Seifert Thomas J

-

Assets, Funds, Holdings

Home | Sign Up | Log In
New Features
Latest Fund Raises
Related People
Fund Service Providers
Startup & Company Raises
List of Funds
Boston Firms
Boston Hedge Funds
Cornell Alumni Firms
CalPERS Portfolio
NYSCRF Portfolio
User Guide
Regulatory AUM vs AUM
LP Portfolios
Related Firms
Build a Portfolio
Comprehensive Search
Keyboard
Seifert Thomas J
CIK #0001473289
EDGAR Form CIK 2011 - 2026
3 [0001473289]
4 [0001473289]
Form 3/4/5 Subject 2011 - 2026
Seifert Thomas J
Cloudflare Inc
Wolfspeed Inc
IPG Photonics Corp
Symantec Corp
Advanced Micro Devices Inc
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Cloudflare Inc NET
Class B Common Stock · derivative
2026-03-17 Option exercise 10,341 $0.00
Cloudflare Inc NET
Class A Common Stock
2026-03-17 Sell 3,041 $211.69 643,749
Cloudflare Inc NET
Employee Stock Option (right to buy) · derivative
2026-03-17 Option exercise 10,341 $0.00
Cloudflare Inc NET
Class A Common Stock
2026-03-17 Sell 2,000 $213.23 426,460
Cloudflare Inc NET
Class A Common Stock
2026-03-17 Conversion 10,341
Cloudflare Inc NET
Class A Common Stock
2026-03-17 Sell 5,000 $212.57 1,062,850
Cloudflare Inc NET
Class A Common Stock
2026-03-17 Sell 200 $207.68 41,536
Cloudflare Inc NET
Class B Common Stock · derivative
2026-03-17 Conversion 10,341 $0.00
Cloudflare Inc NET
Class A Common Stock
2026-03-17 Sell 100 $208.64 20,864
Cloudflare Inc NET
Class A Common Stock
2026-03-15 Tax withheld 2,943 $212.45 625,240
Cloudflare Inc NET
Class B Common Stock · derivative
2026-02-20 Conversion 10,000 $0.00
Cloudflare Inc NET
Class A Common Stock
2026-02-20 Sell 200 $187.39 37,478
Cloudflare Inc NET
Employee Stock Option (right to buy) · derivative
2026-02-20 Option exercise 10,000 $0.00
Cloudflare Inc NET
Class A Common Stock
2026-02-20 Sell 2,400 $179.51 430,824
Cloudflare Inc NET
Class A Common Stock
2026-02-20 Sell 1,300 $182.53 237,289
Cloudflare Inc NET
Class A Common Stock
2026-02-20 Sell 2,766 $193.12 534,170
Cloudflare Inc NET
Class A Common Stock
2026-02-20 Sell 2,613 $190.35 497,385
Cloudflare Inc NET
Class A Common Stock
2026-02-20 Sell 8,279 $177.18 1,466,873
Cloudflare Inc NET
Class A Common Stock
2026-02-20 Sell 4,700 $178.53 839,091
Cloudflare Inc NET
Class B Common Stock · derivative
2026-02-20 Option exercise 10,000 $0.00
showing 20 of 200 most recent transactions
Terms | Privacy | Providers | Companies | Guide
tony@aum13f.com