CMRGX Fees and Costs — Calamos Merger Arbitrage Fund, Class I

Data updated: 2026-09-29

The net expense ratio is 1.73% (6.34% before fee waivers). There are no sales loads or redemption fees. In fiscal 2025 the fund paid $3K in broker commissions, 0.1409% of average net assets, and portfolio turnover was 177%.

CMRGX Fees and Expenses

Annual operating expenses and sales charges of CMRGX. Prospectus, as of February 28, 2026.

Annual operating expenses
Management fee1.00%
12b-1 fee0.00%
Other expenses4.85%
Gross expense ratio6.34%
Fee waiver−4.61%
Net expense ratio1.73%
Sales charges
Max front load0.00%
Max deferred load0.00%
Redemption fee—
Expense limitation in place (N-CEN)Yes
Fees waived or reduced during the yearYes
Waived fees subject to recoupmentNo

CMRGX Costs Over Time

On $10,000 invested in CMRGX, assuming 5% a year before costs, total costs come to $1,150 over 5 years, cutting the return by 1.96% a year. Illustration, not a forecast: it assumes today's net expense ratio throughout (a fee waiver may end).

$10,000 investedSell after 1 yearSell after 3 yearsSell after 5 years
Value before costs$10,500$11,576$12,763
Fund expenses (net expense ratio 1.73%)$182$562$965
Trading costs (broker commissions)$15$46$79
Lost growth on money paid in costs$0$30$106
Total costs$196$638$1,150
Value after costs$10,304$10,939$11,613
Impact on return, per year1.96%1.96%1.96%

CMRGX Trading Costs

Brokerage costs reported on SEC Form N-CEN for the fiscal year ending October 31, 2025.

  • Explicit cost rate (commissions ÷ average net assets): 0.1409%
  • Total broker commissions: $3K
  • Bought from dealers (principal trades, not a cost): $2.7M
  • Portfolio turnover (prospectus): 177%
  • Securities lending: none during the year

CMRGX Agency Brokers

Commissions paid.

BrokerAmountShare
Mizuho Securities USA LLC$62821.80%
Jefferies LLC$45715.88%
RBC Capital Markets, LLC$39413.69%
Morgan Stanley & Co. LLC$38313.30%
Virtu Americas LLC$2328.06%
J.P. Morgan Securities LLC$2277.89%
BofA Securities, Inc.$1705.89%
BNY Capital Markets, LLC$1404.85%
Cowen and Company, LLC$1334.61%
National Financial Services LLC$1164.03%

CMRGX Dealer Counterparties

Securities bought directly from dealers (principal trades).

BrokerAmountShare
BofA Securities, Inc.$436K20.52%
Wells Fargo Securities, LLC$250K11.77%
Barclays Capital Inc.$248K11.68%
Cowen and Company, LLC$222K10.46%
Jefferies LLC$207K9.75%
Goldman Sachs & Co. LLC$174K8.19%
J.P. Morgan Securities LLC$158K7.46%
Santander Securities LLC$144K6.77%
RBC Capital Markets, LLC$144K6.76%
UBS Securities LLC$141K6.64%

Calamos Merger Arbitrage Fund Share Classes

Net expense ratio and maximum front-end load of each share class, cheapest first.

TickerClassNet expense ratioFront load
CMRGXClass I1.73%none
CMRAXClass A1.98%2.75%
CMRCXClass C2.73%none

For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.