Matthew Prince - 04 Aug 2026 Form 4 Insider Report for Cloudflare, Inc. (NET)

Reporting relationship
CEO & Board Co-Chair, Director, 10%+ Owner
Issuer ticker
NET
Reported as of
04 Aug 2026
Net transaction value
-$15,186,721
Source evidence Original filing metadata and source links for verification. 5 source fields
SEC form
4
Accepted by SEC
05 Aug 2026, 19:46:15 UTC
Prior SEC filing
05 Aug 2026
Next SEC filing
18 Aug 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Charlotte Bowe, by power of attorney

Key filing fact

Matthew Prince filed Form 4 for Cloudflare, Inc. (NET) on 05 Aug 2026.

Key facts

  • This page summarizes Matthew Prince's Form 4 filing for Cloudflare, Inc. (NET).
  • 32 reported transactions and 8 derivative rows are listed below.
  • Accepted by SEC: 05 Aug 2026, 19:46.

Change

  • Previous filing in this sequence was filed on 05 Aug 2026.
  • Current net transaction value: -$15,186,721.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001786925 Primary reporting owner

Prince Matthew

Relationship
CEO & Board Co-Chair, Director, 10%+ Owner
Address
C/O CLOUDFLARE, INC.,, 405 COMAL STREET, AUSTIN
Signature
/s/ Charlotte Bowe, by power of attorney
Signature date
05 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NET transaction

Class A Common Stock

Sale

Transaction value
$87,549
Shares
-304
Change %
-0.94%
Price
$287.99
Shares after
31,978
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F2, F3
NET transaction

Class A Common Stock

Sale

Transaction value
$251,299
Shares
-869
Change %
-2.7%
Price
$289.18
Shares after
31,109
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F4
NET transaction

Class A Common Stock

Sale

Transaction value
$405,820
Shares
-1,400
Change %
-4.5%
Price
$289.87
Shares after
29,709
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F5
NET transaction

Class A Common Stock

Sale

Transaction value
$187,105
Shares
-643
Change %
-2.2%
Price
$290.99
Shares after
29,066
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F6
NET transaction

Class A Common Stock

Sale

Transaction value
$53,200
Shares
-182
Change %
-0.63%
Price
$292.31
Shares after
28,884
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F7
NET transaction

Class A Common Stock

Sale

Transaction value
$79,710
Shares
-272
Change %
-0.94%
Price
$293.05
Shares after
28,612
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F8
NET transaction

Class A Common Stock

Sale

Transaction value
$118,901
Shares
-404
Change %
-1.4%
Price
$294.31
Shares after
28,208
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F9
NET transaction

Class A Common Stock

Sale

Transaction value
$817,810
Shares
-2,765
Change %
-9.8%
Price
$295.77
Shares after
25,443
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F10
NET transaction

Class A Common Stock

Sale

Transaction value
$1,049,839
Shares
-3,538
Change %
-14%
Price
$296.73
Shares after
21,905
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F11
NET transaction

Class A Common Stock

Sale

Transaction value
$2,077,682
Shares
-6,984
Change %
-32%
Price
$297.49
Shares after
14,921
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F12
NET transaction

Class A Common Stock

Sale

Transaction value
$252,658
Shares
-846
Change %
-5.7%
Price
$298.65
Shares after
14,075
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F13
NET transaction

Class A Common Stock

Sale

Transaction value
$545,645
Shares
-1,820
Change %
-13%
Price
$299.80
Shares after
12,255
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F14
NET transaction

Class A Common Stock

Sale

Transaction value
$193,536
Shares
-644
Change %
-5.3%
Price
$300.52
Shares after
11,611
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F15
NET transaction

Class A Common Stock

Sale

Transaction value
$1,568,146
Shares
-5,191
Change %
-45%
Price
$302.09
Shares after
6,420
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F16
NET transaction

Class A Common Stock

Sale

Transaction value
$1,829,315
Shares
-6,038
Change %
-94%
Price
$302.97
Shares after
382
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F17
NET transaction

Class A Common Stock

Sale

Transaction value
$115,976
Shares
-382
Change %
-100%
Price
$303.60
Shares after
0
Date
04 Aug 2026
Ownership
See footnote
Footnotes
F1, F3, F18
NET transaction

Class A Common Stock

Conversion of derivative security

Transaction value
Shares
+18,752
Change %
Price
Shares after
18,752
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F19, F20
NET transaction

Class A Common Stock

Sale

Transaction value
$337,135
Shares
-1,156
Change %
-6.2%
Price
$291.64
Shares after
17,596
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F21
NET transaction

Class A Common Stock

Sale

Transaction value
$123,536
Shares
-422
Change %
-2.4%
Price
$292.74
Shares after
17,174
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F22
NET transaction

Class A Common Stock

Sale

Transaction value
$168,847
Shares
-575
Change %
-3.3%
Price
$293.65
Shares after
16,599
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F23
NET transaction

Class A Common Stock

Sale

Transaction value
$1,278,741
Shares
-4,334
Change %
-26%
Price
$295.05
Shares after
12,265
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F24
NET transaction

Class A Common Stock

Sale

Transaction value
$1,656,788
Shares
-5,602
Change %
-46%
Price
$295.75
Shares after
6,663
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F25
NET transaction

Class A Common Stock

Sale

Transaction value
$843,285
Shares
-2,841
Change %
-43%
Price
$296.83
Shares after
3,822
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F26
NET transaction

Class A Common Stock

Sale

Transaction value
$458,630
Shares
-1,540
Change %
-40%
Price
$297.81
Shares after
2,282
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F27
NET transaction

Class A Common Stock

Sale

Transaction value
$233,720
Shares
-782
Change %
-34%
Price
$298.87
Shares after
1,500
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F28
NET transaction

