0001193125-19-073090 Sample Contracts

SUB-PLACEMENT AGENT AGREEMENT Foreside Fund Services, LLC Three Canal Plaza, Suite 100 Portland, Maine 04101

Sub-Placement Agent Agreement • March 13th, 2019 • Calamos Convertible Opportunities & Income Fund • New York

• Contract Type
  Sub-Placement Agent Agreement
• Filed
  March 13th, 2019
• Company
  Calamos Convertible Opportunities & Income Fund
• Jurisdiction
  New York

DISTRIBUTION AGREEMENT

Distribution Agreement • March 13th, 2019 • Calamos Convertible Opportunities & Income Fund • New York

• Contract Type
  Distribution Agreement
• Filed
  March 13th, 2019
• Company
  Calamos Convertible Opportunities & Income Fund
• Jurisdiction
  New York

This DISTRIBUTION AGREEMENT (this “Agreement”) made as of March 8, 2019 by and between Calamos Convertible Opportunities and Income Fund, a Delaware statutory trust (the “Fund”), and Foreside Fund Services, LLC, a Delaware limited liability company (the “Distributor”).