[Form 4] SEMTECH CORP Insider Trading Activity

Semtech Chief Quality Officer and CTO John Michael Wilson reported equity compensation transactions in company stock.

Rhea-AI Filing Summary

Semtech Chief Quality Officer and CTO John Michael Wilson reported equity compensation transactions in company stock. On March 5, 2026, he exercised 12,385 Restricted Stock Units, receiving the same number of common shares at $0.00 per share. On the same day, 4,822 common shares were disposed of at $89.75 per share to satisfy tax withholding, leaving him with 67,629 common shares held directly. Each stock unit represents the right to receive one Semtech share, and this grant vests in three annual installments beginning March 5, 2025.

Insider Trade Summary

12,385 shares exercised/converted

Exercise 3 txns

Insider WILSON JOHN MICHAEL

Role Chief Quality Officer and CTO

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	12,385	$0.00	$0.00
Exercise	Common Stock	12,385	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	4,822	$89.75	$433K

Holdings After Transaction: Restricted Stock Unit — 12,385 contracts (Direct); Common Stock — 67,629 shares (Direct)

Footnotes (2)

1. F1. Each stock unit represents the contingent right to receive one share of Semtech common stock.
2. F2. This grant vests in three annual installments beginning on March 5, 2025.

FAQ

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

What insider transactions did Semtech (SMTC) report for John Michael Wilson?

Semtech’s Chief Quality Officer and CTO, John Michael Wilson, exercised 12,385 Restricted Stock Units on March 5, 2026, receiving the same number of common shares. He then disposed of 4,822 shares at $89.75 each to cover tax withholding obligations, retaining 67,629 shares directly.

How many Semtech (SMTC) shares does John Michael Wilson own after this Form 4?

After the reported transactions, John Michael Wilson directly holds 67,629 shares of Semtech common stock. This reflects the exercise of 12,385 Restricted Stock Units and the tax-withholding disposition of 4,822 shares at $89.75 per share on March 5, 2026.

What kind of equity award did Semtech (SMTC) grant to John Michael Wilson?

Semtech granted John Michael Wilson Restricted Stock Units, each representing the contingent right to receive one share of Semtech common stock. The grant vests in three equal annual installments, starting on March 5, 2025, aligning equity compensation with longer-term service at the company.

Why were 4,822 Semtech (SMTC) shares disposed of in this Form 4?

The 4,822 Semtech shares were disposed of at $89.75 each to pay the tax liability associated with the equity award. The filing classifies this as a tax-withholding disposition, rather than an open-market sale, following the exercise and conversion of Restricted Stock Units.

What does transaction code "M" mean in the Semtech (SMTC) Form 4?

Transaction code “M” in the Form 4 indicates the exercise or conversion of a derivative security, such as Restricted Stock Units. In this case, 12,385 units were converted into an equal number of Semtech common shares at a reported price of $0.00 per share.

What does transaction code "F" represent in Semtech (SMTC) insider filings?

Transaction code “F” represents the payment of an exercise price or tax liability by delivering securities. Here, 4,822 Semtech common shares were disposed of at $89.75 per share specifically to cover the tax obligation from the Restricted Stock Unit conversion.

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

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Accepted by SEC EDGAR 03/09/2026 - 04:05 PM 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^*

WILSON JOHN MICHAEL

(Last) (First) (Middle)

200 FLYNN ROAD

(Street)

CAMARILLO CA 93012-8790

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SEMTECH CORP [ SMTC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Quality Officer and CTO

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

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	03/05/2026		M		12,385	A	$0	72,451	D
Common Stock	03/05/2026		F		4,822	D	$89.75	67,629	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
Restricted Stock Unit	(1)	03/05/2026		M			12,385	(2)	(2)	Common Stock	12,385	$0	12,385	D

Explanation of Responses:

1. Each stock unit represents the contingent right to receive one share of Semtech common stock.

2. This grant vests in three annual installments beginning on March 5, 2025.

Remarks:

	/s/J.Michael Wilson by Mark Lin under Power of Attorney dated October 16, 2025 (Copy on File)	03/09/2026
	** 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).
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