CPSLvsBUFRETF Comparison
ETF 1
CPSL
Calamos Laddered S&P 500 Structured Alt Protection ETF
This fund is part of
Options Strategies
-0.49%
VS
Calamos Laddered S&P 500 Structured Alt Protection ETF (CPSL) and FT Vest Fund of Buffer ETF (BUFR) have similar underlying exposures to countries and sectors. They also belong to the same industry segment: Options Strategies. CPSL is less expensive with a Total Expense Ratio (TER) of 0.79%, versus 0.95% for BUFR. CPSL is up 3.68% year-to-date (YTD) with +$54M in YTD flows. BUFR performs better with 8.88% YTD performance, and +$1.40B in YTD flows. Run a side-by-side ETF comparison of CPSL and BUFR below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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CPSL vs BUFR performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/10/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | CPSL BUFR | +0.14%-0.01% | +1.47%+3.21% | +3.68%+8.88% | +5.46%+13.10% | n/a+47.64% | n/a+60.45% |
| Flows | CPSL BUFR | +$18M+$155M | +$37M+$663M | +$54M+$1.40B | +$65M+$2.09B | -+$6.32B | -+$7.79B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | CPSL BUFR | +1.68%+5.87% | +1.80%+6.54% | n/a+9.08% | n/a+10.69% |
| Max drawdown | CPSL BUFR | -0.32%-1.48% | -1.09%-4.57% | n/a-12.72% | n/a-13.60% |
| Max drawdown duration | CPSL BUFR | 15d16d | 41d42d | n/a124d | n/a513d |
Trading data
CPSL | BUFR | |
Last sale 9/11/2026 at 1:30 PM | $28.28 | $37.36 |
| Previous close 09/10/2026 | $28.24 | $37.16 |
| Consolidated volume 09/10/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 9/11/2026 at 1:30 PM
Live
Closed
CPSL | BUFR | |
|---|---|---|
| Last price | $28.28 | $37.36 |
| 1D performance | +0.14% | +0.54% |
| AuM | $150.92 M | $10.58 B |
| E/R | 0.79% | 0.95% |
Characteristics
CPSL | BUFR | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | Calamos Investments | First Trust |
| Benchmark | - | - |
| N° of holdings | 1 | 1 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 9, 2024 | August 10, 2020 |
| ESG | No | No |
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Exposure
Countries
CPSL
Other
100%
BUFR
Other
100%
Sectors
CPSL
Other
100%
BUFR
Other
100%
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Diversification
CPSL
Total weight of top 12 holdings out of 12
99.91%
BUFR
Total weight of top 12 holdings out of 12
99.92%
Top 15 holdings
Data as of July 31, 2026
CPSL
US12811T8861
8.34%
US12811T7046
8.34%
US12811T8291
8.34%
US12811T7954
8.33%
US12811T8036
8.33%
US12811T7871
8.33%
US12811T8119
8.33%
US12811T7616
8.33%
US12811T7533
8.32%
US12811T7798
8.32%
US12811T6055
8.31%
US12811T7467
8.29%
BUFR
US33740U2087
8.38%
US33740U3077
8.36%
US33740F6640
8.36%
US33740F8620
8.34%
US33740F8471
8.33%
US33740F6236
8.33%
US33740U5056
8.32%
US33740F7630
8.31%
US33740U8852
8.30%
US33740F5998
8.30%
US33740F7481
8.30%
US33740F7226
8.29%
Frequently asked questions about CPSL and BUFR
How have the CPSL and BUFR ETFs performed in 2026?
As of September 10, 2026, CPSL is up 3.68% year-to-date (YTD), while BUFR has returned 8.88%. That puts BUFR better performer ahead so far this year.
Which ETF is attracting more investor money: CPSL or BUFR?
Year-to-date, the CPSL ETF saw +$54M in flows, compared to +$1.40B for BUFR.
Which ETF is more volatile: CPSL or BUFR?
Over the past year, CPSL had a volatility of 1.8%, while BUFR experienced 6.54%.
Which ETF is bigger: CPSL or BUFR?
As of September 10, 2026, CPSL holds $150.92 M in assets under management (AUM), while BUFR manages $10.58 B.
What are the top holdings of the CPSL ETF and BUFR ETF?
CPSL top holdings include US12811T8861, US12811T7046 and US12811T8291. BUFR holds in its top three: US33740U2087, US33740U3077 and US33740F6640.
Which ETF is more diversified: CPSL or BUFR?
CPSL has 12 securities and BUFR has 12 securities.
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Latest news about CPSL & BUFR
Political Risk Isn’t Going Away: Build Resilient Portfolios with Calamos ETFs
December 22, 2025
CPSL
Notable ETF Filings and Launches Recap: September 2024
September 26, 2024
CPSL
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