The Rise of Private Credit: From Niche to $1.7 Trillion - Khan Capital

The Rise of Private Credit: From Niche to $1.7 Trillion

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Khan Capital | June 2024


Key Takeaways

  • Private credit has grown fivefold in a decade to $1.7 trillion, now rivalling the leveraged loan and high-yield markets: Morgan Stanley estimates the broader ecosystem at $3.5 trillion when adjacent strategies are included, with direct lending alone reaching $800 billion.
  • Banks have been structurally displaced from leveraged buyout financing: Banks’ share of buyout deals above $1 billion fell to 39% in 2023 from 80%, driven by post-GFC regulation, COVID, and the SVB banking crisis.
  • Covenant protections have eroded to dangerous levels: Approximately 70% of private credit issuance is now covenant-lite, with PIK interest doubling since 2019, deferring defaults while inflating eventual losses.
  • The IMF has issued an explicit systemic risk warning: The April 2024 Global Financial Stability Report identified private credit’s opacity, fragile borrowers, and interconnection with the banking system as potentially “macro-critical” vulnerabilities.
  • Private credit has never been tested through a full credit cycle: The asset class grew during a historically benign period of low defaults and accommodative policy; its performance through sustained adversity remains unknown.

In the space of a decade, private credit has transformed from a niche corner of the alternative investment universe into the most consequential force reshaping global debt markets. The numbers tell a story of extraordinary scale: from $310 billion in 2010 to approximately $1.7 trillion today, private credit now rivals the leveraged loan market ($1.4 trillion) and the high-yield bond market ($1.3 trillion) in total outstanding volume. What began as a post-crisis response to regulatory-driven bank retrenchment has become a structural feature of the financial system, one that is fundamentally altering the balance of power between Wall Street banks and alternative asset managers.

The growth has been neither accidental nor gradual. It has been driven by a confluence of regulatory, monetary, and institutional forces that collectively created the most fertile environment for non-bank lending in modern financial history. Understanding where private credit came from, and why it grew so fast, is essential to understanding the risks it now carries.

The Post-Crisis Vacuum

Private credit’s origin story begins in the wreckage of 2008. The Dodd-Frank Wall Street Reform Act of 2010 and its most consequential provision, the Volcker Rule, fundamentally altered the economics of bank lending. By requiring banks to risk-weight their assets and maintain substantially higher capital buffers, the new regulatory framework made it expensive, and in some cases prohibitive, for banks to hold risky corporate loans on their balance sheets.

The impact was most acute in the middle market: companies with $10 million to $500 million in revenue that had historically relied on regional and mid-tier banks for credit. These borrowers were too large for community banks but too small to access public bond markets. As banks retreated, they left behind a lending vacuum that the alternative investment industry was perfectly positioned to fill.

The pioneers were firms like Apollo Global Management, Ares Management, and Golub Capital, which raised dedicated direct lending funds in the years following the crisis. The proposition to institutional investors was straightforward: floating-rate loans to creditworthy mid-market companies, secured by real assets, with attractive spreads over LIBOR and minimal mark-to-market volatility. By 2015, the global private credit market had reached approximately $500 billion. The growth story was just beginning.

The Acceleration: 2019 to 2024

Three catalysts transformed private credit from a growing asset class into a dominant one.

The Zero-Rate Era

The prolonged period of near-zero interest rates from 2009 to 2022 created an insatiable institutional demand for yield. Pension funds, endowments, sovereign wealth funds, and insurance companies, all facing return targets that traditional fixed income could no longer meet, allocated progressively more capital to private credit. The appeal was compelling: direct lending generated yields of 8 to 12%, compared to 3 to 5% in investment-grade corporate bonds. Private credit became, in effect, the yield trade for an era of yield famine.

