Insider Trading & Ownership of THOMAS J. SEIFERT

Location: San Francisco, CA
Summary: The estimated net worth of THOMAS J. SEIFERT is at least $42M dollars as of 23 Dec 2025. THOMAS J. SEIFERT is the Chief Financial Officer of Cloudflare, Inc. and owns shares of Cloudflare, Inc. (NET) stock worth about $40.9M. THOMAS J. SEIFERT is the Director of IPG PHOTONICS CORP and owns shares of IPG PHOTONICS CORP (IPGP) stock worth about $987K. THOMAS J. SEIFERT is the Director of WOLFSPEED, INC. and owns shares of WOLFSPEED, INC. (WOLF) stock worth about $125K.
Signature: /s/ Chad Skinner, by power of attorney
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Ownership of THOMAS J. SEIFERT

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
NET	Cloudflare, Inc.	Chief Financial Officer	$40.9M	-$72.4M	-63.9%	22 Dec 2025
IPGP	IPG PHOTONICS CORP	Director	$987K			24 May 2022
WOLF	WOLFSPEED, INC.	Director	$125K			03 Feb 2025

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.