ICICI Securities, investment services arm of ICICI Group, Monday reported a 34.3 per cent decline in consolidated profit to Rs 101.1 crore for third quarter ended December 31.In comparison, company's profit stood at Rs 153.9 crore in October-December quarter of 2017-18, ICICI Securities said in a regulatory filing to stock exchanges.The company's total income also declined to Rs 404.7 crore, compared with Rs 493.8 crore in third quarter of previous fiscal.During current financial year, there have been several short-term headwinds such as volatile market, NBFC liquidity crisis, frozen state of primary market, and significant regulatory changes, which impacted overall business sentiment and performance, it said.