Enter your existing holding quantity and average price, plus the quantity and price of the shares you're buying now, to calculate your new combined total shares, average price, and total amount invested.
Enter the details above to calculate your new average price.
New average price = (existing shares × existing average price + additional shares × purchase price) ÷ total shares. Total amount invested = existing shares × existing average price + additional shares × purchase price. Excludes brokerage fees and taxes. This is not investment advice.