Congress trading
Susan M. Collins

Susan M. Collins

Senator · ME
RepublicanCurrent memberServed 1997–presentAge 73

Campaign fundraising

Senate · ME
Raised, 2025–26
$22.47M
Spent
$22.35M
Cash on hand
$2.69M
Reported through
Oct 14, 2026
Current cycle

Receipts per two-year cycle

$0$25M$50M2013–14: $5,299,858.002013–142015–16: $269,559.002015–162017–18: $2,646,333.552017–182019–20: $27,867,541.382019–202021–22: $1,136,249.102021–222023–24: $1,624,001.462023–242025–26: $22,465,217.832025–26
Campaign receipts per two-year cycle
CycleReceipts
2013–14$5,299,858.00
2015–16$269,559.00
2017–18$2,646,333.55
2019–20$27,867,541.38
2021–22$1,136,249.10
2023–24$1,624,001.46
2025–26$22,465,217.83

2026 race · ME Senate

  • Troy Dale Jackson · D · Challenger$26.87M
  • Susan M. Collins · R · Incumbent$25.23M
  • Jordan Wood · D · Challenger$6.39M
  • Janet Trafton Mills · D · Challenger$6.12M
  • Dan Kleban · D · Challenger$536K
  • Saundra Pelletier · D · Challenger$427K
  • Shenna Bellows · D · Challenger$381K
  • Nirav Shah · D · Challenger$281K
  • Daira Rodriguez · D · Challenger$243K
  • David Costello · D · Challenger$154K

Total receipts for the whole 2026 election period. Top 10 of 15 candidates with receipts.

Source: Federal Election Commission candidate totals, all authorized campaign committees combined; principal campaign committee COLLINS FOR SENATOR; cycles since 2013–14; updated Nov 4, 2026. No individual donor data.

