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United States Healthcare Equipment & Supplies

Thermo Fisher Scientific Inc (TMO)

Track

Recent insider activity at Thermo Fisher Scientific Inc. shows a net sell-off, with total sales exceeding $29 million. Notably, former officers Michel Lagarde and Frederick M. Lowery engaged in significant proposed sales. The company's stock has seen a slight decrease of 0.1% over the last 90 days, trading near its 52-week low.
Stock chart
Ticker: TMO Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Lagarde Michel
Former Officer
1 sale — total 22,449,371 USD
Proposed sale 29 May 2026
Value US$2,157,110.23 | Price 354.60 | Shares 11,307
Proposed sale 27 May 2026
Value US$4,509,556.23 | Price 330.98 | Shares 45,310
Planned sale 27 Apr 2026
Value US$185,064.00 | Price 462.66 | Shares 400
Proposed sale 27 Apr 2026
Value US$185,064.00 | Price 462.66 | Shares 400
Planned sale 11 Mar 2026
Value US$802,535.80 | Price 499.40 | Shares 1,607
Proposed sale 11 Mar 2026
Value US$802,535.80 | Price 499.40 | Shares 1,607
Planned sale 5 Mar 2026
Value US$137,211.36 | Price 519.74 | Shares 264
Planned sale 5 Mar 2026
Value US$267,871.08 | Price 519.13 | Shares 516
Planned sale 5 Mar 2026
Value US$54,889.98 | Price 517.83 | Shares 106
Planned sale 5 Mar 2026
Value US$103,862.73 | Price 516.73 | Shares 201
Planned sale 5 Mar 2026
Value US$179,442.72 | Price 515.64 | Shares 348
Planned sale 5 Mar 2026
Value US$293,384.70 | Price 514.71 | Shares 570
Planned sale 5 Mar 2026
Value US$582,033.43 | Price 513.71 | Shares 1,133
Planned sale 5 Mar 2026
Value US$210,732.03 | Price 512.73 | Shares 411
Planned sale 5 Mar 2026
Value US$109,520.92 | Price 511.78 | Shares 214
Planned sale 5 Mar 2026
Value US$50,456.34 | Price 509.66 | Shares 99
Planned sale 5 Mar 2026
Value US$29,437.32 | Price 507.54 | Shares 58
Planned sale 5 Mar 2026
Value US$30,345.60 | Price 505.76 | Shares 60
Planned sale 5 Mar 2026
Value US$10,073.20 | Price 503.66 | Shares 20
Proposed sale 5 Mar 2026
Value US$2,012,720.00 | Price 503.18 | Shares 4,000
Planned sale 4 Mar 2026
Value US$60,976.50 | Price 516.75 | Shares 118
Planned sale 4 Mar 2026
Value US$61,376.63 | Price 515.77 | Shares 119
Planned sale 4 Mar 2026
Value US$109,150.32 | Price 514.86 | Shares 212
Planned sale 4 Mar 2026
Value US$418,608.45 | Price 513.63 | Shares 815
Planned sale 4 Mar 2026
Value US$636,533.72 | Price 512.92 | Shares 1,241
Planned sale 4 Mar 2026
Value US$701,166.00 | Price 511.80 | Shares 1,370
Planned sale 4 Mar 2026
Value US$346,261.38 | Price 510.71 | Shares 678
Planned sale 4 Mar 2026
Value US$227,920.83 | Price 509.89 | Shares 447
Proposed sale 4 Mar 2026
Value US$2,550,000.00 | Price 510.00 | Shares 5,000
Planned sale 3 Mar 2026
Value US$61,154.40 | Price 509.62 | Shares 120
Planned sale 3 Mar 2026
Value US$386,293.05 | Price 508.95 | Shares 759
Planned sale 3 Mar 2026
Value US$472,854.90 | Price 507.90 | Shares 931
Planned sale 3 Mar 2026
Value US$227,019.52 | Price 506.74 | Shares 448
Planned sale 3 Mar 2026
Value US$60,487.20 | Price 504.06 | Shares 120
Planned sale 3 Mar 2026
Value US$60,310.80 | Price 502.59 | Shares 120
Planned sale 3 Mar 2026
