CALAMOS RUSSELL 2000 STRUCTURED ALT PROTECTION ETF - OCTOBER ETF is a security (CUSIP 12811T118) tracked across SEC portfolio filings. 24 institutional managers reported $10.5M on Form 13F as of 2026-06-30.
Showing 15 of 24 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| HARBOUR INVESTMENTS, INC. | MADISON, WI | $2.5M | 93,645 |
| COMMONWEALTH EQUITY SERVICES, LLC | WALTHAM, MA | $2.3M | 79,982 |
| Owen LaRue, LLC | ELIZABETHTOWN, KY | $1.5M | 54,121 |
| Calamos Wealth Management LLC | NAPERVILLE, IL | $781K | 27,738 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | PLYMOUTH, MN | $735K | 26,048 |
| OLD MISSION CAPITAL LLC | CHICAGO, IL | $613K | 22,578 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $401K | 14,772 |
| Rooted Wealth Advisors, Inc. | BOURBONNAIS, IL | $353K | 12,546 |
| Sloy Dahl & Holst, LLC | Vancouver, WA | $274K | 10,080 |
| Astoria Portfolio Advisors LLC. | NEW YORK, NY | $270K | 9,568 |
| STOLZ & ASSOCIATES, PS | TACOMA, WA | $269K | 9,530 |
| MGO ONE SEVEN LLC | Beachwood, OH | $254K | 9,000 |
| Farther Finance Advisors, LLC | SAN FRANCISCO, CA | $57K | 2,022 |
| Legacy Investment Solutions, LLC | BOISE, ID | $50K | 2,020 |
| CREATIVE FINANCIAL DESIGNS INC /ADV | KOKOMO, IN | $47K | 1,651 |