Today at the Missouri Ethics Commission, a total of $1,396,465.00 in support of an initiative campaign for Medicaid expansion in Missouri:

C190918 09/05/2019 Missourians for Healthcare Prospects for Missouri 460 Nichols Rd Kansas City MO 64112 9/3/2019 $396,465.64

C190918 09/05/2019 Missourians for Healthcare BJC Healthcare 4249 Clayton Avenue Suite 310 St Louis MO 63110 9/4/2019 $250,000.00

C190918 09/05/2019 Missourians for Healthcare Health Forward Foundation 2300 Main Street Suite 304 Kansas City MO 64108 9/4/2019 $750,000.00

[emphasis added]

The committee:

C190918: Missourians For Healthcare
Committee Type: Campaign
Po Box 144
Jefferson City Mo 65102
Established Date: 07/26/2019
[….]
Ballot Measure History
Ballot Measures Election Date Subject Support/Oppose
Medicaid Expansion 11/03/2020 Medicaid Expansion Support

They definitely appear to be serious about this.