USIO Usio Inc

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 4)

USIO, Inc.

(Name of Issuer)

Common Stock, $0.001 par value

(Title of Class of Securities)

70438S202

(CUSIP Number)

December 31, 2023

(Date of Event Which Requires Filing of 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)

The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required on the remainder of this cover page 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 (however, see the Notes).

CUSIP No. 70438S202

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CUSIP No. 70438S202

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CUSIP No. 70438S202

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Item 1

USIO, Inc.

3611 Paesanos Parkway, Suite 300, San Antonio, TX 78231

Item 2

Topline Capital Management, LLC (“TCM”)

Collin McBirney

Topline Capital Partners, LP (“TCP” or the “Fund”)

544 Euclid Street, Santa Monica, CA 90402

Reference is made to Row 4 of pages 2 - 4 of this Schedule 13G (this “Schedule”), which are incorporated by reference herein.

Common Stock, $0.001 par value

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:

Not applicable.

Item 4. Ownership

Reference is hereby made to Rows 5-9 and 11 of pages 2, 3 and 4 of this Schedule, which are incorporated by reference herein.

As of December 31, 2023, the Fund does not beneficially own shares of the issuer’s common stock.

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Item 5. Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following. ☑

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 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. 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.

.

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SIGNATURES

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

Dated: February 12, 2024

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EXHIBIT LIST

EXHIBIT A

JOINT FILING UNDERTAKING

The undersigned, being authorized thereunto, hereby execute this agreement as an exhibit to this Schedule 13G to evidence the agreement of the below-named parties, in accordance with rules promulgated pursuant to the Securities Exchange Act of 1934, to file this Schedule, as it may be amended, jointly on behalf of each of such parties.

Dated: February 12, 2024