To the contrary:
In 2021, male-to-male sexual contact accounted for 67% (24,107) of all [not just men] new HIV diagnoses in the United States and dependent areas. In the same year, heterosexual contact accounted for 22% (8,059) of all HIV diagnoses. (https://www.cdc.gov/hiv/basics/statistics.html)
And "in 2019, among transgender adults and adolescents, the largest percentage (93%) of diagnoses of HIV infections was for transgender MTF. And in 2019, diagnoses of HIV infection among adolescent and young adult males (85%) and females (12%) accounted for approximately 97% of HIV diagnoses (Table 8b") (https://www.cdc.gov/hiv/basics/statistics.html; https://web.archive.org/web/20210707083722/https://www.cdc.gov/hiv/library/reports/hiv-surveillance/vol-32/content/special-focus-profiles.html)
(https://www.cdc.gov/hiv/images/group/gender/men/2020/cdc-hiv-men-diagnoses-bar-graph-700.png; https://web.archive.org/web/20190807143141im_/https://www.cdc.gov/hiv/images/group/age/youth/Piecharts-03-large.png)
Although only approximately 7% of adult and adolescent males reported having had male-to-male sexual contact at some point in their lives, 82% of HIV infections among [all classes of] males in 2018 were attributed to male-to-male sexual contact. (CDC: Estimated HIV Incidence and Prevalence in the United States, 2015–2019 P. 7)
In 2018 92% of HIV infections among men aged 13 to 24 was attributed to male-to-male sexual contact:
Similarly, in 2014:
And in 2016, "Gay and bisexual men continue to be most affected by the HIV epidemic in the U.S. At current rates, 1 in 6 MSM will be diagnosed with HIV in their lifetime, including 1 in 2 black MSM, 1 in 4 Latino MSM, and 1 in 11 white MSM." (https://www.hiv.gov/blog/half-of-black-gay-men-and-a-quarter-of-latino-gay-men-projected-to-be-diagnosed-within-their-lifetime/)
In 2019, gay, bisexual, and other men who reported male-to-male sexual contact accounted for 86% of estimated infections among all men. (https://www.cdc.gov/hiv/statistics/overview/in-us/incidence.html)
As well as 80% of all new HIV cases (not just among men):
In 2019, 70% of all new HIV infections in the U.S. were among homosexual men, and 63% of all people in the US with HIV were homosexual men. (https://www.cdc.gov/nchhstp/newsroom/fact-sheets/hiv/HIV-gay-bisexual-men.html)
https://www.cdc.gov/hiv/images/library/reports/hiv-surveillance/vol-33/Graphics-03.png?_=75165
https://www.cdc.gov/hiv/images/statistics/overview/in-us/HIV-in-the-US_2022-49-large.png?_=61599
