| INTERNATIONAL BROTHERHOOD OF BOILERMAKERS CAMPAIGN ASSISTANCE FUND | committee | $10.5M |
| AT&T | Individual | $9.8M |
| ANHEUSER-BUSCH COMPANIES LLC POLITICAL ACTION COMMITTEE | committee | $8.7M |
| SINQUEFIELD, REX A. | Individual | $7.0M |
| DANFORTH, JOHN | Individual | $6.2M |
| ENTERPRISE HOLDINGS, INC. / ENTERPRISE MOBILITY POLITICAL ACTION COMMITTEE | committee | $5.3M |
| AMERICAN ASSOCIATION OF ORTHODONTISTS POLITICAL ACTION COMMITTEE | committee | $5.0M |
| RAYNER, MICHAEL | Individual | $5.0M |
| BAYER US LLC EMPLOYEE POLITICAL ACTION COMMITTEE (BAYERPAC) | committee | $4.1M |
| EDWARD JONES INVESTMENTS | person | $3.5M |
| BUSCH III, AUGUST A | Individual | $3.3M |
| ROY PFAUTCH | Individual | $3.0M |
| SINQUEFIELD, REX | Individual | $2.9M |
| HUMPHREYS, DAVID C. | Individual | $2.9M |
| H&R BLOCK INC. POLITICAL ACTION COMMITTEE (BLOCKPAC) | committee | $2.7M |
| PORTER, MICHAEL | Individual | $2.5M |
| BAYER CORPORATION CROP SCIENCE EMPLOYEES CITIZENSHIP FUND (BAYER CROP SCIENCE FUND) | committee | $2.5M |
| OWNER-OPERATOR INDEPENDENT DRIVERS ASSN INC POLITICAL ACTION COMMITTEE (AKA OOIDA-PAC) | committee | $2.4M |
| ARCH RESOURCES INC. POLITICAL ACTION COMMITTEE (ARCHPAC) | committee | $2.4M |
| AMERICAN SOYBEAN ASSOCIATION PAC (SOYPAC) | committee | $2.4M |
| THE EMERSON ELECTRIC CO. EMPLOYEES' PAC | committee | $2.2M |
| CENTENE CORPORATION POLITICAL ACTION COMMITTEE (CENTENE PAC) | committee | $2.2M |
| BURNS AND MCDONNELL INC. PAC | committee | $1.9M |
| HERZOG CONTRACTING CORP | Individual | $1.9M |
| BUILDING LEADERSHIP AND INSPIRING NEW ENTERPRISE PAC | committee | $1.7M |
| POLSINELLI PAC | committee | $1.6M |
| WELLS, RICHARD | Individual | $1.6M |
| PEABODY ENERGY CORPORATION POLITICAL ACTION COMMITTEE (PEABODY PAC) | committee | $1.6M |
| RGA REINSURANCE COMPANY FEDERAL PAC | committee | $1.6M |
| A NEW NATION PAC | committee | $1.4M |
| BUSCH III, AUGUST III | Individual | $1.4M |
| ABOUSSIE, JOYCE | Individual | $1.3M |
| HUMPHREYS, DAVID CRAIG | Individual | $1.3M |
| HALLMARK CARDS, INC. PAC (HALLPAC) | committee | $1.2M |
| PFAUTCH, ROY MR. | Individual | $1.2M |
| HARTMAN, ALAN | Individual | $1.1M |
| FRISELLA, ANDREW | Individual | $1.1M |
| HUSCH BLACKWELL POLITICAL ACTION COMMITTEE | committee | $1.1M |
| CERNER CORPORATION PAC | committee | $1.0M |
| LAND, PAUL | Individual | $1.0M |
| FRISELLA, ANDREW J | Individual | $1.0M |
| HERZOG RAILROAD SERVICES INC. | person | $1.0M |
| JONES, WILLIAM | Individual | $983K |
| CARPENTERS DISTRICT COUNCIL OF KANSAS CITY AND VICINITY | person | $973K |
| HUMPHREYS, DAVID MR C, MR, | Individual | $959K |
| HERSCHEND, SHARON | Individual | $952K |
| SMITH, STEVEN | Individual | $933K |
| LOW, ROBERT E MR | Individual | $889K |
| MILLER, MARK | Individual | $858K |
| RICKETTS, TODD | Individual | $840K |