They lost the home leg of their playoff semi-final to Derby County , and on 15 May achieved parity on aggregate but lost on penalties in a thrilling encounter .
Southampton finished in sixth place , the last play - off position .
Southampton lost the home leg of Southampton 's playoff semi-final to Derby County , and on 15 May achieved parity on aggregate but lost on penalties in a thrilling encounter .
Southampton finished in sixth place , the last play - off position .