Alex's widow, Cassandra Sullivan, joined the boycott. So did Tom Teves, whose own son, Alex, also was killed.
"They can do whatever they want. I think it was pretty callous," Teves said.
Sandy Phillips, a San Antonio, Texas, businesswoman, lost her daughter, 24-year-old Jessica Ghawi, an aspiring sportscaster. She didn't attend, saying she wished Cinemark had asked families about plans for the theater and how they would have liked their relatives to be honored.
"They could have avoided a lot of ill feeling," she said of the company.
Cinemark reportedly spent $1 million on renovations. Before it did, it allowed survivors and families to visit the theater. Jacqueline Keaumey Lader, a U.S. Marine and Iraq war veteran, did so.
"It does help significantly," Lader said. "It's taken the power away from the place."
Associated Press writer Nicholas Riccardi contributed to this report.
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