On May 25, Jan Berntsson acquired 25,000 Class B shares in the investment company Kinnevik, where he serves as a board member, through the company Begrow Invest. The shares were purchased at a price of SEK 57.86 per share, representing a total transaction value of SEK 1.4 million. The trade was executed on Nasdaq Stockholm, according to the Swedish Financial Supervisory Authority's transparency register.

Following this transaction, Berntsson holds 250,000 shares in Kinnevik, according to the ownership tracking service Holdings.