Golub Capital Direct Lending Eyes Middle-Market Growth Amidst Leverage Incentives

TL;DR

**GDLC's BDC model, while tapping into a lucrative middle-market, carries inherent risks due to its leveraged fee structure and speculative-grade investments, making it a high-risk, high-reward play for sophisticated investors.**

AI Summary

Golub Capital Direct Lending Corporation (GDLC) is an externally managed, closed-end, non-diversified management investment company regulated as a business development company (BDC), focused on generating current income and capital appreciation by investing primarily in one-stop and other senior secured loans of U.S. middle-market companies. As of September 30, 2025, GDLC had 36,416,411.785 shares of common stock outstanding, with no established public market. The company leverages GC Advisors, an affiliate of Golub Capital, which manages over $85.0 billion in capital as of October 1, 2025, to source deals and implement disciplined underwriting. GDLC's investment strategy targets companies with EBITDA under $100.0 million annually, typically investing $5.0 million to $30.0 million per company. The company's debt investments often have floating interest rates and are below investment grade, carrying speculative characteristics. GDLC recently amended its DB Credit Facility on October 17, 2024, allowing for borrowing up to $450.0 million, while terminating its PNC Facility on November 18, 2024, which had allowed up to $110.0 million. The base management fee paid to GC Advisors is based on average-adjusted gross assets, including leverage, which incentivizes debt incurrence.

Why It Matters

GDLC's focus on U.S. middle-market companies, often sponsored by private equity firms, offers investors exposure to a segment believed to be recession-resistant and underserved by traditional banks. The company's reliance on Golub Capital's extensive network and $85.0 billion under management provides a competitive edge in deal flow and underwriting. However, the fee structure, where GC Advisors' base management fee is tied to average-adjusted gross assets including leverage, creates a potential conflict of interest by incentivizing higher debt levels, which could increase risk for investors. This dynamic is crucial for investors to understand, especially given the speculative nature of GDLC's below-investment-grade debt investments.

Risk Assessment

Risk Level: high — GDLC's risk level is high due to its primary investment in below-investment-grade securities, often referred to as 'junk,' which have predominantly speculative characteristics regarding the issuer's capacity to pay interest and repay principal. Additionally, the base management fee paid to GC Advisors is based on average-adjusted gross assets, including leverage, which incentivizes the incurrence of debt, potentially increasing financial risk for the company and its investors.

Analyst Insight

Investors should conduct thorough due diligence on GDLC's specific portfolio company credit quality and the terms of its debt facilities, such as the $450.0 million DB Credit Facility. Given the incentive structure for GC Advisors, closely monitor GDLC's leverage ratios and the performance of its underlying middle-market loan portfolio for any signs of credit deterioration.

Financial Highlights

debt To Equity

Not Disclosed

revenue

Not Disclosed

operating Margin

Not Disclosed

total Assets

Not Disclosed

total Debt

Not Disclosed

net Income

Not Disclosed

eps

Not Disclosed

gross Margin

Not Disclosed

cash Position

Not Disclosed

revenue Growth

Not Disclosed

Key Numbers

• $85.0 billion — Capital under management by Golub Capital (As of October 1, 2025, indicating significant scale and resources.)
• 36,416,411.785 — Shares of common stock outstanding (As of December 4, 2025, with no public market.)
• $450.0 million — Borrowing capacity of DB Credit Facility (As of September 30, 2025, amended October 17, 2024, providing significant liquidity.)
• $110.0 million — Borrowing capacity of PNC Facility (Terminated on November 18, 2024, reducing available credit.)
• $100.0 million — Maximum annual EBITDA for target middle-market companies (Defines the target investment universe for GDLC.)
• $5.0 million to $30.0 million — Typical individual investment size (Average capital invested per U.S. middle-market company.)
• 2.10% to 2.45% — Interest margin for PNC Facility (Rate on the terminated revolving credit facility.)
• 2.10% — Interest margin for DB Credit Facility during Revolving Period (Rate on the current revolving credit facility.)
• 2.60% — Interest margin for DB Credit Facility after Revolving Period (Higher rate after the revolving period, impacting future costs.)
• 13 years — Average investment experience of Golub Capital professionals (As of September 30, 2025, indicating deep expertise.)

