Cloudflare CFO has 2,944 shares withheld for taxes

Cloudflare, Inc. (NET) reported an insider transaction by Chief Financial Officer Thomas J. Seifert.

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.

Insider Trade Summary

Tax Withholding: 2,944 shares

Tax Withholding 2 txns

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.

Key Figures

Shares disposed for tax withholding: 2,944 shares Transaction price per share: $315.78 Direct shares after transaction: 110,846 shares +1 more

4 metrics

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

Key Terms

restricted stock units, RSUs, Grantor Retained Annuity Trust

3 terms

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

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

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.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 08/18/2026 - 05:00 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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)

	Director		10% Owner
X	Officer (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)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	08/15/2026		F(1)		2,944	D	$315.78	110,846	D
Class A Common Stock								92,337	I	See 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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount 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 attorney	08/18/2026
	** Signature of Reporting Person	Date
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)