71 institutions reported holding $79.4M of CALAMOS (CPZ) in SEC 13F filings for 2026-06-30. Largest institutional holders: MORGAN STANLEY ($10.9M), SIT INVESTMENT ASSOCIATES INC ($10.8M), RIVERNORTH CAPITAL MANAGEMENT, LLC ($6.1M), RAYMOND JAMES FINANCIAL INC ($5.0M), Penserra Capital Management LLC ($4.6M). Source: SEC Form 13F.
来源:SEC 13F 申报文件 · 截至 2026-06-30