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UNM Insurance · Employee benefits · Insurance · Capital returns · Thesis updated August 11, 2026

LTC risk shrinks, but core claims rise

01 Running thesis

A cleaner core, with new scars

Unum made a massive leap forward in Q2 2026 by announcing a $3.8 billion reinsurance deal. This transaction removes 100 percent of the remaining individual long-term care reserves from Fairwind. For years, investors worried about the unpredictable losses hidden in this old block of policies. Slicing off that risk gives the market a much cleaner view of the core business.

However, that core business is showing fresh scars. The Unum US group disability benefit ratio, meaning claims paid as a share of premiums, jumped to 65.8 percent in Q2 2026. This is well above management's 62 to 64 percent target range, driven by a surge in short-term disability claims tied to new paid family and medical leave mandates.

The bear case now centers on margin pressure spreading across multiple disability markets. Unum UK saw its benefit ratio rise to 82.2 percent due to severe claims from high-income employees. Management plans to push through double-digit rate increases to fix the math. The open question is whether those price hikes will hurt sales and customer retention next year.

Finn's view sits in the middle. The structural reduction of long-term care risk is a historic win for the stock. But until the company proves it can reprice its disability policies and bring benefit ratios back in line, the core earnings engine will look strained.

Jul 2026Q2 2026 brought a massive $3.8 billion reinsurance deal to clear out individual long-term care risk. This major positive was offset by rising claims, pushing the US disability benefit ratio to 65.8 percent and the UK ratio to 82.2 percent.
Apr 2026Q1 2026 kept the core thesis alive because Unum US group disability held at a 63.7 percent benefit ratio and Colonial Life posted record adjusted operating income. The update was not clean because Unum UK weakened and the Closed Block lost $145.3 million.
Feb 2026Q4 2025 raised fresh concern when the Unum US group disability benefit ratio reached 64.2 percent, above expectations. Management also reset reporting so Closed Block results would be excluded from adjusted operating earnings starting in 2026.
Nov 2025Q3 2025 showed better core disability results, with a 61.3 percent benefit ratio. The same quarter also brought a large Closed Block reserve increase tied mainly to long-term care.
Jul 2025Q2 2025 pushed full-year EPS expectations lower to about $8.50 after disability pressure and Closed Block weakness. Higher planned buybacks and the closing of a long-term care reinsurance deal helped offset the damage.
Apr 2025Q1 2025 mixed a major long-term care risk transfer with a miss from higher disability claims. Management still pointed to full-year EPS growth, but claims volatility became a bigger watch item.
Feb 2025Full-year 2024 results strengthened the case, with adjusted EPS up 10 percent to $8.44 and about $1 billion of share repurchases completed. Management also said the long-term care block did not consume capital in 2024.
Oct 2024The initial view saw a solid employee benefits insurer with strong core margins and large buybacks. The main concerns were Colonial Life sales execution and the legacy long-term care overhang.
02 Business model

Insurance sold at work

Unum makes money by selling insurance through employers. Employers and employees pay premiums. In return, Unum pays claims when covered events happen, such as disability, death, accident, cancer, or critical illness.

The model works best when three things line up: premiums grow, workers keep their coverage, and claims stay within priced expectations. A benefit ratio is the key watch item. If claims rise faster than premiums, profit falls fast.

Unum's edge is focus. Management says the company is built around employee benefits, not a broad insurance menu. It has invested in enrollment tools such as GATHER and leave management tools such as HR Connect to make benefits easier for employers and workers to use.

The weak spot is the same as the business model. Unum promises to pay future claims, sometimes years from now. Bad claim trends, weak pricing, lower persistency, or old long-term care assumptions can all turn today's premium income into tomorrow's earnings pressure.

03 Product portfolio

Benefits for working years

Cash cow

Group Disability Insurance

This is the core product line. It is facing pressure right now, with the Q2 2026 Unum US group disability benefit ratio rising to 65.8 percent due to paid leave claims.

Steady

Group Life and AD&D Insurance

This line pays benefits after death or accidental death and injury. It remains a stable contributor with favorable mortality trends.

Steady

Supplemental and Voluntary Benefits

These are add-on benefits such as accident, critical illness, dental, and vision, sold through the Unum US and Colonial Life brands.

Growth engine

Colonial Life

Colonial Life sells workplace benefits through agents, brokers, and benefit counselors. It posted a 46.7 percent benefit ratio and 6 percent sales growth in Q2 2026.

Option

Long-Term Care Closed Block

This is an old run-off block that Unum is successfully shrinking. A recent $3.8 billion deal reinsured the rest of the individual reserves, leaving mostly group policies.

04 Business segments

Where premiums come from

Unum US66%modest
Colonial Life17%modest
Unum International10%flat
Closed Block7%declining

Mix is based on Q1 2026 premium income from the 10-Q. Closed Block is shown as the residual after Unum US, Unum International, and Colonial Life, since those three principal segment premium amounts are disclosed directly.

05 Risk factors

What could break the case

US disability claims stay high

High impact · Medium odds

The bull case needs Unum US group disability to fall back to management's 62 to 64 percent target range. Q2 2026 missed badly at 65.8 percent due to paid family leave claims. If rate increases fail to fix this, earnings quality will drop.

We watchUnum US group disability benefit ratio each quarter, especially any result above 64 percent.

UK disability pricing fails

Medium impact · High odds

Unum UK's benefit ratio spiked to 82.2 percent in Q2 2026. The filing points to higher average claim size from high-income workers in group long-term disability. That needs an aggressive management response through pricing and claims actions.

We watchUnum UK benefit ratio and management comments on claim size and claim incidence.

Rate hikes hurt sales and persistency

Medium impact · Medium odds

To fix the disability margins in the US and UK, Unum plans to implement double-digit rate increases going into 2027. Competitors might use this to steal market share, which could hurt Unum's sales and policy renewal rates.

We watchSales growth by segment, premium growth, and persistency rates during the 2027 renewal cycle.

Group long-term care risk remains

High impact · Low odds

The individual long-term care block is fully reinsured, but Unum still holds group policies. Group case terminations are running high, which could alter the economics of the retained block and cause future reserve charges.

We watchClosed Block quarterly income or loss, case closure rates, and updates on group LTC reserves.
06 Quick answers

In one breath

What does Unum Group do?

Unum sells workplace financial protection benefits. Its main products include disability insurance, life insurance, accident coverage, critical illness coverage, dental, vision, and leave management services.

Why does the benefit ratio matter for Unum?

The benefit ratio shows claims as a share of premium income. A lower ratio usually means better underwriting profit, while a higher ratio means claims are taking more of each premium dollar.

What is Unum's Closed Block?

The Closed Block holds old businesses, mainly long-term care policies that Unum is no longer trying to grow. The company recently signed a $3.8 billion deal to transfer most of the remaining individual risk to a reinsurer.

What should investors watch next?

The main items are the Unum US group disability benefit ratio, the UK benefit ratio, customer retention after planned price hikes, and whether management completes its buyback plans.

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