Gayer Charles K
SEC insider (Form 3/4/5 filer). CIK 0001800110. Chief Commercial Officer at BIOCRYST PHARMACEUTICALS INC (BCRX). 9 reported Form 4/5 transactions since Sep 2024; latest on Dec 22, 2025. Located in DURHAM, NC.
Companies Gayer Charles K has filed insider reports for
- BIOCRYST PHARMACEUTICALS INC (BCRX): Officer, Chief Commercial Officer
Gayer Charles K
CIK: 0001800110
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
BIOCRYST PHARMACEUTICALS INC
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- Dec 22, 2025BCRX
BIOCRYST PHARMACEUTICALS INC
ExerciseDirect14.1K shares at avg. $3.22$46K - Dec 22, 2025BCRX
BIOCRYST PHARMACEUTICALS INC
ExerciseDirect10.1K shares at avg. $5.04$51K - Dec 22, 2025BCRX
BIOCRYST PHARMACEUTICALS INC
ExerciseDirect50K shares at avg. $5.51$276K - Dec 19, 2025BCRX
BIOCRYST PHARMACEUTICALS INC
Tax PaymentDirect11.5K shares at avg. $7.41$85K - Dec 17, 2025BCRX
BIOCRYST PHARMACEUTICALS INC
AwardDirect471K shares- - Dec 12, 2025BCRX
BIOCRYST PHARMACEUTICALS INC
Tax PaymentDirect8.2K shares at avg. $7.57$62K - Dec 19, 2024BCRX
BIOCRYST PHARMACEUTICALS INC
AwardDirect126K shares- - Dec 19, 2024BCRX
BIOCRYST PHARMACEUTICALS INC
Tax PaymentDirect2.5K shares at avg. $7.39$18K - Dec 14, 2024BCRX
BIOCRYST PHARMACEUTICALS INC
Tax PaymentDirect8.3K shares at avg. $7.53$62K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Dec 22, 2025 | BCRX BIOCRYST PHARMACEUTICALS INC | Exercise | 14,142 | $3.22 | $45,537 | Direct |
| Dec 22, 2025 | BCRX BIOCRYST PHARMACEUTICALS INC | Exercise | 10,091 | $5.04 | $50,859 | Direct |
| Dec 22, 2025 | BCRX BIOCRYST PHARMACEUTICALS INC | Exercise | 50,000 | $5.51 | $275,500 | Direct |
| Dec 19, 2025 | BCRX BIOCRYST PHARMACEUTICALS INC | Tax Payment | 11,477 | $7.41 | $85,045 | Direct |
| Dec 17, 2025 | BCRX BIOCRYST PHARMACEUTICALS INC | Award | 471,000 | - | - | Direct |
| Dec 12, 2025 | BCRX BIOCRYST PHARMACEUTICALS INC | Tax Payment | 8,181 | $7.57 | $61,930 | Direct |
| Dec 19, 2024 | BCRX BIOCRYST PHARMACEUTICALS INC | Award | 125,950 | - | $0 | Direct |
| Dec 19, 2024 | BCRX BIOCRYST PHARMACEUTICALS INC | Tax Payment | 2,461 | $7.39 | $18,187 | Direct |
| Dec 14, 2024 | BCRX BIOCRYST PHARMACEUTICALS INC | Tax Payment | 8,251 | $7.53 | $62,130 | Direct |
1-9 of 9 transactions