German fintech Wirecard filed for insolvency in June following a $2 billion scandal, which saw its former chief executive Markus Braun get arrested and resign. Wire card's share price tanked 97% from $117 to just under $4 in less than three weeks. But even as it slumps, the stock is too toxic for the highly speculative world of day-trading. Business insider spoke to 5 Robinhood traders to gauge their buying interest in the battered stock.