Insider selling is trivial in size and concentrated in the President and one EVP — not a signal of fundamental deterioration. The CEO/CFO tax-withholding transactions are routine vesting-related events. Monitor next earnings for any guidance changes, but this cluster alone does not warrant a trading response.
Price Chart
Executive Summary
NetApp President Cesar Cernuda sold ~$533K in open-market sales over two days (Aug 17), while EVP O'Callahan sold ~$194K on Aug 10. The cluster also includes routine CEO/CFO tax-withholding and derivative exercises on Aug 15, which are non-cash events. Total open-market sales of ~$727K represent ~0.002% of NTAP's $40.2B market cap, making this a trivial cluster in absolute and relative terms. The insider selling is not informative per academic literature — cluster sells are weak predictors, and the dollar amounts are immaterial for a company of this size.
Key Financial Metrics
Key Facts
- President Cernuda sold 2,608 shares total in open-market sales (~$533K) on Aug 17
- EVP O'Callahan sold 1,000 shares (~$194K) on Aug 10
- CEO Kurian and CFO Jabre exercised derivatives and surrendered shares for tax withholding on Aug 15 — non-cash events
- Total open-market sales of ~$727K represent ~0.002% of NTAP's $40.2B market cap
- No insider buying in the cluster
Financial Impact
Open-market insider sales of ~$727K, immaterial relative to $40.2B market cap
Risk Factors
- Insider selling could accelerate if the stock continues to trade near all-time highs
- No insider buying to offset the selling pattern
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-NTAP-1787173283496 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 14, 2026 18d ago | Insider Cluster | $188.28 $189.93 | ▲ +0.88% | ▲ +1.34% | $229.93 (+22.12%) |
Sep 2, 2026 29d ago | 8-K | $185.38 $185.59 | ▲ +0.11% | ▲ +0.50% | $229.93 (+24.03%) |
Aug 19, 2026 6w ago | Insider Cluster | $192.71 $192.27 | ▼ −0.23% | ▼ −0.63% | $229.93 (+19.32%) |
Jun 5, 2026 16w ago | Insider Cluster | $170.31 $165.00 | ▼ −3.12% | ▼ −2.82% | $229.93 (+35.01%) |
May 28, 2026 18w ago | 8-K | $174.29 $179.70 | ▲ +3.10% | ▲ +2.83% | $229.93 (+31.92%) |
May 20, 2026 19w ago | Insider Cluster | $123.95 $139.36 | ▲ +12.43% | ▲ +11.99% | $229.93 (+85.50%) |
Mar 3, 2026 30w ago | Court Ruling | $98.29 $99.04 | ▲ +0.77% | ▲ +0.01% | $229.93 (+133.94%) |
Feb 28, 2026 30w ago | Institutional Cluster | $99.64 $98.29 | ▼ −1.36% | ▼ −0.44% | $229.93 (+130.76%) |
US Market Status
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