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Thermo Fisher Scientific Inc.

TMO
Exchange
NYSE
Industry
Measuring & Controlling Devices, NEC
SEC CIK
0000097745

In the last 90 days, Thermo Fisher Scientific Inc. insiders filed 0 open-market purchases and 11 sales; 2,627 institutions reported holding it in 13F filings for Q2 2026, worth $169.2B in total; 6 superinvestors hold it, including Viking Global Investors and D1 Capital Partners.

Members of Congress who traded TMO

Since 2020, newest trade first. Options and trades reported under an earlier ticker are included.

Trades
94
Filings
77
Members
34
Buys / sells
40 / 54
Estimated volume
$1.35M
Sum of range midpoints
Members of Congress who traded TMO
MemberTradesBuys / sellsEst. volumeLast tradedLast filed
Dan NewhouseRepublican · House · WA42 / 2$32.0KJul 10, 2026Jul 17, 2026
Dwight EvansDemocrat · House · PA20 / 2$16.0KMay 7, 2026May 15, 2026
Alan ArmstrongRepublican · Senate · OK11 / 0$8.00KMar 27, 2026Jul 21, 2026
Lisa C. McClainRepublican · House · MI63 / 3$48.0KOct 31, 2025Nov 21, 2025
Val T. HoyleDemocrat · House · OR42 / 2$32.0KSep 23, 2025Oct 10, 2025
Kelly MorrisonDemocrat · House · MN40 / 4$81.0KAug 19, 2025Sep 11, 2025
Julia LetlowRepublican · House · LA32 / 1$24.0KJul 25, 2025Jan 13, 2026
Angus S. King, Jr.Independent · Senate · ME21 / 1$16.0KJul 21, 2025Aug 18, 2025
Rick W. AllenRepublican · House · GA63 / 3$195.0KMay 16, 2025Jun 18, 2025
Robert P. Bresnahan, Jr.Republican · House · PA31 / 2$73.0KMay 15, 2025May 31, 2025
Markwayne MullinRepublican · Senate · OK43 / 1$172.5KMay 13, 2025Jun 11, 2025
Thomas H. Kean, Jr.Republican · House · NJ11 / 0$8.00KMay 5, 2025Jun 17, 2025
Bruce WestermanRepublican · House · AR21 / 1$16.0KApr 21, 2025May 12, 2025
Julie JohnsonDemocrat · House · TX10 / 1$8.00KApr 7, 2025May 14, 2025
Jefferson ShreveRepublican · House · IN10 / 1$32.5KApr 7, 2025May 8, 2025
Greg LandsmanDemocrat · House · OH10 / 1$8.00KMar 27, 2025Apr 8, 2025
Michael A. RulliRepublican · House · OH10 / 1$8.00KDec 12, 2024Aug 7, 2026
Josh GottheimerDemocrat · House · NJ51 / 4$40.0KSep 10, 2024Oct 3, 2024
John JamesRepublican · House · MI21 / 1$16.0KSep 4, 2024Sep 6, 2024
John R. CurtisRepublican · House · UT41 / 3$32.0KDec 4, 2023Dec 15, 2023
Greg StantonDemocrat · House · AZ21 / 1$16.0KOct 24, 2023Nov 9, 2023
Lois FrankelDemocrat · House · FL73 / 4$56.0KSep 8, 2023Oct 10, 2023
Dan SullivanRepublican · Senate · AK21 / 1$16.0KAug 22, 2023Sep 22, 2023
Daniel S. GoldmanDemocrat · House · NY21 / 1$83.0KJul 12, 2023Aug 13, 2023
Zoe LofgrenDemocrat · House · CA42 / 2$32.0KMay 25, 2023Jun 6, 2023
Thomas R. CarperDemocrat · Senate · DE21 / 1$16.0KApr 26, 2023May 1, 2023
Tommy TubervilleRepublican · Senate · AL21 / 1$16.0KApr 3, 2023May 12, 2023
Kevin HernRepublican · House · OK32 / 1$91.0KJan 31, 2023Feb 14, 2023
Kathy E. ManningDemocrat · House · NC22 / 0$16.0KOct 12, 2022Nov 10, 2022
John A. YarmuthDemocrat · House · KY31 / 2$24.0KSep 23, 2021Nov 4, 2021
David B. McKinleyRepublican · House · WV41 / 3$56.5KAug 19, 2021Sep 13, 2021
Peter MeijerRepublican · House · MI10 / 1$32.5KFeb 16, 2021Mar 16, 2021
Joe CourtneyDemocrat · House · CT21 / 1$16.0KAug 7, 2020Aug 27, 2020
John B. LarsonDemocrat · House · CT10 / 1$8.00KDec 18, 2019Jan 31, 2020

Trades

Every reported trade in Thermo Fisher Scientific Inc., newest filings first.

