The CEO's large open-market sale without a disclosed trading plan is a strong negative signal. Monitor for upcoming earnings or material news that may have prompted the disposition. If additional insiders follow, the bearish read intensifies.
Price Chart
Executive Summary
Sandisk Corp CEO David Goeckeler and Chief Legal Officer Bernard Shek sold a combined $25.95M in open-market sales over a one-week window. The CEO's $21.87M sale is the dominant transaction, representing a material insider disposition. No 10b5-1 plan is indicated, and the cluster is concentrated in senior leadership, suggesting a bearish signal.
Key Financial Metrics
Key Facts
- CEO David Goeckeler sold 14.4K shares for $21.87M on 2026-09-14
- Chief Legal Officer Bernard Shek sold 2.3K shares for $4.08M on 2026-09-08
- Total insider sales of $25.95M over 7-day window
- No 10b5-1 plan indicated for either transaction
- Sales are open-market (code S) with no vesting or tax-withholding component
Financial Impact
$25.95M in insider sales; market cap not provided, but absolute value is material for a company of SNDK's size
Risk Factors
- CEO sale may signal impending negative news or earnings miss
- Concentrated insider selling without plan disclosure reduces confidence in management's outlook
- Potential for further insider sales if stock price remains elevated
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-SNDK-1789602126963 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 21, 2026 5d ago | Institutional Cluster | $1,260.93 | awaiting T+20 | — | $1,255.58 (−0.42%) |
Oct 12, 2026 14d ago | Institutional Cluster | $1,487.33 | awaiting T+20 | — | $1,255.58 (−15.58%) |
Oct 6, 2026 20d ago | DEFA14A | $1,692.42 | awaiting T+20 | — | $1,255.58 (−25.81%) |
Oct 6, 2026 20d ago | DEF 14A | $1,692.42 | awaiting T+20 | — | $1,255.58 (−25.81%) |
Sep 16, 2026 5w ago | Insider Cluster | $1,614.39 $1,394.83 | ▲ +13.60% | ▲ +14.81% | $1,255.58 (+22.23%) |
Sep 16, 2026 5w ago | Insider Cluster | $1,614.39 $1,394.83 | ▲ +13.60% | ▲ +14.81% | $1,255.58 (+22.23%) |
Sep 8, 2026 6w ago | Insider Cluster | $1,764.17 $1,692.42 | ▼ −4.07% | ▼ −6.01% | $1,255.58 (−28.83%) |
Jun 11, 2026 19w ago | Institutional Cluster | $1,881.51 $1,858.27 | ▼ −1.24% | ▼ −3.13% | $1,255.58 (−33.27%) |
Jun 5, 2026 20w ago | Insider Cluster | $1,642.00 $1,744.43 | ▲ +6.24% | ▲ +4.61% | $1,255.58 (−23.53%) |
Feb 28, 2026 34w ago | Institutional Cluster | $619.08 $572.50 | ▼ −7.52% | ▲ +0.41% | $1,255.58 (+102.81%) |
US Market Status
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