Insiders / Weaver Gregory L

Weaver Gregory L

CIK 1251779personinsider
Companies
1
First seen
Feb 27, 2026
Last activity
Apr 1, 2026
CompanyRoleShares heldPeak heldTradesLatest
Altimmune Inc · ALTExecutive38,078259,0004—

All securities held

3 positions · latest reported per filing
CompanySecuritySharesAs of
Altimmune IncCommon Stock, par value $0.000138,078Apr 1, 2026
Altimmune IncStock Options (option to buy)Derivative259,000Feb 26, 2026
Altimmune IncRestricted Stock UnitsDerivative111,000Feb 26, 2026
InsidersInstitutions
This person's insider trades (Form 4), across every company.
DateActionCompanyValueShares ΔPosition afterImpact
Apr 1, 2026BuyALT
Altimmune Inc
Common Stock, par value $0.0001
$31.5K+10K
+35.62%
38,078
0.02% of shares
low
Mar 6, 2026BuyALT
Altimmune Inc
Common Stock, par value $0.0001
$17.7K+5K
+21.67%
28,078
0.01% of shares
low
Feb 26, 2026GrantALT
Altimmune Inc
Restricted Stock Units
—+111K
111,000
0.06% of shares
low
Feb 26, 2026GrantALT
Altimmune Inc
Stock Options (option to buy)
—+259K
259,000
0.13% of shares
low