GOLUB CAP BDC INC GBDC
COM · Common Stock · CUSIP 38173M102 · ISIN US38173M1027
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($3.8m this quarter). Holder counts are more reliable. Shares outstanding: 266.4m as of 2025-08-04, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $14.45. Options: 4 managers hold calls ($1.5m notional), 2 hold puts ($83.7k).
Trends to Q3 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 231 |
| Q4 2022 | 252 |
| Q1 2023 | 228 |
| Q2 2023 | 244 |
| Q3 2023 | 251 |
| Q4 2023 | 261 |
| Q1 2024 | 253 |
| Q2 2024 | 296 |
| Q3 2024 | 287 |
| Q4 2024 | 329 |
| Q1 2025 | 340 |
| Q2 2025 | 322 |
| Q3 2025 | 332 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2023 | 128 | 103 |
| Q1 2024 | 144 | 95 |
| Q2 2024 | 190 | 73 |
| Q3 2024 | 165 | 115 |
| Q4 2024 | 174 | 104 |
| Q1 2025 | 197 | 119 |
| Q2 2025 | 159 | 148 |
| Q3 2025 | 173 | 123 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q4 2024 | $1.4m | $2.2m | 1.57 |
| Q1 2025 | $1.7m | $794.1k | 0.46 |
| Q2 2025 | $2.5m | $236.9k | 0.09 |
| Q3 2025 | $1.5m | $83.7k | 0.06 |
Biggest buyers
| Corient Private Wealth LP | Added | +4.6m |
| JPMORGAN CHASE & CO | Added | +2.7m |
| HighTower Advisors, LLC | Added | +1.9m |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | New | +525.1k |
| STRS OHIO | Added | +450.1k |
| BROWN ADVISORY INC | Added | +448.7k |
| RAYMOND JAMES FINANCIAL INC | Added | +408.5k |
| VAN ECK ASSOCIATES CORP | Added | +401.7k |
| Sumitomo Mitsui Trust Group, Inc. | Added | +397.8k |
| Muzinich & Co., Inc. | Added | +397.5k |
Biggest sellers
| Rockefeller Capital Management L.P. | Reduced | -2.6m |
| LGT CAPITAL PARTNERS LTD. | Sold out | -696.0k |
| MILLENNIUM MANAGEMENT LLC | Reduced | -608.7k |
| M Holdings Securities, Inc. | Reduced | -331.5k |
| MORGAN STANLEY | Reduced | -302.2k |
| Eagle Bay Advisors LLC | Sold out | -261.0k |
| Atria Investments, Inc | Sold out | -254.0k |
| Cerity Partners LLC | Reduced | -246.1k |
| UBS Group AG | Reduced | -195.2k |
| 1832 Asset Management L.P. | Sold out | -184.5k |
Biggest calls
| CITADEL ADVISORS LLC | Reduced | $680.4k49.7k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $520.2k38.0k shares |
| GROUP ONE TRADING LLC | Added | $217.7k15.9k shares |
| SIMPLEX TRADING, LLC | Added | $72.0k5.3k shares |
Biggest puts
| SIMPLEX TRADING, LLC | Added | $82.0k6.0k shares |
| BCGM Wealth Management, LLC | New | $1.7k11.0k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| STRS OHIO 13G · institution +0.6 pts · filed 2026-01-13 | 6.3% |
Insider purchases and sales in Q3 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2023 | 0 | — | 0 | — | — |
| Q1 2024 | 0 | — | 0 | — | — |
| Q2 2024 | 2 | $8.2m | 0 | — | — |
| Q3 2024 | 3 | $4.5m | 0 | — | — |
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 0 | — | — |
| Q2 2025 | 2 | $91.7m | 2 | $91.7m | — |
| Q3 2025 | 0 | — | 0 | — | — |
None reported in Q3 2025.
