LYTIR

Company · NET

Cloudflare, Inc.

Nasdaq's symbol directory lists NET on the New York Stock Exchange as “Cloudflare, Inc. Class A Common Stock”.

In the 12 months to Nov 8, 2026: insiders sold on 64 occasions ($412.5M); 17 planned-sale notices; 1 filing by holders of 5% or more; 4 congressional trade disclosures; 4 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC · Appeared in No. 42

Insider purchases and sales, by month (last 12 months)Insider purchases: $0 in total; Insider sales: $412.5M in total.Mar: Insider sales $35.9MApr: Insider sales $17.9MMay: Insider sales $59.5MJun: Insider sales $56.9MJul: Insider sales $68.1MAug: Insider sales $99.4MSep: Insider sales $34.3MOct: Insider sales $40.5MDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $0Insider sales below: $412.5M
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Prince Matthew, CEO & Board Co-Chair sold on 15 days all under a 10b5-1 plan latest Aug 5, 2026 sold $185.9M
  2. Zatlyn Michelle, President and Board Co-Chair sold on 21 days all under a 10b5-1 plan latest Oct 7, 2026 sold $170.2M
  3. SEIFERT THOMAS J, Chief Financial Officer sold on 5 days all under a 10b5-1 plan latest Oct 19, 2026 sold $28.9M
  4. Ledbetter Carl sold on 9 days all under a 10b5-1 plan latest Oct 19, 2026 sold $18.1M
  5. Starzak Alissa Michelle, Chief Legal Officer sold on 3 days all under a 10b5-1 plan latest Aug 18, 2026 sold $5.3M
  6. Graham-Cumming John sold on 4 days all under a 10b5-1 plan latest Aug 10, 2026 sold $2.3M
  7. Riley Janel, Chief Accounting Officer sold on 2 days all under a 10b5-1 plan latest Aug 18, 2026 sold $1.6M
  8. Hawkins Mark J sold on 4 days all under a 10b5-1 plan latest Aug 3, 2026 sold $131K
  9. Suder Katrin sold on 1 day all under a 10b5-1 plan latest Jun 8, 2026 sold $74K
Every trade (64)
  1. SELLSEIFERT THOMAS J, Chief Financial Officer sold Oct 19, 2026 12,500 shares 7 legs combined 10b5-1 plan (scheduled) filing $3.7M
  2. SELLLedbetter Carl sold Oct 19, 2026 5,000 shares 3 legs combined 10b5-1 plan (scheduled) filing $1.5M
  3. SELLZatlyn Michelle, President and Board Co-Chair sold Oct 7, 2026 33,003 shares 7 legs combined 10b5-1 plan (scheduled) filing $11.5M
  4. SELLZatlyn Michelle, President and Board Co-Chair sold Oct 6, 2026 33,003 shares 6 legs combined 10b5-1 plan (scheduled) filing $12.1M
  5. SELLZatlyn Michelle, President and Board Co-Chair sold Oct 5, 2026 33,003 shares 8 legs combined 10b5-1 plan (scheduled) filing $11.6M
  6. SELLLedbetter Carl sold Sep 22, 2026 5,000 shares 10b5-1 plan (scheduled) filing $1.8M
  7. SELLSEIFERT THOMAS J, Chief Financial Officer sold Sep 17, 2026 10,000 shares 12 legs combined 10b5-1 plan (scheduled) filing $3.3M
  8. SELLLedbetter Carl sold Sep 14, 2026 5,000 shares 4 legs combined 10b5-1 plan (scheduled) filing $1.6M
  9. SELLZatlyn Michelle, PRESIDENT & BOARD CO-CHAIR sold Sep 8, 2026 33,003 shares 7 legs combined 10b5-1 plan (scheduled) filing $9.2M
  10. SELLZatlyn Michelle, PRESIDENT & BOARD CO-CHAIR sold Sep 4, 2026 33,003 shares 4 legs combined 10b5-1 plan (scheduled) filing $9.3M
