UNDERWRITING AGREEMENT between HAYMAKER ACQUISITION CORP V, CANTOR FITZGERALD & CO. and WILLIAM BLAIR & COMPANY, L.L.C. Dated: [*], 2026Underwriting Agreement • September 2nd, 2026 • Haymaker Acquisition Corp V • Blank checks • New York
Contract Type FiledSeptember 2nd, 2026 Company Industry JurisdictionThe undersigned, Haymaker Acquisition Corp V (formerly known as Haymaker Medici Acquisition Corp.), a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with Cantor Fitzgerald & Co. (“Cantor”) and William Blair & Company, L.L.C. (“William Blair” and together with Cantor, the “Representatives”) and with the other underwriters named on Schedule A hereto (if any), for which the Representatives are acting as representatives (the Representatives and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only Cantor and William Blair are listed on such Schedule A, any references to Underwriters shall refer exclusively to Cantor and William Blair) as follows:
UNDERWRITING AGREEMENT between INFLECTION POINT ACQUISITION CORP. VIII and COHEN & COMPANY CAPITAL MARKETS, A DIVISION OF COHEN & COMPANY SECURITIES, LLC (“CCM”) As Representative of the Underwriters Dated: August 27, 2026Underwriting Agreement • September 2nd, 2026 • Inflection Point Acquisition Corp. VIII • Blank checks • New York
Contract Type FiledSeptember 2nd, 2026 Company Industry JurisdictionThe undersigned, Inflection Point Acquisition Corp. VIII, a Cayman Islands exempted company (the (“Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (“CCM” or the “Representative”) and with the other underwriters named on Schedule A hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only CCM is listed on such Schedule A, any references to Underwriters shall refer exclusively to CCM) as follows:
FORM OF UNDERWRITING AGREEMENT between RainRock Acquisition Corp. and COHEN & COMPANY CAPITAL MARKETS, A DIVISION OF COHEN & COMPANY SECURITIES, LLC As Representative of the Underwriters Dated: [●], 2026 FORM OF UNDERWRITING AGREEMENTUnderwriting Agreement • September 1st, 2026 • RainRock Acquisition Corp. • Blank checks • New York
Contract Type FiledSeptember 1st, 2026 Company Industry JurisdictionThe undersigned, RainRock Acquisition Corp., a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (“CCM”) (the “Representative”) and with the other underwriters named on Schedule A hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only the Representative is listed on such Schedule A, any references to Underwriters shall refer exclusively to the Representative) as follows:
7,500,000 Units Rainier Acquisition Corporation UNDERWRITING AGREEMENTUnderwriting Agreement • August 28th, 2026 • Rainier Acquisition Corp • Blank checks • New York
Contract Type FiledAugust 28th, 2026 Company Industry Jurisdiction
UNDERWRITING AGREEMENT between SOUTHPORT ACQUISITION CORP. II and COHEN & COMPANY CAPITAL MARKETS, A DIVISION OF COHEN & COMPANY SECURITIES, LLC as Representative of the Underwriters Dated: [●], 2026 UNDERWRITING AGREEMENTUnderwriting Agreement • August 28th, 2026 • Southport Acquisition Corp. II • Blank checks • New York
Contract Type FiledAugust 28th, 2026 Company Industry JurisdictionThe undersigned, Southport Acquisition Corp. II, a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (the “Representative”), and with the other underwriters named on Schedule A hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” and, each underwriter individually, as an “Underwriter,” provided that, if only the Representative is listed on such Schedule A, any references to Underwriters shall refer exclusively to the Representative) as follows:
SOUTHERN CROSS ACQUISITION II CORP. UNDERWRITING AGREEMENTUnderwriting Agreement • August 27th, 2026 • Southern Cross Acquisition II Corp. • Blank checks • New York
Contract Type FiledAugust 27th, 2026 Company Industry JurisdictionSouthern Cross Acquisition II Corp., a Cayman Islands exempted company with limited liability (the “Company”), hereby confirms its agreement with D. Boral Capital LLC (the “Representative”), as representative of the several underwriters named on Schedule A hereto (the “Underwriters” or, each underwriter individually, an “Underwriter”), as follows:
7,500,000 Units Rainier Acquisition Corporation UNDERWRITING AGREEMENTUnderwriting Agreement • August 24th, 2026 • Rainier Acquisition Corp • Blank checks • New York
Contract Type FiledAugust 24th, 2026 Company Industry Jurisdiction
UNDERWRITING AGREEMENT between INFLECTION POINT ACQUISITION CORP. VIII and COHEN & COMPANY CAPITAL MARKETS, A DIVISION OF COHEN & COMPANY SECURITIES, LLC (“CCM”) As Representative of the Underwriters Dated: [ ], 2026Underwriting Agreement • August 24th, 2026 • Inflection Point Acquisition Corp. VIII • Blank checks • New York
