The Association of Gaming Equipment Manufacturers (AGEM) has released its latest monthly report into the stock performance of major listed casino equipment suppliers reportedly showing that those involved achieved a 50.7% year-on-year improvement for August to 145.26 points.

According to a report from GGRAsia, the most recent results contained in the AGEM Index report, which was prepared in partnership with research firm Applied Analysis LLC, represented a 23rd consecutive month of overall advances as the composite index at the close of August had risen by 1.82% when compared with July to 431.66 points.

AGEM is a non-profit international trade association that represents some of the world’s most prominent electronic gaming machine manufacturers and suppliers. It reportedly bases its AGEM Index study on a 100-point value recorded in January of 2005 and subsequently calculates current performance utilizing the month-end stock prices of firms weighted on an approximation of market capitalization after making adjustments for individual dividends and splits.

The AGEM Index investigation reportedly detailed that eight of the 13 global gaming machine suppliers covered had declared month-on-month upturns in the price of their stocks for August with three of these rising by in excess of 10%. The research purportedly moreover found that five firms had recorded single-digit decreases in their share values.

GGRAsia reported that Sydney-listed Aristocrat Leisure Limited was one of the biggest players in the sector after contributing 4.87 points to the AGEM Index for August thanks to a 4.65% boost month-on-month in the value of its stock to $16.97. Fellow Australian firm Ainsworth Game Technology Limited purportedly contributed 0.85 points for the 31-day month due to a 2.66% rise to $2.13.

In the United States, International Game Technology (IGT) was also a winner after reportedly accounting for 3.9 points of the August index increase due to a 6.99% swell month-on-month in the price of its shares to $20.37.

However, GGRAsia reported that Scientific Games Corporation subtracted 2.13 points from the AGEM Index for August after its share price fell by almost 5% month-on-month to $35.20. Similarly, Crane Co took 1.01 points off of the overall tally due to recording a 1.68% decrease in stock price to $74.23.