PAC contributions

2017–18
From committees
$675K
Net of refunds
Committees
231
Contributions
380
CommitteeCompany / sponsorMember's tradesContributionsTotal
Bluegrass CommitteeLeadership PAC——2$10,000
Rely on Your Beliefs FundLeadership PAC——2$10,000
Responsibility and Freedom Work PAC (RFWPAC)Leadership PACWicker—2$10,000
The Hawkeye PACLeadership PACGrassley—2$10,000
Alamo PACLeadership PACCornyn—2$10,000
Tenn Political Action Committee Inc. (Tenn PAC)Leadership PAC——2$10,000
Common Values PACLeadership PAC——2$10,000
Continuing America's Strength and Security PACLeadership PAC——2$10,000
Wild and Wonderful PACLeadership PAC——2$10,000
Project West Political Action CommitteeLeadership PAC——2$10,000
One Georgia PACLeadership PAC——2$10,000
Together Holding Our Majority PACLeadership PACTillis—2$10,000
The Peter Norbeck Leadership PACLeadership PAC——2$10,000
Trucking Political Action Committee of the American Trucking Associations Inc.Trade associationAmerican Trucking Associations Inc.—2$9,000
Airports Council International-North America PACTrade associationAirports Council International-North America—4$8,500
Cardinal Health Inc. PAC Aka Cardinal Health Companies PACCorporateCAHCardinal Health Inc.—2$7,500
Usagainstalzheimer's PACIdeological / issue——4$7,500
General Dynamics Corporation Political Action Committee (GDC PAC)CorporateGDGeneral Dynamics Corp.—4$6,500
Aircraft Owners and Pilots Association Political Action CommitteeMembership orgAircraft Owners & Pilots Association—3$6,500
American Association of Airport ExecutivesTrade associationAmerican Association of Airport Executives—5$6,500
Transamerica Corporation PACCorporateTransamerica—4$6,500
Washington Political Action CommitteeIdeological / issue——6$6,000
Huntington Ingalls Industries, Inc. Employees Political Action Committee (HIIPAC)CorporateHIIHuntington Ingalls Industries, Inc.—6$6,000
Alzheimers Impact Movement Political Action CommitteeMembership org——3$6,000
Barclays Group US Inc. Political Action CommitteeCorporateBarclays Group US Inc.—2$5,500
Norfolk Southern Corporation Good Government FundCorporateNSCNorfolk Southern Corp.—1$5,000
Union Pacific Corp. Fund for Effective GovernmentCorporateUNPUnion Pacific Corp.1 trade1$5,000
Ubs Americas Inc. Political Action Committee (UBS PAC)CorporateUBSUBS Group AG—1$5,000
National Federation of Independent Business Federal Political Action CommitteeMembership orgNational Federation of Independent Business—1$5,000
Delta Air Lines Political Action CommitteeCorporateDALDelta Air Lines, Inc.8 trades3$5,000
National Multifamily Housing Council Political Action CommitteeTrade associationNational Multifamily Housing Council—2$5,000
Stephens Inc. Federal Political Action CommitteeCorporateStephens Inc.—1$5,000
Anthem, Inc. Political Action Committee (Anthem PAC)CorporateELVElevance Health, Inc.—4$5,000
American Speech-Language-Hearing Association PAC (Asha PAC)Membership org——2$5,000
BNSF Railway Company Railpac (BNSF Railpac)CorporateBNSF Railway Company—1$5,000
Fund for a Conservative FutureLeadership PACInhofe—1$5,000
The Premier, Inc. Employees' Civic Action FundCorporate——1$5,000
American Association of Nurse Practitioners Political Action CommitteeMembership orgAmerican Association of Nurse Practitioners—2$5,000
The American Congress of Ob-Gyns PAC (OB-Gyn PAC)Membership orgThe American Congress of Ob-Gyns—4$5,000
Louisiana Health Care Group Employee Federal Political Action Committee Inc.CorporateLouisiana Health Care Group, Inc.—1$5,000
Fund for Americas FutureLeadership PACSen. Lindsey Graham—1$5,000
Freedom FundLeadership PACCrapo—1$5,000
Making Business Excel Political Action CommitteeLeadership PAC——1$5,000
Charter Communications Inc. Political Action CommitteeCorporateCHTRCharter Communications, Inc. /Mo/—1$5,000
Fiscal Leadership and Knowing Economics PACLeadership PAC——1$5,000
Bayada Home Health Care, Inc. Political Action Committee (A.K.A. Bayada U.S. PAC)CorporateBayada Home Health Care, Inc.—1$5,000
Strategy PACLeadership PACJohnson—1$5,000
Big Sky Opportunity PACLeadership PAC——1$5,000
Jobs Opportunity and New Ideas PACLeadership PAC——1$5,000
Crowell & Moring LLP Political Action Committee (C&M PAC)Ideological / issue——2$5,000
Senior Care Pharmacy Coalition PACTrade association——1$5,000
Partnership for Medicaid Home-Based Care PACTrade associationPartnership for Medicaid Home-Based Care—2$5,000
American Academy of Physician Assistants Political Action Committee (PA PAC)Membership orgAmerican Academy of Physician Assistants—4$4,500
National Potato Council Potato Political Action CommiteeMembership org——3$4,500
