0001193125-24-035429 SC 13G 3 20240214 20240214 COLUMBIA MANAGEMENT INVESTMENT ADVISERS, LLC SEMTECH CORP 0000088941 3674 04 Manufacturing 952119684 DE 0128 SC 13G 34 005-20525 24633786 200 FLYNN ROAD CAMARILLO CA 93012-8790 8054982111 200 FLYNN ROAD CAMARILLO CA 93012-8790 AMERIPRISE FINANCIAL INC 0000820027 6282 02 Finance 133180631 DE 1231 SC 13G 1099 AMERIPRISE FINANCIAL CENTER MINNEAPOLIS MN 55474 612-671-8001 1099 AMERIPRISE FINANCIAL CENTER MINNEAPOLIS MN 55474 AMERICAN EXPRESS FINANCIAL CORP 20030513 AMERICAN EXPRESS FINANCIAL ADVISORS 19950711 IDS FINANCIAL CORP/MN/ 19920703 SC 13G 1 d931728dsc13g.htm SC 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities and Exchange Act of 1934 Semtech Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 816850101 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: This Schedule is filed pursuant to Rule 13d-1(b) The information required in the remainder of this cover page (except any items to which the form provides a cross-reference) shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act. -------------------------------------------------------------------------------- CUSIP NO. 816850101 1) Name of Reporting Person Ameriprise Financial, Inc. S.S. or I.R.S. Identification No. of Above Person IRS No. 13-3180631 2) Check the Appropriate Box if a Member of a Group (a) ? (b) ?* * This filing describes the reporting person’s relationship with other persons, but the reporting person does not affirm the existence of a group. 3) SEC Use Only 4) Citizenship or Place of Organization Delaware 5) Sole Voting Power NUMBER OF 0 SHARES 6) Shared Voting Power BENEFICIALLY OWNED BY 4,822,117 EACH 7) Sole Dispositive Power REPORTING PERSON 0 WITH 8) Shared Dispositive Power 5,162,200 9) Aggregate Amount Beneficially Owned by Each Reporting Person 5,162,200 10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable 11) Percent of Class Represented by Amount In Row (9) 8.03% 12) Type of Reporting Person HC -------------------------------------------------------------------------------- CUSIP NO. 816850101 1) Name of Reporting Person Columbia Management Investment Advisers, LLC S.S. or I.R.S. Identification No. of Above Person IRS No. 41-1533211 2) Check the Appropriate Box if a Member of a Group (a) ? (b) ?* * This filing describes the reporting person’s relationship with other persons, but the reporting person does not affirm the existence of a group. 3) SEC Use Only 4) Citizenship or Place of Organization Minnesota 5) Sole Voting Power NUMBER OF 0 SHARES 6) Shared Voting Power BENEFICIALLY OWNED BY 4,798,915 EACH 7) Sole Dispositive Power REPORTING PERSON 0 WITH 8) Shared Dispositive Power 4,911,605 9) Aggregate Amount Beneficially Owned by Each Reporting Person 4,911,605 10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable 11) Percent of Class Represented by Amount In Row (9) 7.64% 12) Type of Reporting Person IA -------------------------------------------------------------------------------- 1(a) Name of Issuer: Semtech Corporation 1(b) Address of Issuer’s Principal 200 Flynn Road Executive Offices: Camarillo, California, 93012-8790 2(a) Name of Person Filing: (a) Ameriprise Financial, Inc. (“AFI”) (b) Columbia Management Investment Advisers, LLC (“CMIA”) 2(b) Address of Principal Business Office: (a) Ameriprise Financial, Inc. 145 Ameriprise Financial Center Minneapolis, MN 55474 (b) 290 Congress Street Boston, MA 02210 2(c) Citizenship: (a) Delaware (b) Minnesota 2(d) Title of Class of Securities: Common Stock 2(e) Cusip Number: 816850101 3 Information if statement is filed pursuant to Rules 13d-1(b) or 13d-2(b): (a) Ameriprise Financial, Inc. A parent holding company in accordance with Rule 13d-1(b)(1)(ii)(G). (Note: See Item 7) (b) Columbia Management Investment Advisers, LLC An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E). 4 Incorporated by reference to Items (5)-(9) and (11) of the cover page pertaining to each reporting person. AFI, as the parent company of CMIA, may be deemed to beneficially own the shares reported herein by CMIA. Accordingly, the shares reported herein by AFI include those shares separately reported herein by CMIA. Each of AFI and CMIA disclaims beneficial ownership of any shares reported on this Schedule. 5 Ownership of 5% or Less of a Class: Not Applicable 6 Ownership of more than 5% on Behalf of Another Person: Not Applicable -------------------------------------------------------------------------------- 7 Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company: AFI: See Exhibit I 8 Identification and Classification of Members of the Group: Not Applicable 9 Notice of Dissolution of Group: Not Applicable 10 Certification: By signing below, I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purposes or effect. -------------------------------------------------------------------------------- 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. Dated: February 14, 2024 Ameriprise Financial, Inc. By: /s/ Michael G. Clarke Name: Michael G. Clarke Title: Senior Vice President, North America Head of Operations & Investor Services Columbia Management Investment Advisers, LLC By: /s/ Michael G. Clarke Name: Michael G. Clarke Title: Senior Vice President, North America Head of Operations & Investor Services Contact Information Dominic Geddes Global Head of Reporting Global Operations and Investor Services Telephone: +442074645779 -------------------------------------------------------------------------------- Exhibit Index Exhibit I Identification and Classification of the Subsidiary which Acquired the Security Being Reported on by the Parent Holding Company. Exhibit II Joint Filing Agreement EX-99.I 2 d931728dex99i.htm EX-99.I Exhibit I to Schedule 13G Ameriprise Financial, Inc., a Delaware Corporation, is a parent holding company. The classification and identity of the relevant subsidiaries is as follows: Investment Adviser – Columbia Management Investment Advisers, LLC is an investment adviser registered under section 203 of the Investment Advisers Act of 1940. EX-99.II 3 d931728dex99ii.htm EX-99.II Exhibit II to Schedule 13G Joint Filing Agreement The undersigned persons agree and consent to the joint filing on their behalf of this Schedule 13G dated February 14, 2024 in connection with their beneficial ownership of Semtech Corporation. Columbia Management Investment Advisers, LLC authorizes Ameriprise Financial, Inc. to execute the Schedule 13G to which this Exhibit is attached and make any necessary amendments thereto. Ameriprise Financial, Inc. By: /s/ Michael G. Clarke Name: Michael G. Clarke Title: Senior Vice President, North America Head of Operations & Investor Services Columbia Management Investment Advisers, LLC By: /s/ Michael G. Clarke Name: Michael G. Clarke Title: Senior Vice President, North America Head of Operations & Investor Services