer's perspective: its brands are not visible to the general public. When you buy phone insurance from your carrier, you typically don't know Assurant is carrying the risk. This invisibility is actually a competitive strength: loyalty runs through the partner channel, not direct brand recognition.
How does AIZ perform in a recession?
Generally resilient. Device protection insurance is often perceived as a routine expense bundled with the telecom subscription. In a recession, people keep their phones longer (increasing the perceived value of protection) and cancel carrier subscriptions less frequently than other discretionary spending.
Is AIZ in a buy zone per your methodology?
Yes. Our entry target is $291.98 (FCF/share × reference multiple). The current price of $261.58 is 11.6% below this target. This discount level, combined with the perfect screener score, classifies AIZ as in the buy zone per our methodology. This does not constitute investment advice.
Voir l'analyse AIZ sur Lubin Investment
About the author
Written by Lubin Danilo, founder of Lubin Investment. A self-taught individual investor, I have analyzed stocks through their fundamentals for several years and invest my own money with this method. I codified it into a tool that judges a company's quality and its price separately, using criteria drawn from the financial literature (Warren Buffett, Michael Mauboussin, Aswath Damodaran).