The COVID and Banking Crisis Accelerants

Two crises supercharged the reallocation from bank lending to private credit. During the COVID-19 pandemic of 2020, public capital markets seized up temporarily while direct lenders continued deploying capital, demonstrating the countercyclical reliability that institutional allocators valued. Then, in March 2023, the collapse of Silicon Valley Bank and the ensuing regional banking crisis triggered a further pullback in bank lending. As traditional lenders tightened underwriting standards and reduced risk appetites, private credit funds stepped in to absorb the demand, particularly for leveraged buyout financing that banks were no longer willing to provide on competitive terms.

The shift was dramatic. Banks’ share of buyout financings above $1 billion fell to just 39% in 2023, down from approximately 80% in the five years prior. Private credit had not merely supplemented bank lending; it had displaced it in the most profitable and strategically important segment of the market.

The Unitranche Revolution

The structural innovation that enabled private credit’s move upmarket was the unitranche loan: a single-tranche facility combining senior and subordinated debt into one instrument, originated and held entirely by private lenders. The unitranche eliminated the need for complex multi-tranche syndication processes, offering borrowers faster execution, greater certainty of closing, and more flexible terms.

The scale of unitranche lending has expanded astonishingly. In September 2023, a consortium led by Oak Hill Advisors, Blue Owl Capital, and HPS Investment Partners completed a $4.8 billion unitranche loan to Finastra, a fintech firm owned by Vista Equity Partners, the largest private credit transaction in US history. The financing included a $500 million revolving credit facility, carried a coupon of SOFR plus 725 basis points, and was priced at 98. Just two years earlier, a deal of this magnitude would have been the exclusive province of the syndicated loan market.

The Finastra deal was not an outlier. Unitranche loan activity for large-cap borrowers reached $210 billion in 2024, more than doubling the $94 billion recorded in 2023. Private credit was no longer a middle-market phenomenon. It was competing directly with Wall Street’s syndicated loan desks for the largest and most complex transactions.

Year Global Private Credit AUM ($T) Direct Lending AUM ($B) Key Development
2010 0.31 ~70 Dodd-Frank enacted; banks begin retrenchment
2015 0.50 ~200 Institutional adoption accelerates
2019 0.80 ~350 Pre-pandemic; unitranche structures gain traction
2020 0.88 ~400 COVID: direct lenders deploy while public markets freeze
2022 1.20 ~530 Rate hikes begin; floating-rate advantage crystallises
2023 1.50 ~590 SVB crisis accelerates bank-to-private credit shift
2024 1.70 ~800 Finastra deal; unitranche volumes double YoY
Data: Year, Global Private Credit AUM ($T), Direct Lending AUM ($B), Key Development

The Structural Advantages

Private credit’s growth is not merely a function of circumstance. The product offers genuine structural advantages that explain why both borrowers and lenders have embraced it.

For borrowers, private credit provides speed, certainty, and confidentiality. A direct lending deal can close in weeks rather than the months required for a syndicated loan process. There is no market risk: the pricing is agreed bilaterally, not subject to the vagaries of investor appetite on the day of syndication. And for private companies, particularly those owned by private equity sponsors, there is no requirement to disclose sensitive financial information to a broad universe of public market investors.

For lenders, private credit offers attractive risk-adjusted returns, structural protections (seniority, security, and, historically, maintenance covenants), and minimal mark-to-market volatility. The floating-rate nature of most private credit loans means returns increase alongside interest rates, a feature that proved enormously valuable during the Federal Reserve’s aggressive tightening cycle from 2022 to 2023.

For the alternative asset managers themselves, private credit has become the most important driver of fee-earning AUM growth. Blackstone, Apollo, Ares Management, and Blue Owl Capital have built multi-billion-dollar credit platforms that generate predictable management fees on long-duration, sticky capital. Private credit is, in many ways, a better business than private equity: it deploys capital faster, generates current income for investors, and produces more stable fee streams for managers.

The Risks Accumulating in the Shadows

The speed of private credit’s growth has outpaced the development of the risk frameworks, regulatory oversight, and transparency standards that should accompany an asset class of this scale. Several vulnerabilities deserve serious attention.

