Semtech CEO sells 2,000 shares under plan

SEMTECH CORP President and CEO Dr. Hong Q. Hou sold 2,000 shares of Common Stock in an open-market transaction.

Rhea-AI Filing Summary

SEMTECH CORP President and CEO Dr. Hong Q. Hou sold 2,000 shares of Common Stock in an open-market transaction. The shares were sold at a price of $90.11 per share on April 10, 2026, pursuant to a pre-arranged Rule 10b5-1 trading plan adopted on December 17, 2025.

Following this sale, Dr. Hou directly holds 73,228 shares of Semtech common stock, indicating he retains a substantial equity stake while executing a planned diversification transaction.

Insider Trade Summary 10b5-1

Net Seller: 2,000 shares

Net Sell 1 txn

Insider HOU HONG Q

Role President and CEO

Sold 2,000 shs ($180K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,000	$90.11	$180K

Holdings After Transaction: Common Stock — 73,228 shares (Direct)

Footnotes (1)

1. F1. This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Key Figures

Shares sold: 2,000 shares Sale price per share: $90.11 per share Shares owned after transaction: 73,228 shares

3 metrics

Shares sold 2,000 shares Open-market sale on April 10, 2026

Sale price per share $90.11 per share Common Stock transaction on April 10, 2026

Shares owned after transaction 73,228 shares Direct holdings after April 10, 2026 sale

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 Dr. Hou"

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 (SMTC) report for its CEO?

Semtech reported that President and CEO Dr. Hong Q. Hou sold 2,000 shares of Common Stock. The sale was an open-market transaction at $90.11 per share on April 10, 2026, under a pre-arranged Rule 10b5-1 trading plan.

How many Semtech (SMTC) shares did the CEO sell and at what price?

Dr. Hong Q. Hou sold 2,000 shares of Semtech Common Stock at $90.11 per share. This was an open-market sale and is disclosed in a Form 4 insider trading report filed with the SEC.

How many Semtech (SMTC) shares does the CEO still own after this sale?

After the sale, Dr. Hong Q. Hou directly owns 73,228 shares of Semtech Common Stock. This post-transaction holding is reported in the Form 4 and shows he continues to maintain a significant ownership position.

Was the Semtech (SMTC) CEO’s share sale made under a Rule 10b5-1 plan?

Yes. The filing notes the transaction was made pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025. Such plans pre-schedule trades, reducing the significance of short-term market timing.

What type of transaction did Semtech (SMTC) disclose in this Form 4?

The Form 4 discloses an open-market sale of Common Stock by the CEO, coded as an “S” transaction. This indicates a standard sale in the market or private transaction rather than an option exercise, gift, or tax withholding event.

Who is the insider involved in the latest Semtech (SMTC) Form 4 filing?

The insider is Dr. Hong Q. Hou, who serves as Semtech’s President and CEO and is also a director. The Form 4 attributes the reported Common Stock sale directly to him as the beneficial owner of the shares.

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

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Accepted by SEC EDGAR 04/14/2026 - 07:00 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).

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^*

HOU HONG Q

(Last) (First) (Middle)

200 FLYNN RD.

(Street)

CAMARILLO CALIFORNIA 93012-8790

(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
X	Officer (give title below)		Other (specify below)
	President and CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/10/2026

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	04/10/2026		S(1)		2,000	D	$90.11	73,228	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 Dr. Hou on December 17, 2025.

Remarks:

	/s/Hong Q. Hou by Mark Lin under Power of Attorney dated October 16, 2025 (Copy On File)	04/14/2026
	** 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)