Brookfield-Just Closes as Milliman PFI Ends an 11-Month Streak: What Changes for PRT Pricing in 2026

One adds a bidder to the buyout market. The other removes marginal sellers from it. They reach the same pricing spread from opposite directions, and the second-quarter quote is where they meet.

Key Takeaways

• Brookfield paid 167 pence a share, about £2.4 billion, and targets £40 to £50 billion of annual UK bulk annuity flow against Just's pre-deal run rate of roughly £5 to £7 billion.
• The PFI aggregate funded ratio fell to 108.9% from a February level near 110%, on a discount rate move of roughly 20 basis points against a trailing twelve-month asset return of 9.35%.
• Sponsor glide paths commonly set purchase authorizations at 105, 107 and 110 percent, so a cohort sitting at the February trigger is now below it.
• Blended US buyout pricing has run 98% to 104% of projected benefit obligation since 2023; softer demand gives carriers latitude to widen new quotes by 10 to 25 basis points.
• Brookfield's pricing edge runs through matching-adjustment asset sourcing, which the PRA supervises and can narrow after a buyout is irreversible.

Two Prints, Eight Days Apart

Brookfield's recommended offer for Just Group was announced in August 2025 at 167 pence per share, valuing the specialist UK retirement provider at approximately £2.4 billion in cash. Just posted £12.2 billion of new business premium in its 2025 results, a record. Combined with American Equity Investment Life Holding in the US and Blumont Annuity in Canada, the platform carried roughly US $140 billion of insurance assets at announcement, and Brookfield has guided to £40 to £50 billion of annual UK PRT flow at scale against Just's pre-deal £5 to £7 billion.

S&P affirmed Just Retirement at A with a stable outlook after close, citing the strategic and capital benefits of the ownership, with parallel affirmations from Fitch and AM Best. For trustees, the affirmation was the load-bearing part: a watch or downgrade during the deal's pendency would have chilled Just's pipeline for its duration.

The Milliman print moved the other way. The aggregate funded ratio for the 100 largest US corporate DB plans closed March at 108.9%, down from near 110% in February, ending a streak that had added roughly six percentage points across 11 consecutive months.

The mechanics are one-sided. The discount rate fell roughly 20 basis points over the month, which lifts liabilities by approximately 2.5% to 3.5% for the 12 to 15 year duration typical of a frozen plan with a mature retiree base. Assets returned about 1.5%, netting to a funded ratio decline near 100 basis points. The trailing twelve-month asset return remains 9.35%; the liability side reversed without the asset side following, which is the most efficient way to end a streak.

Softer Demand Widens Quotes, and a New Bidder Narrows Them

The funded ratio matters to pricing through the sponsor's authorization trigger rather than through the carrier's cost of capital. De-risking glide paths commonly set incremental purchase authority at 105, 107 and 110 percent. February's print sat at the 110 threshold for a meaningful cohort; March's does not.

That changes who is in the room. PRT carriers have been quoting into a demand environment of high funded ratios, which let them hold pricing discipline without losing pipeline. When marginal sponsors postpone, competitive pressure falls at exactly the margin that had been keeping quotes keen, and carriers gain latitude to widen new-quote spreads by 10 to 25 basis points. Against blended buyout pricing that has run 98% to 104% of projected benefit obligation since 2023, that pushes new quotes toward the upper half of the range, most visibly for retiree-heavy blocks where mortality sensitivity is lowest.

Mortality assumptions cut the other way, modestly. Post-pandemic improvement for the 65 to 80 cohort has resumed below the pre-pandemic 1.0% to 1.3% annual rate, which shortens implied lifetime cash flows and lowers premium per dollar of liability. The result is that 2026 mortality pricing is mildly more favorable for buyouts than 2023 pricing was, partially offsetting the discount rate headwind rather than reversing it.

The UK competitive set is where the offsetting force is larger.

Brookfield-Just enters at £6 billion of 2025 volume against Legal and General's £11 billion, PIC's £9 billion and Rothesay's £8 billion, in a market that cleared roughly £55 billion in 2025.

The economic model is a matching-adjustment portfolio backing nominal and inflation-linked pension cash flows, where the carrier takes credit in technical provisions for spread above risk-free on eligible assets. A carrier sourcing better-yielding eligible assets prices keener at the same target return on equity, and Brookfield's private credit, infrastructure debt and real estate origination is precisely that.

