Nguyen Diem
SEC insider (Form 3/4/5 filer). CIK 0001814338. Director at Candel Therapeutics, Inc. (CADL) and 2 other issuers. 14 reported Form 4/5 transactions since Sep 2024; latest on Jun 23, 2026. Located in WEST CHESTER, PA.
Companies Nguyen Diem has filed insider reports for
- Candel Therapeutics, Inc. (CADL): Director
- Verrica Pharmaceuticals Inc. (VRCA): Director
- SIGA TECHNOLOGIES INC (SIGA): Director, Officer, Chief Executive Officer
Nguyen Diem
CIK: 0001814338
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 (14 total)
- Jun 23, 2026CADL
Candel Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
32K shares- - Jun 5, 2026VRCA
Verrica Pharmaceuticals Inc.
AwardDirectStock Option (right to buy)
16K shares- - Mar 13, 2026SIGA
SIGA TECHNOLOGIES INC
ExerciseDirect85K shares- - Mar 13, 2026SIGA
SIGA TECHNOLOGIES INC
Tax PaymentDirect47K shares at avg. $5.26$247K - Mar 13, 2026SIGA
SIGA TECHNOLOGIES INC
AwardDirectRestricted Stock Units
272.2K shares- - Jan 27, 2026SIGA
SIGA TECHNOLOGIES INC
Tax PaymentDirect22.8K shares at avg. $6.82$156K - Jan 27, 2026SIGA
SIGA TECHNOLOGIES INC
ExerciseDirect55.9K shares- - Jun 17, 2025CADL
Candel Therapeutics, Inc.
AwardDirectStock Option (Right to Buy)
14.2K shares- - Jun 5, 2025VRCA
Verrica Pharmaceuticals Inc.
AwardDirectStock Option (right to buy)
20K shares- - Mar 13, 2025SIGA
SIGA TECHNOLOGIES INC
AwardDirectRestricted Stock Units
255.1K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jun 23, 2026 |  CADL Candel Therapeutics, Inc. | Award Stock Option (Right to Buy) | 32,000 | - | - | Direct |
| Jun 5, 2026 |  VRCA Verrica Pharmaceuticals Inc. | Award Stock Option (right to buy) | 16,000 | - | - | Direct |
| Mar 13, 2026 |  SIGA SIGA TECHNOLOGIES INC | Exercise | 85,045 | - | $0 | Direct |
| Mar 13, 2026 | SIGA SIGA TECHNOLOGIES INC | Tax Payment | 47,029 | $5.26 | $247,373 | Direct |
| Mar 13, 2026 | SIGA SIGA TECHNOLOGIES INC | Award Restricted Stock Units | 272,243 | - | - | Direct |
| Jan 27, 2026 | SIGA SIGA TECHNOLOGIES INC | Tax Payment | 22,804 | $6.82 | $155,523 | Direct |
| Jan 27, 2026 | SIGA SIGA TECHNOLOGIES INC | Exercise | 55,902 | - | $0 | Direct |
| Jun 17, 2025 | CADL Candel Therapeutics, Inc. | Award Stock Option (Right to Buy) | 14,240 | - | - | Direct |
| Jun 5, 2025 | VRCA Verrica Pharmaceuticals Inc. | Award Stock Option (right to buy) | 20,000 | - | - | Direct |
| Mar 13, 2025 | SIGA SIGA TECHNOLOGIES INC | Award Restricted Stock Units | 255,137 | - | - | Direct |
1-10 of 14 transactions