Document:

EX-4.1

 Exhibit 4.1 

NUMBER UNITS 
 U- 

SEE REVERSE FOR CERTAIN DEFINITIONS 

CUSIP [●] 
 MOBIV
ACQUISITION CORP 
 UNITS CONSISTING OF ONE CLASS A COMMON STOCK AND ONE HALF OF ONE REDEEMABLE WARRANT, 

EACH WARRANT ENTITLING THE HOLDER 

TO PURCHASE ONE OF ONE SHARE OF CLASS A COMMON STOCK 

THIS CERTIFIES THAT
                                 is the owner of
                 Units. 
 Each Unit
(“Unit”) consists of one (1) share of Class A Common Stock, par value $0.000001 per share (“Common Stocks”), of Mobiv Acquisition Corp, a State of Delaware corporation (the “Company”), and one half of one
redeemable warrant (each half warrant, a “Warrant”). Each whole Warrant entitles the holder to purchase one share of Common Stock (subject to adjustment) at a price of $11.50 per share (subject to adjustment). Each Warrant will become
exercisable on the later of (i) [thirty (30) days after] the Company’s completion of an initial merger, capital share exchange, asset acquisition, share purchase, reorganization or other similar business combination with one or more
businesses (each a “Business Combination”), and (ii) twelve (12) months from the closing of the Company’s initial public offering, and will expire unless exercised before 5:00 p.m., Eastern Time, on the date that is five
(5) years after the date on which the Company completes its Business Combination, or earlier upon redemption or liquidation. 
 The
Common Stock and Warrants comprising the Units represented by this certificate are not transferable separately prior to                     ,
2022, unless the representative of the underwriters elects to allow earlier separate trading, subject to the Company’s filing of a Current Report on Form 8-K with the Securities and Exchange Commission
containing an audited balance sheet reflecting the Company’s receipt of the gross proceeds of the Company’s initial public offering and issuing a press release announcing when separate trading will begin. No fractional warrants will be
issued upon separation of the Units. 
 The terms of the Warrants are governed by a Warrant Agreement dated as of
                , 2022 (the “Warrant Agreement”) between the Company and Continental Stock Transfer & Trust Company as Warrant Agent and are subject
to the terms and provisions contained therein, all of which terms and provisions the holder of this certificate consents to by acceptance hereof. Copies of the Warrant Agreement are on file at the office of the Warrant Agent at 1 State Street 30th floor, New York, NY 10004, and are available to any Warrant holder on written request and without cost. 

Upon the consummation of the Business Combination, the Units represented by this certificate will automatically separate into the shares of
Common Stock and Warrants comprising such Units. 
 This certificate is not valid unless countersigned by the Transfer Agent and registered
by the Registrar of the Company. 
 This certificate shall be governed by and construed in accordance with the law of the State of New York.

 Witness the facsimile signatures of the duly authorized officers of the Company: 

 

							
	 Chief Executive Officer
	 	
                
	  	 Corporate Secretary
	  	
                

 MOBIV ACQUISITION CORP 

The Company will furnish without charge to each unitholder who so requests a statement of the powers, designations, preferences and relative, participating,
optional or other special rights of each class of shares or series thereof of the Company and the qualifications, limitations, or restrictions of such preferences and/or rights. The following abbreviations, when used in the inscription on the face
of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations: 
  

 
 TEN COM –
             as tenants in common 
 TEN ENT –
            as tenants by the entirety 
 JT TEN –
            as joint tenants with right of survivorship and not as tenants in common 
  

					
	 UNIF GIFT MIN ACT —
                 Custodian                      under
Uniform Gifts to Minors Act                     

	                                      
              (Cust)	 	(Minor)        	 	(State)        

  
  

Additional abbreviations may also be used though not in the above list. 

For value
received,                     hereby sells, assigns and transfers unto
                                         
                                         
               
 whose social security number or other identifying number is
                     and whose address is
                                         
                    

                          
      ,                          Units represented by the within Certificate, and does
hereby irrevocably constitute and appoint                             Attorney to transfer the said
Units on the books of the within named Company with full power of substitution in the premises. 
  

							
	Dated:                                	  		 	 	 	            
		  		 	(legal signature)	 	

 NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPONDENCE WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN
EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATSOEVER. 
 Signature(s) Guaranteed:
                                     

The signature must be guaranteed by an eligible guarantor institution (banks, stockbrokers, savings & loan associations and credit unions with
membership in an approved signature guarantee medallion program, pursuant to SEC Rule 17A d-15 (or any successor rule) under the Securities Exchange Act of 1934, as amended). 

