Great Lakes Advisors’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
$102M Buy
208,253
+6,072
+3% +$3.3M 0.85% 45
2025
Q4
$117M Sell
202,181
-203
-0.1% -$115K 0.96% 36
2025
Q3
$98.2M Sell
202,384
-2,941
-1% -$1.37M 0.82% 41
2025
Q2
$83.3M Sell
205,325
-2,923
-1% -$1.22M 0.7% 51
2025
Q1
$103M Buy
208,248
+4,580
+2% +$2.48M 0.92% 28
2024
Q4
$106M Buy
203,668
+4,404
+2% +$2.42M 0.91% 28
2024
Q3
$123M Buy
199,264
+1,845
+0.9% +$1.09M 1.03% 24
2024
Q2
$109M Sell
197,419
-11,129
-5% -$6.38M 0.97% 25
2024
Q1
$121M Buy
208,548
+3,235
+2% +$1.82M 1.03% 24
2023
Q4
$109M Sell
205,313
-61,942
-23% -$30M 1.04% 23
2023
Q3
$135M Buy
267,255
+68,889
+35% +$36.7M 1.23% 11
2023
Q2
$103M Sell
198,366
-41,947
-17% -$22.6M 1.03% 17
2023
Q1
$139M Buy
240,313
+232,828
+3,111% +$131M 1.26% 9
2022
Q4
$4.12M Sell
7,485
-312
-4% -$165K 0.24% 166
2022
Q3
$3.96M Sell
7,797
-1,150
-13% -$644K 0.09% 251
2022
Q2
$4.86M Buy
8,947
+785
+10% +$432K 0.1% 231
2022
Q1
$4.82M Sell
8,162
-369
-4% -$212K 0.08% 248
2021
Q4
$5.69M Sell
8,531
-239
-3% -$149K 0.09% 248
2021
Q3
$5.01M Sell
8,770
-325
-4% -$178K 0.08% 263
2021
Q2
$4.59M Buy
9,095
+1,693
+23% +$799K 0.07% 285
2021
Q1
$3.38M Sell
7,402
-152
-2% -$72.5K 0.05% 315
2020
Q4
$3.52M Sell
7,554
-3,152
-29% -$1.48M 0.06% 297
2020
Q3
$4.73M Buy
10,706
+667
+7% +$276K 0.1% 234
2020
Q2
$3.64M Sell
10,039
-2,299
-19% -$771K 0.09% 247
2020
Q1
$3.5M Buy
12,338
+5,459
+79% +$1.72M 0.1% 217
2019
Q4
$2.23M Buy
6,879
+48
+0.7% +$14.6K 0.05% 325
2019
Q3
$1.99M Buy
6,831
+141
+2% +$40.4K 0.04% 339
2019
Q2
$1.97M Sell
6,690
-156
-2% -$43K 0.04% 346
2019
Q1
$1.87M Sell
6,846
-9,043
-57% -$2.25M 0.04% 345
2018
Q4
$3.56M Sell
15,889
-440
-3% -$103K 0.08% 240
2018
Q3
$3.99M Buy
16,329
+9,447
+137% +$2.17M 0.09% 230
2018
Q2
$1.43M Sell
6,882
-57
-0.8% -$12.1K 0.03% 347
2018
Q1
$1.43M Sell
6,939
-2,415
-26% -$507K 0.03% 344
2017
Q4
$1.78M Sell
9,354
-362
-4% -$69.3K 0.04% 331
2017
Q3
$1.84M Sell
9,716
-1,742
-15% -$315K 0.04% 312
2017
Q2
$2M Buy
11,458
+2,304
+25% +$387K 0.05% 288
2017
Q1
$1.41M Sell
9,154
-3,989
-30% -$610K 0.04% 314
2016
Q4
$1.85M Sell
13,143
-1,370
-9% -$202K 0.05% 279
2016
Q3
$2.31M Sell
14,513
-180
-1% -$27.7K 0.06% 246
2016
Q2
$2.17M Sell
14,693
-607
-4% -$89.6K 0.06% 261
2016
Q1
$2.17M Buy
15,300
+7,728
+102% +$1.04M 0.06% 262
2015
Q4
$1.07M Sell
7,572
-256
-3% -$34.1K 0.03% 321
2015
Q3
$957K Buy
7,828
+248
+3% +$32.3K 0.03% 329
2015
Q2
$984K Sell
7,580
-1,552
-17% -$202K 0.03% 334
2015
Q1
$1.23M Buy
9,132
+1
+0% +$129 0.04% 302
2014
Q4
$1.14M Sell
9,131
-75
-0.8% -$9.12K 0.04% 288
2014
Q3
$1.12M Buy
9,206
+4,930
+115% +$599K 0.04% 281
2014
Q2
$505K Sell
4,276
-64
-1% -$7.53K 0.02% 257
2014
Q1
$522K Sell
4,340
-216
-5% -$25.7K 0.02% 256
2013
Q4
$507K Sell
4,556
-9,045
-67% -$899K 0.02% 236
2013
Q3
$1.25M Sell
13,601
-775
-5% -$70.1K 0.06% 141
2013
Q2
$1.22M Buy
+14,376
New +$1.2M 0.06% 142

Other funds holding TMO

Great Lakes Advisors's TMO Position: Q1 2026 in Review

Great Lakes Advisors increased its Thermo Fisher Scientific (TMO) stake by 3% in Q1 2026, buying an estimated $3.3M and bringing the position to 208,253 shares worth $102M. The position accounts for 0.85% of the portfolio, ranked #45.

Great Lakes Advisors first reported a position in TMO in Q2 2013 and has held it in 52 quarters since. The position peaked at $139M in Q1 2023. 2,588 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

  • Great Lakes Advisors held 208,253 shares of Thermo Fisher Scientific worth $102M as of Q1 2026.
  • Great Lakes Advisors bought 6,072 Thermo Fisher Scientific shares in Q1 2026, an estimated $3.3M.
  • Thermo Fisher Scientific made up 0.85% of Great Lakes Advisors's portfolio in Q1 2026, its #45 holding.
  • Great Lakes Advisors first reported a position in Thermo Fisher Scientific in Q2 2013 and has held it in 52 quarters since.
  • Great Lakes Advisors's Thermo Fisher Scientific position peaked at $139M in Q1 2023.
  • 2,588 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Great Lakes Advisors's 13F filing for Q1 2026, filed 12 May 2026.