Who owns Calamos Russell 2000 Structured Alt Protection ETF – October?
Institutional ownership of CPRO from SEC Form 13F filings across 15 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
15
13F holders
$7.0M
value, 2026 filers
25.9%
of shares outstanding (265,663 sh)
3
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of CPRO's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | COMMONWEALTH EQUITY SERVICES, LLC | 79,982 | $2.3M | 0.0% | 7.8% | -4.1% |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 74,658 | $2.1M | 0.0% | 7.3% | +405.4% |
| 3 | WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | 26,048 | $734,814 | 0.0% | 2.5% | 0.0% |
| 4 | Capital Analysts, LLC | 17,361 | $489 | 0.0% | 1.7% | 0.0% |
| 5 | OLD MISSION CAPITAL LLC | 17,103 | $481,877 | 0.0% | 1.7% | -24.2% |
| 6 | FIDUCIARY FINANCIAL ADVISORSNEW | 10,563 | $297,613 | 0.0% | 1% | new |
| 7 | Sloy Dahl & Holst, LLC | 10,150 | $285,977 | 0.0% | 1% | +0.7% |
| 8 | HARBOUR INVESTMENTS, INC. | 9,587 | $270,114 | 0.0% | 0.9% | -89.8% |
| 9 | MGO ONE SEVEN LLC | 9,000 | $253,575 | 0.0% | 0.9% | 0.0% |
| 10 | UBS Group AG | 4,329 | $121,970 | 0.0% | 0.4% | +2332.0% |
| 11 | Montgomery Financial Services LLCNEW | 2,416 | $68,071 | 0.1% | 0.2% | new |
| 12 | CREATIVE FINANCIAL DESIGNS INC /ADV | 1,651 | $46,517 | 0.0% | 0.2% | -19.1% |
| 13 | BURKETT FINANCIAL SERVICES, LLC | 1,600 | $45,080 | 0.0% | 0.2% | -55.2% |
| 14 | Steward Partners Investment Advisory, LLC | 810 | $22,822 | 0.0% | 0.1% | 0.0% |
| 15 | ASSETMARK, INCNEW | 405 | $11,411 | 0.0% | 0% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.