Golub Capital BDC (STU:OGL) Beta: N/A (As of Jul. 22, 2026)

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Director of Data and Quant Analytics at GuruFocus
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STU:OGL Golub Capital BDC Inc STU:OGL
46 GF Score
Price €11.41
GF Value €7.78
Valuation Significantly Overvalued
! 7 Warning Signs
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What is Golub Capital BDC Beta?

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-07-22), Golub Capital BDC's Beta is Not available.

Golub Capital BDC  (STU:OGL) Beta Explanation

Beta is a measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole. We usually compare beta to 1. A beta of 1 indicates that the security's price will move with the market. A beta of less than 1 means that the security will be less volatile than the market. A beta of greater than 1 indicates that the security's price will be more volatile than the market.

Beta is primarily used in the Capital Asset Pricing Model (CAPM) to calculate the Cost of Equity, which can be used in the calculation of WACC %. The formula of Cost of Equity is:
Cost of Equity = Risk-Free Rate of Return + Beta of Asset * (Expected Return of the Market - Risk-Free Rate of Return)

Golub Capital BDC Beta Related Terms

Golub Capital BDC Beta Historical Data

* Premium members only.

The historical data trend for Golub Capital BDC's Beta can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Golub Capital BDC Beta Chart

Golub Capital BDC Annual Data
Trend Sep16 Sep17 Sep18 Sep19 Sep20 Sep21 Sep22 Sep23 Sep24 Sep25
Beta
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

Golub Capital BDC Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Beta Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00
STU:OGL
46GF Score
Golub Capital BDC Inc STU:OGL
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
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Golub Capital BDC Beta Calculation

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. A stock's beta can be calculated by dividing the product of the covariance of the individual stock's returns and the market's returns by the variance of the market's returns over a specified period. Basically, GuruFocus uses the returns calculated over three-year period.

Is Golub Capital BDC (STU:OGL) Overvalued in 2026?

Based on GuruFocus' analysis, Golub Capital BDC stock appears to be overvalued. The current stock price of €11.41 is trading 46.7% above its estimated GF Value™ of €7.78. GuruFocus considers Golub Capital BDC to be Significantly Overvalued.

Key valuation signals for STU:OGL:

  • Beta: N/A
  • GF Value™: €7.78 vs. price of €11.41 (46.7% above fair value)
  • GF Score™: 46/100 with 7 warning signs

No single metric tells the full story. See the STU:OGL stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Golub Capital BDC Business Description

Other Exchanges GBDC:USA0IZ6:UK
Address 200 Park Avenue, 25th Floor, New York, NY, USA, 10166
Golub Capital BDC Inc. is an externally managed, closed-end, non-diversified management investment company. Its investment objective is to generate current income and capital appreciation by investing in senior secured and one-stop loans in U.S. middle-market companies. It also invests in second-lien and subordinated loans, warrants, and minority equity securities in U.S. middle-market companies. The company generally invests in securities rated below investment grade by independent rating agencies, or those that would be rated below investment grade if evaluated. The company operates in the USA, Canada, and other countries, with the majority of its revenue coming from the USA.
46GF Score

Get the complete analysis for STU:OGL

Beta is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€11.41
Price
€7.78
GF Value