ses-after-entry-functions

ses-after-entry-functions is a variable defined in `ses.el'.
Its value is

(forward-char)

• This variable may be risky if used as a file-local variable.

Documentation:
Things to do after entering a value into a cell.
An abnormal hook that usually runs a cursor-movement function.
Each function is called with ARG=1.

You can customize this variable.