Congress trading
Katherine M. Clark

Katherine M. Clark

Representative · MA-5
DemocratCurrent memberServed 2013–presentAge 63

Campaign fundraising

House · MA-05
Raised, 2025–26
$5.03M
Spent
$5.12M
Cash on hand
$1.23M
Reported through
Oct 14, 2026
Current cycle

Receipts per two-year cycle

$0$5M$10M2013–14: $2,246,750.002013–142015–16: $1,317,553.842015–162017–18: $1,492,081.452017–182019–20: $1,815,927.752019–202021–22: $2,174,711.802021–222023–24: $4,984,888.622023–242025–26: $5,026,057.812025–26
Campaign receipts per two-year cycle
CycleReceipts
2013–14$2,246,750.00
2015–16$1,317,553.84
2017–18$1,492,081.45
2019–20$1,815,927.75
2021–22$2,174,711.80
2023–24$4,984,888.62
2025–26$5,026,057.81

2026 race · MA-05

  • Katherine Clark · D · Incumbent$5.03M
  • Jonathan Paz · D · Challenger$119K
  • Tarik Samman · D · Challenger$44K

Total receipts for the whole 2026 election period. 3 candidates reported receipts.

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

PAC contributions

2021–22
From committees
$1.22M
Net of refunds
Committees
298
Contributions
537
CommitteeCompany / sponsorMember's tradesContributionsTotal
International Union of Painters and Allied Trades Political Action Together Political CommitteeLabor unionInternational Union of Painters and Allied Trades—2$10,000
Build Political Action Committee of the National Association of Home Builders (BUILDPAC)Trade associationNational Association of Home Builders—3$10,000
Carpenters Legislative Improvement Committee United Brotherhood of Carpenters and JoinersLabor unionUnited Brotherhood of Carpenters and Joiners of America—2$10,000
Machinists Non Partisan Political League of the International Association of Machinists & Aerospace WorkersLabor unionInternational Association of Machinists and Aerospace Workers—3$10,000
SEIU Cope (Service Employees International Union Committee ON Political Education)Labor unionService Employees International Union—2$10,000
Mortgage Bankers Association Political Action Committee (MORPAC)Trade associationMortgage Bankers Association—4$10,000
International Association of Sheet Metal, Air, Rail and Transportation Workers Political Action LeagueLabor unionInternational Association of Sheet Metal, Air, Rail and Transportation Workers—2$10,000
Culac the PAC of Credit Union National AssociationTrade associationCredit Union National Association—3$10,000
Laborers' International Union of North America (LIUNA) PACLabor unionLaborers' International Union of North America—2$10,000
American Council of Engineering Companies (Acec/PAC)Trade associationAmerican Council of Engineering Companies—3$10,000
American Federation of State County & Municipal Employees P E O P L ELabor unionDistrict Council 37, AFSCME Public Employees Organized for Pol & Leg Equality—3$10,000
Ubs Americas Inc. Political Action Committee (UBS PAC)CorporateUBSUBS Group AG7 trades3$10,000
Int'l Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers (IPAL)Labor unionInt'l. Association of Bridge, Structural, Ornamental & Reinforcing Iron Workers—3$10,000
American Federation of Teachers, Afl-Cio Committee on Political EducationLabor union——2$10,000
International Association of Firefighters Interested in Registration and Education PACLabor unionInternational Association of Fire Fighters—2$10,000
Engineers Political Education Committee (EPEC)/International Union of Operating EngineersLabor unionInternational Union of Operating Engineers Local 965 Pef—2$10,000
National Association of Realtors Political Action CommitteeMembership org——4$10,000
D.R.I.V.E. - Democrat, Republican, Independent Voter Education (THE PAC OF THE International Brotherhood OF Teamsters)Labor unionInternational Brotherhood of Teamsters—2$10,000
Anheuser-Busch Companies LLC Political Action CommitteeCorporateAnheuser-Busch Companies Inc.—3$10,000
