NEW YORK — “Transformers: Age of Extinction” did something no other film has done this summer: It topped the weekend box office for two straight weeks.

The Michael Bay sequel earned $37.1 million over the July 4 weekend, beating out the debut of the Melissa McCarthy comedy “Tammy,” which opened with a below-expectations $21.6 million.

1. “Transformers: Age Of Extinction,” Paramount, $37,050,185.

2. “Tammy,” Warner Bros., $21,577,049.

3. “22 Jump Street,” Sony, $9,803,332.

4. “Deliver Us From Evil,” Sony, $9,740,471.

5. “How To Train Your Dragon 2,” 20th Century Fox, $8,961,088.

6. “Earth To Echo,” Relativity Media, $8,364,658.

7. “Maleficent,” Disney, $6,159,176.

8. “Jersey Boys,” Warner Bros., $5,155,145.

9. “Think Like A Man Too,” Sony, $4,874,105.

10. “Edge Of Tomorrow,” Warner Bros., $3,660,337.