AGEM Index falls four per cent in December
Largest positive contributor was Light & Wonder
The AGEM Index fell by 75.93 points to 1,831.68 in December 2025, a four per cent decrease from the prior month. Compared to one year ago, the index rose 17.1 per cent, or 266.86 points. During the latest month, seven of the 10 AGEM Index companies reported stock price decreases, which pulled the overall index value down despite positive contributions by three companies.
The largest negative contributor to the monthly index was Konami Corp., whose 10.5 per cent decrease in stock price led to a 64.20-point loss to the index. Meanwhile, Crane NXT, Co. saw its stock price decrease by 16.4 per cent, leading to a 14.12-point decrease for the index. The largest positive contributor to the index was Light & Wonder Inc., whose three per cent increase in stock price resulted in an 8.01-point gain to the AGEM Index.
In December, two of the three major US stock indices decreased from the prior month. The NASDAQ fell by 0.5 per cent over the month, while the S&P 500 experienced a 0.1 per cent decrease. Meanwhile, the Dow Jones Industrial Average rose by 0.7 per cent from the prior period.
