BlackRock reports holding half of Calamos’ Series H preferreds. Calamos Convertible Opportunities & Income (NASDAQ: CHI) files a passive stake.
BlackRock reports owning 345,000 shares (50%) of Calamos Convertible Opportunities & Income Fund's (CHI) Series H preferred shares, with shared voting and dispositive power. Other institutions also hold significant stakes. The filing details ownership structure and compliance with SEC regulations.
