SEIFERT THOMAS J

NET

SEIFERT THOMAS J serves as officer: Chief Financial Officer at Cloudflare, Inc. (NET). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

113 trades

$277.97M

Net Position

Net Seller

$277.97M

Companies Traded

NET

Active Period

Mar 2021 – Oct 2026

113 total trades

Most Recent

Sell NET

Oct 19, 2026 · $3.74M

SEIFERT THOMAS J's Insider Trading at Cloudflare, Inc. (NET)

Buys

0 · $0.00

Sells

13 · $28.71M

Total Shares Bought

Total Shares Sold

320,000

NET Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Jul 22, 2021	Sell	20,000	$106.77	$2.14M	69,152
Jul 7, 2021	Sell	20,000	$108.06	$2.16M	67,356
Jun 25, 2021	Sell	50,000	$105.28	$5.26M	50,156
Jun 23, 2021	Sell	20,000	$102.28	$2.05M	63,616
Jun 15, 2021	Sell	50,000	$95.19	$4.76M	50,156
Jun 10, 2021	Sell	20,000	$89.48	$1.79M	69,656
May 27, 2021	Sell	20,000	$79.72	$1.59M	54,642
May 12, 2021	Sell	20,000	$70.07	$1.40M	69,656
Apr 29, 2021	Sell	20,000	$86.94	$1.74M	69,956
Apr 14, 2021	Sell	20,000	$74.80	$1.50M	68,256
Apr 1, 2021	Sell	20,000	$65.19	$1.30M	65,864
Mar 18, 2021	Sell	20,000	$75.21	$1.50M	67,623
Mar 4, 2021	Sell	20,000	$75.74	$1.51M	62,165