General Dynamics Corporation Political Action Committee (General Dynamics Employee PAC)CorporateGDGeneral Dynamics Corp.—4$10,000
Employees of Raytheon Technologies Corporation PACCorporateRTXRTX Corp—5$10,000
American Hospital Association PACTrade associationAmerican Hospital Association—3$10,000
American Crystal Sugar Company Political Action CommitteeCooperativeAmerican Crystal Sugar Compay—2$10,000
Intel Corporation Political Action Committee (IPAC)CorporateINTCIntel Corp.12 trades4$10,000
National Multifamily Housing Council Political Action CommitteeTrade associationNational Multifamily Housing Council—2$10,000
National Beer Wholesalers Association Political Action CommitteeTrade associationNational Beer Wholesalers Association—4$10,000
New York Life Insurance Company Political Action CommitteeCorporateNew York Life Insurance Company—3$10,000
Deloitte Political Action CommitteeIdeological / issue——2$10,000
National Air Traffic Controllers Association PACLabor unionNational Air Traffic Controllers Association—4$10,000
Unitedhealth Group Incorporated PAC (Unitedhealth Group PAC)CorporateUNHUnitedhealth Group Inc.4 trades3$10,000
BAE Systems Inc. Political Action Committee (BAE Systems USA PAC)CorporateBAESYBAE Systems PLC /Fi/—3$10,000
The Home Depot Inc. Political Action CommitteeCorporateHDHome Depot, Inc.14 trades2$10,000
Thermo Fisher Scientific Inc. PACCorporateTMOThermo Fisher Scientific Inc.—3$10,000
American College of Radiology Association PACIdeological / issueAmerican College of Radiology Association—2$10,000
FMR LLC Political Action Committee - Federal (Fidelity PAC)CorporateFMR LLC—2$10,000
Charter Communications Inc. Political Action CommitteeCorporateCHTRCharter Communications, Inc. /Mo/—4$10,000
Takeda Pharmaceuticals America Inc. Political Action CommitteeCorporateTakeda Pharmaceuticals America, Inc.—2$10,000
National Association of Professional Employer Organizations PAC (Napeo PAC)Trade associationNational Association of Professional Employer Organizations—2$10,000
Pediatrix Medical Group, Inc. Political Action Committee (Pediatrix PAC)CorporateMDPediatrix Medical Group, Inc.—2$10,000
Nexstar Media Group, Inc. Political Action Committee (Nexstar PAC)CorporateNXSTNexstar Media Group, Inc.—2$10,000
End Citizens UnitedIdeological / issue——2$10,000
American Israel Public Affairs Committee Political Action CommitteeMembership org——4$10,000
AT&T Inc. Employee Federal Political Action Committee (AT&T Employee Federal PAC)CorporateTAT&T Inc.1 trade4$9,000
Rock Holdings Inc. PACCorporateRock Holdings Inc.—5$8,500
Fedex Corporation Political Action CommitteeCorporateFDXFedex Corp.—5$8,000
BHFS-E, PC PAC (Brownstein Hyatt Farber Schreck Political Action Committee)CorporateBHFS-E, PC—6$8,000
Air Line Pilots Association PACLabor unionAir Line Pilots Association—2$7,500
Eli Lilly and Company Political Action CommitteeCorporateLLYELI LILLY & Co4 trades3$7,500
Pricewaterhousecoopers Political Action Committee ICorporate——3$7,500
American Airlines Inc. Political Action Committee (AAPAC)CorporateAALAmerican Airlines Group Inc.—3$7,500
Liberty Mutual Insurance Company - PACCorporateLiberty Mutual Insurance Company—4$7,500
Wells Fargo and Company Employees Good Government Federal Fund IICorporateWFCWells Fargo & Company/MN1 trade3$7,500
Planned Parenthood Action Fund Inc. PAC, Dba Planned Parenthood Federal PACMembership orgPlanned Parenthood Action Fund Inc.—2$7,500
CVS Health PACCorporateCVSCVS HEALTH Corp—3$7,500
Molina Healthcare, Inc. PACCorporateMOHMolina Healthcare, Inc.—2$7,500
Finseca PACTrade association——2$7,500
Nea Fund for Children and Public EducationLabor unionNational Education Association—2$7,000
Huntington Ingalls Industries, Inc. Employees Political Action Committee (HIIPAC)CorporateHIIHuntington Ingalls Industries, Inc.—5$7,000
Alkermes Inc. Political Action CommitteeCorporateALKSAlkermes plc.—4$7,000
Samsung Electronics America Inc. Political Action CommitteeCorporate——5$7,000
