Insurance companies have become the most consequential new participants in middle market private credit. Apollo Global Management’s insurance affiliate Athene manages over $300 billion in assets, with a significant and growing allocation to direct lending and asset-based finance.1 Across the industry, insurance-linked capital platforms deployed an estimated $180 billion into private credit strategies in 2025, up from $120 billion in 2023, according to McKinsey.2 The structural advantage driving this expansion is duration: annuity liabilities spanning ten to thirty years allow insurance-backed lenders to offer longer hold periods, lower spread requirements, and patient capital that traditional PE-backed credit funds — constrained by three-to-five-year fund lives — cannot match.
For the dealmaker ecosystem, the implications extend beyond competitive pressure on spreads. Insurance capital is changing which transactions get financed, how capital structures are designed, and what it means to win a competitive lending process. Understanding where insurance capital has a structural advantage — and where it does not — has become essential for every participant in middle market finance.
The structural logic of insurance capital
The appeal of private credit to insurance companies is rooted in liability matching. A life insurer writing fixed annuities with ten-to-twenty-year payout schedules needs assets that generate predictable, contractual cash flows over comparable periods. Direct loans to middle market companies, asset-based finance portfolios, and infrastructure debt all fit the profile. Apollo’s Athene deployed $45 billion into private credit and asset-based finance strategies in 2025, generating an average portfolio yield of 6.8% with a duration of 8.2 years.1 Those metrics — attractive but not aggressive by private credit standards — are precisely what the liability profile demands.
The cost of capital advantage is significant. S&P Global Ratings observed that insurance-backed lenders’ spread requirements run 75 to 150 basis points below PE-backed direct lenders for comparable credit quality.3 The gap reflects the fundamental difference between permanent annuity capital and LP-funded committed vehicles. A PE-backed credit fund must generate returns sufficient to cover management fees, carried interest, and LP return expectations — typically 9 to 12% net. An insurance balance sheet deploying annuity float needs only to exceed the liability cost, which for many fixed annuity products is 4 to 5%. The resulting 400 to 500 basis point cushion allows insurance-backed lenders to accept lower yields and still generate attractive economics for their shareholders.
Scale and momentum
McKinsey’s Global Private Markets Review 2025 reported that insurance-linked platforms now account for approximately 25% of global private credit assets under management, up from 15% in 2021. Insurance companies’ allocation to alternative credit strategies grew at a 22% compound annual growth rate over the past four years.2 The pace of institutional buildout underscores the commitment: Preqin data shows 42 insurance-affiliated private credit vehicles raised in 2024 and 2025, compared to 18 in the prior two years, with total committed capital in insurance-linked credit vehicles reaching $285 billion by year-end 2025.4
The partnership model is proliferating. The Apollo/Athene template — pairing PE origination expertise with insurance balance sheet capacity — has been replicated across the industry. Ares Management partnered with Aspida, Blue Owl with insurance allocators, and KKR deepened its relationship with Global Atlantic. These partnerships create hybrid vehicles targeting $100 million to $1 billion deal sizes at 7 to 10% blended returns, combining the origination infrastructure of private credit platforms with the cost-of-capital advantage of insurance balance sheets.5
The National Association of Insurance Commissioners reported that U.S. life insurers’ allocation to private credit and alternative fixed income reached 18% of general account assets in 2025, up from 12% in 2020.6 Regulatory comfort with the asset class has grown alongside performance data, and the trend line suggests continued allocation increases as insurers seek yield in a rate environment that makes traditional fixed income returns inadequate for liability funding.
Competitive implications for specialty lenders
PE-backed direct lenders cannot compete with insurance capital on spread alone — and should not try. Insurance-backed competitors will consistently offer lower all-in pricing for investment-grade and crossover credits where the underwriting is straightforward and the cash flows are predictable. The competitive response for specialty lenders lies in the areas where insurance capital is structurally disadvantaged: speed, complexity, and flexibility.
Insurance committee approval processes typically require fourteen to twenty-one days, compared to five to seven days for an experienced direct lender operating with delegated authority. For sponsor-backed transactions where execution certainty and timeline compression drive lender selection, speed is a genuine competitive advantage. Structural flexibility — covenant-light options, PIK toggles, incremental facilities, and bespoke intercreditor arrangements — further differentiates specialty lenders from insurance platforms that tend to operate within more rigid credit frameworks.
Niche specialization offers another defensive strategy. Insurance capital flows disproportionately into large, diversified credits with predictable cash flows — exactly the profile that matches long-duration liabilities. Sectors with higher underwriting complexity, such as healthcare services, technology, and sponsor-backed roll-ups, remain underserved by insurance platforms. Specialty lenders who develop deep vertical expertise in these segments command 100 to 200 basis points of yield premium and face materially less insurance-capital competition.
Some specialty lenders are finding a third path: partnership rather than competition. Originating deals and syndicating senior tranches to insurance balance sheets while retaining junior positions at higher yields allows smaller lenders to maintain origination volume and client relationships while ceding spread-sensitive positions to lower-cost capital. This model works particularly well in the $100 to $300 million deal range where insurance demand is strong and the senior/junior split creates natural segmentation.
What this means for the broader ecosystem
For private equity sponsors, insurance-linked lenders represent the lowest-cost capital available for investment-grade credits and long-dated assets. Sponsors with high-quality, predictable-cash-flow portfolio companies should actively include insurance-backed lenders in financing processes, where potential savings of 75 to 150 basis points on senior facilities are achievable versus PE-backed alternatives. For leveraged and complex credits, traditional direct lenders remain preferred for speed and structural flexibility.
Investment banks face new advisory opportunities. Arranging transactions that split senior and junior tranches between insurance and PE-backed capital requires sophisticated structuring expertise. The convergence of insurance and PE capital also creates M&A advisory opportunities as insurance platforms acquire or partner with direct lending originators — a trend that is accelerating and will generate meaningful advisory fees over the next several years.
Legal advisors navigating insurance-linked credit structures encounter regulatory complexity that traditional private credit documentation does not present. NAIC capital charges, state insurance department oversight, and affiliated transaction rules require specialized expertise. Firms that develop competency at the intersection of insurance regulation and private credit documentation will capture a growing share of advisory mandates as insurance capital penetration deepens.
Conclusion
The growth of insurance-linked capital in private credit represents a structural shift, not a cyclical trade. Permanent, low-cost capital backed by annuity liabilities fundamentally changes the competitive landscape for traditional PE-backed credit funds. The market is not shrinking — private credit assets are projected to reach $5 trillion by 20297 — but the composition of capital within it is changing in ways that reward participants who understand where insurance capital excels and where complexity, speed, and specialization still command premium returns.
Footnotes
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- Apollo Global Management, Form 10-K Annual Report (including Athene segment results), filed February 2025.
- McKinsey & Company, “Global Private Markets Report 2025: Braced for Shifting Weather,” 2025.
- S&P Global Ratings, Private Credit research and commentary on insurance-backed lender spreads, 2025.
- Preqin, “Preqin Global Report: Private Debt 2025,” 2025.
- S&P Global Market Intelligence, “Global Private Credit Fundraising Increased in 2025,” January 2026.
- NAIC Capital Markets Bureau, “U.S. Insurance Industry Investment Asset Mix, Year-End 2024,” Capital Markets Special Report.
- Morgan Stanley, “Private Credit Outlook: Estimated $5 Trillion Market by 2029,” 2025.
