Artisan Partners’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
$154M Buy
312,822
+11,891
+4% +$6.45M 0.25% 95
2025
Q4
$174M Buy
300,931
+10,690
+4% +$6.05M 0.26% 94
2025
Q3
$141M Buy
290,241
+7,338
+3% +$3.42M 0.2% 112
2025
Q2
$115M Buy
+282,903
New +$118M 0.17% 132
2024
Q1
Sell
-75,990
Closed -$40.3M 363
2023
Q4
$40.3M Buy
+75,990
New +$36.8M 0.06% 232
2023
Q2
Sell
-115,123
Closed -$66.4M 340
2023
Q1
$66.4M Buy
115,123
+78,890
+218% +$44.5M 0.11% 183
2022
Q4
$20M Sell
36,233
-282,759
-89% -$150M 0.04% 254
2022
Q3
$162M Buy
+318,992
New +$179M 0.28% 93
2022
Q1
Sell
-52,786
Closed -$35.2M 349
2021
Q4
$35.2M Buy
52,786
+37,773
+252% +$23.6M 0.04% 274
2021
Q3
$8.58M Buy
+15,013
New +$8.24M 0.01% 308
2021
Q1
Sell
-89,499
Closed -$41.7M 385
2020
Q4
$41.7M Sell
89,499
-50,423
-36% -$23.6M 0.05% 262
2020
Q3
$61.8M Sell
139,922
-997
-0.7% -$412K 0.09% 195
2020
Q2
$51.1M Buy
+140,919
New +$47.2M 0.08% 198
2020
Q1
Sell
-174,104
Closed -$56.6M 335
2019
Q4
$56.6M Sell
174,104
-29,801
-15% -$9.04M 0.1% 173
2019
Q3
$59.4M Buy
203,905
+11,799
+6% +$3.38M 0.11% 166
2019
Q2
$56.4M Buy
192,106
+114,234
+147% +$31.5M 0.1% 174
2019
Q1
$21.3M Sell
77,872
-29,659
-28% -$7.38M 0.04% 227
2018
Q4
$24.1M Buy
107,531
+81,537
+314% +$19.1M 0.05% 205
2018
Q3
$6.34M Buy
25,994
+3,950
+18% +$909K 0.01% 247
2018
Q2
$4.57M Buy
+22,044
New +$4.68M 0.01% 248
2016
Q3
Sell
-161,088
Closed -$23.8M 280
2016
Q2
$23.8M Sell
161,088
-3,468
-2% -$512K 0.05% 204
2016
Q1
$23.3M Buy
164,556
+36,896
+29% +$4.94M 0.05% 208
2015
Q4
$18.1M Buy
127,660
+5,543
+5% +$739K 0.04% 229
2015
Q3
$14.9M Buy
122,117
+68,653
+128% +$8.94M 0.03% 245
2015
Q2
$6.94M Buy
53,464
+711
+1% +$92.7K 0.01% 328
2015
Q1
$7.09M Buy
52,753
+25,868
+96% +$3.33M 0.01% 329
2014
Q4
$3.37M Buy
+26,885
New +$3.27M 0.01% 344

Other funds holding TMO

Artisan Partners's TMO Position: Q1 2026 in Review

Artisan Partners increased its Thermo Fisher Scientific (TMO) stake by 4% in Q1 2026, buying an estimated $6.45M and bringing the position to 312,822 shares worth $154M. The position accounts for 0.25% of the portfolio, ranked #95.

Artisan Partners first reported a position in TMO in Q4 2014 and has held it in 27 quarters since. The position peaked at $174M in Q4 2025. 2,587 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

  • Artisan Partners held 312,822 shares of Thermo Fisher Scientific worth $154M as of Q1 2026.
  • Artisan Partners bought 11,891 Thermo Fisher Scientific shares in Q1 2026, an estimated $6.45M.
  • Thermo Fisher Scientific made up 0.25% of Artisan Partners's portfolio in Q1 2026, its #95 holding.
  • Artisan Partners first reported a position in Thermo Fisher Scientific in Q4 2014 and has held it in 27 quarters since.
  • Artisan Partners's Thermo Fisher Scientific position peaked at $174M in Q4 2025.
  • 2,587 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Artisan Partners's 13F filing for Q1 2026, filed 13 May 2026.