StockCIK 1477333

Cloudflare, Inc. (NET): Insider Trades and Fund Holdings

In the past 12 months, Cloudflare, Inc. insiders reported 0 open-market purchases worth $0 and 19 sales worth $109.6M; 19 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$109.6MSold by insiders, 12 months

3Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 19, 2026.

Recent NET insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Oct 19	Oct 19	Thomas J. SeifertCFO	CFO	▼ SELL10b5-1	12,500	299.59	$3.74M	−11%	Form 4 ↗
Oct 19	Oct 19	Carl LedbetterDirector	Director (ind.)	▼ SELL10b5-1	5,000	304.40	$1.52M	−0.6%	Form 4 ↗
Oct 7	Oct 6	Michelle ZatlynChair	Chair (ind.)	▼ SELL10b5-1	33,003	366.76	$12.1M	−32%	Form 4 ↗
Oct 7	Oct 5	Michelle ZatlynChair	Chair (ind.)	▼ SELL10b5-1	33,003	352.60	$11.6M	−32%	Form 4 ↗
Oct 7	Oct 7	Michelle ZatlynChair	Chair (ind.)	▼ SELL10b5-1	33,003	348.29	$11.5M	−32%	Form 4 ↗
Sep 23	Sep 22	Carl LedbetterDirector	Director (ind.)	▼ SELL10b5-1	5,000	353.15	$1.77M	−0.6%	Form 4 ↗
Sep 21	Sep 17	Thomas J. SeifertCFO	CFO	▼ SELL10b5-1	10,000	332.46	$3.32M	−8.3%	Form 4 ↗
Sep 15	Sep 14	Carl LedbetterDirector	Director (ind.)	▼ SELL10b5-1	5,000	312.22	$1.56M	−0.6%	Form 4 ↗
Sep 8	Sep 4	Michelle ZatlynChair	Chair (ind.)	▼ SELL10b5-1	33,003	281.67	$9.30M	−26%	Form 4 ↗
Sep 8	Sep 3	Michelle ZatlynChair	Chair (ind.)	▼ SELL10b5-1	33,003	278.92	$9.21M	−32%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

All 19 NET insider trades →

Insiders who traded in the past year

Insider	Role	Bought	Sells	Sold	Latest
Thomas J. Seifert	CFO	$0	3	$10.1M	Oct 19, 2026
Carl Ledbetter	Director	$0	3	$4.85M	Oct 19, 2026
Michelle Zatlyn	Chair	$0	9	$91.2M	Oct 7, 2026
Janel Riley	CAO	$0	2	$1.58M	Aug 19, 2026
Alissa Michelle Starzak	General Counsel	$0	2	$1.81M	Aug 19, 2026

Tracked funds that report NET

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	171,400	$42.0M	0.06%	▲ New
Bridgewater Associates	Q2 2026	6,720	$1.65M	0.01%	▼ −23.3%
Soros Fund Management	Q2 2026	4,467	$1.10M	0.01%	▼ −58.6%
Duquesne Family Office	Q2 2026	0	$0	0.00%	▼ Sold out

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →