[susan53]

Here it is corrected - if there's anything that's not clear, ask.

The staff of a bank were taken by surprise by their boss‘s recent action.
The story goes* that having sold his sticks and shares, the boss distributed the revenue among his staff. He earned 60 million dollars by selling his shares and distributed the money among the current 399 employees and 72 former ones. In an interview with reporters, he said that he had always wished to show his appreciation of his good and honest employees in some way and he got the chance by selling the shares.
A former employee of the bank said, "I retired seven years ago and, as I had financial problems, the sum of money made me feel very happy".

- Notice that staff is a collective, plural noun. It doesn't need an s
- The story goes - this suggests that you're not guaranteeing it's true. Is this what you want to say?
- somehow was not grammatically incorrect, but it's informal, and "clashed" with wished which is formal