Shares of Schneider Electric tumbled -6.7% to €282.65 Monday morning after the French industrial giant confirmed it will pay $205 per share — a steep 42.3% prem

Shares of Schneider Electric tumbled -6.7% to €282.65 Monday morning after the French industrial giant confirmed it will pay $205 per share — a steep 42.3% premium — to buy Boston-based engineering software maker PTC in an all-cash deal. If completed, the transaction would be the largest in the com…