Initial Statement of Beneficial Ownership (Form 3)

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Tansey Casey M 2. Date of Event Requiring Statement (Month/Day/Year) 05/07/2026 3. Issuer Name and Ticker or Trading Symbol Mobia Medical, Inc. [MOBI] (Last) (First) (Middle) 2802 FLINTROCK TRACE, SUITE 226 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) 5. If Amendment, Date Original Filed (Month/Day/Year) (Street) AUSTIN, TX 78738 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Series F Preferred Stock	(1)	(1)	Common Stock	1,620,078	(1)	I	See Footnote(2)(3)(4)
Series E-2 Preferred Stock	(1)	(1)	Common Stock	1,692,658	(1)	I	See Footnote(2)(3)(4)
Convertible Notes	(5)	(5)	Common Stock	166,666	(5)	D
Convertible Notes	(5)	(5)	Common Stock	314,090	(5)	I	By U.S. Venture Partners Select Fund I, L.P

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Tansey Casey M 2802 FLINTROCK TRACE, SUITE 226 AUSTIN, TX 78738	X

Signatures

/s/ Chase Leavitt, Attorney-in-Fact		05/07/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Each share of our Series F Preferred Stock and Series E-2 Preferred Stock will convert into Common Stock immediately prior to the completion of the Issuer's initial public offering pursuant to its terms.
(2)	Consists of (i) 1,309,155 shares of Common Stock underlying Series F Preferred Stock held by U.S. Venture Partners Select Fund I, L.P. ("USVP SFI") on its own behalf and as a nominee for U.S. Venture Partners Select Fund I-A, L.P. ("USVP SFI-A" and, together with USVP SFI, the "USVP Select Funds"), (ii) 1,610,903 shares of Common Stock underlying Series E-2 Preferred Stock and 295,906 shares of Common Stock underlying Series F Preferred Stock held by U.S. Venture Partners XII, L.P. ("USVP XII"), and (iii) 81,755 shares of Common Stock underlying Series E-2 Preferred Stock and 15,017 shares of Common Stock underlying Series F Preferred Stock held by U.S. Venture Partners XII-A, L.P. ("USVP XII-A" and, together with USVP XII, the "USVP XII Funds").
(3)	Presidio Management Group XII, L.L.C. ("PMG XII") is the general partner of USVP XII and USVP XII-A and may be deemed to have sole voting and dispositive power with respect to the shares held by USVP XII and USVP XII-A. Presidio Management Group Select Fund I, L.L.C. ("PMG Select") is the general partner of USVP SFI and USVP SFI-A and may be deemed to have sole voting and dispositive power with respect to the securites held by USVP SFI and USVP SFI-A.
(4)	The Reporting Person is the managing partner and a managing member of each of PMG XII and PMG Select, and may be deemed to share voting and dispositive power with respect to the securites described herein. The Reporting Person disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.
(5)	The Convertible Notes will automatically convert into Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Offering"). The conversion price is the lower of (a) 80% of the Offering price per share and (b) the valuation of the Issuer immediately prior to the closing of the Offering divided by the number of fully diluted shares of capital stock (on an as-converted basis) outstanding immediately prior to Offering, excluding the Convertible Notes.
Remarks: Exhibit 24 - Power of Attorney.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.