The movie, starring Robert Pattison and Kristin Stewart, opened in the U.S. with $139.5 million, which makes The Twilight Saga: Breaking Dawn - Part 1 the fifth best opening locally, behind The Twilight Saga: New Moon ($142.8 million), Spider-Man 3 ($151.1 million), The Dark Knight ($158.4 million) and Harry Potter and the Deathly Hallows - Part 2 ($169.2 million).
Overall, the movie is the 10th best worldwide and the largest for the "Twilight" franchise, surpassing New Moon's $274.9 million debut.
Last week's top spot belonged to Henry Cavill's Immortals, which brought in a bit over $32 million. This week saw the movie drop to third place with $12.3 million.
In second was the sequel to Happy Feet, bringing in $22 million, which was barely half of what the first movie brought in at $42.7 million its own opening weekend back in 2006.
Thanks to ComingSoon.net for the stats.