The fast-food chain releases a supplier code of conduct.

Company says promotion is first of several value bundles planned.

Net income, revenues fall in third quarter.

CFO Penegor tapped for CEO post.

Burger chain experimenting with value strategy, technology platforms and new chicken recipe.

The company also updates its 2015 and long-term outlook.

Fast-food giant opens technology lab.

Same-restaurant sales increased 3.2 percent in the first quarter.

Kurt Kane, most recently with Pizza Hut, will lead North American marketing and innovation efforts.

Culinary development incorporates gluten-free buns, ghost peppers and chicken caprese