1) The person who lent you the money, and who could instead have invested it the same way you did.
2) The person who bought the stock you could otherwise have bought.
Edit: Solipsist’s answer is better than mine.
1) The person who lent you the money, and who could instead have invested it the same way you did.
2) The person who bought the stock you could otherwise have bought.
Edit: Solipsist’s answer is better than mine.