CSAIX expense ratio history
Mast Managed Futures Strategy Fund, CLASS I SHARES
Expense ratio: 1.58%
- In basis points
- 158 basis points
- Yearly cost per $10,000
- $158
- Prospectus dated
- 28 February 2026, filed with the SEC; rounded to 0.01%
- Last change
- Raised from 1.44% on 28 February 2026
Fee over time
Share classes
The same fund is sold as 3 share classes, each with its own fee. Figures are from each class's latest prospectus in SEC filings, rounded to 0.01%.
| Ticker | Share class | Fee | After waivers | Prospectus dated |
|---|---|---|---|---|
| CSAIX (this page) | CLASS I SHARES | 1.58% | 1.30% | 28 Feb 2026 |
| CSACX | Class C Shares | 2.58% | 2.30% | 28 Feb 2026 |
| CSAAX | Class A Shares | 1.83% | 1.55% | 28 Feb 2026 |
Every figure we've recorded
| Date | Fee | What happened |
|---|---|---|
| 28 Feb 2026 | 1.58% | In the prospectusTotal annual fund operating expenses in the prospectus dated 2026-02-28 (form 497), from SEC bulk data, which rounds to 0.01%Source: SEC EDGAR filing, form 497 |
| 28 Feb 2026 | 1.58% | Raised from 1.44% to 1.58%Prospectus date; the new figure appears in this filingSource: Prospectus (form 497) filed with the SEC on 2026-03-05 |
| 28 Feb 2025 | 1.44% | In the prospectusTotal annual fund operating expenses in the prospectus dated 2025-02-28 (form 485BPOS), from SEC bulk data, which rounds to 0.01%Source: SEC EDGAR filing, form 485BPOS |
| 19 Nov 2024 | 1.44% | In the prospectusTotal annual fund operating expenses in the prospectus dated 2024-11-19 (form 497), from SEC bulk data, which rounds to 0.01%Source: SEC EDGAR filing, form 497 |
What this fee costs
Change the amount, years or return. The estimate keeps the fee at 1.58% and the return steady each year, the same assumptions as the cost example in a fund's prospectus.
$1,889 in fees over 10 years
After fees, $10,000 grows to $13,944.
| After | Fees paid |
|---|---|
| 1 year | $162 |
| 3 years | $502 |
| 5 years | $866 |
| 10 years | $1,889 |
How we read this figure
The figure is the total annual fund operating expenses line of the fee table in the fund's prospectus, as tagged in the fund company's filing with the SEC. The SEC publishes these figures rounded to four decimal places, so 0.015% appears as 0.02%. The fund company's own page may show a more precise number.
SEC filings give 3 prospectuses for this share class since 2024. Each one is listed above with a link to the filing.
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