The popular Lexmark 100 and 100xl cartridges have gone up in price around 10-15%.
The popular Lexmark 34xl, 35xl, 36xl, 37xl, 43xl, and 44xl cartridges have gone up around 5%.
See the exact price increases as reported by Actionable Intelligence:
|Lexmark Inkjet Price Increases|
123 Refills is keeping their prices steady, even offering discounts from time to time. Prices are around 50% cheaper on remanufactured Lexmark cartridges than on Lexmark originals.