Calamos Convertible Opportunities and Income Fund is a US-based company operating in industry. The company is headquartered in Naperville, Illinois. The company went IPO on 2002-06-26. Calamos Convertible Opportunities and Income Fund (the Fund) is a diversified, closed-end management investment company. The Fund's investment objective is to provide total return through a combination of capital appreciation and current income. The Fund invests at least 80% of its managed assets in a diversified portfolio of convertible securities and non-convertible income securities. The Fund may invest in a diversified portfolio of convertible securities and high-yield bonds. The Fund may also invest in synthetic convertible instruments created by third parties, typically investment banks. The Fund holds investments in a range of sectors, such as information technology, communication services, healthcare, financials, energy, industrials, utilities, materials, real estate, consumer staples and other. Calamos Advisors LLC is an investment advisor of the Fund.