5 institutions reported holding $1.8M of ALTIMMUNE INC (ALT) in SEC 13F filings for 2026-06-30. Largest institutional holders: Hennion & Walsh Asset Management, Inc. ($1.6M), PVG ASSET MANAGEMENT CORP ($201,005), MassMutual Private Wealth & Trust, FSB ($3,040), ELEVATION WEALTH PARTNERS, LLC ($870), GAMMA Investing LLC ($407). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Hennion & Walsh Asset Management, Inc. | $1.6M | 518,198 | Added |
| 2 | PVG ASSET MANAGEMENT CORP | $201,005 | 66,120 | New |
| 3 | MassMutual Private Wealth & Trust, FSB | $3,040 | 1,000 | Hold |
| 4 | ELEVATION WEALTH PARTNERS, LLC | $870 | 286 | Hold |
| 5 | GAMMA Investing LLC | $407 | 134 | New |
Source: SEC Form 13F filings · as of 2026-06-30