Janus Henderson Group’s Thermo Fisher Scientific TMO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$325M Sell
660,258
-436,701
-40% -$237M 0.16% 143
2025
Q4
$636M Sell
1,096,959
-140,903
-11% -$79.7M 0.28% 82
2025
Q3
$600M Buy
1,237,862
+29,952
+2% +$13.9M 0.27% 79
2025
Q2
$490M Buy
1,207,910
+107,636
+10% +$45M 0.24% 94
2025
Q1
$550M Buy
1,100,274
+53,403
+5% +$28.9M 0.3% 74
2024
Q4
$545M Buy
1,046,871
+92,668
+10% +$50.9M 0.28% 85
2024
Q3
$590M Sell
954,203
-29,855
-3% -$17.7M 0.3% 75
2024
Q2
$544M Sell
984,058
-339,005
-26% -$194M 0.29% 78
2024
Q1
$769M Sell
1,323,063
-24,573
-2% -$13.8M 0.42% 47
2023
Q4
$715M Sell
1,347,636
-165,204
-11% -$80M 0.43% 45
2023
Q3
$766M Buy
1,512,840
+30,947
+2% +$16.5M 0.5% 36
2023
Q2
$773M Sell
1,481,893
-1,160
-0.1% -$626K 0.48% 43
2023
Q1
$855M Sell
1,483,053
-60,823
-4% -$34.3M 0.56% 32
2022
Q4
$850M Sell
1,543,876
-1,551,780
-50% -$822M 0.61% 31
2022
Q3
$1.57B Buy
3,095,656
+1,420,777
+85% +$795M 0.59% 31
2022
Q2
$910M Sell
1,674,879
-9,769
-0.6% -$5.38M 0.63% 24
2022
Q1
$995M Sell
1,684,648
-154,254
-8% -$88.6M 0.48% 39
2021
Q4
$1.23B Sell
1,838,902
-26,038
-1% -$16.3M 0.51% 37
2021
Q3
$1.07B Sell
1,864,940
-18,159
-1% -$9.97M 0.47% 40
2021
Q2
$950M Sell
1,883,099
-261,486
-12% -$123M 0.41% 50
2021
Q1
$979M Sell
2,144,585
-75,092
-3% -$35.8M 0.45% 45
2020
Q4
$1.03B Sell
2,219,677
-371,817
-14% -$174M 0.48% 37
2020
Q3
$1.14B Sell
2,591,494
-73,055
-3% -$30.2M 0.6% 24
2020
Q2
$965M Buy
2,664,549
+138,112
+5% +$46.3M 0.54% 35
2020
Q1
$716M Sell
2,526,437
-252,089
-9% -$79.5M 0.49% 38
2019
Q4
$903M Sell
2,778,526
-403,452
-13% -$122M 0.46% 39
2019
Q3
$927M Buy
3,181,978
+195,062
+7% +$55.9M 0.5% 34
2019
Q2
$877M Buy
2,986,916
+555,802
+23% +$153M 0.48% 39
2019
Q1
$665M Buy
2,431,114
+30,018
+1% +$7.47M 0.37% 58
2018
Q4
$537M Buy
2,401,096
+366,942
+18% +$86.1M 0.34% 67
2018
Q3
$496M Sell
2,034,154
-2,505
-0.1% -$576K 0.27% 97
2018
Q2
$422M Buy
2,036,659
+34,401
+2% +$7.3M 0.24% 112
2018
Q1
$413M Sell
2,002,258
-25,121
-1% -$5.27M 0.24% 113
2017
Q4
$385M Buy
2,027,379
+33,782
+2% +$6.47M 0.23% 123
2017
Q3
$377M Sell
1,993,597
-348,449
-15% -$63.1M 0.24% 113
2017
Q2
$409M Buy
2,342,046
+2,233,522
+2,058% +$375M 0.28% 90
2017
Q1
$16.7M Buy
108,524
+11,434
+12% +$1.75M 0.12% 219
2016
Q4
$13.7M Buy
97,090
+45,544
+88% +$6.71M 0.1% 241
2016
Q3
$8.2M Sell
51,546
-1,768
-3% -$272K 0.06% 290
2016
Q2
$7.88M Sell
53,314
-1,880
-3% -$277K 0.07% 282
2016
Q1
$7.81M Hold
55,194
0.06% 288
2015
Q4
$7.83M Hold
55,194
0.06% 291
2015
Q3
$6.75M Sell
55,194
-2,728
-5% -$355K 0.06% 297
2015
Q2
$7.51M Sell
57,922
-6,651
-10% -$867K 0.06% 308
2015
Q1
$8.67M Sell
64,573
-1,041
-2% -$134K 0.07% 304
2014
Q4
$8.22M Hold
65,614
0.06% 311
2014
Q3
$7.99M Hold
65,614
0.08% 227
2014
Q2
$7.74M Hold
65,614
0.07% 240
2014
Q1
$7.89M Buy
65,614
+3,880
+6% +$461K 0.08% 231
2013
Q4
$6.87M Buy
61,734
+2,786
+5% +$277K 0.07% 245
2013
Q3
$5.43M Hold
58,948
0.06% 252
2013
Q2
$5.09M Buy
+58,948
New +$4.91M 0.06% 256

Other funds holding TMO

Janus Henderson Group's TMO Position: Q1 2026 in Review

Janus Henderson Group reduced its Thermo Fisher Scientific (TMO) stake by 40% in Q1 2026, selling an estimated $237M and leaving 660,258 shares worth $325M. The position accounts for 0.16% of the portfolio, ranked #143.

Janus Henderson Group first reported a position in TMO in Q2 2013 and has held it in 52 quarters since. The position peaked at $1.57B in Q3 2022. 2,587 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

  • Janus Henderson Group held 660,258 shares of Thermo Fisher Scientific worth $325M as of Q1 2026.
  • Janus Henderson Group sold 436,701 Thermo Fisher Scientific shares in Q1 2026, an estimated $237M.
  • Thermo Fisher Scientific made up 0.16% of Janus Henderson Group's portfolio in Q1 2026, its #143 holding.
  • Janus Henderson Group first reported a position in Thermo Fisher Scientific in Q2 2013 and has held it in 52 quarters since.
  • Janus Henderson Group's Thermo Fisher Scientific position peaked at $1.57B in Q3 2022.
  • 2,587 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.