Washington, D.C. 20549 Form 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended January 31, 2022 UNITED STATES SECURITIES AND EXCHANGE COMMISSION OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 0-23248 SIGMATRON INTERNATIONAL, INC. (Exact name of registrant as specified in its charter) _________________ Delaware 36-39184 ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended October 31, 2021 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 0-23248 SIGMATRON INTERNATIONAL, INC. (Exact name of registrant as specified in its charter) _________________ Delaware 36-39184 ...

Washington, D.C. 20549 UNITED STATES SECURITIES AND EXCHANGE COMMISSION OR Form 10-Q ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 0-23248 SIGMATRON INTERNATIONAL, INC. (Exact name of registrant as specified in its charter) _________________ Delaware 36-3918470 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 2201 Landmeier Road Elk Grove Village, Illinois ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) X Annual Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934. For the fiscal year ended April 30, 2021. Or Transition Report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934. For the transition period from ___________to___________. Commission file number 0-23248 SIGMATRON INTERNATIONAL, INC. (Exact name of registrant as specified in its charter) Delaware (State or othe ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended January 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 0-23248 SIGMATRON INTERNATIONAL, INC. (Exact name of registrant as specified in its charter) _________________ Delaware 36-39184 ...