The cost base of mutual fund units needs to be tracked on an ongoing basis and is rarely the amount you paid for the units. (taxplanningguide.ca)
Sales Charge: In the case of mutual funds, these are commissions charged to holders of fund units, usually based on the purchase or redemption amounts. (renaissanceinvestments.ca)
Investors are issued with mutual fund units in accordance with a quantum of money invested by them. (policybazaar.com)