Fighters of Baloch Raji Aajoi Saangar carried out the killings, said the body, which described itself as an umbrella group of three Baluch separatist movements in the region, but denied that ordinary passengers had been targeted.
According to reports, the group set up in December last year targets Pakistani and Chinese military interests in restive Balochistan region where Chinese governments has hosted several projects under the China Pakistan Economic Corridor (CPEC).
"Those who were targeted carried cards of the Pakistan Navy and Coast Guards, and they were only killed after they were identified," the group's spokesman, Baluch Khan, said in the statement.
Around 14 bus passengers were offloaded and shot dead by terrorists on the Makran coastal highway in Ormara, in Gwadar district of Balochistan in Pakistan.
The incident happened between 1:00 am-1:30 am. The terrorists stopped five-six buses travelling between Karachi and Gwadar, checked the identity cards of the passengers, separated a lot of labourers and then killed them.
Most of those killed belonged to Punjab.
'Those who were targeted carried cards of the Pakistan Navy and Coast Guards, and they were only killed after they were identified,' the group's spokesman, Baluch Khan, said in the statement.