STOCK TITAN

Cloudflare (NYSE: NET) CFO holds 110,846 shares after tax withholding

(Very High)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Cloudflare, Inc. (NET) reported an insider transaction by Chief Financial Officer Thomas J. Seifert. On 2026-08-15, 2,944 shares of Class A Common Stock were disposed of at $315.78 per share to satisfy tax liabilities related to vesting RSUs, reducing his directly held shares to 110,846. An additional 92,337 shares are held indirectly through a 2026 Seifert Grantor Retained Annuity Trust for which he serves as trustee.

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Insider SEIFERT THOMAS J
Role Chief Financial Officer
Type Security Shares Price Value
Tax Withholding Class A Common Stock F1 2,944 $315.78 $930K
holding Class A Common Stock F2 -- -- --
Holdings After Transaction: Class A Common Stock — 110,846 shares (Direct); Class A Common Stock — 92,337 shares (Indirect, See footnote)
Footnotes (2)
  1. F1. The shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of restricted stock units, or RSUs.
  2. F2. The shares are held of record by the 2026 Seifert Grantor Retained Annuity Trust dated May 27, 2026, for which the reporting person serves as trustee.
Shares disposed for tax withholding 2,944 shares Class A Common Stock withheld on 2026-08-15 to satisfy RSU-related tax liability
Transaction price per share $315.78 Per-share value used for the 2,944-share tax-withholding disposition
Direct shares after transaction 110,846 shares Direct Class A Common Stock held by Thomas J. Seifert following the 2026-08-15 transaction
Indirect trust holdings 92,337 shares Class A shares held by the 2026 Seifert Grantor Retained Annuity Trust, where Seifert is trustee
restricted stock units financial
"tax liability in connection with the vesting of restricted stock units, or RSUs"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
RSUs financial
"tax liability in connection with the vesting of restricted stock units, or RSUs"
RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.
Grantor Retained Annuity Trust financial
"held of record by the 2026 Seifert Grantor Retained Annuity Trust dated May 27, 2026"
A grantor retained annuity trust (GRAT) is an estate-planning tool where the person who creates the trust transfers assets into it but receives fixed cash payments (an annuity) from the trust for a set number of years; whatever remains after that term passes to designated beneficiaries. It matters to investors because it can shift future appreciation of assets out of the creator’s taxable estate—like putting an asset into a timed vending machine that pays you fixed amounts while any extra value that grows inside the machine goes to heirs with reduced gift or estate tax consequences.

FAQ

What insider transaction did Cloudflare (NET) report for CFO Thomas J. Seifert?

Cloudflare reported that CFO Thomas J. Seifert disposed of 2,944 Class A shares on 2026-08-15. The shares were withheld to cover tax liabilities arising from the vesting of restricted stock units (RSUs).

At what price were Thomas J. Seifert’s Cloudflare (NET) shares withheld for taxes?

The 2,944 Cloudflare Class A shares were valued at $315.78 per share for the tax-withholding transaction. This reflects payment of Seifert’s tax liability tied to an RSU vesting event.

How many Cloudflare (NET) shares does Thomas J. Seifert hold directly after this Form 4?

After the tax-withholding disposition, Thomas J. Seifert directly holds 110,846 shares of Cloudflare Class A Common Stock. This figure reflects his position following the 2,944-share F-code transaction on 2026-08-15.

Does Thomas J. Seifert have indirect holdings of Cloudflare (NET) shares?

Yes. An additional 92,337 Cloudflare Class A shares are held indirectly through the 2026 Seifert Grantor Retained Annuity Trust, for which Seifert serves as trustee, as disclosed in the Form 4 footnote.

Was the Cloudflare (NET) insider transaction under a Rule 10b5-1 trading plan?

The filing’s Rule 10b5-1 checkbox is not marked as using such a plan. The transaction is instead described as shares withheld to satisfy tax liability in connection with vesting RSUs.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
SEIFERT THOMAS J

(Last)(First)(Middle)
C/O CLOUDFLARE, INC.
405 COMAL STREET

(Street)
AUSTIN TEXAS 78702

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Cloudflare, Inc. [ NET ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/15/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Class A Common Stock08/15/2026F(1)2,944D$315.78110,846D
Class A Common Stock92,337ISee footnote(2)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of restricted stock units, or RSUs.
2. The shares are held of record by the 2026 Seifert Grantor Retained Annuity Trust dated May 27, 2026, for which the reporting person serves as trustee.
Remarks:
/s/ Charlotte Bowe, by power of attorney08/18/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)