On April 17, Rubin Ritter purchased 200,000 Class B shares in investment firm Kinnevik, where he serves as interim CEO, through the company Talberg. The shares were acquired at a price of SEK 53.87 per share, representing a total transaction value of SEK 10.8 million. The trade was executed on Nasdaq Stockholm, according to the Swedish Financial Supervisory Authority's transparency register.

According to ownership tracking service Holdings, Rubin Ritter previously held no shares in Kinnevik. He was appointed interim CEO on March 15.

Furthermore, board member Jan Berntsson purchased 25,000 Class B shares in Kinnevik on the same day through the company Begrow Invest at a price of SEK 52.99 per share, a transaction totaling SEK 1.3 million.

As of March 27, Berntsson held 200,000 shares in Kinnevik, according to Holdings.