Institutional Shareholder Services recommended Tesla investors vote against a pay plan for CEO Elon Musk that would grant him nearly $1 trillion more in stock.

The electric carmaker had unveiled chief Elon Musk's proposed $1 trillion compensation plan in September.

Institutional Shareholder Services recommended Tesla investors vote against a pay plan for CEO Elon Musk that would grant him nearly $1 trillion more in stock.

Proxy firm says plan doesn’t ensure that Musk’s “focus and time remain on Tesla.”…