Congress trades
MemberAssetTypeOwnerTradedFiledDelayAmountSource
Michael A. RulliRepublican · House · OHTMOThermo Fisher Scientific Inc Common StockSellSelfDec 12, 2024Aug 7, 2026603 daysLate$1K-$15KFiling
Alan ArmstrongRepublican · Senate · OKTMOThermo Fisher Scientific Inc Common StockBuySelfMar 27, 2026Jul 21, 2026116 daysLate$1K-$15KFiling
Dan NewhouseRepublican · House · WATMOThermo Fisher Scientific Inc Common StockSellSpouseJul 10, 2026Jul 17, 20267 days$1K-$15KFiling
Dwight EvansDemocrat · House · PATMOThermo Fisher Scientific Inc Common StockSell (partial)SelfMay 7, 2026May 15, 20268 days$1K-$15KFiling
Julia LetlowRepublican · House · LATMOThermo Fisher Scientific Inc Common StockBuySelfOct 23, 2024Jan 13, 2026447 daysLate$1K-$15KFiling
Julia LetlowRepublican · House · LATMOThermo Fisher Scientific Inc Common StockSellSelfApr 28, 2025Jan 13, 2026260 daysLate$1K-$15KFiling
Julia LetlowRepublican · House · LATMOThermo Fisher Scientific Inc Common StockBuySelfJul 25, 2025Jan 13, 2026172 daysLate$1K-$15KFiling
Lisa C. McClainRepublican · House · MITMOThermo Fisher Scientific Inc Common StockSellSpouseOct 31, 2025Nov 21, 202521 days$1K-$15KFiling
Lisa C. McClainRepublican · House · MITMOThermo Fisher Scientific Inc Common StockSellSpouseOct 30, 2025Nov 21, 202522 days$1K-$15KFiling
Lisa C. McClainRepublican · House · MITMOThermo Fisher Scientific Inc Common StockBuySpouseOct 30, 2025Nov 21, 202522 days$1K-$15KFiling
Val T. HoyleDemocrat · House · ORTMOThermo Fisher Scientific Inc Common StockSellSpouseSep 23, 2025Oct 10, 202517 days$1K-$15KFiling
Val T. HoyleDemocrat · House · ORTMOThermo Fisher Scientific Inc Common StockBuySpouseOct 29, 2024Sep 12, 2025318 daysLate$1K-$15KFiling
Val T. HoyleDemocrat · House · ORTMOThermo Fisher Scientific Inc Common StockBuySpouseJun 6, 2025Sep 12, 202598 daysLate$1K-$15KFiling
Val T. HoyleDemocrat · House · ORTMOThermo Fisher Scientific Inc Common StockSellSpouseMar 3, 2025Sep 12, 2025193 daysLate$1K-$15KFiling
Kelly MorrisonDemocrat · House · MNTMOThermo Fisher Scientific Inc Common StockSell (partial)SelfAug 19, 2025Sep 11, 202523 days$15K-$50KFiling
Kelly MorrisonDemocrat · House · MNTMOThermo Fisher Scientific Inc Common StockSell (partial)SelfAug 19, 2025Sep 11, 202523 days$15K-$50KFiling
Kelly MorrisonDemocrat · House · MNTMOThermo Fisher Scientific Inc Common StockSell (partial)SelfAug 19, 2025Sep 11, 202523 days$1K-$15KFiling
Kelly MorrisonDemocrat · House · MNTMOThermo Fisher Scientific Inc Common StockSell (partial)SelfAug 19, 2025Sep 11, 202523 days$1K-$15KFiling
Angus S. King, Jr.Independent · Senate · METMOThermo Fisher Scientific IncSell (full)SpouseJul 21, 2025Aug 18, 202528 days$1K-$15KFiling
Lisa C. McClainRepublican · House · MITMOThermo Fisher Scientific Inc Common StockBuySpouseDec 11, 2024Aug 13, 2025245 daysLate$1K-$15KFiling
Lisa C. McClainRepublican · House · MITMOThermo Fisher Scientific Inc Common StockSell (partial)SpouseJun 10, 2025Aug 13, 202564 daysLate$1K-$15KFiling
Lisa C. McClainRepublican · House · MITMOThermo Fisher Scientific Inc Common StockBuySpouseJul 22, 2025Aug 13, 202522 days$1K-$15KFiling
Rick W. AllenRepublican · House · GATMOThermo Fisher Scientific Inc Common StockSellSpouseMay 16, 2025Jun 18, 202533 days$15K-$50KFiling
Thomas H. Kean, Jr.Republican · House · NJTMOThermo Fisher Scientific Inc Common StockBuySelfMay 5, 2025Jun 17, 202543 days$1K-$15KFiling