Key Players & Entities

• Golub Capital Direct Lending Corporation (company) — Registrant
• GC Advisors LLC (company) — Investment Adviser
• Golub Capital LLC (company) — Administrator and parent affiliate
• Lawrence E. Golub (person) — Chief Executive Officer of GC Advisors and interested director
• David B. Golub (person) — Chairman, President and Chief Executive Officer of GDLC
• Ernst & Young LLP (company) — Auditor
• Deutsche Bank (company) — Lender for DB Credit Facility
• PNC Bank (company) — Former lender for PNC Facility
• U.S. Securities and Exchange Commission (regulator) — Regulatory body
• Nasdaq Global Select Market (company) — Public market where GBDC shares are traded

FAQ

Risk Factors

• Reliance on Leverage [high — financial]: GDLC's base management fee is calculated on average-adjusted gross assets, including leverage. This fee structure incentivizes the incurrence of debt, potentially increasing financial risk and leverage levels beyond optimal thresholds.
• Floating Interest Rate Exposure [medium — financial]: GDLC's debt investments primarily consist of floating rate loans. While this can offer protection in a rising rate environment, it also exposes the company to increased interest expense if rates rise significantly, impacting net income.
• Middle-Market Focus and Competition [medium — market]: GDLC targets U.S. middle-market companies with annual EBITDA under $100.0 million. This segment is competitive, and the company relies on GC Advisors' established channels, but intense competition could pressure deal flow and investment returns.
• BDC Regulatory Compliance [medium — regulatory]: As a Business Development Company (BDC), GDLC is subject to specific regulations under the 1940 Act. Non-compliance with these regulations could lead to penalties or restrictions on operations.
• Dependence on GC Advisors [high — operational]: GDLC is externally managed by GC Advisors, which manages over $85.0 billion in capital. Any disruption in the services or performance of GC Advisors could materially impact GDLC's investment strategy and operations.
• Credit Risk of Investments [high — financial]: GDLC's investments are primarily in senior secured loans that are below investment grade and carry speculative characteristics. This exposes the company to a higher risk of borrower default and potential capital loss.

Industry Context

Golub Capital Direct Lending Corp operates within the U.S. middle-market direct lending space, a segment characterized by its focus on providing debt financing to companies with annual EBITDA typically below $100.0 million. This market is highly competitive, with numerous BDCs and private credit funds vying for deal flow. Key trends include a continued demand for flexible financing solutions from middle-market companies and the increasing role of private capital in providing alternatives to traditional bank lending.

Regulatory Implications

As a Business Development Company (BDC) regulated under the Investment Company Act of 1940, GDLC faces stringent regulatory requirements regarding its investment activities, leverage, and reporting. Compliance with these regulations is critical to its operational status. Furthermore, its election to be treated as a Regulated Investment Company (RIC) for tax purposes imposes specific income and distribution requirements.

What Investors Should Do

1. Monitor leverage levels and management fee structure.
2. Assess the impact of rising interest rates on portfolio yield and funding costs.
3. Evaluate the credit quality of the underlying portfolio.
4. Consider the reliance on GC Advisors for deal sourcing and management.

Key Dates

• 2024-10-17: DB Credit Facility Amendment — Increased borrowing capacity to $450.0 million, providing enhanced liquidity for investments.
• 2024-11-18: PNC Facility Termination — Reduced available credit by $110.0 million, necessitating reliance on the larger DB Credit Facility.
• 2025-10-01: Golub Capital Capital Under Management — Golub Capital managed $85.0 billion, highlighting the scale of the advisor and its deal sourcing capabilities.
• 2025-09-30: Shares of Common Stock Outstanding — 36,416,411.785 shares outstanding, with no established public market, indicating a private or limited trading environment.

Glossary

Business Development Company (BDC)

A type of closed-end investment company that invests in small and medium-sized businesses and provides them with capital. BDCs are regulated under the Investment Company Act of 1940. (GDLC is structured and regulated as a BDC, which dictates its investment strategies and operational requirements.)