  11. SELLZatlyn Michelle, PRESIDENT & BOARD CO-CHAIR sold Sep 3, 2026 33,003 shares 6 legs combined 10b5-1 plan (scheduled) filing $9.2M
  12. SELLZatlyn Michelle, President and Board Co-Chair sold Aug 21, 2026 33,003 shares 8 legs combined 10b5-1 plan (scheduled) filing $9.2M
  13. SELLZatlyn Michelle, President and Board Co-Chair sold Aug 20, 2026 33,003 shares 8 legs combined 10b5-1 plan (scheduled) filing $9.4M
  14. SELLZatlyn Michelle, President and Board Co-Chair sold Aug 19, 2026 33,003 shares 10 legs combined 10b5-1 plan (scheduled) filing $9.7M
  15. SELLRiley Janel, Chief Accounting Officer sold Aug 18, 2026 3,481 shares 5 legs combined 10b5-1 plan (scheduled) filing $1.1M
  16. SELLStarzak Alissa Michelle, Chief Legal Officer sold Aug 18, 2026 2,538 shares 10b5-1 plan (scheduled) filing $773K
  17. SELLSEIFERT THOMAS J, Chief Financial Officer sold Aug 17, 2026 10,000 shares 7 legs combined 10b5-1 plan (scheduled) filing $3.1M
  18. SELLStarzak Alissa Michelle, Chief Legal Officer sold Aug 17, 2026 3,333 shares 7 legs combined 10b5-1 plan (scheduled) filing $1.0M
  19. SELLRiley Janel, Chief Accounting Officer sold Aug 17, 2026 1,667 shares 7 legs combined 10b5-1 plan (scheduled) filing $517K
  20. SELLGraham-Cumming John sold Aug 10, 2026 2,520 shares 17 legs combined 10b5-1 plan (scheduled) filing $766K
  21. SELLLedbetter Carl sold Aug 6, 2026 5,000 shares 4 legs combined 10b5-1 plan (scheduled) filing $1.4M
  22. SELLPrince Matthew, CEO & Board Co-Chair sold Aug 5, 2026 52,383 shares 24 legs combined 10b5-1 plan (scheduled) filing $15.5M
  23. SELLSEIFERT THOMAS J, Chief Financial Officer sold Aug 4, 2026 55,000 shares 2 legs combined 10b5-1 plan (scheduled) filing $16.5M
  24. SELLPrince Matthew, CEO & Board Co-Chair sold Aug 4, 2026 52,383 shares 44 legs combined 10b5-1 plan (scheduled) filing $15.6M
  25. SELLPrince Matthew, CEO & Board Co-Chair sold Aug 3, 2026 52,383 shares 19 legs combined 10b5-1 plan (scheduled) filing $14.8M
  26. SELLHawkins Mark J sold Aug 3, 2026 133 shares 10b5-1 plan (scheduled) filing $37K
  27. SELLZatlyn Michelle, President and Board Co-Chair sold Jul 15, 2026 33,003 shares 7 legs combined 10b5-1 plan (scheduled) filing $9.5M
  28. SELLZatlyn Michelle, President and Board Co-Chair sold Jul 14, 2026 33,003 shares 13 legs combined 10b5-1 plan (scheduled) filing $9.2M
  29. SELLZatlyn Michelle, President and Board Co-Chair sold Jul 13, 2026 33,058 shares 6 legs combined 10b5-1 plan (scheduled) filing $8.8M
  30. SELLLedbetter Carl sold Jul 7, 2026 5,000 shares 10b5-1 plan (scheduled) filing $1.3M
  31. SELLPrince Matthew, CEO & Board Co-Chair sold Jul 6, 2026 52,383 shares 14 legs combined 10b5-1 plan (scheduled) filing $13.0M
  32. SELLGraham-Cumming John sold Jul 6, 2026 2,520 shares 6 legs combined 10b5-1 plan (scheduled) filing $623K
  33. SELLPrince Matthew, CEO & Board Co-Chair sold Jul 2, 2026 52,383 shares 18 legs combined 10b5-1 plan (scheduled) filing $12.7M
  34. SELLPrince Matthew, CEO & Board Co-Chair sold Jul 1, 2026 52,422 shares 16 legs combined 10b5-1 plan (scheduled) filing $13.1M
  35. SELLHawkins Mark J sold Jul 1, 2026 133 shares 10b5-1 plan (scheduled) filing $33K
