28 mai 2018 – White Tale Holdings LLP, a limited partnership comprising 40 North Latitude Master Fund Ltd. (40 North) and two Corvex funds as limited partners, and 40 North acquired a signficant stake in Clariant AG in the course of 2017 of which 24.99% were sold to Saudi Basic Industries Corporation (SABIC) on 25 January 2018. As shareholders in Clariant, 40 North and White Tale successfully opposed the planned merger between Clariant and Huntsman Corp. in October 2017.

Walder Wyss acted as Swiss advisor to 40 North. The Walder Wyss team included Markus Pfenninger (Corporate/M&A, Lead Partner), Theodor Härtsch (Banking Finance, Partner), Alex Nikitine (Corporate/M&A, Partner), Daniel Dedeyan (Corporate/M&A, Counsel), Nico Bernhard (Corporate/M&A, Associate), Dieter Hofmann (Litigation, Partner), Antonio Carbonara (Litigation, Managing Associate), Maurus Winzap (Tax, Partner), Reto Jacobs (Competition, Partner) and Michael Müller (Corporate/M&A, Trainee Lawyer).