National Air Traffic Controllers Association PACLabor unionNational Air Traffic Controllers Association—4$4,500
Oshkosh Corporation Employees PAC (OCEPAC)CorporateOSKOshkosh Corp.—3$4,500
Teachers Insurance Annuity Association of America PAC (TIAA PAC)CorporateTeachers Insurance Annuity Association of America—4$4,500
TD Bank N.a. Political Action CommitteeCorporateTD Bank N.a.—4$4,500
American Council of Life Insurers Political Action CommitteeTrade associationAmerican Council of Life Insurers—4$4,000
Bluepac - Blue Cross Blue Shield Association PACCorporate——4$4,000
Gibson Dunn & Crutcher LLP PACIdeological / issue——2$4,000
American Bus Association Political Action CommitteeTrade association——2$3,500
American Physical Therapy Association Physical Therapy Political Action Committee (PT-PAC)Membership orgAmerican Physical Therapy Association—2$3,500
National Stone, Sand & Gravel Association RockpacTrade association——2$3,500
Westrock Political Action CommitteeCorporateWestrock Company—1$3,500
Genentech Inc. Political Action CommitteeCorporateGenentech Inc.—2$3,500
Unitedhealth Group Incorporated PAC (Unitedhealth Group PAC)CorporateUNHUnitedhealth Group Inc.1 trade2$3,500
Genesis Healthcare Inc. PACCorporateGenesis Healthcare Inc.—3$3,500
Nationwide Mutual Insurance Company Financial & Investments Political Action CommitteeCorporateNationwide Mutual Insurance Company—2$3,500
Icpi Paverpac Interlocking Concrete Pavement Institute PaverpacTrade association——6$3,500
Insured Retirement Institute Political Action Committee (IRI PAC)Membership org——2$3,500
Raytheon Company Political Action CommittteeCorporateRTXRTX Corp—6$3,000
American Hospital Association PACTrade associationAmerican Hospital Association—3$3,000
American Veterinary Medical Association Political Action CommitteeMembership org——3$3,000
Humana Inc. Political Action CommitteeCorporateHUMHumana Inc.—3$3,000
Genworth Financial Inc. Political Action CommitteeCorporateGNWGenworth Financial Inc.—3$3,000
Association for Advanced Life Underwriting PAC (Aalu PAC)Trade associationAssociation for Advanced Life Underwriting—3$3,000
Los Angeles Women's Giving Collective PACIdeological / issue——1$2,700
American Hotel and Lodging Association Political Action Committee ('HOTELPAC')Trade association——1$2,500
National Association of Insurance and Financial Advisors Political Action CommMembership org——1$2,500
American Forest & Paper Association Political Action CommitteeTrade associationAmerican Forest & Paper Association—2$2,500
International Paper Political Action Committee (IP-PAC)CorporateIPInternational Paper Co /New/1 trade1$2,500
Petroleum Marketers Association of American\small Business CommitteeTrade association——1$2,500
Metlife Inc. Employees' Political Participation Fund aCorporateMETMetlife Inc.1 trade1$2,500
Tate and Lyle PAC of Tate and Lyle Ingredients Americas Inc.Corporate——3$2,500
HCA Inc. Good Government FundCorporateHCAHCA Healthcare, Inc.—1$2,500
Fedex Corporation Political Action Committee (FEDEXPAC)CorporateFDXFedex Corp.—1$2,500
New York Life Insurance Company Political Action CommitteeCorporate——1$2,500
Aetna Inc. Political Action CommitteeCorporateAetna Inc.—1$2,500
National Tank Truck Carriers Inc. Political Action CommitteeTrade association——1$2,500
American Pharmacists Association Political Action CommitteeIdeological / issueAmerican Pharmacists Association—1$2,500
Health Care Service Corporation Employees' Political Action CommitteeCorporate——1$2,500
American Society of Plastic Surgeons PlastypacTrade associationAmerican Society of Plastic Surgeons—1$2,500
American Society of Anesthesiologists Political Action Committee (ASA PAC)Trade association——1$2,500
Argentum's Silver PACTrade association——1$2,500
Political Action Committee of the American Association of Orthopaedic Surgeons--PAC of AaosCorporateAmerican Association of Orthopaedic Surgeons—1$2,500
The Goldman Sachs Group, Inc. Political Action CommitteeCorporateGSGoldman Sachs Group Inc.5 trades1$2,500
United Health Services PAC, Inc.CorporateUnited Health Services, Inc.—1$2,500
Gentiva Health Services Inc. PAC GentivapacCorporateGentiva Health Services Inc.—1$2,500
Space Exploration Technologies Corp. PACCorporateSPCXSpace Exploration Technologies Corp.—1$2,500
American Gastroenterological Association Inc. PACTrade associationAmerican Gastroenterological Association, Inc.—1$2,500
U.s. Travel Association PACTrade association——1$2,500
Humane Society Legislative Fund Political Action CommitteeMembership orgHumane Society Legislative Fund—1$2,500
Facebook Inc. PACCorporateMETAMeta Platforms, Inc.—1$2,500
