Calamos Bitcoin 80 Series Structured Alt Protection ETF - April
Data updated: 2026-09-29
C000256936 — Calamos Bitcoin 80 Series Structured Alt Protection ETF - April. Alternative · $5.19M AUM. Holdings, fees, performance and SEC filings.
C000256936 Fund Overview
Calamos Bitcoin 80 Series Structured Alt Protection ETF - April is a US ETF managed by Calamos ETF Trust, categorised as Alternative. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Calamos ETF Trust
- Category: Alternative
- Assets under management: $5.19M
- 1-year return: -16.3%
- SEC CIK: 0001579881
- SEC series ID: S000090059
- Share class ID: C000256936
C000256936 Investment Objective and Strategy
Calamos Bitcoin 80 Series Structured Alt Protection ETF - April describes its objective and strategy as follows, from its latest prospectus filed with the SEC by Calamos ETF Trust.
Investment objective
"Calamos Bitcoin 80 Series Structured Alt Protection ETF ? April (the ""Fund"") seeks to provide investment results that, before taking total fund operating fees and expenses into account, track the positive price return of the CME CF Bitcoin Reference Rate New York Variant (""BRRNY"") (""Spot bitcoin""). As described below, the Fund seeks to achieve its investment objective through investments in over-the-counter Options (""OTC Options"") and/or, if and when available, FLexible EXchange Options (""FLEX Options"") and/or listed exchange traded options (""Listed Options""). The FLEX Options and/or Listed Options will each reference the price performance of (A) one or more of the iShares Bitcoin Trust ETF (""IBIT""), Grayscale Bitcoin Mini Trust (""BTC""), Bitwise Bitcoin ETF (""BITB""), Fidelity ?
Wise Origin ? Bitcoin Fund (""FBTC"") and ARK 21 Shares Bitcoin ETF (""ARKB"") (each, an ""Underlying ETP"" and collectively, the ""Underlying ETPs"") which, in turn, own bitcoin that is held by a bitcoin custodian in each instance on behalf of the respective Underlying ETPs and/or (B) one or more indexes that are designed to track the price of bitcoin (""Bitcoin Index"") up to a cap of 51.76% (the ""Cap""), while seeking to provide a Floor with protection against a loss exceeding 20% of the negative price return of Spot bitcoin (before total fund operating fees and expenses) over the Outcome Period for the period from April 7, 2025 through April 6, 2026."
Principal investment strategy
Additionally, effective April 8, 2026, the first sentence in the second paragraph under the Principal Investment Strategies section on page 2 of the Funds prospectus is hereby removed and replaced with the following: The Fund seeks to provide protection against a loss exceeding 20% (by providing a Floor against the negative price return of Spot bitcoin exceeding 20%) prior to taking into account any fees or expenses charged to the Fund.
C000256936 Holdings
Top 1 holdings of Calamos Bitcoin 80 Series Structured Alt Protection ETF - April by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Jared, Mulcay & Co., Inc. | 98.49% |
C000256936 Portfolio Allocation
Asset-class allocation of Calamos Bitcoin 80 Series Structured Alt Protection ETF - April by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Derivatives | 98.5% |
C000256936 Performance
Total returns for C000256936 (as of 2026-10-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -17.7% |
| 1 year | -16.3% |
C000256936 Risk Information
Risk metrics for C000256936, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 26.1%
C000256936 Costs and Fees
C000256936 costs about $69 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.69%
- Gross expense ratio: 0.69%
- Portfolio turnover: 0%
- Brokerage commissions: 2.91 bps of average net assets (SEC N-CEN)
C000256936 Cashflows
Over the 12 months to 2026-04, Calamos Bitcoin 80 Series Structured Alt Protection ETF - April had net outflows of $429.03K, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | $0 |
| 2026-03 | $1.14M |
| 2026-02 | $1.08M |
| 2026-01 | $0 |
| 2025-12 | $0 |
| 2025-11 | −$1.39M |
C000256936 Debt Constituents
No individual debt constituents are reported in Calamos Bitcoin 80 Series Structured Alt Protection ETF - April's latest SEC N-PORT filing.
C000256936 Prospectus and SEC Filings
Official Calamos Bitcoin 80 Series Structured Alt Protection ETF - April filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-11-26
- Prospectus (485BPOS) — filed 2025-01-31
- Prospectus supplement (497) — filed 2025-04-08
- Portfolio holdings (N-PORT) — filed 2026-09-29
- Portfolio holdings (N-PORT) — filed 2026-06-26
- Portfolio holdings (N-PORT) — filed 2026-03-31
- Annual census (N-CEN) — filed 2025-10-14
Related Funds
Other Alternative funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.