South Korea’s roller-coaster market, driven by sharp swings in semiconductor giants Samsung Electronics and SK Hynix this year, has also reverberated in Hong Kong, where suspected fund embezzlement by a loss-making investment manager and outcry from leveraged-product investors have made headlines. As an international financial centre, Hong Kong serves as a crucial gateway to access the Seoul stock market, with Futu Holdings – the Nasdaq-listed Chinese broker – just launching South Korea share...