[Form 4] Sandisk Corporation Insider Trading Activity

Rhea-AI Filing Summary

Luis F. Visoso, Executive Vice President and Chief Financial Officer of Sandisk Corporation (SNDK), received a grant of 47,090 restricted stock units on 09/03/2025. Each restricted stock unit is a contingent right to receive one share of the company’s common stock when vested. After this grant, Mr. Visoso beneficially owns 169,828 shares in total. The Form 4 was signed by an attorney-in-fact on behalf of the reporting person on 09/04/2025. The filing does not disclose vesting schedule details, exercise prices beyond $0.00 for the grant, or other compensation terms.

Positive

• Grant of 47,090 restricted stock units to the EVP and CFO, aligning executive compensation with shareholder outcomes
• Beneficial ownership increased to 169,828 shares, indicating continued executive equity stake in the company

Negative

• None.

Insights

Corporate Compensation Analyst

TL;DR: A routine executive equity grant totaling 47,090 RSUs increases the CFO's stake to 169,828 shares; appears to be standard compensation.

This Form 4 shows a non-derivative award of 47,090 restricted stock units to the EVP and CFO, reported as acquired at $0.00, consistent with typical executive RSU grants that vest over time. The transaction raises the reporting person's beneficial ownership to 169,828 shares. The filing lacks vesting schedule and performance conditions, so material details about timing and potential dilution are not available from this document alone. Impact appears routine and non-transactional for liquidity.

Securities Governance Specialist

TL;DR: Disclosure documents a grant under equity compensation plans; no evidence of insider sales or unusual transactions.

The disclosure notes the grant was made pursuant to the issuer's equity program; it is reported under a standard acquisition code with zero cash price, indicating restricted units rather than market purchases. There is no sale, no derivative exercise, nor indication of hedging or 10b5-1 plan use in this filing. For investors, this is a governance/compensation disclosure rather than a signal of trading intent.

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
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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^*

Visoso Luis Felipe

(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)
	EVP and CFO

3. Date of Earliest Transaction (Month/Day/Year)
09/03/2025

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	09/03/2025		A		47,090(1)	A	$0.0	169,828	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. Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

	By: /s/ Van Huynh Attorney-in-Fact For: Luis F. Visoso	09/04/2025
	** 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.

FAQ

What did Luis F. Visoso report on the Form 4 for SNDK?

He reported receiving 47,090 restricted stock units on 09/03/2025, increasing his beneficial ownership to 169,828 shares.

Were any shares sold or options exercised by the reporting person in this filing?

No. The Form 4 shows an acquisition of RSUs and no dispositions, sales, or derivative exercises.

What price was reported for the restricted stock unit grant?

The grant is reported with a price of $0.00, consistent with an awarded restricted stock unit rather than a cash purchase.

Does the Form 4 disclose the RSU vesting schedule or performance conditions?

No. Vesting dates, performance conditions, and conversion timing are not provided in this filing.

When was the Form 4 signed and filed?

The filing reflects the transaction date 09/03/2025 and was signed by an attorney-in-fact on 09/04/2025.