CALAMOS CONV OPPORTUNITIES & SH BEN INT is a security (CUSIP 128117108) tracked across SEC portfolio filings. 152 institutional managers reported $200.1M on Form 13F as of 2026-06-30; 1 registered fund positions totaling $591K via N-PORT as of 2026-03-31.
Showing 15 of 152 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $28.2M | 2,629,637 |
| UBS Group AG | Zurich, V8 | $25.5M | 2,378,396 |
| MORGAN STANLEY | NEW YORK, NY | $15.2M | 1,413,476 |
| D.A. DAVIDSON & CO. | GREAT FALLS, MT | $14.9M | 1,105,418 |
| WELLS FARGO & COMPANY/MN | SAN FRANCISCO, CA | $14.6M | 1,358,593 |
| COMMONWEALTH EQUITY SERVICES, LLC | WALTHAM, MA | $7.6M | 563,686 |
| LPL Financial LLC | FORT MILL, SC | $7.2M | 673,698 |
| GUGGENHEIM CAPITAL LLC | Chicago, IL | $6.5M | 609,476 |
| Baird Financial Group, Inc. | MILWAUKEE, WI | $6.3M | 591,236 |
| Marathon Strategic Advisors, LLC | PITTSBURGH, PA | $3.9M | 293,821 |
| Advisors Asset Management, Inc. | Monument, CO | $3.6M | 330,954 |
| AVANTAX ADVISORY SERVICES, INC. | DALLAS, TX | $3.4M | 320,756 |
| RAYMOND JAMES FINANCIAL INC | ST. PETERSBURG, FL | $3.2M | 301,680 |
| Creekside Partners | PETALUMA, CA | $3.2M | 237,856 |
| OPPENHEIMER & CO INC | NEW YORK, NY | $3.2M | 237,341 |
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Cohen & Steers Closed-End Opportunity Fund, Inc. | Cohen & Steers Closed-End Opportunity Fund, Inc. | $591K | 16.37% |