Federation of American Hospitals PACTrade associationFederation of American Hospitals—4$6,000
Ncta - the Internet & Television Association Political Action Committee (NCTAPAC)Trade association——2$6,000
Verizon Communications, Inc. Political Action Committee (Verizon PAC)CorporateVZVerizon Communications Inc.5 trades5$6,000
Elevance Health, Inc. Political Action Committee (Elevance Health PAC)CorporateELVElevance Health, Inc.—4$6,000
Auto Care Association Political Action CommitteeTrade associationAuto Care Association—3$6,000
Sun Life Financial (U.S.) Services Company Inc. PAC Sun Life PACCorporate——3$6,000
Professional Aviation Safety Specialists PACLabor unionProfessional Aviation Safety Specialists—3$5,500
LPL Financial LLC Political Action Committee (LPL PAC)CorporateLPLALPL Financial Holdings Inc.—3$5,500
Communications Workers of America - Cope Political Contributions CommitteeLabor unionCommunications Workers of America—2$5,000
American Bankers Association PAC (BANKPAC)Trade associationAmerican Bankers Association (ABA)—2$5,000
American Health Care Association Political Action CommitteeTrade associationAmerican Health Care Association—1$5,000
Transport Workers Union of America Political Contributions CommitteeLabor unionTransport Workers Union of America—2$5,000
National Association of Broadcasters Political Action Committee (NABPAC)Trade associationNational Association of Broadcasters—2$5,000
Independent Insurance Agents & Brokers of America, Inc. Political Action Committee (INSURPAC)Trade associationIndependent Insurance Agents & Brokers of America, Inc.—1$5,000
National Association of Letter Carriers of U.S.A. Political Fund (Letter Carrier Political Fund)Labor union——1$5,000
American Association for Justice Political Action Committee (AAJ PAC)Membership orgAmerican Association for Justice (AAJ)—2$5,000
Amalgamated Transit Union - CopeLabor unionAmalgamated Transit Union—1$5,000
Aflac Political Action Committee (Aflac PAC)CorporateAFLAflac Inc.—3$5,000
Bristol-Myers Squibb Company Political Action Committee (BMS PAC)CorporateBMYBristol Myers Squibb Co4 trades3$5,000
Ball Corporation Political Action CommitteeCorporateBALLBALL Corp—1$5,000
Abbott Laboratories Employee Political Action CommitteeCorporateABTAbbott Laboratories4 trades2$5,000
American Property Casualty Insurance Association Political Action Committee (Insuring America PAC)Trade associationAmerican Property Casualty Insurance Association—2$5,000
HCA Healthcare, Inc. Good Government FundCorporateHCAHCA Healthcare, Inc.—1$5,000
General Motors Company Political Action Committee (GM PAC)CorporateGMGeneral Motors Co—2$5,000
Cigna Corporation Employee Political Action CommitteeCorporateCICigna Group—2$5,000
Employees of Northrop Grumman Corporation PACCorporateNOCNorthrop Grumman Corp. /De/—2$5,000
The American Occupational Therapy Association, Inc. Political Action Committee (AOTPAC)Membership orgThe American Occupational Therapy Association, Inc.—1$5,000
National Active and Retired Federal Employees Association Political Action Com (Narfe-PAC)Ideological / issueNational Active and Retired Federal Employees Association (NARFE)—3$5,000
Walmart Inc. PAC for Responsible GovernmentCorporateWMTWalmart Inc.—4$5,000
Honeywell International Political Action CommitteeCorporateHONHoneywell International Inc.7 trades2$5,000
Delta Air Lines PACCorporateDALDelta Air Lines, Inc.—3$5,000
Akin Gump Strauss Hauer & Feld LLP Civic Action Committee (AKA Akin Gump PAC)Ideological / issue——1$5,000
Investment Company Institute Political Action Committee (ICI PAC)Trade associationInvestment Company Institute—3$5,000
National Apartment Association Political Action CommitteeTrade associationNational Apartment Association—2$5,000
Massachusetts Mutual Life Insurance Company Political Action CommitteeCorporateMassachusetts Mutual Life Insurance Company—1$5,000
