Meanwhile, mobile internet remained suspended in Shopian since last night.
Giving details about the encounter, he said troops of Rashtriya Rifles (RR), Special Operation Group (SOG) of Jammu and Kashmir police and CRPF launched a joint search operation at village Wanga, Shopian late Saturday evening.
However, when the security forces were moving towards a particular area in the village, militants hiding there opened fire, he said, adding that the security forces retaliated ensuing in an encounter.
Trapped militants were asked to surrender who continued firing, he said.
In the initial encounter, a militant was killed and two soldiers injured. Later, Havaldar Pinku Sharma died while another was shifted to 92 Base hospital, Srinagar.
He said encounter continued during the night in which another militant was killed.
One MI one and one AK rifle were recovered from the slain militants.
Earlier, militants were repeatedly asked to surrender.
Meanwhile, additional security forces and police have been deployed in the adjoining areas to prevent any law and order problem. (UNI)