OPEN extended its meme rally after Co-founder Eric Wu snapped up $3 million in stock (451,127 shares at $6.65). The move follows Wu's board return and last week's CEO shift to Shopify executive Kaz Nejatian. Hedge funder Eric Jackson's bullish campaign helped lift OPEN's market cap from $500 million in July to $7 billion. Shares are up nearly 500% YTD.