Ridgetech Inc.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 20-F

☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934

OR

☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the Fiscal year ended March 31,2026

OR

☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from __________ to __________

☐ SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Date of event requiring this shell company report ________

Commission file number:001-40724

Ridgetech, Inc.

(Exact name of Registrant as specified in its charter)

Not applicable

(Translation of Registrant’s name into English)

Ming Zhao

5th Floor, Building 6, No. 100, 18th Street, Baiyang Sub-district,

Qiantang District, Hangzhou City, Zhejiang Province

People’s Republic of China,310008

Tel:+86-571-88219579

(Name, telephone, Email and/or facsimile number and address of company contact person)

Securities registered or to be registered pursuant to Section 12(b) of the Act:

Securities registered or to be registered pursuant to Section 12(g) of the Act:

none

(Title of Class)

Securities for which there is a reporting obligation pursuant to Section 15(d) of the Act:

none

(Title of Class)

Indicate the number of outstanding shares of each of the issuer’s classes of capital or ordinary shares as of the close of the period covered by the annual report.133,090,838 ordinary shares and 0 preferred shares outstanding as of March 31, 2026.

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. ☐ Yes ☒No

If this report is an annual or transition report, indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934. ☐ Yes ☒No

Indicate by check mark whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. ☒Yes ☐ No

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files). ☒Yes ☐ No

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer or an “emerging growth company.” See definition of “accelerated filer and large accelerated filer” in Rule 12b-2 of the Exchange Act.

If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report.☐

If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction of an error to previously issued financial statements.☐

Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b). ☐

Indicate by check mark which basis of accounting the registrant has used to prepare the financial statements included in this filing.

If “Other” has been checked in response to the previous question, indicate by check mark which financial statement item the registrant has elected to follow. Item 17 ☐ Item 18 ☐

If this is an annual report, indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). ☐ Yes☒ No

In this annual report:

Special Note Regarding Forward-looking Statements

This report contains forward-looking statements. All forward-looking statements are inherently uncertain as they are based on current expectations and assumptions concerning future events or future performance of the registrant. Readers are cautioned not to place undue reliance on these forward-looking statements, which are only predictions and speak only as of the date hereof. Forward-looking statements include, among other things, the information concerning our possible future results of operations, business and growth strategies, financing plans, expectations that regulatory developments or other matters will or will not have a material adverse effect on our business or financial condition, our competitive position and the effects of competition, the projected growth of the industry in which we operate, and the benefits and synergies to be obtained from our completed and any future acquisitions, and statements of our goals and objectives, and other similar expressions concerning matters that are not historical facts. Forward-looking statements usually, but not always, contain the words “estimate,” “anticipate,” “believe,” “expect,” or similar expressions, or the negative of those words and expressions, as well as statements in future tense, and are subject to numerous known and unknown risks and uncertainties that are beyond our ability to control or estimate precisely. In evaluating such statements, prospective investors should carefully review various risks and uncertainties identified in this report, including the matters set forth under the captions “Risk Factors” and in the registrant’s other SEC filings. These risks and uncertainties could cause the registrant’s actual results to differ materially from those indicated in, or implied by, the forward-looking statements. The registrant undertakes no obligation to update or publicly announce revisions to any forward-looking statements to reflect future events or developments, except as may be required by law.

Although forward-looking statements in this report reflect the good faith judgment of our management, such statements can only be based on facts and factors currently known by us. Consequently, forward-looking statements are inherently subject to risks and uncertainties, and actual results and outcomes may differ materially from the results and outcomes discussed in or anticipated by the forward-looking statements. Factors that could cause or contribute to such differences in results and outcomes include, without limitation, those specifically addressed under the heading “Risks Relating to Our Business” below, as well as those discussed elsewhere in this report. Readers are urged not to place undue reliance on these forward-looking statements, which speak only as of the date of this report. We file reports with the Securities and Exchange Commission (the “SEC”). You can read and copy any materials we file with the SEC at our internet address at www.ridgetch.com. In addition, the SEC maintains an Internet site (www.sec.gov) that contains reports, proxy and information statements, and other information regarding issuers that electronically file with or furnish information to, the SEC, including the registrant. The contents of any website references in this report do not form part of this report.

We undertake no obligation to revise or update any forward-looking statements in order to reflect any event or circumstance that may arise after the date of this report, except as may be required by law. Readers are urged to carefully review and consider the various disclosures made throughout the entirety of this report, which attempt to advise interested parties of the risks and factors that may affect our business, financial condition, results of operations and prospects.

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