Markwayne MullinRepublican · Senate · OKTMOThermo Fisher Scientific IncBuyJointMay 13, 2025Jun 11, 202529 days$15K-$50KFiling
Robert P. Bresnahan, Jr.Republican · House · PATMOThermo Fisher Scientific Inc Common StockBuySelfMay 15, 2025May 31, 202516 days$15K-$50KFiling
Dan NewhouseRepublican · House · WATMOThermo Fisher Scientific Inc Common StockSell (partial)SpouseApr 11, 2025May 16, 202535 days$1K-$15KFiling
Rick W. AllenRepublican · House · GATMOThermo Fisher Scientific Inc Common StockSellSpouseApr 11, 2025May 15, 202534 days$15K-$50KFiling
Julie JohnsonDemocrat · House · TXTMOThermo Fisher Scientific Inc Common StockSellJointApr 7, 2025May 14, 202537 days$1K-$15KFiling
Markwayne MullinRepublican · Senate · OKTMOThermo Fisher Scientific IncSell (full)JointApr 8, 2025May 12, 202534 days$50K-$100KFiling
Bruce WestermanRepublican · House · ARTMOThermo Fisher Scientific Inc Common StockSellSelfApr 21, 2025May 12, 202521 days$1K-$15KFiling
Jefferson ShreveRepublican · House · INTMOThermo Fisher Scientific Inc Common StockSellSelfApr 7, 2025May 8, 202531 days$15K-$50KFiling
Robert P. Bresnahan, Jr.Republican · House · PATMOThermo Fisher Scientific Inc Common StockSellSelfApr 8, 2025Apr 28, 202520 days$15K-$50KFiling
Bruce WestermanRepublican · House · ARTMOThermo Fisher Scientific Inc Common StockBuySelfMar 3, 2025Apr 16, 202544 days$1K-$15KFiling
Greg LandsmanDemocrat · House · OHTMOThermo Fisher Scientific Inc Common StockSellSpouseMar 27, 2025Apr 8, 202512 days$1K-$15KFiling
Robert P. Bresnahan, Jr.Republican · House · PATMOThermo Fisher Scientific Inc Common StockSellSelfFeb 25, 2025Mar 27, 202530 days$1K-$15KFiling
Josh GottheimerDemocrat · House · NJTMOThermo Fisher Scientific Inc Common StockBuyJointSep 10, 2024Oct 3, 202423 days$1K-$15KFiling
John JamesRepublican · House · MITMOThermo Fisher Scientific Inc Common StockSellSelfSep 4, 2024Sep 6, 20242 days$1K-$15KFiling
John JamesRepublican · House · MITMOThermo Fisher Scientific Inc Common StockBuySelfMar 6, 2024Sep 2, 2024180 daysLate$1K-$15KFiling
John R. CurtisRepublican · House · UTTMOThermo Fisher Scientific IncSellJointDec 4, 2023Dec 15, 202311 days$1K-$15KFiling
Josh GottheimerDemocrat · House · NJTMOThermo Fisher Scientific IncSellJointNov 28, 2023Dec 8, 202310 days$1K-$15KFiling
Greg StantonDemocrat · House · AZTMOThermo Fisher Scientific IncSellSpouseOct 24, 2023Nov 9, 202316 days$1K-$15KFiling
Greg StantonDemocrat · House · AZTMOThermo Fisher Scientific IncBuySpouseSep 26, 2023Nov 9, 202344 days$1K-$15KFiling
Markwayne MullinRepublican · Senate · OKTMOThermo Fisher Scientific IncBuyJointOct 3, 2023Nov 1, 202329 days$15K-$50KFiling
Markwayne MullinRepublican · Senate · OKTMOThermo Fisher Scientific IncBuyJointSep 13, 2023Oct 12, 202329 days$15K-$50KFiling
Lois FrankelDemocrat · House · FLTMOThermo Fisher Scientific IncSellSelfSep 8, 2023Oct 10, 202332 days$1K-$15KFiling
Dan SullivanRepublican · Senate · AKTMOThermo Fisher Scientific IncSell (full)JointAug 22, 2023Sep 22, 2023Amended27 days$1K-$15KFiling
Daniel S. GoldmanDemocrat · House · NYTMOThermo Fisher Scientific IncSellSelfJul 12, 2023Aug 13, 202332 days$50K-$100KFiling
Rick W. AllenRepublican · House · GATMOThermo Fisher Scientific IncBuySpouseMar 10, 2022Aug 10, 2023518 daysLate$15K-$50KFiling
Rick W. AllenRepublican · House · GATMOThermo Fisher Scientific IncBuySpouseMar 10, 2021Aug 10, 2023Amended27 days$15K-$50KFiling

Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report.