GBDC Institutional Ownership & Shareholders
GOLUB CAPITAL BDC INC (GBDC) is currently held by 316 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $1.46B based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Strs Ohio is currently the largest disclosed institutional shareholder of GBDC tracked by InsiderSet, reporting ownership valued at approximately $227.75M in its September 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $229.37M, representing an estimated gain of +0.71% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 44% of the total disclosed GBDC value among the investors covered in this analysis. Major shareholders include Strs Ohio, Van Eck Associates Corp, Ubs Group Ag, and several other long-term asset managers with concentrated positions in GOLUB CAPITAL BDC INC (GBDC).
This page ranks the largest institutional GBDC shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
316
Total Reported Value
$1.46B
Largest Holder
Strs Ohio
Largest Position
$227.75M
Insider Transactions (90d)
2
Latest Filing Quarter
Q2 2026
New Institutional Positions
31
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Strs Ohio | 0.84% | 18,032,440 | $227,749,719 | $229,372,637 | +$1,622,918 | +0.71% | |
| Van Eck Associates Corp | 0.04% | 4,710,275 | $60,668,342 | $59,914,698 | -$753,644 | -1.24% | |
| Ubs Group Ag | 0.01% | 3,849,396 | $49,580,221 | $48,964,317 | -$615,904 | -1.24% | |
| Sage Mountain Advisors Llc | 3.03% | 3,829,164 | $49,319,628 | $48,706,966 | -$612,662 | -1.24% | |
| Omers Administration Corp | 0.28% | 3,650,215 | $47,014,769 | $46,430,735 | -$584,034 | -1.24% | |
| Bank Of America Corp | 0.00% | 3,392,551 | $43,696,060 | $43,153,249 | -$542,811 | -1.24% | |
| Jpmorgan Chase & Co | 0.00% | 3,384,088 | $43,248,649 | $43,045,599 | -$203,050 | -0.47% | |
| Ares Management Llc | 1.88% | 3,357,115 | $43,239,641 | $42,702,503 | -$537,138 | -1.24% | |
| Sound Income Strategies, Llc | 1.86% | 3,422,189 | $41,784,928 | $43,530,244 | +$1,745,316 | +4.18% | |
| Allen Investment Management, Llc | 0.49% | 3,174,058 | $40,881,865 | $40,374,018 | -$507,847 | -1.24% | |
| Corient Private Wealth Llc | 0.06% | 3,162,346 | $40,731,017 | $40,225,041 | -$505,976 | -1.24% | |
| Rockefeller Capital Management L.P. | 0.06% | 2,799,784 | $36,061,232 | $35,613,252 | -$447,980 | -1.24% | |
| Lalia Capital, Llc | 16.31% | 2,605,281 | $33,556,019 | $33,139,174 | -$416,845 | -1.24% | |
| Generali Asset Management Spa Sgr | 0.58% | 2,630,739 | $33,226,234 | $33,463,000 | +$236,766 | +0.71% | |
| Legal & General Group Plc | 0.01% | 2,443,383 | $31,482,990 | $31,079,832 | -$403,158 | -1.28% | |
| Morgan Stanley | 0.00% | 2,354,219 | $30,322,341 | $29,945,666 | -$376,675 | -1.24% | |
| Muzinich & Co., Inc. | 9.05% | 2,158,925 | $27,267,230 | $27,461,526 | +$194,296 | +0.71% | |
| State Of Wisconsin - Board Of Commissioners Of Public Lands | 14.07% | 1,900,000 | $23,997,000 | $24,168,000 | +$171,000 | +0.71% | |
| Russell Investments Group, Ltd. | 0.02% | 1,765,242 | $22,736,316 | $22,453,878 | -$282,438 | -1.24% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.01% | 1,552,650 | $19,609,970 | $19,749,708 | +$139,738 | +0.71% | |
| Arnhold Llc | 1.39% | 1,537,089 | $19,413,434 | $19,551,772 | +$138,338 | +0.71% | |
| Blackrock, Inc. | 0.00% | 1,258,215 | $16,205,807 | $16,004,495 | -$201,312 | -1.24% | |
| Mai Capital Management | 0.06% | 1,235,407 | $15,912,047 | $15,714,377 | -$197,670 | -1.24% | |
| Coastal Bridge Advisors, Llc | 0.95% | 1,193,180 | $15,368,155 | $15,177,250 | -$190,905 | -1.24% | |
| Hirtle & Co., Llc | 0.43% | 1,009,620 | $13,003,906 | $12,842,366 | -$161,540 | -1.24% | |
| Union Bancaire Privee, Ubp Sa | 0.14% | 6,165 | $12,553,442 | $78,419 | -$12,475,023 | -99.38% | |
| Sigma Investment Counselors Inc | 0.57% | 973,116 | $12,290,450 | $12,378,036 | +$87,586 | +0.71% | |
| Brown Brothers Harriman & Co | 0.05% | 942,550 | $12,140,044 | $11,989,236 | -$150,808 | -1.24% | |
| Nuveen, Llc | 0.00% | 931,687 | $12,074,664 | $11,851,059 | -$223,605 | -1.85% | |
