CYTOKINETICS INC insider trading
CYTK$65.60-0.02 (-0.03%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+16.5%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- RIRobert I. Blum0.2034%
- FIFady Ibraham Malik0.1107%
- JHJeffrey Hessekiel0.0776%
- JTJohn T. Henderson0.0564%
- SLSung Lee0.0455%
- ACAndrew Callos0.0421%
- WWWendell Wierenga0.0256%
- NWNancy Wysenski0.0245%
- WWWendall Wierenga0.0233%
- MBMuna Bhanji0.019%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| CYTK | Robert E. Landry | Open market sell$72.1K | -10.9% | $72.13 | $72.1K | Sep 15, 2026 | Sep 15, 2026 |
| CYTK | Robert I. Blum | Open market sell$6.79M | -25.7% | $69.33 | $6.79M | Sep 15, 2026 | Sep 15, 2026 |
| CYTK | Robert E. Landry | Open market sell$74.7K | -9.8% | $74.66 | $74.7K | Sep 11, 2026 | Sep 11, 2026 |
| CYTK | B. Lynne Parshall | Open market sell$357K | -31.7% | $71.48 | $357K | Sep 1, 2026 | Sep 1, 2026 |
| CYTK | Robert I. Blum | Open market sell$637K | -1.9% | $84.92 | $637K | Jul 1, 2026 | Jul 2, 2026 |
| CYTK | Robert I. Blum | Open market sell$528K | -1.9% | $70.46 | $528K | Jun 15, 2026 | Jun 15, 2026 |
| CYTK | Edward M. Kaye M.D. | Open market sell$223K | -22.2% | $76.09 | $223K | Jun 1, 2026 | Jun 1, 2026 |
| CYTK | B. Lynne Parshall | Open market sell$370K | -24.1% | $74.08 | $370K | Jun 1, 2026 | Jun 1, 2026 |
| CYTK | Robert I. Blum | Open market sell$579K | -1.9% | $77.21 | $579K | May 27, 2026 | May 28, 2026 |
| CYTK | Robert I. Blum | Open market sell$584K | -1.8% | $77.92 | $584K | May 14, 2026 | May 14, 2026 |
| CYTK | Sung Lee | Open market sell$1.84M | -27.4% | $76.87 | $1.84M | May 5, 2026 | May 5, 2026 |
| CYTK | Robert I. Blum | Open market sell$447K | -1.8% | $59.62 | $447K | Apr 29, 2026 | Apr 29, 2026 |
| CYTK | Andrew Callos | Open market sell$492K | -11.3% | $66.02 | $492K | Apr 15, 2026 | Apr 15, 2026 |
| CYTK | Robert I. Blum | Open market sell$490K | -1.8% | $65.38 | $490K | Apr 15, 2026 | Apr 15, 2026 |
| CYTK | Robert I. Blum | Open market sell$500K | -1.7% | $66.63 | $500K | Apr 1, 2026 | Apr 1, 2026 |
| CYTK | Andrew Callos | Open market sell$237K | -5.2% | $65.00 | $237K | Mar 31, 2026 | Mar 31, 2026 |
| CYTK | Andrew Callos | Open market sell$120K | -2.4% | $62.07 | $120K | Mar 18, 2026 | Mar 18, 2026 |
| CYTK | Sung Lee | Open market sell$307K | -5.4% | $62.15 | $307K | Mar 17, 2026 | Mar 18, 2026 |
| CYTK | Andrew Callos | Open market sell$181K | -3.9% | $62.15 | $181K | Mar 17, 2026 | Mar 18, 2026 |
| CYTK | Andrew Callos | Open market sell$350K | -7.0% | $62.15 | $350K | Mar 17, 2026 | Mar 18, 2026 |
| CYTK | Fady Ibraham Malik | Open market sell$273K | -2.8% | $62.15 | $273K | Mar 17, 2026 | Mar 18, 2026 |
| CYTK | Fady Ibraham Malik | Open market sell$475K | -4.6% | $62.15 | $475K | Mar 17, 2026 | Mar 18, 2026 |
| CYTK | Robert I. Blum | Open market sell$1.49M | -5.2% | $62.15 | $1.49M | Mar 17, 2026 | Mar 18, 2026 |
| CYTK | Robert I. Blum | Open market sell$788K | -2.7% | $62.15 | $788K | Mar 17, 2026 | Mar 18, 2026 |
| CYTK | Andrew Callos | Open market sell$104K | -3.6% | $61.03 | $104K | Mar 16, 2026 | Mar 16, 2026 |
| CYTK | Andrew Callos | Open market sell$157K | -5.1% | $60.72 | $157K | Mar 9, 2026 | Mar 10, 2026 |
| CYTK | Fady Ibraham Malik | Open market sell$177K | -2.1% | $60.72 | $177K | Mar 9, 2026 | Mar 10, 2026 |
| CYTK | Robert I. Blum | Open market sell$482K | -2.0% | $60.72 | $482K | Mar 9, 2026 | Mar 10, 2026 |
| CYTK | B. Lynne Parshall | Open market sell$306K | -21.8% | $61.21 | $306K | Mar 2, 2026 | Mar 2, 2026 |
| CYTK | Andrew Callos | Open market sell$113K | -3.4% | $62.44 | $113K | Dec 29, 2025 | Dec 30, 2025 |
| CYTK | Robert Arthur Harrington | Open market sell$144K | -10.4% | $66.80 | $144K | Dec 1, 2025 | Dec 2, 2025 |
| CYTK | B. Lynne Parshall | Open market sell$324K | -17.9% | $64.73 | $324K | Nov 19, 2025 | Nov 19, 2025 |
| CYTK | Robert I. Blum | Open market sell$314K | -1.4% | $62.86 | $314K | Oct 30, 2025 | Oct 30, 2025 |
| CYTK | Robert I. Blum | Open market sell$300K | -1.3% | $60.03 | $300K | Oct 16, 2025 | Oct 16, 2025 |
| CYTK | Edward M. Kaye M.D. | Open market sell$405K | -40.9% | $60.00 | $405K | Oct 6, 2025 | Oct 6, 2025 |