No Labels Problem Solvers Political Action Committee (NO Labels Problem Solvers PAC)Membership org——2$2,294
Weyerhaeuser Company Political Action CommitteeCorporateWYWeyerhaeuser Co3 trades1$2,000
Printing Industries of AmericaMembership org——2$2,000
General Electric Company Political Action Committee (GEPAC)CorporateGEGeneral Electric Co9 trades2$2,000
Magazine Publishers of America PAC Fka Magazine Publishes Association PACTrade associationMagazine Publishers of America—2$2,000
Ford Motor Company Civic Action FundCorporateFFord Motor Co—1$2,000
Walmart Inc. PAC for Responsible GovernmentCorporateWMTWalmart Inc.3 trades2$2,000
Harris Corporation Political Action CommitteeCorporateLHXL3HARRIS Technologies, Inc. /De/—2$2,000
United Postmasters and Managers of America Political Fund (Upma PAC)Membership orgUnited Postmasters and Managers of America—2$2,000
Outdoor Amusement Business Association Inc. Political Action CommitteeTrade association——1$2,000
CSX Corporation Good Government FundCorporateCSXCSX Corp.—1$2,000
Liberty Mutual Insurance Company - PACCorporateLiberty Mutual Insurance Company—2$2,000
National Committee to Preserve Social Security & Medicare PACMembership org——3$2,000
K&L Gates LLP Political Action Committee (DC)Ideological / issue——2$2,000
National Roofing Contractors Association Roof PACTrade associationNational Roofing and Contractors Association—1$2,000
Amgen Inc. Political Action CommitteeCorporateAMGNAmgen Inc.—2$2,000
Iheartmedia Inc. - Clear Channel Outdoor PACCorporateIHRTiHeartMedia, Inc.—2$2,000
BAE Systems Inc. Political Action Committee (BAE Systems USA PAC)CorporateBAESYBAE Systems PLC /Fi/—2$2,000
Science Applications International Corporation Voluntary Political Action CommitteeCorporateSAICScience Applications International Corp—2$2,000
Lockheed Martin Corporation Employees' Political Action CommitteeCorporateLMTLockheed Martin Corp.—2$2,000
National Business Aviation Association Inc. Political Action Committee (Nbaa-PAC)Trade association——1$2,000
American College of Radiology Association PACIdeological / issueAmerican College of Radiology Association—1$2,000
US Apple Association Political Action Committee; Aka Usapple PACTrade associationU.s. Apple Association—2$2,000
Amazon.com Services, Inc. Separate Segregated Fund (Amazon PAC)CorporateAMZNAmazon Com Inc.5 trades2$2,000
T-Mobile USA, Inc. Political Action Committee (T-PAC)CorporateTMUST-Mobile US, Inc.—2$2,000
Semi Political Alliance of Semiconductor Equipment and Materials InternationalTrade association——2$2,000
CVS Health PACCorporateCVSCVS HEALTH Corp3 trades2$2,000
Best Buy Co., Inc. Employee Political ForumCorporateBBYBest Buy Co Inc.—2$2,000
Molina Healthcare, Inc. PACCorporateMOHMolina Healthcare, Inc.—2$2,000
National Organization of Social Security Claimants' Representatives PAC (Nosscr PAC)Trade associationNational Organization of Social Security Claimants' Representatives—2$2,000
Psychology PAC of American Psychological Association Services Inc.Trade associationAmerican Psychological Association Services Inc. (APASI)—2$2,000
Toyota Motor North America, Inc. Political Action Committee (Toyota/Lexus PAC)CorporateTMToyota Motor Corp./—2$2,000
State Farm Mutual Automobile Insurance Company Federal Political Action Committee (State Farm Federal PAC)CorporateState Farm Mutual Automobile Insurance Company—2$2,000
Cohnreznick LLP Political Action CommitteeIdeological / issue——2$2,000
Lifecare Holdings LLC Political Action Committee (Lifecare PAC)CorporateLifecare Holdings LLC—1$2,000
Starkey PACCorporate——1$2,000
Sun Life Financial (U.S.) Services Company Inc. PAC Sun Life PACCorporate——2$2,000
National Concrete Masonry Association Political Action CommitteeTrade association——3$1,750
National Association of Broadcasters Political Action Committee (NABPAC)Trade associationNational Association of Broadcasters—1$1,500
Massachusetts Mutual Life Insurance Company Political Action CommitteeCorporateMassachusetts Mutual Life Insurance Company—1$1,500
Principal Life Insurance Company Political Action CommitteeCorporatePrincipal Life Insurance Company—1$1,500
National Emergency Medicine Political Action Committee / American College of Emergency PhysiciansMembership orgAmerican College of Emergency Physicians—1$1,500
National Star Route Mail Contractors Association Political Action CommitteeTrade associationNational Star Route Mail Contractors Association—3$1,500
Hewlett Packard Enterprise Company PAC (HPE PAC)CorporateHPEHewlett Packard Enterprise Co—1$1,500
Oppenheimerfunds, Inc. Political Action CommitteeCorporate——1$1,500
