4 institutions reported holding $86,125 of SNAM RETE GAS-UNSPONSOR ADR (SNMRY) in SEC 13F filings for 2026-03-31. Largest institutional holders: RHUMBLINE ADVISERS ($45,900), GAMMA Investing LLC ($27,054), Salomon & Ludwin, LLC ($13,171), Wealth Preservation Advisors, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | RHUMBLINE ADVISERS | $45,900 | 3,044 | Added |
| 2 | GAMMA Investing LLC | $27,054 | 1,794 | Trimmed |
| 3 | Salomon & Ludwin, LLC | $13,171 | 860 | Added |
| 4 | Wealth Preservation Advisors, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31