** Retail trading platform Robinhood's HOOD.O shares down 4.6% premarket on Tues to $100.87 after securing capital raise

** Menlo Park, California-based HOOD late Mon announced pricing private offering of $2 bln 0% convertible bonds due Oct 1, 2029

** Initial conversion price of $174.42 represents 65% premium to stock's last sale of $105.71

** HOOD intends to use net offering proceeds for general purposes, including organic growth investments, potential acquisitions and/or capex

** It also plans to use approx $290 mln of proceeds to repurchase its shares to facilitate hedging by investors in the CBs, and $112 mln to fund capped call transactions

** HOOD has roughly $95 bln market cap

** At Mon close, stock down 6.5% YTD vs ~9% rise in S&P 500 index .SPX and ~13% gain in the Nasdaq .IXIC

** Avg rating of 25 analysts is "buy"; median PT of $102.50 down from $121.50 on Mar 23, per latest LSEG data