The CEO's large open-market sale without a 10b5-1 plan is a strong bearish signal. Monitor for any subsequent filings (e.g., 8-K, earnings release) that might explain the timing. If the stock price declines significantly, it may create a buying opportunity if the sale was for personal diversification rather than negative fundamentals.
Price Chart
Executive Summary
CEO Robert Blum sold $6.79M worth of CYTK shares in an open-market transaction, representing the vast majority of a $7.10M insider selling cluster. Two other insiders sold smaller amounts. The CEO sale is material relative to market cap and is not part of a routine 10b5-1 pattern based on available data.
Key Financial Metrics
Key Facts
- CEO Robert Blum sold 97,900 shares for $6.79M at $69.33 on 2026-09-15
- EVP R&D Fady Malik sold 3,500 shares for $239K at $68.29 on 2026-09-22
- Director Robert Landry sold 1,000 shares for $72K at $72.13 on 2026-09-15
- Total insider selling of $7.10M over a 7-day window
- No 10b5-1 plan indicated for any of the sales
Financial Impact
CEO sale of $6.79M represents approximately 2.1% of market cap based on a ~$326M market cap
Risk Factors
- CEO sale could signal lack of confidence in near-term prospects
- Insider selling cluster may pressure stock price in the short term
- No disclosed reason for the sale increases uncertainty
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-CYTK-1790115328750 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 21, 2026 5d ago | Press Release | $62.33 | awaiting T+20 | — | $60.73 (−2.57%) |
Sep 28, 2026 28d ago | Insider Cluster | $65.64 | awaiting T+20 | — | $60.73 (+7.48%) |
Sep 22, 2026 4w ago | Insider Cluster | $65.81 $62.86 | ▲ +4.48% | ▲ +5.17% | $60.73 (+7.72%) |
Sep 15, 2026 5w ago | Insider Cluster | $69.39 $63.43 | ▲ +8.59% | ▲ +10.65% | $60.73 (+12.48%) |
Sep 11, 2026 6w ago | Insider Cluster | $72.45 $62.79 | ▼ −13.33% | ▼ −15.60% | $60.73 (−16.18%) |
Sep 8, 2026 6w ago | Insider Cluster | $74.11 $61.12 | ▼ −17.53% | ▼ −19.47% | $60.73 (−18.05%) |
Sep 1, 2026 7w ago | Insider Cluster | $71.93 $65.62 | ▼ −8.77% | ▼ −8.62% | $60.73 (−15.57%) |
Aug 31, 2026 8w ago | Insider Cluster | $71.40 $65.91 | ▼ −7.69% | ▼ −7.80% | $60.73 (−14.94%) |
Aug 29, 2026 8w ago | Press Release | $70.91 $65.64 | ▼ −7.43% | ▼ −7.06% | $60.73 (−14.36%) |
Aug 28, 2026 8w ago | 8-K | $72.09 $66.16 | ▼ −8.23% | ▼ −8.49% | $60.73 (−15.76%) |
US Market Status
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