Class A Common Stock

Sale

Transaction value
$186,862
Shares
-623
Change %
-42%
Price
$299.94
Shares after
877
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F29
NET transaction

Class A Common Stock

Sale

Transaction value
$69,867
Shares
-232
Change %
-26%
Price
$301.15
Shares after
645
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F30
NET transaction

Class A Common Stock

Sale

Transaction value
$102,144
Shares
-338
Change %
-52%
Price
$302.20
Shares after
307
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F31
NET transaction

Class A Common Stock

Sale

Transaction value
$92,978
Shares
-307
Change %
-100%
Price
$302.86
Shares after
0
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F1, F20, F32
NET transaction

Class A Common Stock

Conversion of derivative security

Transaction value
Shares
+33,631
Change %
Price
Shares after
33,631
Date
05 Aug 2026
Ownership
See footnote
Footnotes
F3, F19

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

NET transaction Derivative

Class B Common Stock

Conversion of derivative security

Transaction value
Shares
-18,752
Change %
-0.45%
Price
$0.000000*
Shares after
4,183,620
Date
05 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
18,752
Exercise price
Footnotes
F19, F20
NET transaction Derivative

Class B Common Stock

Conversion of derivative security

Transaction value
Shares
-33,631
Change %
-1.2%
Price
$0.000000*
Shares after
2,750,039
Date
05 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
33,631
Exercise price
Footnotes
F3, F19
NET holding Derivative

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
6,928,408
Date
04 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
6,928,408
Exercise price
Footnotes
F19, F33
NET holding Derivative

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
1,060,000
Date
04 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
1,060,000
Exercise price
Footnotes
F19, F34
NET holding Derivative

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
3,065,015
Date
04 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
3,065,015
Exercise price
Footnotes
F19, F35
NET holding Derivative

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
3,103,139
Date
04 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
3,103,139
Exercise price
Footnotes
F19, F36
NET holding Derivative

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
2,000,000
Date
04 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
2,000,000
Exercise price
Footnotes
F19, F37
NET holding Derivative

Class B Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
2,000,000
Date
04 Aug 2026
Ownership
See footnote
Underlying class
Class A Common Stock
Underlying amount
2,000,000
Exercise price
Footnotes
F19, F38
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 38 footnotes

Footnote F1

The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 26, 2026.

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $287.475 to $288.41, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) and (4) through (18) and (21) through (32) to this Form 4.

Footnote F3

The shares are held of record by The Prince 2021 Remainder Trust dated September 23, 2021, for which the reporting person serves as an investment advisor.

Footnote F4

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $288.525 to $289.485, inclusive.

Footnote F5

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $289.53 to $290.5125, inclusive.

Footnote F6

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $290.535 to $291.495, inclusive.

Footnote F7

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $291.605 to $292.525, inclusive.

Footnote F8

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $292.615 to $293.335, inclusive.

Footnote F9

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $293.8125 to $294.79, inclusive.

Footnote F10

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $295.1575 to $296.155, inclusive.

Footnote F11

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $296.16 to $297.16, inclusive.

Footnote F12

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $297.165 to $298.11, inclusive.

Footnote F13

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $298.1875 to $299.16, inclusive.

Footnote F14

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $299.24 to $300.235, inclusive.

Footnote F15

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.275 to $300.84, inclusive.

Footnote F16

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $301.52 to $302.52, inclusive.

Footnote F17

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $302.53 to $303.53, inclusive.

Footnote F18

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $303.54 to $303.715, inclusive.

Footnote F19

Each share of Class B Common Stock is convertible at any time into Class A Common Stock on a one-to-one basis at the reporting person's election and has no expiration date.

Footnote F20

The shares are held of record by The Matthew Prince Revocable Trust dated October 29, 2015, for which the reporting person serves as trustee.

Footnote F21

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $291.15 to $292.06, inclusive.

Footnote F22

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $292.26 to $293.2525, inclusive.

Footnote F23

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $293.2675 to $294.2025, inclusive.

Footnote F24

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $294.37 to $295.37, inclusive.

Footnote F25

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $295.375 to $296.37, inclusive.

Footnote F26

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $296.38 to $297.37, inclusive.

Footnote F27

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $297.39 to $298.39, inclusive.

Footnote F28

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $298.41 to $299.4025, inclusive.

Footnote F29

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $299.53 to $300.495, inclusive.

Footnote F30

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $300.54 to $301.54, inclusive.

Footnote F31

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $301.60 to $302.575, inclusive.

Footnote F32

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $302.6075 to $303.19, inclusive.

Footnote F33

The shares are held of record by The Prince Family Nonexempt Irrevocable Trust dated March 29, 2016, for which the reporting person serves as an investment advisor.

Footnote F34

The shares are held of record by The Prince Family Exempt Irrevocable Trust dated March 29, 2016, for which the reporting person serves as an investment advisor.

Footnote F35

The shares are held of record by The Matthew Prince 2024 Grantor Retained Annuity Trust dated May 20, 2024, for which the reporting person serves as co-trustee and investment advisor.

Footnote F36

The shares are held of record by The Matthew Prince 2024 Grantor Retained Annuity Trust 2 dated August 20, 2024, for which the reporting person serves as co-trustee and investment advisor.

Footnote F37

The shares are held of record by The Matthew Prince 2025 Grantor Retained Annuity Trust dated May 10, 2025, for which the reporting person serves as an investment advisor.

Footnote F38

The shares are held of record by The Matthew Prince 2025 Grantor Retained Annuity Trust 2 dated August 11, 2025, for which the reporting person serves as co-trustee and investment advisor.

SEC remarks

This Form 4 is the third of four forms being filed to report transactions by the reporting person occurring on August 3, 2026 through August 5, 2026.

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .