Walleye 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 | – | Sell |
-52,190
| Closed | -$28.3M | – | 4721 |
|
|
2025
Q4 | $30.2M | Buy |
52,190
+28,744
| +123% | +$16.3M | 0.04% | 438 |
|
|
2025
Q3 | $11.4M | Buy |
23,446
+10,710
| +84% | +$4.99M | 0.02% | 834 |
|
|
2025
Q2 | $5.16M | Buy |
12,736
+9,825
| +338% | +$4.11M | 0.01% | 1185 |
|
|
2025
Q1 | $1.45M | Sell |
2,911
-6,766
| -70% | -$3.66M | ﹤0.01% | 1836 |
|
|
2024
Q4 | $5.03M | Buy |
+9,677
| New | +$5.32M | 0.01% | 1136 |
|
|
2024
Q3 | – | Sell |
-35
| Closed | -$20.7K | – | 4583 |
|
|
2024
Q2 | $19.4K | Buy |
+35
| New | +$20.1K | ﹤0.01% | 3782 |
|
|
2024
Q1 | – | Sell |
-6,657
| Closed | -$3.74M | – | 5355 |
|
|
2023
Q4 | $3.53M | Sell |
6,657
-17,866
| -73% | -$8.65M | 0.01% | 1475 |
|
|
2023
Q3 | $12.4M | Buy |
24,523
+11,612
| +90% | +$6.19M | 0.03% | 573 |
|
|
2023
Q2 | $6.74M | Buy |
12,911
+11,490
| +809% | +$6.2M | 0.02% | 779 |
|
|
2023
Q1 | $819K | Sell |
1,421
-15,231
| -91% | -$8.58M | ﹤0.01% | 2380 |
|
|
2022
Q4 | $9.17M | Buy |
+16,652
| New | +$8.82M | 0.03% | 711 |
|
|
2022
Q3 | – | Sell |
-1,868
| Closed | -$1.05M | – | 5533 |
|
|
2022
Q2 | $1.01M | Buy |
+1,868
| New | +$1.03M | ﹤0.01% | 2213 |
|
|
2022
Q1 | – | Sell |
-18,398
| Closed | -$10.6M | – | 5915 |
|
|
2021
Q4 | $12.3M | Buy |
18,398
+11,356
| +161% | +$7.09M | 0.04% | 495 |
|
|
2021
Q3 | $4.02M | Buy |
7,042
+4,876
| +225% | +$2.68M | 0.01% | 1061 |
|
|
2021
Q2 | $1.09M | Buy |
2,166
+39
| +2% | +$18.4K | ﹤0.01% | 2046 |
|
|
2021
Q1 | $971K | Sell |
2,127
-6,877
| -76% | -$3.28M | ﹤0.01% | 1943 |
|
|
2020
Q4 | $4.19M | Buy |
+9,004
| New | +$4.22M | 0.02% | 847 |
|
|
2020
Q2 | – | Sell |
-2,613
| Closed | -$876K | – | 4611 |
|
|
2020
Q1 | $741K | Sell |
2,613
-728
| -22% | -$230K | 0.01% | 1537 |
|
|
2019
Q4 | $1.08M | Buy |
+3,341
| New | +$1.01M | 0.01% | 1736 |
|
|
2019
Q1 | – | Sell |
-6,860
| Closed | -$1.71M | – | 4767 |
|
|
2018
Q4 | $1.53M | Buy |
+6,860
| New | +$1.61M | 0.01% | 1289 |
|
|
2018
Q2 | – | Sell |
-5,450
| Closed | -$1.16M | – | 4904 |
|
|
2018
Q1 | $1.13M | Sell |
5,450
-13,184
| -71% | -$2.77M | 0.01% | 1803 |
|
|
2017
Q4 | $3.54K | Buy |
18,634
+8,649
| +87% | +$1.66M | 0.02% | 884 |
|
|
2017
Q3 | $1.89K | Buy |
9,985
+4,697
| +89% | +$851K | 0.01% | 1324 |
|
|
2017
Q2 | $923 | Sell |
5,288
-17,564
| -77% | -$2.95M | 0.01% | 1845 |
|
|
2017
Q1 | $3.51K | Buy |
22,852
+19,897
| +673% | +$3.04M | 0.02% | 684 |
|
|
2016
Q4 | $417K | Buy |
+2,955
| New | +$436K | ﹤0.01% | 2225 |
|
|
2016
Q3 | – | Sell |
-18,789
| Closed | -$2.9M | – | 5413 |
|
|
2016
Q2 | $2.78M | Buy |
+18,789
| New | +$2.77M | 0.02% | 794 |
|
|
2015
Q3 | – | Sell |
-19,372
| Closed | -$2.52M | – | 5486 |
|
|
2015
Q2 | $2.51M | Buy |
19,372
+10,779
| +125% | +$1.41M | 0.02% | 586 |
|
|
2015
Q1 | $1.15M | Sell |
8,593
-13,104
| -60% | -$1.69M | 0.01% | 938 |
|
|
2014
Q4 | $2.72M | Buy |
+21,697
| New | +$2.64M | 0.02% | 547 |
|
|
2014
Q3 | – | Sell |
-2,538
| Closed | -$309K | – | 4356 |
|
|
2014
Q2 | $299 | Sell |
2,538
-27,323
| -92% | -$3.22M | ﹤0.01% | 1682 |
|
|
2014
Q1 | $3.59K | Buy |
29,861
+17,570
| +143% | +$2.09M | 0.05% | 243 |
|
|
2013
Q4 | $1.37M | Buy |
+12,291
| New | +$1.22M | 0.01% | 887 |
|
|
2013
Q3 | – | Sell |
-19,925
| Closed | -$1.69M | – | 3241 |
|
|
2013
Q2 | $1.69M | Buy |
+19,925
| New | +$1.66M | 0.02% | 659 |
|
Other funds holding TMO
Walleye Trading's TMO Position: Q1 2026 in Review
Walleye Trading sold out of Thermo Fisher Scientific (TMO) in Q1 2026, closing a stake of 52,190 shares — an estimated $28.3M sold.
Walleye Trading first reported a position in TMO in Q2 2013 and held it in 34 quarters. The position peaked at $30.2M in Q4 2025. 2,594 funds tracked by Wall St. Rank hold TMO as of Q1 2026.
- Walleye Trading reported no remaining Thermo Fisher Scientific position as of Q1 2026 after selling out during the quarter.
- Walleye Trading sold 52,190 Thermo Fisher Scientific shares in Q1 2026, an estimated $28.3M.
- Walleye Trading first reported a position in Thermo Fisher Scientific in Q2 2013 and held it in 34 quarters.
- Walleye Trading's Thermo Fisher Scientific position peaked at $30.2M in Q4 2025.
- 2,594 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.
Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.