Value US$180,702.00 | Price 501.95 | Shares 360
Planned sale 3 Mar 2026
Value US$191,210.10 | Price 500.55 | Shares 382
Planned sale 3 Mar 2026
Value US$119,940.00 | Price 499.75 | Shares 240
Planned sale 3 Mar 2026
Value US$338,735.20 | Price 498.14 | Shares 680
Planned sale 3 Mar 2026
Value US$238,483.20 | Price 496.84 | Shares 480
Planned sale 3 Mar 2026
Value US$178,304.40 | Price 495.29 | Shares 360
Proposed sale 3 Mar 2026
Value US$2,507,550.00 | Price 501.51 | Shares 5,000
Proposed sale 3 Mar 2026
Value US$2,993,520.00 | Price 498.92 | Shares 6,000
Planned sale 9 Feb 2026
Value US$216,480.00 | Price 541.20 | Shares 400
Proposed sale 9 Feb 2026
Value US$216,480.00 | Price 541.20 | Shares 400
Sale 4 Dec 2025
Value US$12,424,243.76 | Price 563.56 | Shares 22,046
Proposed sale 4 Dec 2025
Value US$12,424,320.59 | Price 563.56 | Shares 22,046
Sale 3 Dec 2025
Value US$1,472,541.31 | Price 584.11 | Shares 2,521
Sale 3 Dec 2025
Value US$17,195,985.07 | Price 583.33 | Shares 29,479
Proposed sale 3 Dec 2025
Value US$18,668,514.70 | Price 583.39 | Shares 32,000
Sale 2 Dec 2025
Value US$17,457,600.00 | Price 581.92 | Shares 30,000
Proposed sale 2 Dec 2025
Value US$17,457,611.41 | Price 581.92 | Shares 30,000
Planned sale 2 Dec 2025
Value US$4,022,369.28 | Price 581.94 | Shares 6,912
Proposed sale 2 Dec 2025
Value US$4,022,369.28 | Price 581.94 | Shares 6,912
Planned sale 1 Dec 2025
Value US$4,131,761.84 | Price 597.68 | Shares 6,913
Proposed sale 1 Dec 2025
Value US$4,131,761.84 | Price 597.68 | Shares 6,913
Planned sale 25 Nov 2025
Value US$1,350,000.00 | Price 600.00 | Shares 2,250
Planned sale 25 Nov 2025
Value US$5,085,000.00 | Price 600.00 | Shares 8,475
Proposed sale 25 Nov 2025
Value US$6,435,000.00 | Price 600.00 | Shares 10,725
Sale 13 Nov 2025
Value US$2,756,919.96 | Price 594.42 | Shares 4,638
Proposed sale 13 Nov 2025
Value US$2,756,934.94 | Price 594.42 | Shares 4,638
Sale 12 Nov 2025
Value US$622,135.53 | Price 588.27 | Shares 1,058
Proposed sale 12 Nov 2025
Value US$622,135.54 | Price 588.03 | Shares 1,058
Planned sale 10 Nov 2025
Value US$1,305,000.00 | Price 580.00 | Shares 2,250
Planned sale 10 Nov 2025
Value US$420,500.00 | Price 580.00 | Shares 725
Proposed sale 10 Nov 2025
Value US$1,725,500.00 | Price 580.00 | Shares 2,975
Sale 7 Nov 2025
Value US$4,844,904.10 | Price 571.67 | Shares 8,475
Sale 7 Nov 2025
Value US$999,945.98 | Price 571.40 | Shares 1,750
Proposed sale 7 Nov 2025
Value US$5,844,850.08 | Price 571.62 | Shares 10,225
Planned sale 27 Oct 2025
Value US$199,052.52 | Price 571.99 | Shares 348
Planned sale 27 Oct 2025
Value US$415,622.48 | Price 570.91 | Shares 728
Planned sale 27 Oct 2025
Value US$381,853.10 | Price 569.93 | Shares 670
Planned sale 27 Oct 2025
Value US$107,537.22 | Price 568.98 | Shares 189
Planned sale 27 Oct 2025
Value US$80,027.37 | Price 567.57 | Shares 141
Planned sale 27 Oct 2025
Value US$102,531.07 | Price 566.47 | Shares 181
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-29 2026-05-29 PrS Proposed sale
3.2
Lagarde Michel

Former Officer

Officer
11,307
354.60
US$2,157,110 		11,307 354.60 US$2,157,110
2026-05-27 2026-05-27 PrS Proposed sale
Lowery Frederick M.

