Summary
Updated Aug 30, 2026
Katrin Suder is Director of Cloudflare, Inc. (NET). 3 SEC Form 4 filings on record going back to 2025, most recently on 2 July 2026. Most recent open-market trade: sold $74K of NET on 8 June 2026. Lifetime open-market sales: $473K.
Recent Transactions
3Every recent SEC Form 4 transaction Katrin Suder has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Katrin Suder files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Matthew Prince - $238.64M of NET open-market activity in the last 12 months
- Michelle Zatlyn - $146.27M of NET open-market activity in the last 12 months
- Thomas J. Seifert - $52.80M of NET open-market activity in the last 12 months
- Carl Ledbetter - $27.31M of NET open-market activity in the last 12 months
- Janel Riley - $8.78M of NET open-market activity in the last 12 months
- John Graham-Cumming - $7.97M of NET open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Katrin Suder?
Katrin Suder is a corporate insider, tracked as Director of Cloudflare, Inc. (NET). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Katrin Suder submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Katrin Suder been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($473K) across all tracked filings.
Where can I see all of Katrin Suder's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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