Who Owns CALAMOS CONV OPPORTUNITIES & (CHI)? -- Institutional Holders (2026-06-30)

149 institutions reported holding $252.9M of CALAMOS CONV OPPORTUNITIES & (CHI) in SEC 13F filings for 2026-06-30. Largest institutional holders: BANK OF AMERICA CORP /DE/ ($38.8M), UBS Group AG ($34.6M), MORGAN STANLEY ($20.8M), WELLS FARGO & COMPANY/MN ($18.3M), D.A. DAVIDSON & CO. ($14.9M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BANK OF AMERICA CORP /DE/$38.8M2.9MAdded
2UBS Group AG$34.6M2.6MAdded
3MORGAN STANLEY$20.8M1.6MAdded
4WELLS FARGO & COMPANY/MN$18.3M1.4MAdded
5D.A. DAVIDSON & CO.$14.9M1.1MAdded
6LPL Financial LLC$9.4M700,766Added
7GUGGENHEIM CAPITAL LLC$8.6M643,309Added
8AMERIPRISE FINANCIAL INC$8.6M640,127Trimmed
9Baird Financial Group, Inc.$8.3M613,861Added
10COMMONWEALTH EQUITY SERVICES, LLC$7.6M563,686Trimmed
11Advisors Asset Management, Inc.$7.2M533,895Added
12Marathon Strategic Advisors, LLC$3.9M293,821Added
13RAYMOND JAMES FINANCIAL INC$3.9M288,924Trimmed
14HARBOUR INVESTMENTS, INC.$3.7M273,702Trimmed
15OSAIC HOLDINGS, INC.$3.5M259,047Added
16Creekside Partners$3.2M237,856Added
17OPPENHEIMER & CO INC$3.2M237,341Added
18Royal Bank of Canada$3.0M222,047Added
19Samalin Investment Counsel, LLC$2.8M206,445Added
20Cetera Investment Advisers$2.5M183,537Trimmed
21NewEdge Advisors, LLC$2.3M168,723Added
22Rockefeller Capital Management L.P.$2.1M154,322Trimmed
23Cambridge Investment Research Advisors, Inc.$2.0M148,918Trimmed
24Grange Capital, LLC$2.0M146,012Trimmed
25Focus Partners Wealth$1.9M141,775Trimmed

Source: SEC Form 13F filings · as of 2026-06-30