Former Officer

Officer
45,310
330.98
US$4,509,556 		45,310 330.98 US$4,509,556
2026-04-29 2026-04-27 PlS Planned sale
Pettiti Gianluca

President & COO

Officer
33,565 -27.3%
407.95
US$383,033 		33,565 -27.3% 407.95 US$383,033
2026-04-27 2026-04-27 PrS Proposed sale
Pettiti Gianluca

Officer

Officer
400
462.66
US$185,064 		400 462.66 US$185,064
2026-03-12 2026-03-11 PlS Planned sale
Shafer Michael D

Executive Vice President

Officer
1,607 -7.1%
499.40
US$802,536 		1,607 -7.1% 499.40 US$802,536
2026-03-11 2026-03-11 PrS Proposed sale
Shafer Michael D

Officer

Officer
1,607
499.40
US$802,536 		1,607 499.40 US$802,536
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
264 -0.2%
519.74
US$137,211 		264 -0.2% 519.74 US$137,211
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
516 -0.4%
519.13
US$267,871 		516 -0.4% 519.13 US$267,871
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
106 -0.1%
517.83
US$54,890 		106 -0.1% 517.83 US$54,890
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
201 -0.2%
516.73
US$103,863 		201 -0.2% 516.73 US$103,863
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
348 -0.3%
515.64
US$179,443 		348 -0.3% 515.64 US$179,443
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
570 -0.5%
514.71
US$293,385 		570 -0.5% 514.71 US$293,385
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
1,133 -0.9%
513.71
US$582,033 		1,133 -0.9% 513.71 US$582,033
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
411 -0.3%
512.73
US$210,732 		411 -0.3% 512.73 US$210,732
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
214 -0.2%
511.78
US$109,521 		214 -0.2% 511.78 US$109,521
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
99 -0.1%
509.66
US$50,456 		99 -0.1% 509.66 US$50,456
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
58 -0.0%
507.54
US$29,437 		58 -0.0% 507.54 US$29,437
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
60 -0.0%
505.76
US$30,346 		60 -0.0% 505.76 US$30,346
2026-03-09 2026-03-05 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
20 -0.0%
503.66
US$10,073 		20 -0.0% 503.66 US$10,073
2026-03-05 2026-03-05 PrS Proposed sale
2.8
CASPER MARC N

Officer; Director

Executive Director
4,000
503.18
US$2,012,720 		4,000 503.18 US$2,012,720
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
118 -0.1%
516.75
US$60,976 		118 -0.1% 516.75 US$60,976
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
119 -0.1%
515.77
US$61,377 		119 -0.1% 515.77 US$61,377
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
212 -0.2%
514.86
US$109,150 		212 -0.2% 514.86 US$109,150
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
815 -0.7%
513.63
US$418,608 		815 -0.7% 513.63 US$418,608
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
1,241 -1.0%
512.92
US$636,534 		1,241 -1.0% 512.92 US$636,534
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
1,370 -1.1%
511.80
US$701,166 		1,370 -1.1% 511.80 US$701,166
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
678 -0.5%
510.71
US$346,261 		678 -0.5% 510.71 US$346,261
2026-03-05 2026-03-04 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
447 -0.3%
509.89
US$227,921 		447 -0.3% 509.89 US$227,921
2026-03-04 2026-03-04 PrS Proposed sale
2.8
CASPER MARC N

