Mark J. Costa's insider trading activities reveal a range of fluctuations in his holdings over the years, which reflects both market trends and Eastman’s performance. In 2019, his holdings valued around $17.12 million, which increased to as high as $35.50...

Mark J. Costa's insider trading activities reveal a range of fluctuations in his holdings over the years, which reflects both market trends and Eastman’s performance. In 2019, his holdings valued around $17.12 million, which increased to as high as $35.50 million by May 2021. However, like many executives, his net worth saw ups and downs influenced by stock market performance and company developments. By the end of 2022, his holdings had slightly decreased, down to approximately $30.80 million. Despite this, Costa maintains substantial investment in Eastman, indicating confidence in the company's long-term strategies and sustainability initiatives.