Sandisk CLO logs tax-withholding share dispositions

Sandisk Corp Chief Legal Officer and Secretary Bernard Shek reported two tax-related share dispositions under a Form 4.

Accepted by SEC EDGAR 02/24/2026 - 05:52 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Sandisk Corp Chief Legal Officer and Secretary Bernard Shek reported two tax-related share dispositions under a Form 4. He used share withholding to cover tax obligations when equity awards vested, rather than selling shares in the open market.

The transactions involved 117 shares of common stock on February 20 and 107 shares on February 21, both coded as tax-withholding dispositions. After these withholdings, Shek directly owned 33,628 shares of Sandisk common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 224 shares

Exercise Price or Tax Liability 2 txns

Insider Shek Bernard

Role Chief Legal Officer & Secty

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	107	$649.97	$70K
Exercise Price or Tax Liability	Common Stock	117	$649.97	$76K

Holdings After Transaction: Common Stock — 33,628 shares (Direct)

Footnotes (1)

1. F1. Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

FAQ

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

What did Sandisk (SNDK) executive Bernard Shek report in this Form 4 filing?

Bernard Shek reported two tax-withholding dispositions of Sandisk common stock. These transactions satisfied tax obligations tied to vesting equity awards, using shares instead of cash, and were not open-market sales of stock.

How many Sandisk (SNDK) shares were disposed of for taxes by Bernard Shek?

Bernard Shek used 117 shares on February 20 and 107 shares on February 21 to cover tax obligations. Both transactions were coded as tax-withholding dispositions related to vesting securities under Rule 16b-3(e).

What is Bernard Shek’s role at Sandisk (SNDK) in this insider filing?

Bernard Shek is identified as Sandisk’s Chief Legal Officer and Secretary. His Form 4 filing reflects routine administrative share withholdings used to pay tax obligations when his equity compensation awards vested.

How many Sandisk (SNDK) shares does Bernard Shek own after these transactions?

After the February 21 tax-withholding disposition, Bernard Shek directly owned 33,628 shares of Sandisk common stock. This figure reflects his remaining direct holdings following the share withholdings used to satisfy tax obligations.

Were Bernard Shek’s Sandisk (SNDK) transactions open-market sales?

No, the transactions were not open-market sales. They were tax-withholding dispositions, where shares were withheld to pay tax obligations linked to vesting securities, as described under Rule 16b-3(e) in the filing footnote.

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

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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^*

Shek Bernard

(Last) (First) (Middle)

C/O SANDISK CORPORATION

951 SANDISK DRIVE

(Street)

MILPITAS CA 95035

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Sandisk Corp [ SNDK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Legal Officer & Secty

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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
Common Stock	02/20/2026		F		117(1)	D	$649.97	33,735	D
Common Stock	02/21/2026		F		107(1)	D	$649.97	33,628	D

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. Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

	By: /s/ Sharon Spehar Attorney-in-Fact For: Bernard Shek	02/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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