SK Hynix shares are currently trading at 33% premium on NASDAQ compared to KRX. Short NASDAQ + Long KRX = free money My example: 70 KRX shares - 700 NASDAQ ADR Total margin impact: +$66k Maximum profit: +$30k Annual cost of shorting: $86k * 2.28% = -$2k Annual interest on net cash: $30k * 3.5% = +$1k Main risks: Brief premium spike due to difference in exchange trading hours. Let's say SKHY doubles overnight while KRX is sleeping. If I don't have enough portfolio value, it can result in a margi
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