The Boeing Company Political Action CommitteeCorporateBABoeing Co4 trades2$5,000
Sanofi US Services Inc. Employees' Political Action CommitteeCorporate——1$5,000
KidspacIdeological / issue——1$5,000
Unum Group Political Action Committee (UNUMPAC)CorporateUNMUnum Group—2$5,000
Microsoft Corporation Stakeholders Voluntary PAC - MsvpacCorporateMSFTMicrosoft Corp.8 trades2$5,000
S&B PACCorporate——1$5,000
Comcast Corporation & Nbcuniversal Political Action Committee - FederalCorporateCMCSAComcast Corp.—2$5,000
The Procter & Gamble Company Good Government FundCorporatePGPROCTER & GAMBLE Co3 trades2$5,000
Emd Serono, Inc. Political Action CommitteeCorporateEmd Serono, Inc.—2$5,000
Humana Inc. Political Action CommitteeCorporateHUMHumana Inc.—2$5,000
National Association of Benefits and Insurance Professionals PAC (Nabip PAC)Membership orgNational Association of Benefits and Insurance Professionals—2$5,000
National Association of Real Estate Investment Trusts, Inc. Political Action CommitteeTrade associationNational Association of Real Estate Investment Trusts, Inc.—2$5,000
American Seniors Housing Association (Seniors Housing PAC)Trade association——2$5,000
Capital One Financial Corp. Assoc. Political FundCorporateCOFCapital One Financial Corp.—2$5,000
Fidelity National Financial Inc. PAC 2001CorporateFNFFidelity National Financial, Inc.—1$5,000
Centene Corporation Political Action Committee (Centene PAC)CorporateCNCCentene Corp.4 trades3$5,000
Amerisourcebergen Corporation Associates PAC (AB Associates PAC)CorporateCORCencora, Inc.—2$5,000
Nixon Peabody LLP PACIdeological / issue——1$5,000
Abiomed Inc. Political Action Committee (Abiomed PAC)CorporateAbiomed, Inc.—1$5,000
Federation of Exchange Accomodators 1031 PACTrade association——1$5,000
Google LLC NetpacCorporateGOOGLAlphabet Inc.8 trades1$5,000
National Organization of Social Security Claimants' Representatives PAC (Nosscr PAC)Trade association——1$5,000
Toyota Motor North America, Inc. Political Action Committee (Toyota/Lexus PAC)CorporateTMToyota Motor Corp./—2$5,000
U.s. Anesthesia Partners, Inc. PAC D/B/a/ Usap PACCorporateU.s. Anesthesia Partners, Inc.—1$5,000
Progressive Turnout ProjectIdeological / issue——1$5,000
Alnylam Pharmaceuticals, Inc. Political Action Committee (Alnylam PAC)CorporateALNYAlnylam Pharmaceuticals, Inc.—2$5,000
The Carlyle Group Inc. PAC (AKA 'Carlyle PAC')CorporateCGCarlyle Group Inc.—2$5,000
VPPIdeological / issue——1$5,000
Ballard Spahr LLP PACIdeological / issue——1$5,000
I.B.E.W. Local 103 Federal Political Action CommitteeLabor union——1$5,000
Pfizer Inc. PACCorporatePFEPfizer Inc.3 trades5$4,500
Novartis Corporation Political Action CommitteeCorporateNVSNovartis Ag—2$4,500
United Airlines, Inc. Political Action Committee (UAPAC)CorporateUnited Airlines, Inc.—1$4,000
Viatris Inc. Political Action Committee (VIAPAC)CorporateVTRSViatris Inc—3$4,000
Sunovion Pharmaceuticals Inc. Good Governance FundCorporateSunovion Pharmaceuticals Inc.—4$4,000
Alexion Pharmaceuticals Inc. PACCorporateAlexion Pharmaceuticals Inc.—2$4,000
Filemon Vela for CongressCandidate committee——2$4,000
MJ for TexasCandidate committee——1$4,000
Citigroup Inc. Political Action Committee - Federal (Citigroup PAC-Federal)CorporateCCitigroup Inc.—2$3,500
Jpmorgan Chase & Co. Federal Political Action CommitteeCorporateJPMJpmorgan Chase & Co8 trades2$3,500
John Hancock Life Insurance Company (USA) Federal Political Action CommitteeCorporateJohn Hancock Life Insurance Company (USA)—2$3,500
Cap-PAC Separate Segregated Fund of the National Community Action Foundation Inc.Membership orgNational Community Action Foundation—2$3,500
Zeneca Inc. Political Action Committee (AZPAC)Corporate——2$3,500
Vertex Pharmaceuticals Incorporated Political Action CommitteeCorporateVertex Pharmaceuticals Incorporated—3$3,500