Cres PACIdeological / issue——2$1,500
National Confectioners Association of the United States, Inc. Political Action Committee (Candy PAC)Trade associationNational Confectioners Association—1$1,000
Texas Instruments Incorporated Political Action Committee (TI PAC)CorporateTXNTexas Instruments Inc.1 trade1$1,000
American Federation of Govt. Empl. Political Action CommitteeLabor unionAmerican Federation of Gov't Employees—2$1,000
General Aviation Manufacturers Association Political Action CommitteeTrade associationAviation Manufacturers Ass'n; General—1$1,000
National Association of Chain Drug Stores, Inc. Political Action CommitteeTrade associationNational Association of Chain Drug Stores, Inc.—1$1,000
American Association for Justice Political Action Committee (AAJ PAC)Trade associationAmerican Association for Justice—1$1,000
American Federation of Teachers, Afl-Cio Committee on Political EducationLabor unionAmerican Federation of Teachers, Afl-Cio—1$1,000
International Association of Firefighters Interested in Registration and Education PACLabor unionInternational Association of Fire Fighters—1$1,000
Corning Incorporated Employees Political Action Committee (COREPAC)CorporateGLWCorning Inc. /NY—1$1,000
FMC Corporation Good Government ProgramCorporateFMCFMC Corp.—1$1,000
American Waterways Operators-PACTrade associationThe American Waterways Operators—1$1,000
Air Line Pilots Association PACLabor unionAir Line Pilots Association—1$1,000
International Franchise Association Franchising Political Action Committee Inc.Trade associationInternational Franchise Association—1$1,000
Cigna Corporation Political Action CommitteeCorporateCICigna Group—1$1,000
The American Occupational Therapy Association, Inc. Political Action Committee (AOTPAC)Membership orgThe American Occupational Therapy Association, Inc.—1$1,000
National Association of Postal Supervisors PACTrade associationNational Association of Postal Supervisors—1$1,000
Mutual of Omaha Companies PAC (IMPAC)CorporateMutual of Omaha—1$1,000
Target Corporation Citizens Political Forum (Targetcitizens Political Forum)CorporateTGTTarget Corp.1 trade1$1,000
Ecolab Inc. Political Action CommitteeCorporateECLEcolab Inc.2 trades1$1,000
Lincoln National Corporation Political Action Committee (AKA Lincoln Financial Group Political Action Committee, Lfgpac)CorporateLNCLincoln National Corp.—1$1,000
American Road & Transportation Builders Association PACTrade association——1$1,000
Textron Inc. Political Action CommitteeCorporate——1$1,000
John Hancock Life Insurance Company (USA) Federal Political Action CommitteeCorporateJohn Hancock Life Insurance Company (USA)—1$1,000
Agri-Mark Inc. Political Action CommitteeCooperative——1$1,000
Covanta Energy LLC Political Action Committee (Covanta PAC)CorporateCovanta Holding Corporation—1$1,000
Academy of Nutrition and Dietetics Political Action CommitteeMembership orgAcademy of Nurition and Dietetics—1$1,000
Crowley Maritime Corporation Federal PACCorporate——1$1,000
American Benefits Council Political Action CommitteeTrade association——1$1,000
Community Action Program - Political Action Committee (CAP-PAC)CorporateNational Community Action Foundation—1$1,000
The Hartford Financial Services Group, Inc. PAC (AKA THE Hartford Advocates Fund)CorporateHIGHartford Insurance Group, Inc.—1$1,000
Holland & Knight Committee for Effective GovernmentIdeological / issue——1$1,000
Eyepac Political Action Committee for American Society of Cataract and Refractive SurgeryIdeological / issueAmerican Society of Cataract & Refractive Surgery—1$1,000
Voya Financial, Inc., Political Action Committee (Voya Financial PAC)CorporateVOYAVoya Financial, Inc.—1$1,000
American Academy of Ophthalmology Inc. Political Committee (OPHTHPAC)Membership orgAmerican Academy of Ophthalmology—1$1,000
Vizient, Inc., Political Action CommitteeCorporateVizient, Inc.—1$1,000
King & Spalding Nonpartisan Committee for Good GovernmentIdeological / issue——1$1,000
Ahold Delhaize USA, Inc. Political Action CommitteeCorporateAhold Delhaize USA, Inc.—1$1,000
Werner Enterprises Inc. Political Action CommitteeCorporateWERNWerner Enterprises Inc.—1$1,000
Portland Cement Association Inc. (Cement PAC)Trade association——1$1,000
American Society of Health System Pharmacist - PACMembership orgAmerican Society of Helath System Pharmacists—1$1,000
Association of Professional Flight Attendants (Apfa PAC) Political Action CommitteeLabor union——1$1,000
The Procter & Gamble Company Good Government FundCorporatePGPROCTER & GAMBLE Co4 trades1$1,000
Friends of Buck MckeonCandidate committee——1$1,000
