Capital Research Global Investors (SMTC) reports 4.9% Semtech ownership in 13G/A

Rhea-AI Filing Summary

Semtech Corp. received an updated ownership report from Capital Research Global Investors (CRGI). CRGI reports beneficial ownership of 4,502,720 shares of Semtech common stock, representing 4.9% of the class, based on 92,540,057 shares believed to be outstanding.

CRGI has sole voting and dispositive power over these shares and no shared power. It states the holdings are maintained in the ordinary course of business and not for the purpose of changing or influencing control of Semtech.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Semtech Corp.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

816850101

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 816850101

1

Names of Reporting Persons

Capital Research Global Investors

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 4,502,720.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 4,502,720.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

4,502,720.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

4.9 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Semtech Corp.
(b)	Address of issuer's principal executive offices: 200 Flynn Road, CAMARILLO, CA 93012-8790
Item 2.
(a)	Name of person filing: Capital Research Global Investors
(b)	Address or principal business office or, if none, residence: 333 South Hope Street, 55th Fl, Los Angeles, CA 90071
(c)	Citizenship: N/A
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 816850101
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 4,502,720 ** **Capital Research Global Investors ("CRGI") is a division of Capital Research and Management Company ("CRMC"), as well as its investment management subsidiaries and affiliates Capital Bank and Trust Company, Capital International, Inc., Capital International Limited, Capital International Sarl, Capital International K.K., Capital Group Private Client Services, Inc., and Capital Group Investment Management Private Limited (together with CRMC, the "investment management entities"). CRGI's divisions of each of the investment management entities collectively provide investment management services under the name "Capital Research Global Investors." CRGI is deemed to be the beneficial owner of 4,502,720 shares or 4.9% of the 92,540,057 shares believed to be outstanding.
(b)	Percent of class: 4.9 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 4,502,720
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 4,502,720
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Capital Research Global Investors

Signature:	Jae Won Chung
Name/Title:	Vice President and Senior Counsel II, Capital Research and Management Company
Date:	02/05/2026

FAQ

What stake does Capital Research Global Investors report in Semtech Corp (SMTC)?

Capital Research Global Investors reports beneficial ownership of 4,502,720 Semtech common shares, or 4.9% of the class. This percentage is calculated using 92,540,057 shares of Semtech common stock that CRGI believes to be outstanding at the time of the reporting event.

Does Capital Research Global Investors control voting for its Semtech (SMTC) shares?

Capital Research Global Investors reports sole voting power over 4,502,720 Semtech shares and no shared voting power. It also reports sole dispositive power over the same number of shares, indicating CRGI alone can decide how these shares are voted and disposed of.

Is Capital Research Global Investors acting as an activist in Semtech (SMTC)?

Capital Research Global Investors certifies that the Semtech shares were acquired and are held in the ordinary course of business. It states they were not acquired and are not held to change or influence control of Semtech or as part of any such control transaction.

How many Semtech (SMTC) shares does Capital Research Global Investors base its 4.9% ownership on?

Capital Research Global Investors calculates its 4.9% Semtech ownership based on 92,540,057 shares of Semtech common stock believed to be outstanding. Using this share count, its 4,502,720 beneficially owned shares represent just under five percent of the company’s common stock.

What type of SEC filing did Capital Research Global Investors submit for Semtech (SMTC)?

Capital Research Global Investors submitted an amended Schedule 13G filing regarding Semtech common stock. This type of filing reports beneficial ownership positions, generally for investors holding shares in a non-activist, ordinary-course capacity, and updates previously reported ownership details when changes occur.

Who signed the Semtech (SMTC) Schedule 13G/A on behalf of Capital Research Global Investors?

The filing was signed by Jae Won Chung, identified as Vice President and Senior Counsel II of Capital Research and Management Company. The signature certifies, after reasonable inquiry, that the information in the ownership statement regarding Semtech shares is true, complete, and correct.