On February 17, Nichols put a quarter of a million dollars of her own money into the campaign, according to a MissourI Ethics Commission filing.
Nichols' opponent in the August primary, incumbent Jill Carter, had $52,918.81 in her campaign account at the time of her January quarterly report. Out of that total, $33,700 came during the final three months of 2025.
Carter also has a leadership political action committee, ShowMe Values PAC, which had $73,905.38 in the bank at the January filing.
In 2022, Carter raised $200,176 during her campaign and spent $133,254.15.
Her opponent, incumbent Sen. Bill White, Nichols' husband, raised $322,170.92 and spent $308,144.63.
White is serving as deputy treasurer of Nichols's campaign. The treasurer is former Freeman Health CEO Paula Baker.