PTC Therapeutics, Inc. Political Action Committee (PTC-PAC)CorporatePTCTPTC Therapeutics, Inc.—3$3,500
United States Telecom Association Political Action Committee (TELECOMPAC)Trade associationUnited States Telecom Association—2$3,000
General Electric Company Political Action Committee (GEPAC)CorporateGEGeneral Electric Co6 trades3$3,000
Principal Life Insurance Company Political Action CommitteeCorporatePrincipal Life Insurance Company—2$3,000
National Association of Mutual Insurance Companies PACTrade associationNational Association of Mutual Insurance Companies—4$3,000
K&L Gates LLP Political Action Committee (DC)Ideological / issue——3$3,000
Amgen Inc. Political Action CommitteeCorporateAMGNAmgen Inc.8 trades1$3,000
Iheartmedia Inc. PACCorporateIHRTiHeartMedia, Inc.—2$3,000
Lockheed Martin Corporation Employees' Political Action CommitteeCorporateLMTLockheed Martin Corp.3 trades3$3,000
Mastercard International Inc. Employees' PACCorporateMastercard International Inc.—1$3,000
Leidos Inc. Political Action CommitteeCorporateLDOSLeidos Holdings, Inc.—3$3,000
United Food and Commercial Workers International Union Active Ballot ClubLabor unionUnited Food and Commercial Workers International Union—1$2,500
American Nurses Association PACTrade associationAmerican Nurses Association—1$2,500
American Maritime Officers Voluntary Political Action FundLabor unionAmerican Maritime Officers—1$2,500
Fluor Corporation Political Action Committee (Fluor PAC)CorporateFLRFluor Corp.—2$2,500
Stanley Black & Decker, Inc. Political Action CommitteeCorporateSWKStanley Black & Decker, Inc.—1$2,500
State Street Bank and Trust Company Voluntary Political Action CommitteeCorporateState Street Bank and Trust Company—1$2,500
Masters, Mates and Pilots Political Contribution FundLabor unionIOMM&P—1$2,500
United Postmasters and Managers of America Political FundMembership orgNational Association of Postmasters of the United States—1$2,500
American Council of Life Insurers Political Action CommitteeTrade associationAmerican Council of Life Insurers—1$2,500
National Venture Capital Association VenturepacMembership orgNational Venture Capital Association—1$2,500
National Health Corporation Political Action CommitteeCorporateNational Health Corporation—1$2,500
Walgreen Co PAC (WALGREENSPAC)CorporateWalgreen Co—1$2,500
United Services Automobile Association Employee PAC - USAA Employee PACCorporateUnited Services Automobile Association—1$2,500
American Association of Nurse Anesthetists Separate Segregated Fund (Crna-PAC)Membership orgAmerican Association of Nurse Anesthetists—1$2,500
Genentech Inc. Political Action Committee (GENENPAC)CorporateGenentech Inc.—1$2,500
Ernst & Young Political Action CommitteeIdeological / issue——1$2,500
Human Rights Campaign PACIdeological / issueHuman Rights Campaign—1$2,500
Lowe's Companies, Inc. Political Action CommitteeCorporateLOWLowes Companies Inc.—1$2,500
District No. 1-PCD, Marine Engineers' Beneficial Assoc. - Political Action Fund (Meba-Paf)Labor unionDistrict NO.1-PCD, Meba (Marine Engineers' Beneficial Association)—1$2,500
Amalgamated Sugar Company Political Action CommitteeCooperativeAmalgamated Sugar Company—1$2,500
Chubb Group Holdings Inc. Political Action CommitteeCorporateChubb Group Holdings Inc.—1$2,500
Boston Scientific Corporation Political Action Committee (BSC PAC)CorporateBSXBoston Scientific Corp.—1$2,500
American Resort Development Association Resort Owners Coalition PAC (Arda-Roc PAC)Trade associationAmerican Resort Development Association—1$2,500
Amazon.com Services LLC Separate Segregated Fund (Amazon PAC)CorporateAMZNAmazon Com Inc.—1$2,500
Cisco Systems, Inc. Federal PAC, Aka Cisco Systems EpacCorporateCSCOCisco Systems, Inc.6 trades1$2,500
Visa, Inc. Political Action CommitteeCorporateVVisa Inc.7 trades1$2,500
Michigan Sugar Company Growers Political Action CommitteeTrade associationMichigan Sugar Company Growers Association—1$2,500