Holders, Q3 2025
| Manager | Shares | Change |
|---|---|---|
| STRS OHIO 0.81% of their portfolio | 16.2m $222.3m | Added +450.1k |
| Corient Private Wealth LP 0.13% of their portfolio | 6.1m $83.3m | Added +4.6m |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 5.1m $69.8m | Added +2.7m |
| VAN ECK ASSOCIATES CORP 0.06% of their portfolio | 4.8m $66.3m | Added +401.7k |
| Allen Investment Management, LLC 0.63% of their portfolio | 4.2m $57.1m | Reduced -65.1k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 3.8m $52.4m | Added +208.0k |
| Sound Income Strategies, LLC 2.49% of their portfolio | 3.4m $45.6m | Added +65.0k |
| Sage Mountain Advisors LLC 2.38% of their portfolio | 3.0m $41.5m | Reduced -5.0k |
| Rockefeller Capital Management L.P. 0.08% of their portfolio | 3.0m $40.7m | Reduced -2.6m |
| Generali Asset Management SPA SGR 0.77% of their portfolio | 2.6m $36.0m | Added +118.0k |
| ARES MANAGEMENT LLC 1.61% of their portfolio | 2.6m $35.2m | Unchanged |
| HighTower Advisors, LLC 0.04% of their portfolio | 2.5m $34.6m | Added +1.9m |
| OMERS ADMINISTRATION Corp 0.24% of their portfolio | 2.4m $33.1m | Added +67.1k |
| MORGAN STANLEY 0.00% of their portfolio | 2.3m $31.9m | Reduced -302.2k |
| UBS Group AG 0.01% of their portfolio | 2.2m $30.3m | Reduced -195.2k |
| BlackRock, Inc. 0.00% of their portfolio | 2.0m $27.1m | Added +344.4k |
| Legal & General Group Plc 0.01% of their portfolio | 1.7m $23.9m | Reduced -145.1k |
| Muzinich & Co., Inc. 8.63% of their portfolio | 1.6m $22.3m | Added +397.5k |
| Sumitomo Mitsui Trust Group, Inc. 0.01% of their portfolio | 1.5m $20.2m | Added +397.8k |
| Arnhold LLC 1.67% of their portfolio | 1.5m $20.0m | Added +15.0k |
| MAI Capital Management 0.11% of their portfolio | 1.3m $17.7m | Reduced -14.1k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 1.2m $16.3m | Reduced -25.5k |
| Boston Partners 0.02% of their portfolio | 1.1m $15.6m | Added +2.3k |
| LSV ASSET MANAGEMENT 0.03% of their portfolio | 1.0m $14.3m | Reduced -181.6k |
| Hirtle & Co., LLC 0.45% of their portfolio | 930.0k $12.7m | Added +3.7k |
| Cerity Partners LLC 0.02% of their portfolio | 929.2k $12.7m | Reduced -246.1k |
| BANK OF MONTREAL /CAN/ 0.01% of their portfolio | 929.1k $12.7m | Added +202.9k |
| SIGMA INVESTMENT COUNSELORS INC 0.61% of their portfolio | 854.3k $11.7m | Added +53.4k |
| CAPTRUST FINANCIAL ADVISORS 0.02% of their portfolio | 801.1k $11.0m | Reduced -19.5k |
| Border to Coast Pensions Partnership Ltd 0.19% of their portfolio | 800.0k $11.0m | Reduced -50.0k |
| RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio | 790.0k $10.8m | Added +408.5k |
| MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio | 708.4k $9.7m | Reduced -608.7k |
| Pathstone Holdings, LLC 0.03% of their portfolio | 649.3k $8.9m | Added +314.2k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 578.0k $7.9m | Added +12.1k |
| BROWN ADVISORY INC 0.01% of their portfolio | 568.0k $7.8m | Added +448.7k |
| Lido Advisors, LLC 0.03% of their portfolio | 566.0k $7.7m | Added +113.3k |
| STIFEL FINANCIAL CORP 0.01% of their portfolio | 533.8k $7.3m | Added +68.9k |
| RIVERNORTH CAPITAL MANAGEMENT, LLC 0.41% of their portfolio | 525.1k $7.2m | New |
| Callodine Capital Management, LP 0.63% of their portfolio | 521.2k $7.1m | Unchanged |
| Granite FO LLC 3.75% of their portfolio | 504.5k $6.9m | Unchanged |
| DENALI ADVISORS LLC 0.67% of their portfolio | 433.3k $5.9m | Reduced -108.9k |
| Hennion & Walsh Asset Management, Inc. 0.21% of their portfolio | 432.5k $5.9m | Added +30.1k |
| LPL Financial LLC 0.00% of their portfolio | 428.9k $5.9m | Added +6.5k |
| SHIKIAR ASSET MANAGEMENT INC 1.40% of their portfolio | 405.7k $5.6m | Reduced -37.9k |
| Qube Research & Technologies Ltd 0.01% of their portfolio | 398.4k $5.5m | Reduced -68.9k |
| NEUBERGER BERMAN GROUP LLC 0.00% of their portfolio | 389.9k $5.3m | Reduced -78.8k |
| Prairiewood Capital, LLC 1.73% of their portfolio | 381.5k $5.2m | Added +40.5k |
| CASTLEKEEP INVESTMENT ADVISORS LLC 2.42% of their portfolio | 377.4k $5.2m | Added +37.0k |
| Arax Advisory Partners 0.07% of their portfolio | 369.6k $5.1m | Added +44.4k |
| CONFLUENCE INVESTMENT MANAGEMENT LLC 0.07% of their portfolio | 367.7k $5.0m | Reduced -83.4k |