One Stop Loan

A loan that combines characteristics of traditional first lien senior secured loans and second lien or subordinated loans, often referred to as unitranche loans by other lenders. (This is a primary investment type for GDLC, offering senior secured status with potentially higher yields.)

EBITDA

Earnings Before Interest, Taxes, Depreciation, and Amortization. A measure of a company's operating performance. (GDLC targets middle-market companies with annual EBITDA of less than $100.0 million, defining its investment universe.)

Senior Secured Loan

A loan that is backed by collateral, typically the borrower's assets, and has priority over other debt in the event of liquidation. (GDLC primarily invests in these types of loans, aiming for collateral protection.)

Regulated Investment Company (RIC)

A U.S. tax designation for investment companies that meet certain distribution and income requirements, allowing them to avoid corporate income tax. (GDLC has elected RIC status to avoid double taxation.)

Floating Interest Rate

An interest rate that fluctuates over time based on a benchmark interest rate or index. (Most of GDLC's debt investments have floating rates, impacting interest income and expense.)

Year-Over-Year Comparison

Information comparing key metrics to the previous year, such as revenue growth, margin changes, and new risks, is not available in the provided text excerpt. The filing details the current structure, investment strategy, and recent credit facility amendments, but lacks year-over-year comparative financial data.

Key Financial Figures

• $0.001 — hares of the Registrant's common stock, $0.001 par value, outstanding as of December 4
• $70.0 million — , and which allowed for borrowing up to $70.0 million as of September 30, 2025; "PNC Facili
• $110.0 million — 2024, that allowed for borrowing up to $110.0 million as of the date of its termination, and
• $450.0 million — 30, 2025 , allowed for borrowing up to $450.0 million that bears interest at a rate of either
• $100.0 million — d amortization, or EBITDA, of less than $100.0 million annually. Our investment objective is
• $85.0 billion — o middle-market companies that had over $85.0 billion of capital under management as of Octob
• $5.0 million — ns by primarily investing approximately $5.0 million to $30.0 million of capital, on average
• $30.0 million — investing approximately $5.0 million to $30.0 million of capital, on average, in the securiti
• $10 million — ted States with annual revenues between $10 million and $2.5 billion represent a significan
• $2.5 billion — annual revenues between $10 million and $2.5 billion represent a significant growth segment
• $500.0 million — 2025 for senior secured loans of up to $500.0 million for leveraged buyouts, ranked by number

Filing Documents

• gdlc-20250930.htm (10-K) — 13448KB
• gdlc-fy2510xkexhibit42.htm (EX-4.2) — 71KB
• gdlc-fy2510xkexhibit211.htm (EX-21.1) — 5KB
• gdlc-fy25q410xkexhibit311.htm (EX-31.1) — 8KB
• gdlc-fy25q410xkexhibit312.htm (EX-31.2) — 8KB
• gdlc-fy25q410xkexhibit321.htm (EX-32.1) — 8KB
• gdlc-fy2510xkexhibit991.htm (EX-99.1) — 11KB
• gdlc-20250930_g1.jpg (GRAPHIC) — 35KB
• 0001868878-25-000045.txt ( ) — 39730KB
• gdlc-20250930.xsd (EX-101.SCH) — 102KB
• gdlc-20250930_cal.xml (EX-101.CAL) — 79KB
• gdlc-20250930_def.xml (EX-101.DEF) — 375KB
• gdlc-20250930_lab.xml (EX-101.LAB) — 860KB
• gdlc-20250930_pre.xml (EX-101.PRE) — 591KB
• gdlc-20250930_htm.xml (XML) — 10422KB

Business

Business 5 Item 1A.

Risk Factors

Risk Factors 40 Item 1B. Unresolved Staff Comments 81 Item 1C. Cybersecurity 81 Item 2.

Properties

Properties 82 Item 3.

Legal Proceedings

Legal Proceedings 82 Item 4. Mine Safety Disclosures 82 Part II. Item 5. Market for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities 83 Item 6. Reserved 85 Item 7.

Management's Discussion and Analysis of Financial Condition and Results of Operations

Management's Discussion and Analysis of Financial Condition and Results of Operations 86 Item 7A.

