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Insider ActivityCYTK
Lee Sung, EVP, Chief Financial Officer at CYTOKINETICS INC, sold $1.8M of CYTK
Updated Jun 12, 2026
Lee Sung
EVP, Chief Financial Officer
CYTOKINETICS INC ·
$CYTK
Transaction Details
| Insider | Lee Sung |
|---|---|
| Title | EVP, Chief Financial Officer |
| Company | CYTOKINETICS INC |
| Ticker | CYTK |
| Transaction Type | Sale |
| Transaction Date | 2026-05-05 |
| Shares Traded | 23,906 |
| Price Per Share | $76.87 |
| Total Value | $1.8M |
| Filed Date | 2026-05-05 |
| Accession Number | 0001061983-26-000049 |
Ownership Context
| Shares Owned After Transaction | 63,221 |
|---|---|
| Ownership Type | Direct |
SEC Filing
Accession: 0001061983-26-000049
Other Insider Trades — CYTK
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| Malik Fady Ibraham | EVP Research & Development | traded | $27K | 2026-06-09 |
| Malik Fady Ibraham | EVP Research & Development | sold | $238K | 2026-06-09 |
| Callos Andrew | EVP, Chief Commercial Officer | traded | $349K | 2026-06-01 |
| PARSHALL B LYNNE | Director | sold | $370K | 2026-06-01 |
| Kaye Edward M. MD | Director | sold | $223K | 2026-06-01 |
| Callos Andrew | EVP, Chief Commercial Officer | sold | $1.1M | 2026-06-01 |
| PARSHALL B LYNNE | Director | traded | — | 2026-05-27 |
| WIERENGA WENDELL | Director | traded | — | 2026-05-27 |
| PARSHALL B LYNNE | Director | traded | — | 2026-05-27 |
| Daly James M | Director | traded | — | 2026-05-27 |
Other Trades by Lee Sung
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| TNGX | Tango Therapeutics, Inc. | traded | — | 2026-06-05 |
| TNGX | Tango Therapeutics, Inc. | traded | — | 2026-06-05 |
| TNGX | Tango Therapeutics, Inc. | traded | — | 2026-04-29 |
| TNGX | Tango Therapeutics, Inc. | traded | — | 2026-04-29 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for CYTK — CYTOKINETICS INC →
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Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 12, 2026 at 07:10 UTC