The likely contest is the £500 million to £5 billion primary range, where Legal and General and PIC have dominated. Jumbo lead underwriting above £5 billion stays with Rothesay and Legal and General until a track record exists.

The Pricing Edge Is a Supervisory Judgment

What makes the Brookfield model work is asset eligibility, and eligibility is not the carrier's to set. Solvency UK narrowed the technical eligibility of certain asset classes for matching-adjustment treatment while preserving the design, and the PRA has signaled close supervision of matching-adjustment asset quality. Private credit with fixed cash flows and predictable prepayment profiles qualifies today. A tightening of the criteria compresses the exact spread advantage a private-capital carrier prices against, and it does so for business already written.

That is the asymmetry a trustee is buying. A buyout replaces the sponsor covenant with the insurer covenant permanently, so the trustee's counterparty analysis has to survive a supervisory regime that can change after the transaction is irreversible. The Brookfield structure adds a second layer: Just Retirement Limited remains the UK direct writer under PRA supervision with its own statutory accounts, but the group now writes annuities in three markets and runs Bermuda reinsurance subsidiaries with captive longevity treaty capacity across all of them. The direct writer's balance sheet independence makes that manageable, and it is analysis the pre-deal monoline did not require.

The sponsor's side carries its own irreversibility. Under ASC 715 a buyout above certain thresholds triggers settlement accounting, accelerating recognition of unrecognized actuarial losses sitting in accumulated other comprehensive income. A plan positioned for a 2026 settlement on the February funded ratio may find the AOCI loss it expected to offset with unrealized asset gains has moved with the March reversal, so the accounting shape of the deal changed even where the funding position barely did.

Both constraints point the same way. The 108.9% print costs a cohort of sponsors their authorization trigger, and the pricing latitude that creates for carriers arrives at the same moment as a new bidder whose keenness depends on a matching-adjustment framework under active review. Whichever of those dominates in a given process, the sponsor is choosing a quarter, and the trustee is choosing a covenant for good.

Further Reading

• Retirement and Pension Actuarial Outlook 2026 – The broader corporate DB and public pension landscape, discount rate mechanics, and actuarial assumption updates that frame the 2026 funding environment.
• Annuity Sales Record 2026: What LIMRA Data Says – The full retail and institutional annuity context, including how PRT volume flows into the carrier annuity business mix alongside FIA and MYGA sales.
• NAIC Life RBC C-3 Field Test Targets New GOES Generator – The capital framework updates that shape how PRT carriers report statutory capital against annuity blocks, directly connected to counterparty evaluation.
• AG 55 First Filing Hits: What Life Actuaries Learned – Offshore reinsurance asset adequacy testing context that bears on the longevity cession structures used in both UK and US PRT blocks.
• Complex Assets Backing Insurance Reserves 2026 – The asset-side analysis of private credit, CLOs, and structured positions held by annuity writers, including the carriers that dominate PRT.
• WTW's Geospatial Mortality Model Resets PRT Bid Pricing – The mortality-assumption side of PRT bid pricing, covering the zip-code-level longevity adjustment now entering competitive buyout bids.
• Private Equity in Insurance 2026 – The structural private-capital ownership story that the Brookfield-Just transaction extends into the UK bulk annuity market.
• PRT Buy-Ins Surge 372% as Plan Sponsors Choose Partial Risk Transfer – LIMRA's 2025 full-year data confirming the compositional shift toward buy-ins, with the UK market context including the Brookfield-Just and Athora-PIC consolidation wave.

Sources

• Milliman: 100 Pension Funding Index Monthly Reports
• Milliman Pension Buyout Index and PRT Monitor
• Brookfield Wealth Solutions
• Just Group PLC Investor Relations
• Society of Actuaries: Mortality Improvement Scale Research
• Aon: US Pension Risk Transfer Market Reports
• LCP: UK Bulk Annuity and De-Risking Market Commentary
• PBGC: Single-Employer Plan Funding Statistics
• Bank of England Prudential Regulation Authority: Bulk Annuity and Matching Adjustment Supervisory Statements
• Institute and Faculty of Actuaries: Continuous Mortality Investigation
• NAIC Life Risk-Based Capital Working Group
• S&P Global Ratings: Insurance Financial Strength Reports
• Fitch Ratings: Insurance Sector Reports
• AM Best: Insurance Financial Strength Ratings