Quantitative and Qualitative Disclosures about Market Risk

Quantitative and Qualitative Disclosures about Market Risk 106 Item 8. Consolidated Financial Statements and Supplementary Data 108 Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure 191 Item 9A.

Controls and Procedures

Controls and Procedures 191 Item 9B. Other Information 191 Item 9C. Disclosure Regarding Foreign Jurisdictions that Prevent Inspections 191 Part III. Item 10. Directors, Executive Officers and Corporate Governance 192 Item 11.

Executive Compensation

Executive Compensation 192 Item 12.

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters 192 Item 13. Certain Relationships and Related Transactions, and Director Independence 192 Item 14. Principal Accountant Fees and Services 192 Part IV. Item 15. Exhibits and Financial Statement Schedules 193

Signatures

Signatures 195 3 TABLE OF CONTENTS PART I In this Annual Report on Form 10-K, except as otherwise indicated, the terms: "we," "us," "our", "Company" and "GDLC" refer to Golub Capital Direct Lending Corporation, a Maryland corporation and its consolidated subsidiaries; "GDLC Holdings" refers to GDLC Holdings LLC, a Delaware limited liability company, or LLC, our direct subsidiary; "GC Advisors" refers to GC Advisors LLC, our investment adviser "GDLC Funding" refers to GDLC Funding LLC, a Delaware limited partnership, whose general partner is controlled by our Investment Advisor; "GDLC Funding II" refers to GDLC Funding II LLC, a Delaware limited liability company, whose general partner is controlled by our Investment Advisor; "GDLC Feeder" refers to GDLC Feeder Fund, L.P., a Delaware limited partnership, whose general partner is controlled by our Investment Advisor; "Feeder GP" refers to Golub Onshore GP 3, LLC, a general partner of GDLC Feeder; "Administrator" refers to Golub Capital LLC, an affiliate of GC Advisors and our administrator "Adviser Revolver" refers to the line of credit with GC Advisors, which was most recently amended on October 21, 2024, and which allowed for borrowing up to $70.0 million as of September 30, 2025; "PNC Facility" refers to the revolving credit facility with PNC Bank, entered into on March 21, 2022 and terminated on November 18, 2024, that allowed for borrowing up to $110.0 million as of the date of its termination, and bore interest at a rate of either CORRA, SONIA, STR, Daily Simple SOFR, Term SOFR, or the Base Rate (each, as defined in the PNC Facility) plus a margin ranging from 2.10% to 2.45%, depending on the degree of uncalled capital commitments coverage of the PNC Facility's borrowing base versus our investment asset coverage of the borrowing base; "DB Credit Facility" refers to the revolving credit facility with Deutsche Bank, entered into on May 14, 2024, and was most recently amended on Octobe

Business

Item 1. Business GENERAL We are an externally managed, closed-end, non-diversified management investment company that has elected to be regulated as a business development company under the Investment Company Act of 1940, as amended, or the 1940 Act. In addition, for U.S. federal income tax purposes, we have elected to be treated as a regulated investment company, or RIC, under Subchapter M of the Internal Revenue Code of 1986, as amended, or the Code. We were formed to make investments and generate current income and capital appreciation by investing primarily in one stop loans (a loan that combines characteristics of traditional first lien senior secured loans and second lien or subordinated loans that are often referred to by other middle-market lenders as unitranche loans) and other senior secured loans of U.S. middle-market companies that are, in most cases, sponsored by private equity firms. GC Advisors structures these one stop loans as senior secured loans, and we obtain security interests in the assets of the portfolio company that serve as collateral in support of the repayment of these loans. This collateral often takes the form of first-priority liens on the assets of the portfolio company. In many cases, we are the sole lender or we, together with our affiliates, are the sole lenders of one stop loans, which can afford us additional influence over the borrower in terms of monitoring and, if necessary, remediating any underperformance. In this Annual Report on Form 10-K, the term "middle-market" generally refers to companies having earnings before interest, taxes, depreciation and amortization, or EBITDA, of less than $100.0 million annually. Our investment objective is to generate current income and capital appreciation by investing primarily in senior secured and one stop loans of U.S. middle-market companies. We also selectively invest in second lien and subordinated (a loan that ranks senior only to a borrower's equity securities and ranks

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