Officer; Director

Executive Director
5,000
510.00
US$2,550,000 		5,000 510.00 US$2,550,000
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
120 -0.1%
509.62
US$61,154 		120 -0.1% 509.62 US$61,154
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
759 -0.6%
508.95
US$386,293 		759 -0.6% 508.95 US$386,293
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
931 -0.7%
507.90
US$472,855 		931 -0.7% 507.90 US$472,855
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
448 -0.4%
506.74
US$227,020 		448 -0.4% 506.74 US$227,020
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
120 -0.1%
504.06
US$60,487 		120 -0.1% 504.06 US$60,487
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
120 -0.1%
502.59
US$60,311 		120 -0.1% 502.59 US$60,311
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
360 -0.3%
501.95
US$180,702 		360 -0.3% 501.95 US$180,702
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
382 -0.3%
500.55
US$191,210 		382 -0.3% 500.55 US$191,210
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
240 -0.2%
499.75
US$119,940 		240 -0.2% 499.75 US$119,940
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
680 -0.5%
498.14
US$338,735 		680 -0.5% 498.14 US$338,735
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
480 -0.4%
496.84
US$238,483 		480 -0.4% 496.84 US$238,483
2026-03-05 2026-03-03 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
360 -0.3%
495.29
US$178,304 		360 -0.3% 495.29 US$178,304
2026-03-03 2026-03-03 PrS Proposed sale
2.8
CASPER MARC N

Officer; Director

Executive Director
5,000
501.51
US$2,507,550 		5,000 501.51 US$2,507,550
2026-03-03 2026-03-03 PrS Proposed sale
1.3
Williamson Stephen

Officer

Officer
6,000
498.92
US$2,993,520 		6,000 498.92 US$2,993,520
2026-02-11 2026-02-09 PlS Planned sale
Pettiti Gianluca

Executive Vice President

Officer
400 -1.9%
541.20
US$216,480 		400 -1.9% 541.20 US$216,480
2026-02-09 2026-02-09 PrS Proposed sale
Pettiti Gianluca

Officer

Officer
400
541.20
US$216,480 		400 541.20 US$216,480
2025-12-05 2025-12-04 S Sale
3.2
Lagarde Michel

Executive Vice President & COO

Officer
22,046 -20.8%
563.56
US$12,424,244 		22,046 -20.8% 563.56 US$12,424,244
2025-12-04 2025-12-04 PrS Proposed sale
3.2
Lagarde Michel

Officer

Officer
22,046
563.56
US$12,424,321 		22,046 563.56 US$12,424,321
2025-12-04 2025-12-03 S Sale
3.2
Lagarde Michel

Executive Vice President & COO

Officer
2,521 -3.7%
584.11
US$1,472,541 		2,521 -3.7% 584.11 US$1,472,541
2025-12-04 2025-12-03 S Sale
3.2
Lagarde Michel

Executive Vice President & COO

Officer
29,479 -30.2%
583.33
US$17,195,985 		29,479 -30.2% 583.33 US$17,195,985
2025-12-03 2025-12-03 PrS Proposed sale
3.2
Lagarde Michel

Officer

Officer
32,000
583.39
US$18,668,515 		32,000 583.39 US$18,668,515
2025-12-04 2025-12-02 S Sale
3.2
Lagarde Michel

Executive Vice President & COO

Officer
30,000 -50.4%
581.92
US$17,457,600 		30,000 -50.4% 581.92 US$17,457,600
2025-12-03 2025-12-02 PlS Planned sale
Lowery Frederick M.

Executive Vice President

Officer
6,912 -32.5%
581.94
US$4,022,369 		6,912 -32.5% 581.94 US$4,022,369
2025-12-02 2025-12-02 PrS Proposed sale
3.2
Lagarde Michel

Officer

Officer
30,000
581.92
US$17,457,611 		30,000 581.92 US$17,457,611
2025-12-02 2025-12-02 PrS Proposed sale
Lowery Frederick M.

Officer

Officer
6,912
581.94
US$4,022,369 		6,912 581.94 US$4,022,369
2025-12-03 2025-12-01 PlS Planned sale
Lowery Frederick M.

