SEI Investments’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
Q2
$132M Sell
263,413
-41,229
-14% -$19.8M 0.12% 176
2026
Q1
$150M Buy
304,642
+94,598
+45% +$51.3M 0.14% 142
2025
Q4
$122M Buy
210,044
+57,455
+38% +$32.5M 0.12% 168
2025
Q3
$74M Sell
152,589
-64,087
-30% -$29.8M 0.08% 247
2025
Q2
$87.9M Sell
216,676
-41,761
-16% -$17.5M 0.1% 209
2025
Q1
$129M Buy
258,437
+6,435
+3% +$3.49M 0.17% 121
2024
Q4
$131M Sell
252,002
-31,071
-11% -$17.1M 0.17% 116
2024
Q3
$175M Buy
283,073
+7,929
+3% +$4.69M 0.23% 80
2024
Q2
$152M Buy
275,144
+1,598
+0.6% +$915K 0.22% 84
2024
Q1
$159M Sell
273,546
-48,978
-15% -$27.5M 0.23% 80
2023
Q4
$171M Buy
322,524
+64,741
+25% +$31.3M 0.27% 68
2023
Q3
$130M Sell
257,783
-16,995
-6% -$9.06M 0.23% 77
2023
Q2
$143M Sell
274,778
-16,978
-6% -$9.16M 0.25% 77
2023
Q1
$168M Buy
291,756
+38,076
+15% +$21.5M 0.31% 52
2022
Q4
$140M Buy
253,680
+40,315
+19% +$21.4M 0.31% 56
2022
Q3
$108M Buy
213,365
+4,520
+2% +$2.53M 0.24% 68
2022
Q2
$114M Buy
208,845
+33,082
+19% +$18.2M 0.25% 68
2022
Q1
$104M Buy
175,763
+10,416
+6% +$5.98M 0.21% 76
2021
Q4
$110M Buy
165,347
+9,071
+6% +$5.66M 0.21% 84
2021
Q3
$89.7M Buy
156,276
+51,905
+50% +$28.5M 0.19% 100
2021
Q2
$53.7M Buy
104,371
+14,723
+16% +$6.95M 0.12% 161
2021
Q1
$40.9M Sell
89,648
-1,711
-2% -$817K 0.1% 184
2020
Q4
$42.4M Sell
91,359
-59,783
-40% -$28M 0.11% 178
2020
Q3
$66.8M Sell
151,142
-1,560
-1% -$645K 0.19% 91
2020
Q2
$55.2M Sell
152,702
-4,622
-3% -$1.55M 0.17% 103
2020
Q1
$44.6M Sell
157,324
-1,180
-0.7% -$372K 0.16% 103
2019
Q4
$51.6M Sell
158,504
-23,715
-13% -$7.19M 0.15% 117
2019
Q3
$53M Sell
182,219
-3,992
-2% -$1.14M 0.14% 131
2019
Q2
$54.7M Sell
186,211
-21,156
-10% -$5.83M 0.18% 95
2019
Q1
$56.8M Buy
207,367
+4,853
+2% +$1.21M 0.19% 96
2018
Q4
$49M Buy
202,514
+5,732
+3% +$1.34M 0.17% 105
2018
Q3
$47.9M Sell
196,782
-27,141
-12% -$6.24M 0.17% 102
2018
Q2
$46.4M Buy
223,923
+5,523
+3% +$1.17M 0.16% 115
2018
Q1
$45.1M Sell
218,400
-30,704
-12% -$6.44M 0.17% 119
2017
Q4
$47.3M Sell
249,104
-12,815
-5% -$2.46M 0.16% 124
2017
Q3
$49.6M Buy
261,919
+28,541
+12% +$5.17M 0.18% 116
2017
Q2
$40.7M Sell
233,378
-32,337
-12% -$5.43M 0.16% 131
2017
Q1
$40.8M Buy
265,715
+17,134
+7% +$2.62M 0.18% 122
2016
Q4
$35.1M Sell
248,581
-19,402
-7% -$2.86M 0.17% 134
2016
Q3
$42.6M Buy
267,983
+141,279
+112% +$21.8M 0.22% 100
2016
Q2
$18.7M Sell
126,704
-13,685
-10% -$2.02M 0.11% 221
2016
Q1
$19.9M Sell
140,389
-543
-0.4% -$72.8K 0.12% 206
2015
Q4
$20M Buy
140,932
+89,797
+176% +$12M 0.12% 206
2015
Q3
$6.25M Buy
51,135
+1,655
+3% +$216K 0.06% 394
2015
Q2
$6.42M Sell
49,480
-3,802
-7% -$496K 0.06% 392
2015
Q1
$7.15M Sell
53,282
-82,436
-61% -$10.6M 0.06% 365
2014
Q4
$17M Buy
+135,718
New +$16.5M 0.15% 174

Other funds holding TMO

SEI Investments's TMO Position: Q2 2026 in Review

SEI Investments reduced its Thermo Fisher Scientific (TMO) stake by 14% in Q2 2026, selling an estimated $19.8M and leaving 263,413 shares worth $132M. The position accounts for 0.12% of the portfolio, ranked #176.

SEI Investments first reported a position in TMO in Q4 2014 and has held it in 47 quarters since. The position peaked at $175M in Q3 2024. 2,602 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

  • SEI Investments held 263,413 shares of Thermo Fisher Scientific worth $132M as of Q2 2026.
  • SEI Investments sold 41,229 Thermo Fisher Scientific shares in Q2 2026, an estimated $19.8M.
  • Thermo Fisher Scientific made up 0.12% of SEI Investments's portfolio in Q2 2026, its #176 holding.
  • SEI Investments first reported a position in Thermo Fisher Scientific in Q4 2014 and has held it in 47 quarters since.
  • SEI Investments's Thermo Fisher Scientific position peaked at $175M in Q3 2024.
  • 2,602 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.