v3.26.1
Cover
Aug. 12, 2026
Document Type 8-K
Amendment Flag false
Document Period End Date Aug. 12, 2026
Entity File Number 001-43389
Entity Registrant Name Mercator Acquisition Corp.
Entity Central Index Key 0002106436
Entity Tax Identification Number 98-1905384
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One 85 Washington St
Entity Address, Address Line Two 1F
Entity Address, City or Town Norwalk
Entity Address, State or Province CT
Entity Address, Postal Zip Code 06854
City Area Code 203
Local Phone Number 930-2200
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Units, each consisting of one Class A ordinary share and one-half of one Redeemable Warrant  
Title of 12(b) Security Units, each consisting of one Class A ordinary share and one-half
Trading Symbol MRCOU
Security Exchange Name NASDAQ
Class A ordinary Shares, par value $0.0001 per share  
Title of 12(b) Security Class A ordinary Shares, par value $0.0001 per share
Trading Symbol MRCO
Security Exchange Name NASDAQ
Redeemable Warrants, each whole warrant exercisable for one Class A ordinary share at a price of $11.50 per share  
Title of 12(b) Security Redeemable Warrants, each whole warrant exercisable for one Class A
Trading Symbol MRCOW
Security Exchange Name NASDAQ