Executive Vice President

Officer
6,913 -32.5%
597.68
US$4,131,762 		6,913 -32.5% 597.68 US$4,131,762
2025-12-01 2025-12-01 PrS Proposed sale
Lowery Frederick M.

Officer

Officer
6,913
597.68
US$4,131,762 		6,913 597.68 US$4,131,762
2025-11-26 2025-11-25 PlS Planned sale
Shafer Michael D

Executive Vice President

Officer
2,250 -10.7%
600.00
US$1,350,000 		2,250 -10.7% 600.00 US$1,350,000
2025-11-26 2025-11-25 PlS Planned sale
Shafer Michael D

Executive Vice President

Officer
8,475 -31.2%
600.00
US$5,085,000 		8,475 -31.2% 600.00 US$5,085,000
2025-11-25 2025-11-25 PrS Proposed sale
Shafer Michael D

Officer

Officer
10,725
600.00
US$6,435,000 		10,725 600.00 US$6,435,000
2025-11-14 2025-11-13 S Sale
3.2
Lagarde Michel

Executive Vice President & COO

Officer
4,638 -16.5%
594.42
US$2,756,920 		4,638 -16.5% 594.42 US$2,756,920
2025-11-13 2025-11-13 PrS Proposed sale
3.2
Lagarde Michel

Officer

Officer
4,638
594.42
US$2,756,935 		4,638 594.42 US$2,756,935
2025-11-14 2025-11-12 S Sale
3.4
Britt Lisa P.

Sr. VP and Chief HR Officer

Officer
1,058 -7.5%
588.27
US$622,136 		1,058 -7.5% 588.27 US$622,136
2025-11-12 2025-11-12 PrS Proposed sale
3.4
Britt Lisa P.

Officer

Officer
1,058
588.03
US$622,136 		1,058 588.03 US$622,136
2025-11-12 2025-11-10 PlS Planned sale
Pettiti Gianluca

Executive Vice President

Officer
2,250 -9.6%
580.00
US$1,305,000 		2,250 -9.6% 580.00 US$1,305,000
2025-11-12 2025-11-10 PlS Planned sale
Pettiti Gianluca

Executive Vice President

Officer
725 -3.3%
580.00
US$420,500 		725 -3.3% 580.00 US$420,500
2025-11-10 2025-11-10 PrS Proposed sale
Pettiti Gianluca

Officer

Officer
2,975
580.00
US$1,725,500 		2,975 580.00 US$1,725,500
2025-11-10 2025-11-07 S Sale
3.4
Britt Lisa P.

Sr. VP and Chief HR Officer

Officer
8,475 -37.5%
571.67
US$4,844,904 		8,475 -37.5% 571.67 US$4,844,904
2025-11-10 2025-11-07 S Sale
3.4
Britt Lisa P.

Sr. VP and Chief HR Officer

Officer
1,750 -11.0%
571.40
US$999,946 		1,750 -11.0% 571.40 US$999,946
2025-11-07 2025-11-07 PrS Proposed sale
3.4
Britt Lisa P.

Officer

Officer
10,225
571.62
US$5,844,850 		10,225 571.62 US$5,844,850
2025-10-28 2025-10-27 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
348 -0.3%
571.99
US$199,053 		348 -0.3% 571.99 US$199,053
2025-10-28 2025-10-27 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
728 -0.6%
570.91
US$415,622 		728 -0.6% 570.91 US$415,622
2025-10-28 2025-10-27 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
670 -0.6%
569.93
US$381,853 		670 -0.6% 569.93 US$381,853
2025-10-28 2025-10-27 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
189 -0.2%
568.98
US$107,537 		189 -0.2% 568.98 US$107,537
2025-10-28 2025-10-27 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
141 -0.1%
567.57
US$80,027 		141 -0.1% 567.57 US$80,027
2025-10-28 2025-10-27 PlS Planned sale
2.8
CASPER MARC N

Chairman & CEO

Executive Director
181 -0.2%
566.47
US$102,531 		181 -0.2% 566.47 US$102,531
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