Contract Type FiledAugust 24th, 2026 Company Industry JurisdictionThe undersigned, Inflection Point Acquisition Corp. VIII, a Cayman Islands exempted company (the (“Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (“CCM” or the “Representative”) and with the other underwriters named on Schedule A hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only CCM is listed on such Schedule A, any references to Underwriters shall refer exclusively to CCM) as follows:
UNDERWRITING AGREEMENT between ESSENTIAL MINERALS ACQUISITION CORP and COHEN & COMPANY CAPITAL MARKETS, A DIVISION OF COHEN & COMPANY SECURITIES, LLC as Representative of the Underwriters Dated: [●], 2026 UNDERWRITING AGREEMENTUnderwriting Agreement • August 24th, 2026 • Essential Minerals Acquisition Corp • New York
Contract Type FiledAugust 24th, 2026 Company JurisdictionThe undersigned, Essential Minerals Acquisition Corp, a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (“CCM” or the “Representative”) and with the other underwriters named on Schedule A hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only the Representative is listed on such Schedule A, any references to Underwriters shall refer exclusively to the Representative) as follows:
Live Oak Acquisition Corp. VI 20,000,000 Units UNDERWRITING AGREEMENTUnderwriting Agreement • August 24th, 2026 • Live Oak Acquisition Corp. VI • Blank checks • New York
Contract Type FiledAugust 24th, 2026 Company Industry JurisdictionLive Oak Acquisition Corp. VI, a Cayman Islands exempted company (the “Company”), proposes to issue and sell to the several underwriters named in Schedule I hereto (the “Underwriters”), for whom Santander US Capital Markets LLC is acting as Representative (the “Representative”), an aggregate of 20,000,000 units (the “Units”) of the Company (said Units to be issued and sold by the Company being hereinafter called the “Underwritten Securities”) (the “Offering”). The Company also proposes to grant to the Underwriters an option to purchase up to 3,000,000 additional Units to cover over-allotments (the “Option Securities”; the Option Securities, together with the Underwritten Securities, being hereinafter called the “Securities”). Certain capitalized terms used in this Agreement and not otherwise defined are defined in Section 23 hereof.
UNDERWRITING AGREEMENT between NORTHSTRIVE ACQUISITION CORP I. and as Representative of the Several Underwriters UNDERWRITING AGREEMENT between NORTHSTRIVE ACQUISITION CORP I. and as Representative of the Several UnderwritersUnderwriting Agreement • August 20th, 2026 • NorthStrive Acquisition Corp I. • Blank checks • New York
Contract Type FiledAugust 20th, 2026 Company Industry JurisdictionThe undersigned, NORTHSTRIVE ACQUISITION CORP I., a Cayman Islands exempted company (the “Company”), hereby confirms its agreement (this “Agreement”) with D. Boral Capital LLC (hereinafter referred to as “you” (including its correlatives) or the “Representative”), and with the other underwriters named on Schedule 1 hereto for which the Representative is acting as representative (the Representative and such other underwriters being collectively called the “Underwriters” or, individually, an “Underwriter”) as follows:
UNDERWRITING AGREEMENT between KARMAN LINE ACQUISITION CORP. and COHEN & COMPANY CAPITAL MARKETS, a division of Cohen & Company Securities, LLC as Representative of the Underwriters Dated: August 17, 2026 UNDERWRITING AGREEMENTUnderwriting Agreement • August 19th, 2026 • Karman Line Acquisition Corp. • Blank checks • New York
Contract Type FiledAugust 19th, 2026 Company Industry JurisdictionThe undersigned, Karman Line Acquisition Corp., a Cayman Islands exempted company (formerly known as Meteora Venture Partners Acquisition Corporation VI Ltd., the “Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (the “Representative”) and with the other underwriters named on Schedule A attached hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only the Representative is listed on such Schedule A, any references to Underwriters shall refer exclusively to the Representative) as follows:
UNDERWRITING AGREEMENTUnderwriting Agreement • August 19th, 2026 • Southern Cross Acquisition II Corp. • Blank checks • New York
Contract Type FiledAugust 19th, 2026 Company Industry JurisdictionSouthern Cross Acquisition II Corp., a Cayman Islands exempted company with limited liability (the “Company”), hereby confirms its agreement with D. Boral Capital LLC (the “Representative”), as representative of the several underwriters named on Schedule A hereto (the “Underwriters” or, each underwriter individually, an “Underwriter”), as follows:
UNDERWRITING AGREEMENT between THUNDER BRIDGE CAPITAL PARTNERS V, LTD. and CANTOR FITZGERALD & CO. Dated: August 12, 2026 THUNDER BRIDGE CAPITAL PARTNERS V, LTD. UNDERWRITING AGREEMENTUnderwriting Agreement • August 14th, 2026 • Thunder Bridge Capital Partners V, Ltd. • Blank checks • New York