Covenant Erosion

The competitive dynamics that fuelled private credit’s growth have simultaneously degraded its protective features. In the early years, direct lending’s signature advantage was the presence of maintenance covenants: financial tests (leverage ratios, interest coverage) that borrowers must satisfy quarterly, providing early warning of deterioration. As competition among private lenders intensified and deal sizes expanded, these protections have been steadily weakened. Approximately 70% of private credit issuance is now covenant-lite, mirroring the broadly syndicated market where over 90% of loans lack traditional maintenance tests. The historical premium once paid for weaker protections has largely disappeared, leaving lenders with reduced safeguards and no additional compensation.

The PIK Problem

Payment-in-kind (PIK) arrangements, where borrowers pay interest by issuing additional debt rather than cash, have proliferated across private credit portfolios. The mechanism is seductive: a company that would struggle to service a 10% cash coupon can instead capitalise the interest, avoiding a near-term default while the debt balance grows silently in the background. The share of PIK interest in BDC interest income has doubled since 2019. Companies classified as distressed PIK borrowers have seen loan-to-value ratios increase from approximately 39% at origination to 76% currently. PIK does not prevent defaults; it defers them while making the eventual loss larger.

Opacity and Valuation

Private credit’s most celebrated feature, the absence of mark-to-market volatility, is simultaneously its most dangerous structural weakness. Unlike public bonds, which reprice in real time to reflect changing credit conditions, private credit loans are valued quarterly through internal models and periodic third-party appraisals. The International Monetary Fund warned in its April 2024 Global Financial Stability Report that private credit’s opacity, combined with its rapid growth, stale valuations, subjective marks, and multiple layers of leverage, could become “macro-critical” if the asset class continues to expand under limited prudential oversight.

The IMF’s language was unusually direct: private credit’s vulnerabilities, including fragile borrowers, semi-liquid investment vehicles, and unclear connections between participants, “could become systemic” if left unaddressed.

The Bank Interconnection

Private credit’s growth has not eliminated banks from the equation; it has reconfigured their role. Major banks now provide revolving credit facilities, subscription lines, and warehouse financing to private credit funds, creating a web of interconnections that the Federal Reserve has flagged as a financial stability concern. If private credit defaults accelerate, the stress will not remain contained within the alternative investment ecosystem; it will transmit directly into the banking system through these credit lines.

What the Market Is Misunderstanding

The prevailing narrative treats private credit as a permanent, structural replacement for bank lending: a superior model that has displaced an inefficient intermediary. This narrative contains truth but misses a critical nuance: private credit grew up in the most benign credit environment in modern history.

From 2010 to 2024, the asset class has never experienced a full credit cycle. It has never navigated a sustained period of rising defaults, falling recovery rates, and correlated borrower distress. The closest test was the brief COVID disruption of 2020, which was resolved within months by unprecedented fiscal and monetary intervention. The leveraged loan default rate has averaged approximately 2% over the past decade; the long-term historical average is closer to 4%.

The market is pricing private credit as if the benign conditions that produced its growth are permanent features of the financial landscape. They are not. With rates elevated, economic growth decelerating, and the tailwinds of easy money and bank retrenchment fading, private credit is entering its first real test as a $1.7 trillion asset class, without the track record through adversity that would justify the confidence the market currently places in it.

Investor Implications

Alternative Asset Managers: The publicly traded credit-focused managers, Ares (ARES), Blue Owl (OWL), Apollo (APO), and Blackstone (BX), trade at valuations that embed continued growth assumptions in their credit AUM. Any meaningful deterioration in credit quality or investor sentiment towards private credit would compress these multiples. Manager selection, specifically the quality of underwriting, the vintage of the portfolio, and the strength of the balance sheet, will differentiate winners from losers.

Banks: The relationship between banks and private credit is shifting from competition to coexistence. Banks’ share of buyout financing is recovering (back above 50% in early 2024), and the largest banks are building their own private credit capabilities. The risk for bank investors lies not in losing market share but in the hidden exposure to private credit through revolving facilities and warehouse lines.

