KEY TAKEAWAYSShares of videogame development platform maker Unity Software tumbled after saying it plans to lay off 25% of its workforce.The cuts are part of a corporate restructuring plan and mark the company's fourth round of layoffs since July 2022.Unity Software is also severing ties with Weta FX's professional services.Shares of videogame development platform provider Unity Software (U) tumbled 8% Tuesday after saying it plans to lay off about 1,800 employees or 25% of its workforce.The cuts are part o ...