Mastercard (MA) has been steadily drifting down the rankings in the SIA S&P 100 Index Report for most of the last year. The shares last exited the green zone back in April and are currently sitting in 51st place, two spots above the red zone. Since falling out of the green zone, Mastercard is down 3.8% while the S&P 500 Index is up 6.8% over the same period.