CALCUTTA, July 20: Five suspected ULFA militants were arrested and several documents and more than Rs 4 lakh recovered from them here yesterday. Police said the ultras were held from a house of the posh Park Street area in Central Calcutta when they were planning some subversive activities. Besides documents and mobile phones, cash amount of Rs 4,61,900 were recovered from them. The arrested persons were Nagen Chaliha, Bitupon Deora, Sanjib Goswami, Diganta Phukan and Dhrubajyoti Gogoi. All five were remanded to police custody till August 3.