Group 1 - The Senate's rules committee recently rejected a key provision of the "grand plan" pushed by the Trump administration, which aimed to limit states from obtaining federal funds through taxes on Medicaid service providers [1] - The proposed provision sought to freeze the long-standing tax mechanism used by 49 states to collect taxes from hospitals and clinics providing Medicaid services, with the Senate version suggesting more aggressive adjustments to significantly reduce such tax scales [1] - The ruling from the Senate rules committee represents a significant setback for the legislative process of this controversial provision, as it is rare for the Senate to overturn the committee's decisions [1] Group 2 - The policy battle has significant implications for the U.S. health insurance industry, with stocks of companies deeply involved in Medicaid programs, such as Centene and Molina Healthcare, experiencing increases following the Senate's ruling [2] - National comprehensive insurers like UnitedHealth and Humana, as well as integrated healthcare groups like CVS Health and Cigna, also saw their stock prices rise in response to the news [2]