| CONDOR CAPITAL MANAGEMENT 0.41% of their portfolio | 364.5k $5.0m | Added +13.4k |
| Advisors Capital Management, LLC 0.06% of their portfolio | 358.2k $4.9m | Added +27.5k |
| Tranquility Partners, LLC 1.61% of their portfolio | 349.4k $4.8m | Reduced -2.3k |
| SCS Capital Management LLC 0.05% of their portfolio | 348.1k $4.8m | Reduced -49.1k |
| CITIGROUP INC 0.00% of their portfolio | 331.2k $4.5m | Reduced -30 |
| CANADA LIFE ASSURANCE Co 0.01% of their portfolio | 331.1k $4.5m | Added +66.0k |
| Advisors Asset Management, Inc. 0.08% of their portfolio | 330.7k $4.5m | Added +35.0k |
| FIRST TRUST ADVISORS LP 0.00% of their portfolio | 306.4k $4.2m | Added +31.1k |
| &PARTNERS 0.03% of their portfolio | 296.9k $4.1m | Added +6.5k |
| D.A. DAVIDSON & CO. 0.03% of their portfolio | 293.5k $4.0m | Reduced -24.6k |
| Anchor Investment Management, LLC 0.32% of their portfolio | 285.6k $3.9m | Added +5.1k |
| Naviter Wealth, LLC 0.44% of their portfolio | 278.3k $3.8m | Reduced -1.2k |
| First National Trust Co 0.12% of their portfolio | 264.2k $3.6m | Unchanged |
| MARSHALL WACE, LLP 0.00% of their portfolio | 261.4k $3.6m | New |
| STATE STREET CORP 0.00% of their portfolio | 261.3k $3.6m | Added +7.2k |
| Universal- Beteiligungs- und Servicegesellschaft mbH 0.01% of their portfolio | 253.4k $3.5m | Unchanged |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 252.9k $3.5m | Reduced -11.5k |
| HB Wealth Management, LLC 0.02% of their portfolio | 249.4k $3.4m | Added +55.5k |
| Truvestments Capital LLC 0.61% of their portfolio | 244.7k $3.4m | Reduced -28.8k |
| Next Capital Management LLC 1.12% of their portfolio | 244.2k $3.3m | Reduced -35.2k |
| Parallel Advisors, LLC 0.06% of their portfolio | 241.1k $3.3m | Reduced -609 |
| TRED AVON FAMILY WEALTH, LLC 1.13% of their portfolio | 239.5k $3.3m | First filing |
| CURA WEALTH ADVISORS, LLC 1.24% of their portfolio | 234.7k $3.2m | Reduced -15.2k |
| NEW ENGLAND ASSET MANAGEMENT INC 0.42% of their portfolio | 232.9k $3.2m | Unchanged |
| United Advisor Group, LLC 0.41% of their portfolio | 220.8k $3.0m | Added +6.3k |
| Snowden Capital Advisors LLC 0.08% of their portfolio | 207.5k $2.8m | Reduced -219 |
| Advisor OS, LLC 0.24% of their portfolio | 203.2k $2.8m | Added +5.2k |
| GraniteShares Advisors LLC 1.61% of their portfolio | 202.6k $2.8m | Added +17.9k |
| NorthCoast Asset Management LLC 0.01% of their portfolio | 202.0k $2.8m | Added +15.2k |
| MERCER GLOBAL ADVISORS INC /ADV 0.00% of their portfolio | 179.3k $2.5m | Added +87.3k |
| PRELUDE CAPITAL MANAGEMENT, LLC 0.19% of their portfolio | 176.8k $2.4m | Added +1.8k |
| IEQ CAPITAL, LLC 0.01% of their portfolio | 168.8k $2.3m | Added +16.7k |
| STEEL GROVE CAPITAL ADVISORS, LLC 0.29% of their portfolio | 166.7k $2.4m | Unchanged |
| Merit Financial Group, LLC 0.02% of their portfolio | 160.4k $2.2m | Unchanged |
| GSA CAPITAL PARTNERS LLP 0.18% of their portfolio | 158.0k $2.2m | Added +146.9k |
| Texas Yale Capital Corp. 0.07% of their portfolio | 156.1k $2.1m | Reduced -4.0k |
| Adams Asset Advisors, LLC 0.27% of their portfolio | 154.0k $2.1m | Added +16.3k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 153.1k $2.1m | Added +4.2k |
| ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio | 149.9k $2.1m | Added +3.5k |
| Waterloo Capital, L.P. 0.15% of their portfolio | 146.8k $2.0m | Added +6.2k |
| REGIONS FINANCIAL CORP 0.01% of their portfolio | 142.0k $1.9m | New |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 132.3k $1.8m | Reduced -179.1k |
| Janney Montgomery Scott LLC 0.00% of their portfolio | 130.2k $1.8m | Added +44.3k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 129.4k $1.8m | Added +39.3k |
| AlphaQuest LLC 0.12% of their portfolio | 129.0k $1.8m | Added +124.1k |
| INDEPENDENT FINANCIAL GROUP, LLC 0.04% of their portfolio | 128.4k $1.8m | Added +585 |
| COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio | 124.1k $1.7m | Added +3.4k |
| Onyx Bridge Wealth Group LLC 0.18% of their portfolio | 123.2k $1.7m | Added +7.2k |
| General Partner, Inc. 0.93% of their portfolio | 123.0k $1.7m | Unchanged |
| Silverberg Bernstein Capital Management LLC 0.99% of their portfolio | 119.5k $1.6m | Added +33.3k |