  36. SELLPrince Matthew, CEO & Board Co-Chair sold Jun 24, 2026 52,384 shares 8 legs combined 10b5-1 plan (scheduled) filing $11.7M
  37. SELLPrince Matthew, CEO & Board Co-Chair sold Jun 23, 2026 52,384 shares 15 legs combined 10b5-1 plan (scheduled) filing $11.8M
  38. SELLPrince Matthew, CEO & Board Co-Chair sold Jun 22, 2026 52,384 shares 13 legs combined 10b5-1 plan (scheduled) filing $11.4M
  39. SELLZatlyn Michelle, President and Board Co-Chair sold Jun 18, 2026 25,641 shares 8 legs combined 10b5-1 plan (scheduled) filing $5.6M
  40. SELLZatlyn Michelle, President and Board Co-Chair sold Jun 17, 2026 25,641 shares 7 legs combined 10b5-1 plan (scheduled) filing $6.0M
  41. SELLZatlyn Michelle, President and Board Co-Chair sold Jun 16, 2026 25,641 shares 8 legs combined 10b5-1 plan (scheduled) filing $6.0M
  42. SELLGraham-Cumming John sold Jun 15, 2026 2,520 shares 7 legs combined 10b5-1 plan (scheduled) filing $595K
  43. SELLSuder Katrin sold Jun 8, 2026 293 shares 10b5-1 plan (scheduled) filing $74K
  44. SELLLedbetter Carl sold Jun 1, 2026 15,000 shares 5 legs combined 10b5-1 plan (scheduled) filing $3.7M
  45. SELLHawkins Mark J sold Jun 1, 2026 133 shares 10b5-1 plan (scheduled) filing $33K
  46. SELLStarzak Alissa Michelle, Chief Legal Officer sold May 28, 2026 16,243 shares 5 legs combined 10b5-1 plan (scheduled) filing $3.5M
  47. SELLZatlyn Michelle, President and Board Co-Chair sold May 27, 2026 25,641 shares 6 legs combined 10b5-1 plan (scheduled) filing $5.4M
  48. SELLZatlyn Michelle, President and Board Co-Chair sold May 26, 2026 25,641 shares 8 legs combined 10b5-1 plan (scheduled) filing $5.4M
  49. SELLZatlyn Michelle, President and Board Co-Chair sold May 22, 2026 35,080 shares 6 legs combined 10b5-1 plan (scheduled) filing $7.5M
  50. SELLPrince Matthew, CEO & Board Co-Chair sold May 21, 2026 52,384 shares 7 legs combined 10b5-1 plan (scheduled) filing $11.0M
  51. SELLPrince Matthew, CEO & Board Co-Chair sold May 20, 2026 52,384 shares 9 legs combined 10b5-1 plan (scheduled) filing $10.9M
  52. SELLPrince Matthew, CEO & Board Co-Chair sold May 19, 2026 52,384 shares 8 legs combined 10b5-1 plan (scheduled) filing $10.7M
  53. SELLLedbetter Carl sold May 5, 2026 15,000 shares 10b5-1 plan (scheduled) filing $3.6M
  54. SELLGraham-Cumming John sold May 4, 2026 1,518 shares 3 legs combined 10b5-1 plan (scheduled) filing $338K
  55. SELLLedbetter Carl sold May 1, 2026 5,009 shares 10b5-1 plan (scheduled) filing $1.1M
  56. SELLHawkins Mark J sold May 1, 2026 133 shares 10b5-1 plan (scheduled) filing $28K
  57. SELLLedbetter Carl sold Apr 28, 2026 9,991 shares 10b5-1 plan (scheduled) filing $2.2M
  58. SELLZatlyn Michelle, President and Board Co-Chair sold Apr 22, 2026 25,641 shares 5 legs combined 10b5-1 plan (scheduled) filing $5.4M
  59. SELLZatlyn Michelle, President and Board Co-Chair sold Apr 21, 2026 25,641 shares 3 legs combined 10b5-1 plan (scheduled) filing $5.3M
  60. SELLZatlyn Michelle, President and Board Co-Chair sold Apr 20, 2026 25,641 shares 6 legs combined 10b5-1 plan (scheduled) filing $5.1M

