Simplex Trading’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
$22.2M Buy
+45,200
New +$24.5M 0.01% 399
2025
Q4
Sell
-76,900
Closed -$37.3M 10078
2025
Q3
$37.3M Buy
76,900
+7,800
+11% +$3.63M 0.02% 432
2025
Q2
$28M Buy
69,100
+21,400
+45% +$8.95M 0.02% 440
2025
Q1
$23.7M Buy
47,700
+1,000
+2% +$542K 0.02% 466
2024
Q4
$24.3M Sell
46,700
-14,900
-24% -$8.19M 0.01% 535
2024
Q3
$38.1M Sell
61,600
-23,800
-28% -$14.1M 0.02% 378
2024
Q2
$47.2M Buy
85,400
+22,500
+36% +$12.9M 0.03% 313
2024
Q1
$36.6M Buy
62,900
+700
+1% +$393K 0.02% 431
2023
Q4
$33M Buy
62,200
+9,000
+17% +$4.36M 0.02% 494
2023
Q3
$26.9M Buy
53,200
+2,300
+5% +$1.23M 0.02% 466
2023
Q2
$26.6M Sell
50,900
-25,500
-33% -$13.8M 0.02% 463
2023
Q1
$44M Buy
76,400
+21,100
+38% +$11.9M 0.04% 317
2022
Q4
$30.5M Sell
55,300
-5,100
-8% -$2.7M 0.03% 407
2022
Q3
$30.6M Sell
60,400
-11,400
-16% -$6.38M 0.03% 379
2022
Q2
$39M Sell
71,800
-13,300
-16% -$7.32M 0.04% 303
2022
Q1
$50.3M Sell
85,100
-54,000
-39% -$31M 0.05% 288
2021
Q4
$92.8M Buy
139,100
+47,600
+52% +$29.7M 0.09% 165
2021
Q3
$46.6M Buy
91,500
+300
+0.3% +$165K 0.04% 258
2021
Q2
$46M Buy
91,200
+90,664
+16,915% +$42.8M 0.04% 253
2021
Q1
$24.5M Sell
536
-38
-7% -$18.1K 0.04% 246
2020
Q4
$26.7M Buy
574
+265
+86% +$124K 0.03% 287
2020
Q3
$13.6M Buy
309
+86
+39% +$35.5K 0.02% 415
2020
Q2
$8.08M Sell
223
-407
-65% -$136K 0.01% 601
2020
Q1
$17.9M Buy
630
+276
+78% +$87K 0.03% 263
2019
Q4
$11.5M Sell
354
-251
-41% -$76.1K 0.03% 417
2019
Q3
$17.6M Buy
605
+207
+52% +$59.3K 0.05% 262
2019
Q2
$11.7M Buy
398
+121
+44% +$33.3K 0.03% 353
2019
Q1
$7.58M Sell
277
-400
-59% -$99.5K 0.02% 484
2018
Q4
$15.2M Buy
677
+192
+40% +$45K 0.04% 257
2018
Q3
$11.8M Sell
485
-19
-4% -$4.37K 0.04% 310
2018
Q2
$10.4M Buy
504
+72
+17% +$15.3K 0.04% 338
2018
Q1
$48K Sell
432
-177
-29% -$37.2K ﹤0.01% 2492
2017
Q4
$110K Buy
609
+169
+38% +$32.4K ﹤0.01% 1728
2017
Q3
$61K Buy
440
+121
+38% +$21.9K ﹤0.01% 2134
2017
Q2
$49K Sell
319
-61
-16% -$10.2K ﹤0.01% 2416
2017
Q1
$55K Sell
380
-424
-53% -$64.8K ﹤0.01% 2268
2016
Q4
$367K Buy
804
+486
+153% +$71.7K 0.02% 701
2016
Q3
$26K Sell
318
-36
-10% -$5.55K ﹤0.01% 2714
2016
Q2
$121K Buy
354
+83
+31% +$12.3K 0.01% 1345
2016
Q1
$159K Sell
271
-29
-10% -$3.89K 0.01% 1016
2015
Q4
$177K Sell
300
-9
-3% -$1.2K 0.01% 960
2015
Q3
$427K Buy
309
+52
+20% +$6.78K 0.03% 506
2015
Q2
$25K Buy
257
+21
+9% +$2.74K ﹤0.01% 2271
2015
Q1
$32K Buy
236
+112
+90% +$14.4K ﹤0.01% 1913
2014
Q4
$39K Buy
+124
New +$15.1K ﹤0.01% 1547

Other funds holding TMO

Simplex Trading's TMO Position: Q1 2026 in Review

Simplex Trading opened a new position in Thermo Fisher Scientific (TMO) in Q1 2026: 9,480 shares worth $4.66M. The stake represents ﹤0.01% of the portfolio and ranks #1162 among its holdings. This is a return to the name: Simplex Trading previously reported a position in TMO as recently as Q3 2025.

Simplex Trading first reported a position in TMO in Q4 2014 and has held it in 28 quarters since. The position peaked at $5.76M in Q3 2025. 2,587 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

  • Simplex Trading held 9,480 shares of Thermo Fisher Scientific worth $4.66M as of Q1 2026.
  • Thermo Fisher Scientific was a new Simplex Trading position in Q1 2026.
  • Thermo Fisher Scientific made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #1162 holding.
  • Simplex Trading first reported a position in Thermo Fisher Scientific in Q4 2014 and has held it in 28 quarters since.
  • Simplex Trading's Thermo Fisher Scientific position peaked at $5.76M in Q3 2025.
  • 2,587 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.