Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in GBDC held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | STRS OHIO | 17.6M | $226.4M | +2.5% | 6.747% | 0.85% |
| 2 | HighTower Advisors, LLC | 7.3M | $94.6M | +4.3% | 2.820% | 0.09% |
| 3 | VAN ECK ASSOCIATES CORP | 4.7M | $60.7M | +11.0% | 1.808% | 0.04% |
| 4 | Sound Income Strategies, LLC | 3.9M | $49.9M | +3.4% | 1.488% | 2.24% |
| 5 | UBS Group AG | 3.8M | $49.6M | -5.1% | 1.478% | 0.01% |
| 6 | Sage Mountain Advisors LLC | 3.8M | $49.3M | +1.9% | 1.470% | 3.03% |
| 7 | OMERS ADMINISTRATION Corp | 3.7M | $47.0M | +2.5% | 1.401% | 0.28% |
| 8 | BANK OF AMERICA CORP /DE/ | 3.4M | $43.7M | +3.8% | 1.302% | 0.00% |
| 9 | JPMORGAN CHASE & CO | 3.4M | $43.2M | -3.8% | 1.299% | 0.00% |
| 10 | ARES MANAGEMENT LLC | 3.4M | $43.2M | +9.8% | 1.289% | 1.88% |
| 11 | Allen Investment Management, LLC | 3.2M | $40.9M | -5.7% | 1.218% | 0.49% |
| 12 | Corient Private Wealth LP | 3.2M | $40.7M | -30.2% | 1.214% | 0.02% |
| 13 | Rockefeller Capital Management L.P. | 2.8M | $36.1M | -0.1% | 1.075% | 0.06% |
| 14 | Generali Asset Management SPA SGR | 2.6M | $33.9M | 0.0% | 1.010% | 0.61% |
| 15 | Lalia Capital, LLC | 2.6M | $33.6M | +2.5% | 1.000% | 16.31% |
| 16 | Legal & General Group Plc | 2.4M | $31.5M | +9.1% | 0.938% | 0.01% |
| 17 | MORGAN STANLEY | 2.4M | $30.3M | +19.1% | 0.904% | 0.00% |
| 18 | Muzinich & Co., Inc. | 2.1M | $26.5M | +3.5% | 0.789% | 9.04% |
| 19 | Russell Investments Group, Ltd. | 1.8M | $22.7M | +37.6% | 0.678% | 0.02% |
| 20 | FRANKLIN RESOURCES INC | 1.7M | $21.3M | +44.0% | 0.634% | 0.00% |
| 21 | Sumitomo Mitsui Trust Group, Inc. | 1.6M | $20.0M | +2.5% | 0.596% | 0.01% |
| 22 | Arnhold LLC | 1.5M | $19.8M | 0.0% | 0.590% | 1.39% |
| 23 | Ensign Peak Advisors, Inc | 1.3M | $16.6M | — | 0.495% | 0.03% |
| 24 | BlackRock, Inc. | 1.3M | $16.2M | +5.4% | 0.483% | 0.00% |
| 25 | MAI Capital Management | 1.2M | $15.9M | +1.2% | 0.474% | 0.06% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in GBDC — a direct measure of their conviction.
Filings activity in GBDC during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 318 | 8.6% | 46.79% | +1.33 pp | $1.55B | +9.6% |
| Q1 2026 | 348 | +0.0% | 45.46% | +1.54 pp | $1.42B | 5.9% |
| Q4 2025 | 348 | +8.4% | 43.92% | +4.05 pp | $1.51B | +6.6% |
| Q3 2025 | 321 | +2.9% | 39.87% | +1.02 pp | $1.41B | 4.6% |
| Q2 2025 | 312 | 4.3% | 38.85% | 2.11 pp | $1.48B | 3.2% |
| Q1 2025 | 326 | +2.5% | 40.96% | +7.80 pp | $1.53B | +19% |
| Q4 2024 | 318 | +16% | 33.16% | 2.74 pp | $1.28B | 0.4% |
| Q3 2024 | 274 | — | 35.90% | — | $1.29B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying GBDC stock.
Based on Q2 2026 13F filings, institutional ownership of Golub Capital BDC, Inc. stands at 46.8%, held across 318 reporting institutions.
STRS OHIO is the largest reported institutional holder of GBDC, with approximately 17,576,643 shares worth $0.23B as of Q2 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of GBDC.
Our composite Smart Money Score for GBDC is 34 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
26 institutions opened new positions in GBDC during Q2 2026, while 53 fully exited. 198 added to existing positions and 87 trimmed.
GBDC institutional ownership rose by 1.33 percentage points quarter-over-quarter, with a net change of -30 holders.
The top 10 institutions account for 45.5% of all reported 13F value in GBDC, and the top 25 account for 71.7%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Golub Capital BDC, Inc. (GBDC) Institutional Ownership