Seifert Thomas J

Cloudflare Inc ยท Chief Financial Officer

Seifert Thomas J is listed in public filings as officer: Chief Financial Officer. This Seifert Thomas J insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Cloudflare Inc (NET), and Wolfspeed, Inc. (WOLF). Investors use Seifert Thomas J's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Cloudflare IncNET$43M214.3k sharesSellMay 18, 2026$718.3K3.6k shares$201.21--
Cloudflare IncNET$44M217.9k sharesSellMay 18, 2026$486.9K2.4k shares$200.20--
Cloudflare IncNET$43M212.3k sharesSellMay 18, 2026$404.3K2k shares$202.17--
Cloudflare IncNET--8.9k sharesGrant / ExerciseMay 18, 2026Disclosure amount unavailable10k shares----
Cloudflare IncNET--18.9k sharesGrant / ExerciseMay 18, 2026Disclosure amount unavailable10k shares----
Cloudflare IncNET$44M220.3k sharesSellMay 18, 2026$184.7K928 shares$199.05--
Cloudflare IncNET$44M221.2k sharesSellMay 18, 2026$79.1K400 shares$197.81--
Cloudflare IncNET$43M221.6k sharesSellMay 18, 2026$58.5K300 shares$195.14--
Cloudflare IncNET$43M212k sharesSellMay 18, 2026$54.8K270 shares$203.02--
Cloudflare IncNET$82k40k sharesGrant / ExerciseMay 18, 2026$20.4K10k shares$2.04--
Cloudflare IncNET$43M221.9k sharesSellMay 18, 2026$19.3K100 shares$193.28--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Cloudflare IncNET$42M212k sharesGrant / ExerciseMay 15, 2026$1.9M9.7k shares$199.81--
Cloudflare IncNET$45M222.1k sharesSellApr 17, 2026$546.4K2.7k shares$200.51--
Cloudflare IncNET$45M229.6k sharesSellApr 17, 2026$405.0K2.1k shares$195.09--
Cloudflare IncNET$45M227.9k sharesSellApr 17, 2026$338.0K1.7k shares$196.04--
Cloudflare IncNET$45M224.8k sharesSellApr 17, 2026$294.2K1.5k shares$199.48--
Cloudflare IncNET$45M226.9k sharesSellApr 17, 2026$197.0K1k shares$196.97--
Cloudflare IncNET--8.9k sharesGrant / ExerciseApr 17, 2026Disclosure amount unavailable10k shares----
Cloudflare IncNET--18.9k sharesGrant / ExerciseApr 17, 2026Disclosure amount unavailable10k shares----
Cloudflare IncNET$45M226.3k sharesSellApr 17, 2026$118.8K600 shares$198.04--
Cloudflare IncNET$45M221.7k sharesSellApr 17, 2026$80.4K400 shares$200.95--
Cloudflare IncNET$102k50k sharesGrant / ExerciseApr 17, 2026$20.4K10k shares$2.04--
Cloudflare IncNET$40M221.7k sharesGrant / ExerciseApr 15, 2026$525.9K2.9k shares$178.65--
Cloudflare IncNET$48M226.6k sharesSellMar 17, 2026$1.1M5k shares$212.57--
Cloudflare IncNET$49M231.6k sharesSellMar 17, 2026$643.7K3k shares$211.69--
Cloudflare IncNET$48M224.6k sharesSellMar 17, 2026$426.5K2k shares$213.23--
Cloudflare IncNET--8.9k sharesGrant / ExerciseMar 17, 2026Disclosure amount unavailable10.3k shares----
Cloudflare IncNET--19.3k sharesGrant / ExerciseMar 17, 2026Disclosure amount unavailable10.3k shares----
Cloudflare IncNET$49M234.8k sharesSellMar 17, 2026$41.5K200 shares$207.68--
Cloudflare IncNET$122k60k sharesGrant / ExerciseMar 17, 2026$21.1K10.3k shares$2.04--
Cloudflare IncNET$49M234.7k sharesSellMar 17, 2026$20.9K100 shares$208.64--
Cloudflare IncNET$48M224.6k sharesGrant / ExerciseMar 15, 2026$625.2K2.9k shares$212.45--
Cloudflare IncNET$18M93.5k sharesSellFeb 20, 2026$1.6M8.1k shares$191.13--
Cloudflare IncNET$21M118.7k sharesSellFeb 20, 2026$1.5M8.3k shares$177.18--
Cloudflare IncNET$17M88.7k sharesSellFeb 20, 2026$916.9K4.8k shares$192.18--
Cloudflare IncNET$20M114k sharesSellFeb 20, 2026$839.1K4.7k shares$178.53--
Cloudflare IncNET$19M101.6k sharesSellFeb 20, 2026$497.4K2.6k shares$190.35--
Cloudflare IncNET$20M111.6k sharesSellFeb 20, 2026$430.8K2.4k shares$179.51--
Cloudflare IncNET$20M109.7k sharesSellFeb 20, 2026$343.3K1.9k shares$180.68--
Cloudflare IncNET$20M108.2k sharesSellFeb 20, 2026$272.7K1.5k shares$181.82--
Cloudflare IncNET$20M106.9k sharesSellFeb 20, 2026$237.3K1.3k shares$182.53--
Cloudflare IncNET--127k sharesGrant / ExerciseFeb 20, 2026Disclosure amount unavailable10k shares----
Cloudflare IncNET$19M105.9k sharesSellFeb 20, 2026$183.8K1k shares$183.78--
Cloudflare IncNET$19M105.2k sharesSellFeb 20, 2026$129.6K700 shares$185.09--
Cloudflare IncNET$19M104.7k sharesSellFeb 20, 2026$93.0K500 shares$186.10--
Cloudflare IncNET$20M104.2k sharesSellFeb 20, 2026$56.6K300 shares$188.77--
Cloudflare IncNET$20M104.5k sharesSellFeb 20, 2026$37.5K200 shares$187.39--
Cloudflare IncNET--227.6k sharesGrant / ExerciseFeb 6, 2026Disclosure amount unavailable142.1k shares----
Wolfspeed, Inc.WOLF$125k20.5k sharesGrant / ExerciseFeb 3, 2025$10.0K1.6k shares$6.09--
Wolfspeed, Inc.WOLF--18.8k sharesGrant / ExerciseDec 5, 2024Disclosure amount unavailable18.8k shares----