Hessekiel Jeffrey
SEC insider (Form 3/4/5 filer). CIK 0001599803. Chief Legal & Admin Officer at CYTOKINETICS INC (CYTK) and 1 other issuer. 17 reported Form 4/5 transactions since Sep 2024; latest on Mar 15, 2026. Located in SOUTH SAN FRANCISCO, CA.
Companies Hessekiel Jeffrey has filed insider reports for
- CYTOKINETICS INC (CYTK): Officer, Chief Legal & Admin Officer
- EXELIXIS, INC. (EXEL): Officer, EVP & General Counsel
Hessekiel Jeffrey
CIK: 0001599803
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)5 (29.4%)
Position reduction
Option Exercises (M)1 (5.9%)
Derivative conversions
Awards (A)5 (29.4%)
Compensation grants
Other (G, F, J, C, D, …)6 (35.3%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (17 total)
- Mar 15, 2026CYTK
CYTOKINETICS INC
AwardDirect20.6K shares- - Nov 14, 2025CYTK
CYTOKINETICS INC
AwardDirect87.3K shares- - May 15, 2025EXEL
EXELIXIS, INC.
Tax PaymentDirect34K shares at avg. $44.65$1.5M - May 15, 2025EXEL
EXELIXIS, INC.
SaleDirect25K shares at avg. $46.18$1.2M - Mar 31, 2025EXEL
EXELIXIS, INC.
AwardDirect154.1K shares- - Feb 26, 2025EXEL
EXELIXIS, INC.
AwardDirect52.2K shares- - Feb 15, 2025EXEL
EXELIXIS, INC.
Tax PaymentDirect18.1K shares at avg. $35.00$635K - Jan 16, 2025EXEL
EXELIXIS, INC.
Tax PaymentDirect26.3K shares at avg. $37.27$980K - Jan 16, 2025EXEL
EXELIXIS, INC.
AwardDirect118.8K shares- - Nov 29, 2024EXEL
EXELIXIS, INC.
SaleDirect60K shares at avg. $36.67$2.2M
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Mar 15, 2026 |  CYTK CYTOKINETICS INC | Award | 20,646 | - | $0 | Direct |
| Nov 14, 2025 | CYTK CYTOKINETICS INC | Award | 87,297 | - | - | Direct |
| May 15, 2025 |  EXEL EXELIXIS, INC. | Tax Payment | 34,035 | $44.65 | $1,519,663 | Direct |
| May 15, 2025 | EXEL EXELIXIS, INC. | Sale | 25,000 | $46.18 | $1,154,500 | Direct |
| Mar 31, 2025 | EXEL EXELIXIS, INC. | Award | 154,070 | - | - | Direct |
| Feb 26, 2025 | EXEL EXELIXIS, INC. | Award | 52,192 | - | - | Direct |
| Feb 15, 2025 | EXEL EXELIXIS, INC. | Tax Payment | 18,134 | $35.00 | $634,690 | Direct |
| Jan 16, 2025 | EXEL EXELIXIS, INC. | Tax Payment | 26,289 | $37.27 | $979,791 | Direct |
| Jan 16, 2025 | EXEL EXELIXIS, INC. | Award | 118,780 | - | $0 | Direct |
| Nov 29, 2024 | EXEL EXELIXIS, INC. | Sale | 60,000 | $36.67 | $2,200,200 | Direct |
1-10 of 17 transactions