In each case, as more fully described in the Company’s final prospectus for its initial public offering dated
                , 2022, the holder(s) of this certificate shall be entitled to receive a pro rata portion of certain funds held in the trust account
established in connection with the Company’s initial public offering only in the event that (i) the Company redeems the shares of Common Stock sold in the Company’s initial public offering and liquidates because it does not consummate
the Business Combination by the date set forth in the Company’s amended and restated certificate of incorporation, (ii) the Company redeems the shares of Common Stock sold in its initial public offering in connection with a shareholder
vote to amend the Company’s amended and restated certificate of incorporation (a) to modify the substance or timing of the Company’s obligation to allow redemption in connection with the Company’s Business Combination or to
redeem 100% of the shares of Common Stock if it does not consummate the Business Combination by the date set forth in the Company’s amended and restated certificate of incorporation or (b) with respect to any other material provisions
relating to shareholders’ rights or pre-initial business combination activity, and the holder(s) of this certificate elects to have the shares of Common Stock held by him, her or it redeemed pursuant to
that offer or (iii) if the holder(s) seek(s) to redeem for cash his, her or its respective shares of Common Stock in connection with a tender offer (or proxy solicitation, solely in the event the Company seeks shareholder approval of the
proposed 

 
Business Combination) setting forth the details of a proposed Business Combination. In no other circumstances shall the holder(s) have any right or interest of any kind in or to the trust
account.EX-4.2

 Exhibit 4.2 

NUMBER 
 C- 

SHARES 
 SEE REVERSE FOR 

CERTAIN DEFINITIONS 
 CUSIP
[●] 
 MOBIV ACQUISITION CORP 

FORMED UNDER THE LAW OF THE STATE OF DELAWARE 

CLASS A COMMON STOCK 

This Certifies that 

_______________________________________________________________________________is the owner of
___________________________________________________________________________________________ 
 FULLY PAID AND
NON-ASSESSABLE CLASS A COMMON STOCK, PAR VALUE $0.000001, OF 
 MOBIV ACQUISITION CORP 

(THE “COMPANY”) 
 transferable on the
books of the Company in person or by duly authorized attorney upon surrender of this certificate properly endorsed. 
 The Company will be required to
redeem all of its Class A common stock if it does not complete a business combination by the date set forth in the Company’s amended and restated memorandum and articles of association, as the same may be amended from time to time, all as
more fully described in the Company’s final prospectus dated __________, 2022. 
 This certificate is not valid unless countersigned by the Transfer
Agent and registered by the Registrar. Witness the facsimile signatures of its duly authorized officers. 
  

					
	Chief Executive Officer	  		  	Secretary

 MOBIV ACQUISITION CORP 

The Company will furnish without charge to each shareholder who so requests a statement of the powers, designations, preferences and relative,
participating, optional or other special rights of each class of shares or series thereof of the Company and the qualifications, limitations, or restrictions of such preferences and/or rights. This certificate and the shares represented thereby are
issued and shall be held subject to all the provisions of the Company’s Certificate of Incorporation and all amendments thereto and resolutions of the Company’s Board of Directors providing for the issue of securities (copies of which may
be obtained from the Secretary of the Company) to all of which the holder of this certificate by acceptance hereof assents. The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they
were written out in full according to applicable laws or regulations: 
 TEN COM – ____ as Tenants in Common 

TEN ENT – ____ as Tenants by the Entirety 
 JT TEN –
____ as joint tenants with right of survivorship and not as tenants in common 

											
	UNIF GIFT MIN ACT —	  	 	  	Custodian	  	 	  	under Uniform Gifts to Minors Act	  	 
		  	(Cust)	  		  	(Minor)	  		  	(State)

 _ 

 Additional abbreviations may also be used though not in the above list. 

For value received, _____________________________________hereby sells, assigns and transfers
unto_____________________________ (insert name and social security number or other identifying number of assignee) whose address is _______________________ ________________________________________________, ____________________ Class A
common stock represented by the within Certificate, and hereby irrevocably constitutes and appoints ________________ Attorney to transfer the said shares on the books of the within named Company with full power of substitution in the premises. 

 

							
	Dated:	 	 	  		  	
		 		  		  	(legal signature)

 Notice: The signature to this assignment must correspond with the name as written upon the face of the certificate in every
particular without alteration or enlargement or any change whatsoever. 
 Signature(s) Guaranteed:
                                         
                
 The signature must be guaranteed by an eligible guarantor
institution (banks, stockbrokers, savings & loan associations and credit unions with membership in an approved signature guarantee medallion program pursuant to SEC Rule 17A d-15 (or any successor
rule) under the Securities Exchange Act of 1934, as amended).
 In each case, as more fully described in the Company’s final prospectus for its initial
public offering dated             , 2022, the holder(s) of this certificate shall be entitled to receive a pro rata portion of certain funds held in the trust account
established in connection with the Company’s initial public offering only in the event that (i) the Company redeems the Class A common stock sold in the Company’s initial public offering and liquidates because it does not
consummate an initial business combination by the date set forth in the Company’s amended and restated memorandum and articles of association, (ii) the Company redeems the Class A common stock sold in its initial public offering
properly submitted in connection with a shareholder vote to amend the Company’s amended and restated memorandum and articles of association (a) to modify the substance or timing of the Company’s obligation to allow redemptions in
connection with its initial business combination or to redeem 100% of the Class A common stock if it does not consummate an initial business combination by the date set forth in the Company’s amended and restated memorandum and articles of
association or (b) with respect to any other provisions relating to shareholders’ rights or pre-initial business combination activity, or (iii) if the holder(s) seek(s) to redeem
for cash his, her or its respective Class A common stock in connection with a tender offer (or proxy solicitation, solely in the event the Company seeks shareholder approval of the proposed initial business combination) setting forth the
details of a proposed initial business combination. In no other circumstances shall the holder(s) have any right or interest of any kind in or to the trust account.

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