Gregg H. Alton
CIK: 0001334682
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (12 total)
- Jun 20, 2026NVAX
NOVAVAX INC
Exercise(M)Direct18.9K shares- - Jun 18, 2026NVAX
NOVAVAX INC
Award(A)DirectRestricted Stock Units
14.2K shares- - Jun 18, 2026NVAX
NOVAVAX INC
Award(A)DirectStock Option (Right to Buy)
21.3K shares- - May 21, 2026CORT
CORCEPT THERAPEUTICS INC
Award(A)DirectStock Option (right to buy)
12.5K shares- - Jun 20, 2025NVAX
NOVAVAX INC
Award(A)DirectRestricted Stock Units
18.9K shares- - Jun 20, 2025NVAX
NOVAVAX INC
Award(A)DirectStock Option (Right to Buy)
28.3K shares at avg. $6.42- - Jun 12, 2025NVAX
NOVAVAX INC
Exercise(M)Direct10.4K shares- - Jun 10, 2025CORT
CORCEPT THERAPEUTICS INC
Award(A)DirectStock option (right to buy)
15K shares- - Dec 31, 2024NVAX
NOVAVAX INC
Award(A)Direct2K shares at avg. $8.61$17K - Sep 30, 2024NVAX
NOVAVAX INC
Award(A)Direct1.3K shares at avg. $12.77$17K - Jun 30, 2024NVAX
NOVAVAX INC
Award(A)Direct1.2K shares at avg. $13.93$17K - Mar 31, 2024NVAX
NOVAVAX INC
Award(A)Direct3.4K shares at avg. $4.90$17K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jun 20, 2026 |  NVAX NOVAVAX INC | Exercise(M) | 18,880 | - | $0 | Direct |
| Jun 18, 2026 | NVAX NOVAVAX INC | Award(A) Restricted Stock Units | 14,180 | - | - | Direct |
| Jun 18, 2026 | NVAX NOVAVAX INC | Award(A) Stock Option (Right to Buy) | 21,270 | - | - | Direct |
| May 21, 2026 |  CORT CORCEPT THERAPEUTICS INC | Award(A) Stock Option (right to buy) | 12,500 | - | - | Direct |
| Jun 20, 2025 | NVAX NOVAVAX INC | Award(A) Restricted Stock Units | 18,884 | - | - | Direct |
| Jun 20, 2025 | NVAX NOVAVAX INC | Award(A) Stock Option (Right to Buy) | 28,326 | $6.42 | - | Direct |
| Jun 12, 2025 | NVAX NOVAVAX INC | Exercise(M) | 10,420 | - | - | Direct |
| Jun 10, 2025 | CORT CORCEPT THERAPEUTICS INC | Award(A) Stock option (right to buy) | 15,000 | - | - | Direct |
| Dec 31, 2024 | NVAX NOVAVAX INC | Award(A) | 1,982 | $8.61 | $17,065 | Direct |
| Sep 30, 2024 | NVAX NOVAVAX INC | Award(A) | 1,311 | $12.77 | $16,741 | Direct |
| Jun 30, 2024 | NVAX NOVAVAX INC | Award(A) | 1,202 | $13.93 | $16,744 | Direct |
| Mar 31, 2024 | NVAX NOVAVAX INC | Award(A) | 3,420 | $4.90 | $16,758 | Direct |
1-12 of 12 transactions
About Alton Gregg H
Alton Gregg H (SEC CIK 0001334682) files insider reports with the SEC as Director of NOVAVAX INC (NVAX) and Director of CORCEPT THERAPEUTICS INC (CORT).
Signal8 holds 6 ownership filings by Alton Gregg H, all Form 4s, filed between Feb 5, 2025 and Jun 23, 2026. Those filings report 12 transactions, from Mar 31, 2024 to Jun 20, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Alton Gregg H's filings is in GAITHERSBURG, MD.
Recent filings by Alton Gregg H
- Jun 20, 2026: Option exercise of NVAX shares (Form 4, code M).
- Jun 18, 2026: Grants or awards of NVAX derivative securities (2 lines, Form 4, code A).
- May 21, 2026: Grant or award of CORT derivative securities (Form 4, code A).
- Jun 20, 2025: Grants or awards of NVAX derivative securities (2 lines, Form 4, code A).
- Jun 12, 2025: Option exercise of NVAX shares (Form 4, code M).
Other insiders filing for NOVAVAX INC (NVAX)
- Rodgers Richard J, Director
- King Rachel K., Director
- DOUGLAS RICHARD, Director
- MCGLYNN MARGARET G, Director
- MOTT DAVID M, Director
- Shiver John W., Director