11 institutions reported holding $16.7M of MAIN STR CAP CORP (MAIN) in SEC 13F filings for 2026-06-30. Largest institutional holders: SANDERS MORRIS HARRIS LLC ($10.4M), CONFLUENCE INVESTMENT MANAGEMENT LLC ($4.9M), Castle Rock Wealth Management, LLC ($356,037), RDA Financial Network ($300,567), HARBOR INVESTMENT ADVISORY, LLC ($267,960). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SANDERS MORRIS HARRIS LLC | $10.4M | 199,559 | Trimmed |
| 2 | CONFLUENCE INVESTMENT MANAGEMENT LLC | $4.9M | 93,486 | Added |
| 3 | Castle Rock Wealth Management, LLC | $356,037 | 6,844 | Trimmed |
| 4 | RDA Financial Network | $300,567 | 5,793 | Trimmed |
| 5 | HARBOR INVESTMENT ADVISORY, LLC | $267,960 | 5,165 | Trimmed |
| 6 | Avior Wealth Management, LLC | $236,195 | 4,553 | Trimmed |
| 7 | Matthew Goff Investment Advisor, LLC | $207,520 | 4,000 | Hold |
| 8 | CoreCap Advisors, LLC | $82,138 | 1,583 | Trimmed |
| 9 | MassMutual Private Wealth & Trust, FSB | $28,378 | 547 | New |
| 10 | Roxbury Financial LLC | $20,833 | 402 | Trimmed |
| 11 | GAMMA Investing LLC | $986 | 19 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30