%5 of the total stock of your company.(占 。。可以翻译成太多种了，看上下文了。。)
I/We undertake to pay the sum of US$××× in cash for the share(s) applied upon allotment of the share(s)
该款项已经按照协议约定足额支付至贵公司指定账户
The full payment to the designated account of your company has been done according to our mutual agreement.