Calamos Dynamic Convertible and Income Fund (the Fund) is a diversified, closed-end management investment company. The Fund's investment strategy is to provide total return through a combination of capital appreciation and current income. The Fund invests in a diversified portfolio of convertible and high yield securities. The Fund is focused on investing at least 80% of the Fund's managed assets will be invested in convertible securities and income-producing securities, with at least 50% of the Fund's managed assets invested in convertible securities. The Fund may invest up to 50% of its managed assets in securities of foreign issuers, with up to 15% of its managed assets in securities issued by foreign issuers in emerging markets. The Fund holds investments in various sectors, such as consumer discretionary, information technology, healthcare, communication services, industrials, financials, utilities, energy, materials and real estate. Calamos Advisors LLC is its investment advisor.