This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/GBDC/capital-change-brief"
Use Arkolith's capital_change_brief for GBDC. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | STRS OHIO | $217.0M | 17.1M | ▲+2.6% Added · +436K sh | Q1 2026 | |
| 2 | HighTower Advisors, LLC | $89.2M | 7.0M | ▲+207% Added · +4.7M sh | Q1 2026 | |
| 3 | Corient Private Wealth LLC | $56.6M | 4.5M | ▼−13% Reduced · −690K sh | Q1 2026 | |
| 4 | VAN ECK ASSOCIATES CORP | Withheld | 4.2M | ▼−8.8% Reduced · −412K sh | Q1 2026 | |
| 5 | UBS Group AG | $51.4M | 4.1M | ▲+42% Added · +1.2M sh | Q1 2026 | |
| 6 | Sound Income Strategies, LLC | $46.9M | 3.8M | ▲+4.1% Added · +148K sh | Q1 2026 | |
| 7 | JPMORGAN CHASE & CO | $44.5M | 3.5M | ▼−10% Reduced · −401K sh | Q1 2026 | |
| 8 | Allen Investment Management, LLC | $42.6M | 3.4M | ▼−17% Reduced · −704K sh | Q1 2026 | |
| 9 | BANK OF AMERICA CORP /DE/ | $41.4M | 3.3M | ▼−7.0% Reduced · −246K sh | Q1 2026 | |
| 10 | ARES MANAGEMENT LLC | $38.7M | 3.1M | ▲+12% Added · +322K sh | Q1 2026 | |
| 11 | Rockefeller Capital Management L.P. | $35.5M | 2.8M | ▲+21% Added · +492K sh | Q1 2026 | |
| 12 | Generali Asset Management SPA SGR | $33.3M | 2.6M | —Held | Q1 2026 | |
| 13 | Legal & General Group Plc | $28.4M | 2.2M | ▲+8.5% Added · +176K sh | Q1 2026 | |
| 14 | MORGAN STANLEY | $25.0M | 2.0M | ▼−35% Reduced · −1.1M sh | Q1 2026 | |
| 15 | Sumitomo Mitsui Trust Group, Inc. | $19.2M | 1.5M | —Held | Q1 2026 | |
| 16 | Russell Investments Group, Ltd. | $16.2M | 1.3M | ▲+256% Added · +922K sh | Q1 2026 | |
| 17 | MAI Capital Management | $15.5M | 1.2M | ▼−10% Reduced · −143K sh | Q1 2026 | |
| 18 | BlackRock, Inc. | $15.1M | 1.2M | ▼−40% Reduced · −798K sh | Q1 2026 | |
| 19 | FRANKLIN RESOURCES INC | $14.5M | 1.1M | ▲+90% Added · +543K sh | Q1 2026 | |
| 20 | BANK OF MONTREAL /CAN/ | $13.4M | 1.1M | —Held | Q1 2026 | |
| 21 | Hirtle & Co., LLC | $12.9M | 1.0M | ▲+0.9% Added · +9K sh | Q1 2026 | |
| 22 | D. E. Shaw & Co., Inc. | $12.1M | 953K | ▲+232% Added · +666K sh | Q1 2026 | |
| 23 | BROWN BROTHERS HARRIMAN & CO | $11.9M | 943K | ▲New +943K sh | Q1 2026 | |
| 24 | SIGMA INVESTMENT COUNSELORS INC | $11.9M | 936K | ▲+5.3% Added · +47K sh | Q1 2026 | |
| 25 | Cerity Partners LLC | $10.9M | 857K | ▲+1.2% Added · +10K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| May 27, 2025 | Golub David | Chief Executive Officer, Director | Sell (S) | 2.2M | $33.0M |
| May 27, 2025 | Golub David | Chief Executive Officer, Director | Sell (S) | 16K | $249K |
| May 27, 2025 | Golub David | Chief Executive Officer, Director | Gift (G) | 6.1M | $91.7M |
| May 27, 2025 | Golub David | Chief Executive Officer, Director | Sell (S) | 3.9M | $58.4M |
| May 27, 2025 | Golub David | Chief Executive Officer, Director | Buy (P) | 6.1M | $91.7M |
| May 27, 2025 | Golub Lawrence E | Chairman, Director | Sell (S) | 3.9M | $58.4M |
| May 27, 2025 | Golub Lawrence E | Chairman, Director | Sell (S) | 2.2M | $33.0M |
| May 27, 2025 | Golub Lawrence E | Chairman, Director | Gift (G) | 6.1M | $91.7M |
| May 27, 2025 | Golub Lawrence E | Chairman, Director | Buy (P) | 6.1M | $91.7M |
| May 27, 2025 | Golub Lawrence E | Chairman, Director | Sell (S) | 16K | $249K |
| Dec 20, 2024 | WEBSTER WILLIAM M IV | Director | Gift (G) | 7K | $0 |
| Sep 11, 2024 | BAILY JOHN THOMAS | Director | Disposed to issuer (D) | 1 | $11 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 111 funds | $30.5B |
| AMAZON.COM INCAMZN | 109 funds | $23.8B |
| COSTCO WHOLESALE CORPCOST | 109 funds | $6.6B |
| UNITEDHEALTH GROUP INCUNH | 109 funds | $3.5B |
| APPLE INCAAPL | 108 funds | $33.2B |
| ALPHABET INC-CL AGOOGL | 108 funds | $20.1B |
| MASTERCARD INC - AMA | 108 funds | $5.1B |
| META PLATFORMS INC-CLASS AMETA | 107 funds | $12.2B |
| JPMORGAN CHASE & COJPM | 107 funds | $10.5B |
| NVIDIA CORPNVDA | 106 funds | $36.4B |
| BROADCOM INCAVGO | 106 funds | $14.4B |
| ALPHABET INC-CL CGOOG | 106 funds | $13.2B |
Ranked by how many of GBDC's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for GBDC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.