12 institutions reported holding $7.7M of Gallagher Arthur J & Co (AMDL) in SEC 13F filings for 2026-06-30. Largest institutional holders: Belvedere Trading LLC ($3.5M), HUB Investment Partners, LLC ($1.3M), Client First Investment Management LLC ($1.1M), HERITAGE OAK WEALTH ADVISORS LLC ($455,125), VESTOR CAPITAL, LLC ($413,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Belvedere Trading LLC | $3.5M | 42,500 | New |
| 2 | HUB Investment Partners, LLC | $1.3M | 15,300 | Trimmed |
| 3 | Client First Investment Management LLC | $1.1M | 13,258 | New |
| 4 | HERITAGE OAK WEALTH ADVISORS LLC | $455,125 | 5,500 | New |
| 5 | VESTOR CAPITAL, LLC | $413,000 | 1,800 | Trimmed |
| 6 | SBI Securities Co., Ltd. | $280,771 | 3,393 | Trimmed |
| 7 | Thrive Wealth Management, LLC | $237,989 | 2,876 | New |
| 8 | Atlatl Advisers LLC | $206,875 | 2,500 | New |
| 9 | Chung Wu Investment Group, LLC | $173,775 | 2,100 | Added |
| 10 | Farther Finance Advisors, LLC | $33,100 | 400 | Trimmed |
| 11 | WOLFF WIESE MAGANA LLC | $8,275 | 100 | Hold |
| 12 | CERTUITY, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30