Thomas J Seifert Cloudflare, Inc. (NET) insider trading activity

Thomas J Seifert is Chief Financial Officer of Cloudflare, Inc.. Currently has a direct ownership of 241,550 shares of NET, which is worth approximately $43.3 Million. The most recent transaction as insider was on May 20, 2025, when has been sold 41,556 shares (Class A Common Stock) at a price of $156.89 per share, resulting in proceeds of $6,519,720. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 242K

17.72% 3M change

22.06% 12M change

Total Value Held $43.3 Million

THOMAS J SEIFERT Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 20 2025	SELL Open market or private sale	$6,519,720 $156.89 p/Share	41,556 Reduced 14.68%	241,550 Class A Common Stock
May 20 2025	BUY Conversion of derivative security	-	10,000 Added 3.41%	283,106 Class A Common Stock
May 15 2025	SELL Payment of exercise price or tax liability	$3,163,337 $154.49 p/Share	20,476 Reduced 6.97%	273,106 Class A Common Stock
Apr 25 2025	SELL Open market or private sale	$1,201,400 $120.14 p/Share	10,000 Reduced 3.29%	293,582 Class A Common Stock
Apr 25 2025	BUY Conversion of derivative security	-	10,000 Added 3.19%	303,582 Class A Common Stock
Mar 20 2025	SELL Open market or private sale	$1,200,000 $120.0 p/Share	10,000 Reduced 3.29%	293,582 Class A Common Stock
Mar 20 2025	BUY Conversion of derivative security	-	10,000 Added 3.19%	303,582 Class A Common Stock
Mar 05 2025	SELL Open market or private sale	$2,116,050 $141.07 p/Share	15,000 Reduced 4.86%	293,582 Class A Common Stock
Mar 05 2025	BUY Conversion of derivative security	-	15,000 Added 4.64%	308,582 Class A Common Stock
Feb 19 2025	SELL Open market or private sale	$4,683,254 $163.55 p/Share	28,635 Reduced 8.89%	293,582 Class A Common Stock
Feb 19 2025	BUY Conversion of derivative security	-	15,000 Added 4.45%	322,217 Class A Common Stock
Feb 15 2025	SELL Payment of exercise price or tax liability	$2,549,941 $171.16 p/Share	14,898 Reduced 4.63%	307,217 Class A Common Stock
Feb 05 2025	BUY Grant, award, or other acquisition	-	69,246 Added 17.69%	322,115 Class A Common Stock
Feb 03 2025	SELL Open market or private sale	$2,029,349 $135.29 p/Share	15,000 Reduced 5.6%	252,869 Class A Common Stock
Feb 03 2025	BUY Conversion of derivative security	-	15,000 Added 5.3%	267,869 Class A Common Stock
Jan 21 2025	SELL Open market or private sale	$3,739,433 $120.1 p/Share	31,136 Reduced 10.96%	252,869 Class A Common Stock
Jan 21 2025	BUY Conversion of derivative security	-	31,136 Added 9.88%	284,005 Class A Common Stock
Jan 17 2025	SELL Open market or private sale	$4,022,704 $118.79 p/Share	33,864 Reduced 11.81%	252,869 Class A Common Stock
Jan 17 2025	BUY Conversion of derivative security	-	33,864 Added 10.56%	286,733 Class A Common Stock
Jan 03 2025	SELL Open market or private sale	$1,706,250 $113.75 p/Share	15,000 Reduced 5.6%	252,869 Class A Common Stock
Jan 03 2025	BUY Conversion of derivative security	-	15,000 Added 5.3%	267,869 Class A Common Stock
Dec 18 2024	SELL Open market or private sale	$1,700,700 $113.38 p/Share	15,000 Reduced 5.6%	252,869 Class A Common Stock
Dec 18 2024	BUY Conversion of derivative security	-	15,000 Added 5.3%	267,869 Class A Common Stock
Dec 04 2024	SELL Open market or private sale	$1,639,650 $109.31 p/Share	15,000 Reduced 5.6%	252,869 Class A Common Stock
Dec 04 2024	BUY Conversion of derivative security	-	15,000 Added 5.3%	267,869 Class A Common Stock

Also insider at

IPGP

IPG PHOTONICS CORP Technology

Director

WOLF

WOLFSPEED, INC. Technology

Director

TJS

Thomas J Seifert

Chief Financial Officer

Austin, TX

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