Form 4 Tracker
Cloudflare, Inc.
NET

93 insider filings · Latest: Oct 5, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jul 7, 2026Jul 8 9:02 PMCarl LedbetterDirector
Sale
5,000$268.11$1.3M888,073(I)

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Jul 6, 2026Jul 7 10:38 PMJohn Graham-CummingDirector
Sale
2,520$247.28$623.2K494,909(D)

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Jul 7, 2026Jul 7 8:48 PMLedbetter Carl
Proposed Sale
15,000$268.11$4.0M—

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Jul 6, 2026Jul 6 11:01 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Sale
52,383$247.28$13.0M0(I)

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Jul 2, 2026Jul 6 11:01 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Sale
33,631$242.24$8.1M0(I)

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Jul 2, 2026Jul 6 11:00 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Sale
18,752$242.24$4.5M0(I)

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Jul 1, 2026Jul 6 11:00 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Sale
52,422$249.09$13.1M0(I)

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Jul 6, 2026Jul 6 10:20 PMJohn Graham-Cumming
Proposed Sale
5,040$247.55$1.2M—

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Jul 1, 2026Jul 2 8:16 PMMark J HawkinsDirector
Sale
133$249.00$33.1K10,765(D)

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Jul 1, 2026Jul 1 9:35 PMMatthew Prince
Proposed Sale
471,486$246.31$116.1M—

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Jul 1, 2026Jul 1 8:13 PMMARK HAWKINS
Proposed Sale
133$249.00$33.1K—

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Jun 24, 2026Jun 24 11:40 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Sale
52,384$224.30$11.7M0(I)

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Jun 23, 2026Jun 24 11:38 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Sale
52,384$225.39$11.8M0(I)

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Jun 22, 2026Jun 24 11:38 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Sale
52,384$217.91$11.4M0(I)

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Jun 22, 2026Jun 22 9:58 PMMatthew Prince
Proposed Sale
157,152$218.38$34.3M—

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Jun 18, 2026Jun 18 9:58 PMMichelle ZatlynDirector, President and Board Co-Chair
Sale
25,641$219.11$5.6M47,425(I)

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Jun 17, 2026Jun 18 9:58 PMMichelle ZatlynDirector, President and Board Co-Chair
Sale
25,641$232.66$6.0M47,425(I)

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Jun 16, 2026Jun 18 9:58 PMMichelle ZatlynDirector, President and Board Co-Chair
Sale
25,641$232.98$6.0M47,425(I)

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Jun 17, 2026Jun 17 9:56 PMThomas J SeifertChief Financial Officer
Sale
10,000$232.39$2.3M116,733(D)

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Jun 17, 2026Jun 17 8:31 PMTHOMAS SEIFERT
Proposed Sale
10,000$230.97$2.3M—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Sep 3, 2026Sep 9 12:54 AMMichelle ZatlynDirector, PRESIDENT & BOARD CO-CHAIR
Conversion
33,003—0(D)

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Aug 21, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Conversion
33,003—0(D)

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Aug 21, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Option Exercise
33,003—33,003(D)

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Aug 21, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Option Exercise
33,003$2.041,089,099(D)

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Aug 20, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Option Exercise
33,003$2.041,122,102(D)

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Aug 20, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Option Exercise
33,003—33,003(D)

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Aug 20, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Conversion
33,003—0(D)

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Aug 19, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Conversion
33,003—0(D)

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Aug 19, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Option Exercise
33,003—33,003(D)

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Aug 19, 2026Aug 21 9:28 PMMichelle ZatlynDirector, President and Board Co-Chair
Option Exercise
33,003$2.041,155,105(D)

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Aug 17, 2026Aug 19 9:42 PMAlissa Michelle StarzakChief Legal Officer
Option Exercise
3,333$77.7086,666(D)

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Aug 17, 2026Aug 19 9:37 PMJanel RileyChief Accounting Officer
Option Exercise
1,667$67.7971,668(D)

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Aug 17, 2026Aug 19 9:35 PMThomas J SeifertChief Financial Officer
Option Exercise
10,000—18,925(D)

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Aug 17, 2026Aug 19 9:35 PMThomas J SeifertChief Financial Officer
Option Exercise
10,000$2.0410,000(D)

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Aug 17, 2026Aug 19 9:35 PMThomas J SeifertChief Financial Officer
Conversion
10,000—8,925(D)

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Aug 10, 2026Aug 11 9:03 PMJohn Graham-CummingDirector
Option Exercise
2,520$44.720(D)

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Aug 4, 2026Aug 6 11:03 PMThomas J SeifertChief Financial Officer
Option Exercise
55,000$44.72500,000(D)

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Aug 5, 2026Aug 5 11:46 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Conversion
52,383—2,750,039(I)

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Aug 4, 2026Aug 5 11:25 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Conversion
52,383—2,783,670(I)

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Aug 3, 2026Aug 5 11:24 PMMatthew PrinceDirector, CEO & Board Co-Chair, 10% Owner
Conversion
52,383—2,817,301(I)

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