Maruwn Corporation's (TSE:9067) market cap surged JP¥1.9b last week, public companies who have a lot riding on the company were rewarded

Maruwn Corporation's market cap increased by JP¥1.9 billion last week, benefiting public companies that own 38% of its shares. The top two shareholders hold 56% of the company, indicating significant influence over decisions. Institutional investors also have a stake, but hedge funds are not heavily invested. Insiders own shares worth JP¥1.1 billion, showing some alignment with shareholders. The general public and private companies each hold 24% of the shares, suggesting a diverse ownership structure. Further analysis of public company interests is recommended.