Tags Hanwha Investment and Securities Co HFT Securities changes its name Friday, Dec 06, 2019 South Korea-based Hanwha Investment and Securities Co''s partner HFT Securities has launched its new name Pinetree Securities. HFT Securities to tie up with Korean firm Friday, Mar 01, 2019 HFT Securities Corporation has ed South Korea-based Hanwha Investment and Securities Co as its foreign investor allowed to buy more than 25 per cent of its charter capital without a public bid.