Transaction · 0001786951-26-000023

Zatlyn Michelle

Zatlyn Michelle, PRES, CHAIR, reported an open-market or private sale at Cloudflare, Inc. involving 17603.000000 shares for an estimated $4962813.79. Reported holdings after the transaction were 74579.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SPRES, CHAIR
NETCloudflare, Inc.
Trade date
Sep 04, 2026
Filing date
Sep 09, 2026
View on SEC Insider profile
Estimated value-$4.96MShares × reported price
Shares traded17.6k$281.93 per share
Holdings after74.5kIndirect · See footnote
% of reported position traded19.1%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 92,182 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

NET price since this filing

Daily closing prices, with the filing date and available return windows
NET · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -6.8%1w ago -4.6%1d ago -9.4%
Returns since7d +3.3%30d +8.8%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001786951-26-000023
Class A Common Stock
Transaction date
Sep 04, 2026
Filed Sep 09, 2026, 12:54 AM · 5d delay
Shares
17,603 sh
$281.93 per share
Estimated value
-$4.96M
Computed from shares × price
Holdings after
74,579 sh
Indirect · See footnote

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Large Sale Repeat Seller 10b5-1 Detected
Filing-only score

-10 points

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

How this score is calculated
  • tenb5_1_detected-10 points

    is_10b5_1 = true

    Stored filing content includes detected 10b5-1 language.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

PRESIDENT & BOARD CO-CHAIR

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    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.

  2. F2

    The shares are held of record by The Sutherland/Zatlyn Revocable Trust dated November 17, 2016, for which the reporting person serves as co-trustee (the "Revocable Trust").

  3. F3

    The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 27, 2026.

  4. F4

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $276.25 to $277.22, inclusive. The reporting person undertakes to pro…

  5. F5

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $277.26 to $278.18, inclusive.

  6. F6

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $278.35 to $279.35, inclusive.

  7. F7

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $279.36 to $280.32, inclusive.

  8. F8

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $280.45 to $281.44, inclusive.

  9. F9

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $281.47 to $282.22, inclusive.

  10. F10

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $279.32 to $280.28, inclusive.

  11. F11

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $280.40 to $281.37, inclusive.

  12. F12

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $281.46 to $282.43, inclusive.

  13. F13

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $282.50 to $283.25, inclusive.

  14. F14

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $271.69 to $272.68, inclusive.

  15. F15

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $272.78 to $273.67, inclusive.

  16. F16

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $274.10 to $275.01, inclusive.

  17. F17

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $276.00 to $276.99, inclusive.

  18. F18

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $277.01 to $277.96, inclusive.

  19. F19

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $278.01 to $279.01, inclusive.

  20. F20

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $279.09 to $279.91, inclusive.

  21. F21

    The shares are held of record by The SZ 2020 Irrevocable Trust dated November 25, 2020, for which the reporting person serves as an investment advisor.

  22. F22

    Shares subject to the option are fully vested and immediately exercisable.

  23. F23

    Upon the conversion of the shares of Class B Common Stock to Class A Common Stock, the shares were re-registered and are now held of record by the Revocable Trust.

  24. F24

    The shares are held of record by The SZ 2021 Irrevocable Trust dated November 6, 2021, for which the reporting person serves as the appointer.

  25. F25

    The shares are held of record by The SZ 2023 Irrevocable Trust dated August 29, 2023, for which the reporting person serves as a co-trustee.

  26. F26

    The shares are held of record by The Sutherland/Zatlyn 2024 Annuity Trust III dated November 12, 2024, for which the reporting person serves as co-trustee.

  27. F27

    The shares are held of record by The Sutherland/Zatlyn 2025 Annuity Trust dated May 23, 2025, for which the reporting person serves as trustee.

  28. F28

    The shares are held of record by The Sutherland/Zatlyn 2025 Annuity Trust II dated August 15, 2025, for which the reporting person serves as trustee.

  29. F29

    The shares are held of record by The Sutherland/Zatlyn 2025 Annuity Trust III dated November 11, 2025, for which the reporting person serves as trustee.

  30. F30

    The shares are held of record by The Sutherland/Zatlyn 2026 Annuity Trust dated August 25, 2026, for which the reporting person serves as trustee.

Original filing · 0001786951-26-000023
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