Society of Interventional Radiology Political Action CommitteeMembership orgSociety of Interventional Radiology—1$2,500
MWW Group Inc. Political Action Committee, theCorporateMWW Group, Inc.—1$2,500
Te Connectivity Corporation Political Action Committee TepacCorporateTELTE Connectivity plc—1$2,500
Varian Medical Systems, Inc. PAC ('Varian PAC')CorporateVarian Medical Systems, Inc.—1$2,500
Cox Enterprises PAC (COXPAC) Inc.Corporate——1$2,500
S&P Global Inc. Political Action CommitteeCorporateSPGIS&P Global Inc.3 trades2$2,500
American Investment Council Political Action CommitteeTrade associationAmerican Investment Council—1$2,500
Iron Mountain Incorporated Employees PAC (IMPAC)CorporateIRMIron Mountain Inc.6 trades2$2,500
Usacs PACIdeological / issue——1$2,500
Ucb, Inc. Political Action CommitteeCorporate——1$2,500
Carrier Global Corporation Political Action CommitteeCorporateCARRCARRIER GLOBAL Corp—1$2,500
Grail, LLC PACCorporateGRALGRAIL, Inc.—1$2,500
Anduril Industries, Inc. Political Action Committee (Anduril PAC)CorporateAnduril Industries, Inc.—1$2,500
Defend the VoteIdeological / issue——1$2,500
League of Conservation Voters Action FundMembership orgLeague of Conservation Voters, Inc.—4$2,075
American Medical Association Political Action CommitteeIdeological / issue——1$2,000
Trucking Political Action Committee of the American Trucking Associations Inc.Trade associationAmerican Trucking Associations Inc.—1$2,000
American Sugar Cane League of USA Inc. Political Action CommitteeTrade associationAmerican Sugar Cane League of USA, Inc.—1$2,000
The Goodyear Tire & Rubber Company Good Government Fund (Goodyear Good Government Fund)CorporateGTGoodyear Tire & Rubber Co /Oh/—2$2,000
Ecolab Inc. Political Action CommitteeCorporateECLEcolab Inc.—1$2,000
National Treasury Employees Union Political Action CommitteeLabor union——1$2,000
Nike Inc. Federal Political Action Committee (Nike Federal PAC)CorporateNKENIKE, Inc.4 trades2$2,000
Southern Minnesota Beet Sugar Cooperative Political Action CommitteeCooperativeSouthern Minnesota Beet Sugar Cooperative—1$2,000
Mcguirewoods Federal PACCorporate——2$2,000
Consumer Brands Political Action Committee ('Consumer Brands Association PAC')Trade associationConsumer Brands Association—2$2,000
Ctia - the Wireless Association Political Action CommitteeTrade associationCtia - the Wireless Association—1$2,000
Bayer US LLC Employee Political Action Committee (BAYERPAC)CorporateBayer US LLC—2$2,000
Argentum's Silver PACTrade associationArgentum—2$2,000
Political Action Committee of the American Association of Orthopaedic Surgeons--PAC of AaosMembership orgAmerican Association of Orthopaedic Surgeons—2$2,000
Siemens Corporation PACCorporate——2$2,000
Cummins Inc. Political Action Committee (CIPAC)CorporateCMICummins Inc.—2$2,000
Massachusetts Biotechnology Council Inc. Federal Political Action CommitteeTrade association——2$2,000
Faegre Drinker Political Action Committee (Faegre Drinker PAC)Ideological / issue——2$2,000
Best Buy Co., Inc. Employee Political ForumCorporateBBYBest Buy Co Inc.3 trades2$2,000
Fraternity & Sorority Political Action CommitteeIdeological / issue——2$2,000
Flir Systems, Inc. Employees Political Action Committee (FLIRPAC)Corporate——1$2,000
Alzheimers Impact Movement Political Action CommitteeMembership org——2$2,000
Giffords PACIdeological / issue——2$2,000
Friends of Medical Research Political Action CommitteeIdeological / issue——1$2,000
Ally Financial Inc. Advocacy Political Action CommitteeCorporateALLYAlly Financial Inc.—1$2,000
US Renal Care PACCorporate——1$2,000
Everytown for Gun Safety Action Fund, Inc. PAC (Everytown PAC)Membership orgEverytown for Gun Safety Action Fund, Inc.—1$2,000
Allstate Insurance Company PACCorporateAllstate Insurance Company—1$1,500
American Veterinary Medical Association Political Action CommitteeMembership orgAmerican Veterinary Medical Association—1$1,500