College of American Pathologists Political Action CommitteeMembership org——1$1,000
Nelson Mullins Riley & Scarborough, LLP Federal Political CommitteeIdeological / issue——1$1,000
Association of American Railroads Political Action Committee (RAILPAC)Trade associationAssociation of American Railroads—1$1,000
Kelley Drye & Warren Political Action CommitteeIdeological / issue——1$1,000
Medtronic Inc. PACCorporateMDTMedtronic plc—1$1,000
American Seniors Housing Association (Seniors Housing PAC)Trade associationAmerican Seniors Housing Association—1$1,000
Morgan Stanley Political Action CommitteeCorporateMSMorgan Stanley—1$1,000
Pitney Bowes Inc. Political Action CommitteeCorporatePBIPitney Bowes Inc. /De/—1$1,000
Southwest Airlines Co. Freedom FundCorporateLUVSouthwest Airlines Co—1$1,000
Boston Scientific Corporation Political Action Committee (BSC PAC)CorporateBSXBoston Scientific Corp.—1$1,000
American College of Nurse-Midwives Midwives-PACMembership orgAmerican College of Nurse-Midwives—1$1,000
Calpine Corporation PACCorporateCalpine Corporation—1$1,000
American Association of Clincial Endocrinologists Incpac AacepacTrade association——1$1,000
Charles Schwab Corporation Political Action CommitteeCorporate——1$1,000
American Psychiatric Association Political Action CommitteeTrade associationAmerican Psychiatric Association—1$1,000
American Foreign Service Association Political Action CommitteeLabor union——1$1,000
American College of Cardiology Political Action CommitteeMembership orgAmerican College of Cardiology—1$1,000
Cummins Inc. Political Action Committee (CIPAC)CorporateCMICummins Inc.—1$1,000
Frozen Food Political Action CommitteeTrade association——1$1,000
American Composites Manufacturers Association Political Action CommitteeTrade association——1$1,000
Avangrid Political Action CommitteeCorporate——1$1,000
Americans for the Arts Action Fund PACIdeological / issueAmericans for the Arts Action Fund—1$1,000
Federation of Exchange Accomodators 1031 PACTrade association——1$1,000
Consolidated Communications PAC, Inc. - FederalCorporateConsolidated Communications, Inc.—1$1,000
Cruise Lines International Association PAC (Clia PAC)Trade associationCruise Lines International Association Inc.—1$1,000
American Academy of Neurology BrainpacTrade association——1$1,000
Hearpac of Hearing Industries AssociationTrade associationHearing Industries Association—1$1,000
Polsinelli PACCorporate——1$1,000
Covington and Burling LLP PACIdeological / issue——1$1,000
Old Dominion Freight Line Inc. Political Action Committee (OLD Dominion PAC)CorporateODFLOld Dominion Freight Line, Inc.—1$1,000
Iron Mountain Incorporated Employees PACCorporateIRMIron Mountain Inc.—1$1,000
Freedomworks PACIdeological / issue——1$1,000
SLM Corporation PAC (Sallie MAE PAC)CorporateSLMSLM Corp—1$1,000
Sysco Corporation Good Government CommitteeCorporateSYYSysco Corp.—1$1,000
America's Essential Hospitals Political Action Committee, (Essential Hospitals PAC)Trade association——1$1,000
340B Health Political Action Committee (340B Health PAC)Trade association——1$1,000
American Motorcyclist Political Action CommitteeMembership orgAmerican Motorcyclist Association—1$500
National Alliance of Forest Owners Political Action Committee (Nafo PAC)Trade association——1$500
231 committees

Contributions (incl. in-kind) from PACs, party and other candidate committees to Susan M. Collins's campaign committees in the 2017–18 cycle, net of refunds, from the committees' own FEC reports. Donations from individuals passed through WinRed or ActBlue are not included. Company and ticker matched by name; no ticker means no listed company was found; for other committees the sponsor as registered with the FEC. Member's trades counts every disclosed trade in that company's stock. Filers that aren't committees are combined into one line.

Outside spending

2017–18 · through the latest regular FEC reports
Supporting
$0
Opposing
$37,361
Spenders
2
SpenderSupportingOpposing
Conservative Majority FundIdeological / issue—$24,997
Individuals and groups that aren't committees (1 combined)—$12,364
2 spenders

Independent expenditures for or against Susan M. Collins in the 2017–18 cycle, through the latest regular FEC reports. Spending reported on 24- and 48-hour notices in the final weeks before an election appears here once the spender's next regular report is processed. Spenders that aren't registered committees (individuals and groups filing FEC Form 5) are combined into one line.

Source: Federal Election Commission bulk data (committee contributions and independent expenditures); updated Nov 4, 2026. No individual donor data.