Canadian convenience store operator Alimentation Couche-Tard Inc. still has room to increase its $47 billion bid for Seven & i Holdings Co., but any further boost is likely to be small, analysts say.Most Read from BloombergUrban Heat Stress Is Another Disparity in the World’s Most Unequal NationChicago’s $1 Billion Budget Hole Exacerbated by School TurmoilShould Evictions Be Banned After Hurricanes and Climate Disasters?

Alimentation Couche-Tard Inc., the parent of the Circle K convenience-store chain, has raised its offer to acquire Seven & i Holdings Co. Ltd., the parent of the 7-Eleven and Speedway c-store chains, from $14.86 per share or approximately $39 billion, to $18.19 per share or approximately $47.2 billion, about 21%, according to a Bloomberg report.