Semtech director sells 500 shares under 10b5-1 plan

SEMTECH CORP director Paul V. Walsh Jr. reported an open-market sale of 500 shares of Common Stock at an average price of $164.99 per share.

Rhea-AI Filing Summary

SEMTECH CORP director Paul V. Walsh Jr. reported an open-market sale of 500 shares of Common Stock at an average price of $164.99 per share. After this transaction, he directly holds 28,100 shares. The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted by Mr. Walsh on July 9, 2025.

Insider Trade Summary 10b5-1

Net Seller: 500 shares

Net Sell 1 txn

Insider Walsh Paul V Jr

Role Director

Sold 500 shs ($82K)

Type	Security	Shares	Price	Value
Sale	Common Stock	500	$164.99	$82K

Holdings After Transaction: Common Stock — 28,100 shares (Direct)

Footnotes (1)

1. F1. This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Mr. Walsh on July 9, 2025.

Key Figures

Shares sold: 500 shares Sale price: $164.99 per share Shares held after transaction: 28,100 shares +1 more

4 metrics

Shares sold 500 shares Open-market sale of Common Stock

Sale price $164.99 per share Average price for the 500 shares sold

Shares held after transaction 28,100 shares Direct ownership after sale

Transaction code S Sale in open market or private transaction

Key Terms

Rule 10b5-1 trading plan, open-market sale, Common Stock, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Mr. Walsh on July 9, 2025."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action: open-market sale"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

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

What insider transaction did SEMTECH CORP (SMTC) disclose for Paul V. Walsh Jr?

SEMTECH CORP disclosed that director Paul V. Walsh Jr. sold 500 shares of Common Stock in an open-market transaction at an average price of $164.99 per share. This transaction was reported on a Form 4 insider filing for regulatory transparency.

At what price did the SEMTECH CORP (SMTC) director sell shares?

The SEMTECH CORP director sold 500 Common Stock shares at an average price of $164.99 per share. This sale reflects an open-market transaction, meaning the shares were sold on the public market rather than through a private agreement or option exercise.

How many SEMTECH CORP (SMTC) shares does Paul V. Walsh Jr. hold after the sale?

After the reported sale, Paul V. Walsh Jr. directly holds 28,100 shares of SEMTECH CORP Common Stock. This post-transaction balance is disclosed in the Form 4 and provides context for the size of the transaction relative to his remaining holdings.

Was the SEMTECH CORP (SMTC) insider sale made under a Rule 10b5-1 plan?

Yes. The filing states the sale was made pursuant to a Rule 10b5-1 trading plan adopted by Mr. Walsh on July 9, 2025. Such plans allow insiders to pre-schedule trades, helping separate personal trading decisions from potential nonpublic information.

Is the SEMTECH CORP (SMTC) insider transaction classified as a buy or a sell?

The transaction is classified as a sale. The Form 4 lists transaction code “S” and describes it as an open-market sale of Common Stock, with a transaction_direction of “sell” and 500 shares sold at an average price of $164.99 per share.

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

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Accepted by SEC EDGAR 06/26/2026 - 04:02 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).

X

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^*

Walsh Paul V Jr

(Last) (First) (Middle)

200 FLYNN RD.

(Street)

CAMARILLO CALIFORNIA 93012

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/24/2026

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
Common Stock	06/24/2026		S(1)		500	D	$164.99	28,100	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. This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Mr. Walsh on July 9, 2025.

Remarks:

	/s/Paul V. Walsh Jr. by Mark Lin under Power of Attorney dated October 6, 2023 (Copy On File)	06/26/2026
	** 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)