For fund products with relatively stable rate of return, the net unit value of the fund is likely to rise, so the net unit value of investors may be higher than 1 when buying fund products.
Net subscription amount = subscription amount /( 1+ subscription rate);
Subscription fee = subscription amount-net subscription amount;
Subscription share = net subscription amount /T-day fund share net value.
Total redemption amount = redemption share × net value of fund share on the redemption day.
Redemption fee = total redemption amount × redemption rate
Redemption amount = total redemption amount-redemption fee
Extended data:
External buckle method:
Share = investment amount ×( 1+ subscription rate) ÷ net value on the day of subscription+interest.
Income = net unit value on redemption date ××( 1- redemption rate)+dividends-investment amount.
Most fund companies use the external deduction method, because the share of the external deduction method will be a little more for the same purchase amount, which is more beneficial to the fund holders.
This method can be used to calculate your daily profit. After purchasing the fund, if you feel that the daily calculation is troublesome, you can use the fund account book in Caidao.com to manage it, and you can automatically calculate the daily income and yield.
Baidu Encyclopedia-Fund Income