By Saskia Koopman Vistry shares plunged by 13 per cent in early deals this morning after the company published the true extent of issues at its South Division. Vistry shares plunged last month after it flagged a profit hit from costs being understated in its South division. It’s now revealed the true extent of the losses. In a trading update this morning the company said it anticipates a total impact on profit out to its 2026 financial year from the issues in the South division to be £165m, including an additional £25m for 2024. In addition, in the trading update trading update for July throug…