Monitor for actual execution of the sale via Form 4 filings; while this is a routine 10b5-1 plan and not inherently negative, the cumulative insider selling activity—totaling over $11.6 million in the past three months—could signal reduced confidence if it accelerates ahead of key catalysts like earnings.
Price Chart
Executive Summary
Thomas Seifert, an officer of Cloudflare, filed a Form 144 to notify the SEC of his intent to sell 10,000 shares of common stock, valued at approximately $1.97 million based on current market prices. This sale is part of an ongoing 10b5-1 trading plan, with prior sales executed in January, February, and March 2026 under the same plan.
Key Facts
- Reporting owner: Thomas Seifert, Officer of Cloudflare
- Shares proposed for sale: 10,000
- Approximate value of sale: $1,973,800 (based on $197.38/share)
- Sale method: Pursuant to a 10b5-1 sales plan
- Prior sales under the same plan: 10,000 shares in January, 41,557 in February, 10,341 in March 2026
- Filing date: April 17, 2026
Financial Impact
Approximately $1.97 million in potential insider selling
Risk Factors
- Perception of insider selling pressure, especially following a pattern of monthly sales
- Potential for increased selling volume if additional 10b5-1 plan details are not disclosed
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001950047-26-003602 |
| Document: 0001950047-26-003602-index.html | 0001950047-26-003602 |
| Document: 0001950047-26-003602.txt | 0001950047-26-003602 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 15, 2026 16d ago | Insider Cluster | $324.65 $352.33 | ▲ +8.53% | ▲ +5.96% | $349.07 (+7.52%) |
Sep 15, 2026 16d ago | Insider Cluster | $324.65 $352.33 | ▲ +8.53% | ▲ +5.96% | $349.07 (+7.52%) |
Sep 2, 2026 4w ago | Court Ruling | $272.74 $311.17 | ▲ +14.09% | ▲ +15.05% | $349.07 (+27.99%) |
Aug 21, 2026 5w ago | Insider Cluster | $280.35 $305.11 | ▲ +8.83% | ▲ +8.36% | $349.07 (+24.51%) |
Aug 19, 2026 6w ago | Insider Cluster | $278.91 $308.23 | ▲ +10.51% | ▲ +9.40% | $349.07 (+25.16%) |
Aug 19, 2026 6w ago | Insider Cluster | $278.91 $308.23 | ▲ +10.51% | ▲ +9.40% | $349.07 (+25.16%) |
Aug 13, 2026 7w ago | 8-K | $315.78 $293.14 | ▼ −7.17% | ▼ −5.80% | $349.07 (+10.54%) |
Aug 11, 2026 7w ago | Insider Cluster | $311.45 $291.88 | ▼ −6.28% | ▼ −5.84% | $349.07 (+12.08%) |
Aug 6, 2026 8w ago | Insider Cluster | $300.27 $315.78 | ▲ +5.17% | ▲ +4.77% | $349.07 (+16.25%) |
Aug 5, 2026 8w ago | Insider Cluster | $284.43 $330.83 | ▲ +16.31% | ▲ +15.10% | $349.07 (+22.73%) |
US Market Status
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