Showing the latest 60 of 64.

Planned sales · SEC Form 144

Notice given

A Form 144 is filed before an insider sells restricted stock. It states an intent; the sale, if it happens, appears later on a Form 4. Every recent notice

  1. THOMAS SEIFERT filed Oct 19, 2026 Officer 12,500 shares planned sale date 10/19/2026 filing $3.7M
  2. Michelle Zatlyn filed Oct 5, 2026 Officer 297,027 shares planned sale date 10/05/2026 filing $106.8M
  3. Ledbetter Carl filed Sep 22, 2026 Director 25,000 shares planned sale date 09/22/2026 filing $8.8M
  4. THOMAS SEIFERT filed Sep 17, 2026 Officer 10,000 shares planned sale date 09/17/2026 filing $3.2M
  5. ALISSA M STARZAK filed Aug 18, 2026 Officer 2,538 shares planned sale date 08/18/2026 filing $773K
  6. THOMAS SEIFERT filed Aug 17, 2026 Officer 10,000 shares planned sale date 08/17/2026 filing $3.2M
  7. ALISSA M STARZAK filed Aug 17, 2026 Officer 3,333 shares planned sale date 08/17/2026 filing $1.0M
  8. THOMAS SEIFERT filed Aug 4, 2026 Officer 55,000 shares planned sale date 08/04/2026 filing $15.6M
  9. MARK HAWKINS filed Aug 3, 2026 Director 133 shares planned sale date 08/03/2026 filing $37K
  10. THOMAS SEIFERT filed Jul 17, 2026 Officer 10,000 shares planned sale date 07/17/2026 filing $2.7M
  11. Michelle Zatlyn filed Jul 13, 2026 Officer 297,082 shares planned sale date 07/13/2026 filing $80.1M
  12. Ledbetter Carl filed Jul 7, 2026 Director 15,000 shares planned sale date 07/07/2026 filing $4.0M
  13. John Graham-Cumming filed Jul 6, 2026 Director 5,040 shares planned sale date 07/06/2026 filing $1.2M
  14. Matthew Prince filed Jul 1, 2026 Officer 471,486 shares planned sale date 07/01/2026 filing $116.1M
  15. MARK HAWKINS filed Jul 1, 2026 Director 133 shares planned sale date 07/01/2026 filing $33K
  16. Matthew Prince filed Jun 22, 2026 Officer 157,152 shares planned sale date 06/22/2026 filing $34.3M
  17. THOMAS SEIFERT filed Jun 17, 2026 Officer 10,000 shares planned sale date 06/17/2026 filing $2.3M

Large holders · SEC Schedules 13D and 13G

Five percent and over

Anyone who comes to hold more than 5% of a company's voting shares must tell the SEC. A Schedule 13D is filed by a holder who may seek to influence the company; a 13G by one who states it is a passive investor. An amendment updates an earlier filing, and a stake reported as 0% means the holder says it has sold all, or nearly all, of its shares. Every recent 13D and 13G

  1. BAILLIE GIFFORD & CO filed Jul 24, 2026 Schedule 13G/A passive 14,598,594 shares filing 4.6%

Congress · STOCK Act

The Althing

Periodic transaction reports. Amounts are the ranges members report; the trade date is when it happened, the report can come up to 45 days later.

  1. Gilbert Cisneros (D-CA31): Sale Aug 18, 2026 reported Sep 10, 2026 one of 58 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  2. Josh Gottheimer (D-NJ05): Sale Feb 4, 2026 reported Mar 16, 2026 one of 16 trades the member reported that day House Stocks (including ADRs) owner: joint $1,001 - $15,000
  3. Gilbert Cisneros (D-CA31): Purchase Jan 30, 2026 reported Feb 13, 2026 one of 151 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000
  4. Gilbert Cisneros (D-CA31): Sale Dec 24, 2025 reported Jan 12, 2026 one of 121 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Results of operations and financial condition; Regulation FD disclosure filing Nov 5, 2026
  2. Entry into a material definitive agreement; Creation of a direct financial obligation; Unregistered sales of equity securities; Other events filing Aug 13, 2026
  3. Results of operations and financial condition; Regulation FD disclosure filing Aug 6, 2026
  4. Departure or appointment of directors or officers; Submission of matters to a vote of security holders filing Jun 30, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.