Greedy Insider
CYTOKINETICS INC (CYTK) Insider Trades and Scores
CYTOKINETICS INC (CYTK) insider trades: since Nov 18, 2025, Greedy Insider recorded 24 open-market buys and 91 sales on Form 4 from 12 insiders. The strongest recent filing scored 95 (Strong).
Who bought and who sold
Across the last 115 scoreable Form 4 transactions in CYTK, 24 were open-market purchases and 91 were sales. The table lists the most recent filings with each one's Greediness Score, so the structurally unusual trades are easy to spot first.
| Insider | Role | Type | Shares | Date | Score | ||
|---|---|---|---|---|---|---|---|
| Malik Fady Ibraham | EVP Research & Development | Sell | 3500.0 | 224035.0 | 2026-10-20 | 65 | View |
| Wysenski Nancy | Director | Buy | 97.0 | 6200.24 | 2026-10-16 | 78 | View |
| Kaye Edward M. MD | Director | Buy | 195.0 | 12464.4 | 2026-10-16 | 72 | View |
| Harrington Robert Arthur | Director | Buy | 195.0 | 12464.4 | 2026-10-16 | 70 | View |
| Daly James M | Director | Buy | 195.0 | 12464.4 | 2026-10-16 | 78 | View |
| WIERENGA WENDELL | Director | Buy | 97.0 | 6200.24 | 2026-10-16 | 72 | View |
| HENDERSON JOHN T | Director | Buy | 352.0 | 22499.84 | 2026-10-16 | 72 | View |
| Blum Robert I | President | Sell | 7500.0 | 471600.0 | 2026-10-12 | 68 | View |
| Malik Fady Ibraham | EVP Research & Development | Sell | 3500.0 | 214830.0 | 2026-10-06 | 65 | View |
| Blum Robert I | President | Sell | 7500.0 | 490950.0 | 2026-09-28 | 68 | View |
The strongest recent filing
Callos Andrew (EVP, Chief Commercial Officer) sold 52,486 shares of CYTOKINETICS INC on Dec 5, 2025, a filing that scored 95 (Strong). It scored Strong because a senior insider was trading and several insiders moved the same way within a week. The score describes the filing, not future returns. This is not investment advice.
Cluster activity
A cluster buy is present: 7 insiders (Callos Andrew, Blum Robert I, Malik Fady Ibraham, Lee Sung) traded CYTK the same direction within a 7-day window. Shared conviction is a stronger structural signal than a lone trade.
How this compares with CYTOKINETICS INC's own history
Open-market buys make up 21% of the 115 scoreable CYTK transactions on record between Nov 18, 2025 and Oct 20, 2026. Comparing a filing with the company's own buy/sell mix is how you tell a routine disposal from an unusual accumulation.
Methodology and sources
Scores come from six published, user-adjustable factors (insider role, cluster activity, trade size versus the insider's own history, position impact, filing urgency, and direct versus indirect ownership). The score describes the filing, not future returns. This is not investment advice.
Key facts
- Scoreable Form 4 transactions on record: 115
- Open-market buys: 24
- Sales: 91
- Distinct insiders: 12
- Strongest recent Greediness Score: 95 (Strong)
Primary sources
Related
- Strongest filing
- CYTK in the live feed
- How the Greediness Score works
- What is a cluster buy?
- Form 4 transaction codes
The score describes the filing, not future returns. This is not investment advice.