| Arax Advisory Partners | 0.07% | 864,877 | $11,139,612 | $11,001,235 | -$138,377 | -1.24% | |
| Wells Fargo & Company/Mn | 0.00% | 853,625 | $10,994,688 | $10,858,110 | -$136,578 | -1.24% | |
| Cerity Partners Llc | 0.01% | 812,128 | $10,460,208 | $10,330,268 | -$129,940 | -1.24% | |
| Bank Of Montreal | 0.00% | 753,317 | $9,702,723 | $9,582,192 | -$120,531 | -1.24% | |
| D. E. Shaw & Co., Inc. | 0.01% | 684,435 | $8,815,523 | $8,706,013 | -$109,510 | -1.24% | |
| Prairiewood Capital, Llc | 1.96% | 615,153 | $7,769,386 | $7,824,746 | +$55,360 | +0.71% | |
| Mercer Global Advisors Inc | 0.01% | 557,919 | $7,185,991 | $7,096,730 | -$89,261 | -1.24% | |
| Caz Investments Lp | 2.81% | 516,739 | $6,655,598 | $6,572,920 | -$82,678 | -1.24% | |
| Next Capital Management Llc | 1.76% | 505,442 | $6,510,093 | $6,429,222 | -$80,871 | -1.24% | |
| Lido Advisors, Llc | 0.02% | 498,198 | $6,416,802 | $6,337,079 | -$79,723 | -1.24% | |
| Captrust Financial Advisors | 0.01% | 474,325 | $6,109,303 | $6,033,414 | -$75,889 | -1.24% | |
| Ieq Capital, Llc | 0.03% | 458,427 | $5,904,535 | $5,831,191 | -$73,344 | -1.24% | |
| Janney Montgomery Scott Llc | 0.01% | 442,331 | $5,697,000 | $5,626,450 | -$70,550 | -1.24% | |
| Focus Partners Wealth | 0.01% | 439,175 | $5,656,583 | $5,586,306 | -$70,277 | -1.24% | |
| Commonwealth Equity Services, Llc | 0.01% | 438,634 | $5,649,600 | $5,579,424 | -$70,176 | -1.24% | |
| Advisors Capital Management, Llc | 0.06% | 435,853 | $5,613,787 | $5,544,050 | -$69,737 | -1.24% | |
| Pathstone Holdings, Llc | 0.02% | 428,575 | $5,425,753 | $5,451,474 | +$25,721 | +0.47% | |
| Condor Capital Management | 0.40% | 415,746 | $5,354,813 | $5,288,289 | -$66,524 | -1.24% | |
| Lsv Asset Management | 0.01% | 409,860 | $5,279,000 | $5,213,419 | -$65,581 | -1.24% | |
| Raymond James Financial Inc | 0.00% | 392,900 | $5,060,556 | $4,997,688 | -$62,868 | -1.24% | |
| Neuberger Berman Group Llc | 0.00% | 372,321 | $5,052,396 | $4,735,923 | -$316,473 | -6.26% |
Frequently asked questions about GBDC
Who are the largest institutional holders of GBDC?
The largest institutional holders of GBDC reported in the latest SEC Form 13F filings include Strs Ohio, Van Eck Associates Corp, Ubs Group Ag, Sage Mountain Advisors Llc, and Omers Administration Corp. InsiderSet ranks institutional holders by their latest reported GBDC position.
What is GBDC institutional ownership?
This page tracks GBDC positions reported by institutional investment managers through SEC Form 13F. GOLUB CAPITAL BDC INC (GBDC) institutional ownership on InsiderSet reflects disclosed 13F holdings among the managers we analyze, not every shareholder of the stock.
How many institutions own GBDC?
InsiderSet currently tracks 316 institutional managers reporting GBDC holdings in the latest available 13F data. This count reflects institutions included in the SEC Form 13F filings analyzed by InsiderSet and should not be interpreted as the total number of GBDC shareholders.
How much GBDC stock do institutions own?
Institutional investment managers disclosed approximately $1.46B in GBDC holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value.
When was GBDC institutional ownership last updated?
The latest GBDC institutional ownership data on InsiderSet is based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time institutional holdings.
Are institutional GBDC holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by institutional investment managers as of the end of the reporting quarter. An institution may have changed its GBDC position after the reporting date.
Are institutions buying or selling GBDC?
Institutional buying and selling can be analyzed by comparing GBDC positions across consecutive 13F reporting periods. InsiderSet's GBDC Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View GBDC ownership changes.
How has GBDC institutional ownership changed over time?
InsiderSet tracks GBDC institutional holdings across multiple 13F reporting periods, allowing investors to compare institutional holder counts, reported value, and reported shares over time.