Contract Type FiledAugust 14th, 2026 Company Industry JurisdictionThe undersigned, Thunder Bridge Capital Partners V, Ltd., a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with Cantor Fitzgerald & Co. (“Cantor” or the “Representative”) and with the other underwriters named on Schedule A hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only Cantor is listed on such Schedule A, any references to Underwriters shall refer exclusively to Cantor) as follows:
ARC GROUP SECURITIES ACQUISITION II UNDERWRITING AGREEMENTUnderwriting Agreement • August 13th, 2026 • ARC Group Securities Acquisition II • Blank checks • New York
Contract Type FiledAugust 13th, 2026 Company Industry JurisdictionARC Group Securities Acquisition II, a Cayman Islands exempted company (the “Company”), hereby confirms its agreement (this “Agreement”) with ARC Group Securities LLC (hereinafter referred to as “you” (including its correlatives) acting as representative (the “Representative”) of the several underwriters named on Schedule A hereto (the “Underwriters” or, each underwriter individually, an “Underwriter”), as follows:
UNDERWRITING AGREEMENT between NORTHSTRIVE ACQUISITION CORP I. and as Representative of the Several Underwriters UNDERWRITING AGREEMENT between NORTHSTRIVE ACQUISITION CORP I. and as Representative of the Several UnderwritersUnderwriting Agreement • August 11th, 2026 • NorthStrive Acquisition Corp I. • Blank checks • New York
Contract Type FiledAugust 11th, 2026 Company Industry JurisdictionThe undersigned, NORTHSTRIVE ACQUISITION CORP I., a Cayman Islands exempted company (the “Company”), hereby confirms its agreement (this “Agreement”) with D. Boral Capital LLC (hereinafter referred to as “you” (including its correlatives) or the “Representative”), and with the other underwriters named on Schedule 1 hereto for which the Representative is acting as representative (the Representative and such other underwriters being collectively called the “Underwriters” or, individually, an “Underwriter”) as follows:
UNDERWRITING AGREEMENT between KARMAN LINE ACQUISITION CORP. and COHEN & COMPANY CAPITAL MARKETS, a division of Cohen & Company Securities, LLC as Representative of the Underwriters Dated: [●], 2026 UNDERWRITING AGREEMENTUnderwriting Agreement • August 11th, 2026 • Karman Line Acquisition Corp. • Blank checks • New York
Contract Type FiledAugust 11th, 2026 Company Industry JurisdictionThe undersigned, Karman Line Acquisition Corp., a Cayman Islands exempted company (formerly known as Meteora Venture Partners Acquisition Corporation VI Ltd., the “Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (the “Representative”) and with the other underwriters named on Schedule A attached hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only the Representative is listed on such Schedule A, any references to Underwriters shall refer exclusively to the Representative) as follows:
Underwriting Agreement between Market Technology Acquisition Corp and BTIG, LLC Dated [_], 2026 (the “Agreement”) MARKET TECHNOLOGY ACQUISITION CORP UNDERWRITING AGREEMENTUnderwriting Agreement • July 10th, 2026 • Market Technology Acquisition Corp • Blank checks • New York
Contract Type FiledJuly 10th, 2026 Company Industry JurisdictionThe undersigned, Market Technology Acquisition Corp, a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with BTIG, LLC (“BTIG” or the “Representative”) and with the other underwriters named on Schedule A hereto (if any), for which the Representative is acting as representative (the Representative and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only BTIG is listed on such Schedule A, any references to the Underwriters shall refer exclusively to BTIG) as follows:
UNDERWRITING AGREEMENT between COLUMBUS CIRCLE CAPITAL CORP III and COHEN & COMPANY CAPITAL MARKETS, A DIVISION OF COHEN & COMPANY SECURITIES, LLC and CLEAR STREET LLC as Representatives of the Underwriters Dated: July 8, 2026 UNDERWRITING AGREEMENTUnderwriting Agreement • July 10th, 2026 • Columbus Circle Capital Corp III • Blank checks • New York
Contract Type FiledJuly 10th, 2026 Company Industry JurisdictionThe undersigned, Columbus Circle Capital Corp III, a Cayman Islands exempted company (the “Company”), hereby confirms its agreement with Cohen & Company Capital Markets, a division of Cohen & Company Securities, LLC (“CCM”), and Clear Street LLC (“Clear Street” and collectively with CCM, the “Representatives” and each, a “Representative”), and with the other underwriters named on Schedule A hereto (if any), for which the Representatives are acting as representatives (the Representatives and such other underwriters being collectively referred to herein as the “Underwriters” or, each underwriter individually, an “Underwriter,” provided that, if only the Representatives are listed on such Schedule A, any references to Underwriters shall refer exclusively to the Representatives) as follows: