By Jess Jones Frontier Developments said its cash position had risen to £23.4m at the end of March 2024, up from £19.9m at the end of December 2023, following the sale of rights to one of its hit games. The Cambridge-based publisher of games such as F1 Manager 2022 and Thrillville sold the publishing rights for its 2004 game Rollercoaster Tycoon Three to Atari in March for $7m (£5.6m). Rollercoaster Tycoon, which is part of a larger franchise of the same name, has generated net sales of around $1.5m (£1.2m) per year since 2018. Cash received from the sale during the first three months of the y…