Fixed Income: Private credit’s expansion has compressed spreads across the entire credit complex. If the asset class faces a stress event that curtails new lending or forces portfolio sales, the resulting repricing could create opportunities in broadly syndicated loans and high-yield bonds, where transparent pricing would allow nimble investors to deploy capital at dislocated levels.

Private Equity: Private credit has been a critical enabler of the leveraged buyout model, providing the financing that banks were unwilling to supply. Any tightening of private credit availability, whether from rising defaults, regulatory scrutiny, or investor redemptions, would directly affect PE deal activity and valuations.

Conclusion

The rise of private credit from $310 billion niche to $1.7 trillion systemic force represents one of the most profound transformations in global finance since the securitisation boom of the early 2000s. The comparison is instructive, not because private credit is destined for the same catastrophic outcome, but because it illustrates the pattern: a genuinely useful financial innovation, adopted at scale, distributed to an ever-wider investor base, with risks that accumulate gradually and become visible only when conditions change.

Private credit has delivered genuine value. It has provided capital to companies that banks could no longer efficiently serve, generated attractive returns for institutional investors, and demonstrated resilience during temporary market disruptions. These are real achievements. But the asset class has also grown faster than its risk infrastructure, its transparency standards, and its regulatory oversight can support. The covenants have weakened, the PIK has proliferated, the valuations are opaque, and the interconnections with the banking system are poorly mapped.

The next chapter of private credit’s story will not be written by its growth rate. It will be written by how the asset class performs when the conditions that produced that growth are no longer present: when defaults rise, when recoveries disappoint, and when the borrowers who were extended credit on increasingly generous terms during the boom years face the consequences of a cycle that, for the first time, has turned against them.


Sources: Morgan Stanley: Private Credit Outlook · Federal Reserve Bank of Boston: Private Credit and Financial Stability · Cambridge Associates: Private Credit Growth · Yahoo Finance: Finastra $4.8B Unitranche · PitchBook: Syndicated Loan Market vs Private Credit · IMF: Global Financial Stability Report April 2024 · Resonanz Capital: Covenant Erosion · Omnigence: PIK Usage and Covenant Erosion · Federal Reserve: Bank Lending to Private Credit · Percent: History of Private Credit · CNBC: Banks vs Private Credit Market Share

Related Reading: The growth story chronicled here set the stage for the stress events that followed. The first signs of credit deterioration are examined in Private Credit Faces Its First Real Test, while the industry’s push to package these loans in retail-accessible structures is analysed in The Rise of Semi-Liquid Funds: Private Markets’ $4 Trillion Gamble. The liquidity crisis and redemption wave that ultimately tested the private credit model is covered in The Private Credit Crackup. The banking crisis that accelerated private credit’s displacement of traditional lenders is explored in Silicon Valley Bank Collapse: The Fastest Bank Run in History, and the interest rate environment that shaped the asset class’s returns is examined in 10-Year Treasury Hits 5%: Bond Vigilantes Return. The PE distribution drought and the $200 billion secondaries market that has emerged as private equity’s primary liquidity mechanism are examined in The Private Equity Secondaries Boom. See also Democratising Private Markets: The Retail Revolution and Its Risks. The specific mechanics of how AI is repricing software collateral are examined in Private Credit and AI Disruption: When Collateral Loses Value Overnight. See also Khan Capitals’ May 2026 coverage: $725bn hyperscaler AI capex cycle. The scale story culminated in July 2026, when a $35bn AI chip financing became the largest deal on record and started to trade. For the fundamentals, start with what private credit is. See also PIK interest, the early-warning signal.

Written by

Nauman Khan, founder and author of Khan Capital

Nauman Khan

Senior Investor Relations Specialist · London

A London-based investment professional with experience across equities, fixed income, hedge funds, and private markets. Holds a Masters in Financial Analysis from London Business School and writes Khan Capital, helping readers understand what moves global markets.

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