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About CYTOKINETICS INC (CYTK)
CYTOKINETICS INC files with the SEC under CIK 0001061983 and is classified as pharmaceutical preparations. It is grouped with Health Care companies on this site.
CYTK Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 17 | 191,426 | $13.60M |
| Option exercise | 26 | 173,000 | |
| Bona-fide gift | 3 | 197,202 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
CYTK insider transactions (Form 4)
81202 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Robert I. Blum - Officer | Option exercise | Common Stock | 7,500 | $10.60 | $80K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $62.88 | $472K | |
| Robert I. Blum - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 7,500 | $0.00 | - | |
| Fady Ibraham Malik - Officer | Option exercise | Common Stock | 3,500 | $7.80 | $27K | |
| Fady Ibraham Malik - Officer | Open-market sale | Common Stock | 3,500 | $61.38 | $215K | |
| Fady Ibraham Malik - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 3,500 | $0.00 | - | |
| Robert I. Blum - Officer | Option exercise | Common Stock | 7,500 | $10.60 | $80K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $65.46 | $491K | |
| Robert I. Blum - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 7,500 | $0.00 | - | |
| Fady Ibraham Malik - Officer | Option exercise | Common Stock | 3,500 | $7.80 | $27K | |
| Fady Ibraham Malik - Officer | Open-market sale | Common Stock | 3,500 | $68.29 | $239K | |
| Fady Ibraham Malik - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 3,500 | $0.00 | - | |
| Robert E. Landry - Director | Open-market sale | Common Stock | 1,000 | $72.13 | $72K | |
| Robert I. Blum - Officer | Option exercise | Common Stock | 7,500 | $10.60 | $80K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $73.44 | $551K | |
| Robert I. Blum - Officer | Gift | Common Stock | 1,350 | $0.00 | - | |
| Robert I. Blum - Officer | Gift | Common Stock | 97,926 | $0.00 | - | |
| Robert I. Blum - Officer | Gift | Common Stock | 97,926 | $0.00 | - | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 97,926 | $69.33 | $6.79M | |
| Robert I. Blum - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 7,500 | $0.00 | - | |
| Robert E. Landry - Director | Open-market sale | Common Stock | 1,000 | $74.66 | $75K | |
| Fady Ibraham Malik - Officer | Option exercise | Common Stock | 3,500 | $7.80 | $27K | |
| Fady Ibraham Malik - Officer | Open-market sale | Common Stock | 3,500 | $75.46 | $264K | |
| Fady Ibraham Malik - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 3,500 | $0.00 | - | |
 B. Lynne Parshall - Director | Open-market sale | Common Stock | 5,000 | $71.48 | $357K | |
 Andrew Callos - Officer | Open-market sale | Common Stock | 10,000 | $70.24 | $702K | |
| Andrew Callos - Officer | Option exercise | Common Stock | 10,000 | $23.26 | $233K | |
| Andrew Callos - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| Robert I. Blum - Officer | Option exercise | Common Stock | 7,500 | $10.60 | $80K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $70.24 | $527K | |
| Robert I. Blum - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 7,500 | $0.00 | - | |
| Fady Ibraham Malik - Officer | Option exercise | Common Stock | 3,500 | $7.80 | $27K | |
| Fady Ibraham Malik - Officer | Open-market sale | Common Stock | 3,500 | $75.82 | $265K | |
| Fady Ibraham Malik - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 3,500 | $0.00 | - | |
| Robert I. Blum - Officer | Option exercise | Common Stock | 7,500 | $10.60 | $80K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $76.76 | $576K | |
| Robert I. Blum - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 7,500 | $0.00 | - | |
| Andrew Callos - Officer | Option exercise | Common Stock | 14,000 | $23.26 | $326K | |
| Andrew Callos - Officer | Open-market sale | Common Stock | 14,000 | $79.88 | $1.12M | |
| Andrew Callos - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 14,000 | $0.00 | - | |
| Robert I. Blum - Officer | Option exercise | Common Stock | 7,500 | $10.60 | $80K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $80.87 | $607K | |
| Robert I. Blum - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 7,500 | $0.00 | - | |
| Fady Ibraham Malik - Officer | Option exercise | Common Stock | 3,500 | $7.80 | $27K | |
| Fady Ibraham Malik - Officer | Open-market sale | Common Stock | 3,500 | $80.59 | $282K | |
| Fady Ibraham Malik - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 3,500 | $0.00 | - | |
