Group 1 - Pro-cannabis law reform advocates are gaining influence in U.S. politics, which is a positive sign for marijuana investors despite the industry's ongoing struggles and frequent net losses among major companies [1] - Marijuana stocks tend to rise with any positive news, as seen with Curaleaf's share price increasing by over 2% following political developments, outperforming the S&P 500 index during that trading session [2] - President Trump has endorsed Florida State Senator Joe Gruters, a proponent of marijuana legalization, for the position of chairman of the Republican National Committee, which could be seen as a positive development for the cannabis industry [3][5] Group 2 - Gruters has actively supported marijuana legalization, including sponsoring a bill for medical cannabis patients to grow their own plants, although this bill was ultimately rejected [4] - While Gruters' potential election as RNC chairman would be a minor victory for cannabis advocates, significant federal changes require the support of influential lawmakers, indicating that more substantial progress is needed [5]