Transportation Trades Department Afl-Cio Political Action Committee (TTD/PAC)Labor union——1$1,500
Herzog PACCorporateHerzog—1$1,500
Polsinelli PACCorporate——1$1,500
Hooper, Lundy, & Bookman PC Political Action CommitteeCorporate——1$1,500
North America's Building Trades Unions Political Educational FundLabor unionNorth America's Building Trades Unions—1$1,000
Seafarers Political Activity Donation - Seafarers International Union of NA-AgliwLabor unionSeafarers International Union of NA-Agliw—1$1,000
Texas Instruments Incorporated Political Action Committee (TI PAC)CorporateTXNTexas Instruments Inc.5 trades1$1,000
American Federation of Govt. Empl. Political Action CommitteeLabor unionAmerican Federation of Gov't Employees—1$1,000
Florida Sugar Cane League PACTrade associationFlorida Sugar Cane League—1$1,000
American Land Title Association Title Industry PAC (TIPAC)Trade associationAmerican Land Title Association—1$1,000
General Aviation Manufacturers Association Political Action CommitteeCorporate——1$1,000
Pharmaceutical Research & Manufacturers of America Better Government CommitteeTrade associationPharmaceutical Research & Manufacturers of America—1$1,000
National Association of Chain Drug Stores, Inc. Political Action CommitteeTrade associationNational Association of Chain Drug Stores, Inc.—1$1,000
Williams and Jensen, PLLC Political Action CommitteeCorporate——1$1,000
The Council of Insurance Agents & Brokers Political Action CommitteeMembership orgCouncil of Insurance Agents & Brokers—1$1,000
Ford Motor Company Civic Action FundCorporateFFord Motor Co2 trades1$1,000
Brown-Forman Corporation Non-Partisan Committee for Responsible GovernmentCorporateBF-ABrown Forman Corp.—1$1,000
National Association of Postal Supervisors PACTrade associationNational Association of Postal Supervisors—1$1,000
Merck & Co., Inc., Employees Political Action Committee (Merck PAC)CorporateMRKMerck & Co., Inc.9 trades1$1,000
Target Corporation Citizens Political Forum (Targetcitizens Political Forum)CorporateTGTTarget Corp.—1$1,000
Foley & Lardner Political Fund, Inc.Ideological / issue——1$1,000
Retail Industry Leaders Association Political Action Committee Aka Retail Leaders PACTrade associationRetail Industry Leaders Association—1$1,000
American Osteopathic Information Association - Osteopathic Political Action CommitteeMembership orgAmerican Osteopathic Information Association—1$1,000
American Society of Travel Advisors, Inc. PACTrade associationAmerican Society of Travel Advisors, Inc.—1$1,000
Prudential Financial Inc. Federal Political Action Committee (AKA - Prudential Federal PAC)CorporatePRUPrudential Financial Inc.—1$1,000
Equifax Inc. Political Action CommitteeCorporateEFXEquifax Inc.—1$1,000
Minn-Dak Farmers Cooperative Sugar PAC (MDSPAC)CooperativeMinn-Dak Farmers Cooperative—1$1,000
American Sugarbeet Growers Association PACTrade association——1$1,000
American Ambulance Association Federal PAC (AKA Ambu-PAC)Trade associationAmerican Ambulance Association—2$1,000
National Committee to Preserve Social Security & Medicare PACMembership org——1$1,000
Voya Financial, Inc., Political Action Committee (Voya Financial PAC)CorporateVOYAVoya Financial, Inc.—1$1,000
Zurich Holding Company of America Inc. Committee for Good Government (Z-PAC, Zurich PAC)Corporate——1$1,000
Philips North America LLC Political Action CommitteeCorporatePhilips North America LLC—1$1,000
Magellan Health, Inc. Employee Committee for Good GovernmentCorporateMagellan Health, Inc.—1$1,000
Nelson Mullins Riley & Scarborough, LLP Federal Political CommitteeIdeological / issue——2$1,000
Medtronic Inc. PACCorporateMDTMedtronic plc4 trades1$1,000
Technology Network (TECHNET) Federal PACTrade associationTechnology Network—1$1,000
Quest Diagnostics Incorporated Political Action CommitteeCorporateDGXQuest Diagnostics Inc.—1$1,000
