i see. I am almost getting it. I'd like to know how the pnl stands. so if i bot 1 call at 400 at $1, got exercised 1 call at 400 at $0, i lose $100, but get stock at $400. if I sell it at 401, my pnl would be flat in this case correct. how would the blotter of a trade look like? options pnl =...