27 institutions reported holding $95.2M of GLADSTONE CAP CORP (GLADO) in SEC 13F filings for 2026-06-30. Largest institutional holders: Radcliffe Capital Management, L.P. ($20.6M), Context Capital Management, LLC ($15.8M), Linden Advisors LP ($11.7M), HBK INVESTMENTS L P ($9.2M), Nuveen, LLC ($7.4M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Radcliffe Capital Management, L.P. | $20.6M | 0 | Hold |
| 2 | Context Capital Management, LLC | $15.8M | 0 | Hold |
| 3 | Linden Advisors LP | $11.7M | 0 | Hold |
| 4 | HBK INVESTMENTS L P | $9.2M | 0 | Added |
| 5 | Nuveen, LLC | $7.4M | 0 | Added |
| 6 | Walleye Capital LLC | $5.8M | 0 | Hold |
| 7 | OAKTREE CAPITAL MANAGEMENT LP | $4.8M | 0 | Added |
| 8 | INCOME RESEARCH & MANAGEMENT | $4.6M | 4.8M | Hold |
| 9 | Russell Investments Group, Ltd. | $3.6M | 0 | Added |
| 10 | MILLENNIUM MANAGEMENT LLC | $3.1M | 0 | Hold |
| 11 | WOLVERINE ASSET MANAGEMENT LLC | $3.1M | 0 | Hold |
| 12 | LAFFER TENGLER INVESTMENTS, INC. | $2.4M | 2,453 | New |
| 13 | WELLS FARGO & COMPANY/MN | $974,400 | 0 | Hold |
| 14 | Centiva Capital, LP | $603,201 | 0 | Trimmed |
| 15 | CSS LLC/IL | $483,140 | 0 | Trimmed |
| 16 | IMC-Chicago, LLC | $456,370 | 23,500 | Added |
| 17 | SIMPLEX TRADING, LLC | $178,664 | 9,200 | Trimmed |
| 18 | &PARTNERS | $139,399 | 145,000 | New |
| 19 | Royal Bank of Canada | $84,000 | 0 | Trimmed |
| 20 | STIFEL FINANCIAL CORP | $62,490 | 0 | Added |
| 21 | RAYMOND JAMES FINANCIAL INC | $57,682 | 0 | Hold |
| 22 | MONETA GROUP INVESTMENT ADVISORS LLC | $14,333 | 0 | New |
| 23 | NBC SECURITIES, INC. | $9,613 | 10,000 | New |
| 24 | WATER ISLAND CAPITAL LLC | $0 | 0 | Exited |
| 25 | KIM, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30