The Goldman Sachs Group, Inc. Political Action CommitteeCorporateGSGoldman Sachs Group Inc.—1$1,000
Biotechnology Innovation Organization PAC (BIO PAC)Trade associationBiotechnology Innovation Organization—1$1,000
T-Mobile US, Inc. Political Action Committee (T-PAC)CorporateTMUST-Mobile US, Inc.—1$1,000
American College of Ob-Gyns PAC (OB-Gyn PAC)Membership orgThe American College of Ob-Gyns—1$1,000
Nelnet Inc. PAC (Nelnet PAC)CorporateNNINelnet Inc.—1$1,000
American Psychiatric Association Political Action CommitteeTrade associationAmerican Psychiatric Association—1$1,000
American College of Cardiology PAC (HEARTPAC)Membership orgAmerican College of Cardiology—1$1,000
Society for Vascular Surgery Political Action CommitteeMembership orgSociety for Vascular Surgery—1$1,000
Association for Accessible Medicines Political Action CommitteeTrade associationAssociation for Accessible Medicines—1$1,000
Gilead Sciences Inc. Healthcare Policy PACCorporateGILDGilead Sciences, Inc.—1$1,000
Americans for the Arts Action Fund PACIdeological / issueAmericans for the Arts Action Fund—1$1,000
Space Exploration Technologies Corp. PACCorporateSPCXSpace Exploration Technologies Corp.—1$1,000
American Academy of Family Physicians Political Action CommitteeIdeological / issueAmerican Academy of Family Physicians—1$1,000
Loews Corporation Public Affairs CommitteeCorporateLLoews Corp.—1$1,000
Eisai Inc. PACCorporateEisai Inc.—1$1,000
Western Sugar Cooperative PACTrade associationWestern Sugar Cooperative—1$1,000
Marsh & Mclennan Companies, Inc. Political Action Committee (MMCPAC)CorporateMRSHMarsh & Mclennan Companies, Inc.—1$1,000
U.s. Travel Association PACTrade association——1$1,000
Vmware, Inc. Political Action Committee (Vmware PAC)CorporateVmware, Inc.—1$1,000
Tri-State Maxed-Out WomenIdeological / issue——1$1,000
U.s. Bancorp Federal Political Action CommitteeCorporateU.s. Bancorp—1$1,000
Lundbeck LLC Employee Political Action CommitteeCorporateLundbeck LLC—1$1,000
Salesforce, Inc. Voluntary Political Participation NetworkCorporateCRMSalesforce, Inc.—1$1,000
The Capital Group Companies Inc. Political Action CommitteeCorporateThe Capital Group Companies, Inc.—1$1,000
Zoetis Inc. PAC Aka Zoetis PACCorporateZTSZoetis Inc.—1$1,000
Novocure Inc. PAC (A.K.A. Novocure PAC)CorporateNVCRNovoCure Ltd—2$1,000
Ericsson Inc. U.s. Employees Political Action Committee ('Ericsson PAC')CorporateEricsson Inc.—1$1,000
Vaquero PACLeadership PAC——1$1,000
Sustainable Energy and Environment Coalition PAC (Seec PAC)Ideological / issue——1$1,000
America's Essential Hospitals Political Action Committee, (Essential Hospitals PAC)Trade associationAmerica's Essential Hospitals—1$1,000
Medicare for AllLeadership PAC——1$1,000
Clearway Energy Group LLC PACIdeological / issue——1$1,000
Organogenesis Inc. Political Action Committee, a/K/a OrganopacCorporateOrganogenesis Inc.—1$1,000
Villagemd PACCorporateVillagemd—1$1,000
Irobot Corporation PACCorporateIrobot Corporation—1$1,000
Organon & Co. Employee Political Action CommitteeCorporateOGNOrganon & Co.—1$1,000
Sugar Cane Growers Cooperative of Florida (PAC)Cooperative——1$500
Lumen Technologies, Inc. Political Action CommitteeCorporateLUMNLumen Technologies, Inc.—1$500
The Nielsen Company (US), LLC Federal Political Action Committee (Nielsen PAC)Corporate——1$500
298 committees

Contributions (incl. in-kind) from PACs, party and other candidate committees to Katherine M. Clark's campaign committees in the 2021–22 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

2021–22 · through the latest regular FEC reports
Supporting
$30
Opposing
$0
Spenders
3
SpenderSupportingOpposing
Human Rights Campaign PACIdeological / issue$12—
Sierra Club Independent ActionSuper PAC$10—
Planned Parenthood VotesSuper PAC$8—
3 spenders

Independent expenditures for or against Katherine M. Clark in the 2021–22 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.