Filing Details

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (RULE 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (Amendment No. 1) SCI ENGINEERED MATERIALS INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 78402S108 (CUSIP Number) 12/31/2022 (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) CUSIP No. 78402S108 Page 1 of 4 Pages 1) Names of Reporting Persons: HUNTINGTON BANCSHARES INCORPORATED IRS Identification No. Of Above Persons: 31-0966785 2) 2) Check the Appropriate Box if a Member of a Group (See Instructions) Not Applicable a) b) 3) 3) SEC USE ONLY 4) 4) Citizenship or Place of Organization COLUMBUS, OH Number of Shares Beneficially Owned by Each Reporting Person With 5) Sole Voting Power 273,756 6) Shared Voting Power 0 7) Sole Dispositive Power 273,756 8) Shared Dispositive Power 0 9) Aggregate Amount Beneficially Owned by Each Reporting Person 273,756 10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable See Instructions 11) Percent of Class Represented by Amount in Row (9) 6.08% 12) Type of Reporting Person (See Instructions) HC

CUSIP No. 78402S108 Page 2 of 4 Pages ITEM 1(a). - NAME OF ISSUER: SCI ENGINEERED MATERIALS INC ITEM 1(b). - ADDRESS OF ISSUER?S PRINCIPAL EXECUTIVE OFFICES: 2839 Charter Street COLUMBUS, OH 43228 ITEM 2(a). - NAME OF PERSON FILING: HUNTINGTON BANCSHARES INCORPORATED AND ANY OTHER REPORTING PERSON IDENTIFIED ON THE SECOND PART OF THE COVER PAGES HERETO ITEM 2(b). - ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE 41 S. HIGH STREET COLUMBUS, OH 43287 (FOR ALL REPORTING PERSONS) ITEM 2(c). - CITIZENSHIP: UNITED STATES OF AMERICA ITEM 2(d). - TITLE OF CLASS OF SECURITIES: COMMON STOCK ITEM 2(e). - CUSIP NUMBER: 78402S108 ITEM 3. - IF THIS STATEMENT IS FILED PURSUANT TO RULE 13d-1(b), OR 13d-2(b) or (c), CHECK WHETHER THE PERSON FILING IS A: (a) Broker or dealer registered under Section 15 of the Act; (b) Bank as defined in Section 3(a)(6) of the Act; (c) Insurance Company as defined in Section 3(a)(19) of the Act; (d) Investment Company registered under Section 8 of the Investment Company Act of 1940; (e) An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); (f) An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F); (g) A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act; A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the (i) Investment Company Act; (j) A non-U.S. institution in accordance with Rule 13d-1(b)(1)(ii)(J); (k) Group, in accordance with Rule 13d-1(b)(1)(ii)(K). CUSIP No. 78402S108 Page 3 of 4 Pages ITEM 4. - OWNERSHIP. THE INFORMATION SET FORTH IN ROWS 5 THROUGH 11 OF THE COVER PAGE HERETO FOR EACH OF THE REPORTING PERSONS IS INCORPORATED HEREIN BY REFERENCE ITEM 5. - OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS. NOT APPLICABLE ITEM 6. - OWNERSHIP OF MORE THAN FIVE 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. SEE EXHIBIT 1 ATTACHED HERETO ITEM 8. - IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP. NOT APPLICABLE ITEM 9. - NOTICE OF DISSOLUTION OF GROUP. NOT APPLICABLE CUSIP No. 78402S108 Page 4 of 4 Pages ITEM 10. - CERTIFICATION. 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 Rule 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. Huntington Bancshares Incorporated By: /s/ Jana J. Litsey Name: Jana J. Litsey Title: General Counsel EXHIBIT 1 THE FOLLOWING TABLE LISTS THE IDENTITY AND ITEM 3 CLASSIFICATION OF EACH SUBSIDIARY OF HUNTINGTON BANCSHARES INCORPORATED, THE PARENT HOLDING COMPANY, THAT BENEFICIALLY OWNS THE ISSUER`S COMMON STOCK. PLEASE REFER TO ITEM 3 OF THE ATTACHED SCHEDULE 13G FOR A DESCRIPTION OF EACH OF THE TWO-LETTER SYMBOLS REPRESENTING THE ITEM 3 CLASSIFICATION BELOW. SUBSIDIARY ITEM 3 CLASSIFICATION HUNTINGTON NATIONAL BANK BK NOTE: ALL OF THE LEGAL ENTITIES ABOVE ARE DIRECT OR INDIRECT SUBSIDIARIES OF HUNTINGTON BANCSHARES INCORPORATED