Stefan Kaufmann has resigned as CEO of Olympus Corp. following an investigation into allegations of illegal drug purchases. The Olympus Board of Directors determined that Kaufmann's actions were inconsistent with the company's Global Code of Conduct and corporate culture, leading to his immediate resignation. Yasuo Takeuchi, the Executive Chairperson, will temporarily take over as CEO. Olympus's stock fell sharply following the news, highlighting investor concerns amid ongoing scrutiny. The company has faced reputational challenges in the past, notably from a 2011 accounting scandal. Olympus has apologized to its stakeholders for the turmoil caused by this incident.