 Nancy Wysenski - Director | Grant or award | Common Stock | 75 | $82.62 | $6K | |
| Wendell Wierenga - Director | Grant or award | Common Stock | 75 | $82.62 | $6K | |
 Edward M. Md Kaye - Director | Grant or award | Common Stock | 151 | $82.62 | $12K | |
| John T. Henderson - Director | Grant or award | Common Stock | 272 | $82.62 | $22K | |
| Robert Arthur Harrington - Director | Grant or award | Common Stock | 151 | $82.62 | $12K | |
| James M. Daly - Director | Grant or award | Common Stock | 151 | $82.62 | $12K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 10 | $82.02 | $820 | |
| Robert I. Blum - Officer | Option exercise | Common Stock | 7,490 | $10.60 | $79K | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,490 | $82.02 | $614K | |
| Robert I. Blum - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 7,490 | $0.00 | - | |
| Fady Ibraham Malik - Officer | Option exercise | Common Stock | 3,500 | $7.80 | $27K | |
| Fady Ibraham Malik - Officer | Open-market sale | Common Stock | 3,500 | $86.62 | $303K | |
| Fady Ibraham Malik - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 3,500 | $0.00 | - | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $84.92 | $637K | |
| Andrew Callos - Officer | Option exercise | Common Stock | 15,000 | $23.26 | $349K | |
| Andrew Callos - Officer | Open-market sale | Common Stock | 15,000 | $85.80 | $1.29M | |
| Andrew Callos - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 15,000 | $0.00 | - | |
| Sung Lee - Officer | Option exercise | Common Stock | 1,112 | $48.51 | $54K | |
| Sung Lee - Officer | Open-market sale | Common Stock | 1,112 | $87.79 | $98K | |
| Sung Lee - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 1,112 | $0.00 | - | |
| Sung Lee - Officer | Option exercise | Common Stock | 1,113 | $48.51 | $54K | |
| Sung Lee - Officer | Option exercise | Common Stock | 823 | $44.36 | $37K | |
| Sung Lee - Officer | Open-market sale | Common Stock | 3,134 | $85.00 | $266K | |
| Sung Lee - Officer | Option exercise | Incentive Stock Option (Right to Buy) | 188 | $0.00 | - | |
| Sung Lee - Officer | Option exercise | Incentive Stock Option (Right to Buy) | 188 | $0.00 | - | |
| Sung Lee - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 822 | $0.00 | - | |
| Sung Lee - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 1,113 | $0.00 | - | |
| Sung Lee - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 823 | $0.00 | - | |
| Sung Lee - Officer | Option exercise | Common Stock | 188 | $44.36 | $8K | |
| Sung Lee - Officer | Option exercise | Common Stock | 188 | $44.36 | $8K | |
| Sung Lee - Officer | Option exercise | Common Stock | 822 | $44.36 | $36K | |
| Fady Ibraham Malik - Officer | Option exercise | Common Stock | 3,500 | $7.80 | $27K | |
| Fady Ibraham Malik - Officer | Open-market sale | Common Stock | 3,500 | $79.51 | $278K | |
| Fady Ibraham Malik - Officer | Option exercise | Non-Qualified Stock Option (Right to Buy) | 3,500 | $0.00 | - | |
| Robert I. Blum - Officer | Open-market sale | Common Stock | 7,500 | $70.46 | $528K |
Item 8.01, 9.01
Item 8.01
Item 2.02, 9.01
Item 5.07
Recent CYTK Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| ROBERT BLUM | Director, Officer | 22,500 | $1.42M | View on EDGAR | |
| Robert I. Blum | President, CEO, Director | 97,926 |
Stock trades in CYTK disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 Gilbert Ray Cisneros, Jr.Democrat, CA-31 | Purchase |
CYTK insider trading FAQ
What is the latest insider trade for CYTK?
CYTOKINETICS INC (CYTK) had 16 insider filings in the last 90 days, with the most recent on 2026-10-13. The full record for CYTK runs to 202 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying CYTK stock?
No insider purchases of CYTK were filed in the last 90 days.
How many insiders are selling CYTK stock?
17 insider sales of CYTK were filed in the last 90 days, totaling $13.60M.
Where can I see CYTK SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects CYTK Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Robert I. Blum view on EDGAR
- - Fady Ibraham Malik view on EDGAR
- - Robert I. Blum view on EDGAR
- - Fady Ibraham Malik view on EDGAR
- - Robert E. Landry view on EDGAR
- - Robert I. Blum view on EDGAR
- - Robert E. Landry view on EDGAR
- - Fady Ibraham Malik view on EDGAR
- - B. Lynne Parshall view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where CYTK's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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