Old Second National Bank of Aurora’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 | $327K | Sell |
652
-392
| -38% | -$188K | 0.06% | 114 |
|
|
2026
Q1 | $513K | Sell |
1,044
-32
| -3% | -$17.4K | 0.11% | 96 |
|
|
2025
Q4 | $623K | Sell |
1,076
-15
| -1% | -$8.48K | 0.12% | 88 |
|
|
2025
Q3 | $529K | Hold |
1,091
| – | – | 0.11% | 92 |
|
|
2025
Q2 | $442K | Sell |
1,091
-8
| -0.7% | -$3.35K | 0.1% | 101 |
|
|
2025
Q1 | $547K | Hold |
1,099
| – | – | 0.13% | 94 |
|
|
2024
Q4 | $572K | Hold |
1,099
| – | – | 0.13% | 93 |
|
|
2024
Q3 | $680K | Sell |
1,099
-73
| -6% | -$43.2K | 0.16% | 90 |
|
|
2024
Q2 | $648K | Sell |
1,172
-23
| -2% | -$13.2K | 0.17% | 92 |
|
|
2024
Q1 | $695K | Hold |
1,195
| – | – | 0.18% | 87 |
|
|
2023
Q4 | $634K | Sell |
1,195
-97
| -8% | -$47K | 0.17% | 92 |
|
|
2023
Q3 | $654K | Sell |
1,292
-123
| -9% | -$65.5K | 0.2% | 85 |
|
|
2023
Q2 | $738K | Sell |
1,415
-10
| -0.7% | -$5.4K | 0.21% | 82 |
|
|
2023
Q1 | $821K | Sell |
1,425
-66
| -4% | -$37.2K | 0.24% | 79 |
|
|
2022
Q4 | $821K | Sell |
1,491
-195
| -12% | -$103K | 0.24% | 82 |
|
|
2022
Q3 | $855K | Sell |
1,686
-49
| -3% | -$27.4K | 0.26% | 79 |
|
|
2022
Q2 | $942K | Sell |
1,735
-3
| -0.2% | -$1.65K | 0.26% | 77 |
|
|
2022
Q1 | $1.03M | Sell |
1,738
-2,981
| -63% | -$1.71M | 0.26% | 75 |
|
|
2021
Q4 | $2.41M | Buy |
4,719
+2,804
| +146% | +$1.75M | 0.71% | 53 |
|
|
2021
Q3 | $1.09M | Sell |
1,915
-12
| -0.6% | -$6.59K | 0.3% | 73 |
|
|
2021
Q2 | $972K | Sell |
1,927
-271
| -12% | -$128K | 0.27% | 73 |
|
|
2021
Q1 | $1M | Sell |
2,198
-5,901
| -73% | -$2.82M | 0.28% | 72 |
|
|
2020
Q4 | $3.77M | Sell |
8,099
-241
| -3% | -$113K | 1.12% | 27 |
|
|
2020
Q3 | $3.68M | Sell |
8,340
-286
| -3% | -$118K | 1.21% | 27 |
|
|
2020
Q2 | $3.13M | Sell |
8,626
-518
| -6% | -$174K | 1.06% | 30 |
|
|
2020
Q1 | $2.59M | Buy |
9,144
+410
| +5% | +$129K | 1.03% | 34 |
|
|
2019
Q4 | $2.84M | Sell |
8,734
-39
| -0.4% | -$11.8K | 0.85% | 44 |
|
|
2019
Q3 | $2.56M | Sell |
8,773
-654
| -7% | -$187K | 0.86% | 43 |
|
|
2019
Q2 | $2.77M | Sell |
9,427
-261
| -3% | -$71.9K | 0.98% | 38 |
|
|
2019
Q1 | $2.65M | Sell |
9,688
-54
| -0.6% | -$13.4K | 0.95% | 39 |
|
|
2018
Q4 | $2.18M | Buy |
9,742
+119
| +1% | +$27.9K | 0.89% | 47 |
|
|
2018
Q3 | $2.35M | Sell |
9,623
-59
| -0.6% | -$13.6K | 0.86% | 49 |
|
|
2018
Q2 | $2M | Sell |
9,682
-58
| -0.6% | -$12.3K | 0.78% | 53 |
|
|
2018
Q1 | $2.01M | Sell |
9,740
-66
| -0.7% | -$13.9K | 0.8% | 51 |
|
|
2017
Q4 | $1.86M | Sell |
9,806
-147
| -1% | -$28.2K | 0.74% | 57 |
|
|
2017
Q3 | $1.88M | Sell |
9,953
-153
| -2% | -$27.7K | 0.78% | 58 |
|
|
2017
Q2 | $1.76M | Sell |
10,106
-91
| -0.9% | -$15.3K | 0.76% | 56 |
|
|
2017
Q1 | $1.57M | Sell |
10,197
-403
| -4% | -$61.6K | 0.7% | 59 |
|
|
2016
Q4 | $1.5M | Sell |
10,600
-226
| -2% | -$33.3K | 0.67% | 60 |
|
|
2016
Q3 | $1.72M | Sell |
10,826
-216
| -2% | -$33.3K | 0.79% | 57 |
|
|
2016
Q2 | $1.63M | Buy |
11,042
+18
| +0.2% | +$2.66K | 0.76% | 57 |
|
|
2016
Q1 | $1.56M | Buy |
11,024
+75
| +0.7% | +$10.1K | 0.75% | 56 |
|
|
2015
Q4 | $1.55M | Buy |
10,949
+10,624
| +3,269% | +$1.42M | 0.76% | 53 |
|
|
2015
Q3 | $40K | Buy |
+325
| New | +$42.3K | 0.02% | 176 |
|
Other funds holding TMO
Old Second National Bank of Aurora's TMO Position: Q2 2026 in Review
Old Second National Bank of Aurora reduced its Thermo Fisher Scientific (TMO) stake by 38% in Q2 2026, selling an estimated $188K and leaving 652 shares worth $327K. The position accounts for 0.06% of the portfolio, ranked #114.
Old Second National Bank of Aurora first reported a position in TMO in Q3 2015 and has held it in 44 quarters since. The position peaked at $3.77M in Q4 2020. 2,609 funds tracked by Wall St. Rank hold TMO as of Q2 2026.
- Old Second National Bank of Aurora held 652 shares of Thermo Fisher Scientific worth $327K as of Q2 2026.
- Old Second National Bank of Aurora sold 392 Thermo Fisher Scientific shares in Q2 2026, an estimated $188K.
- Thermo Fisher Scientific made up 0.06% of Old Second National Bank of Aurora's portfolio in Q2 2026, its #114 holding.
- Old Second National Bank of Aurora first reported a position in Thermo Fisher Scientific in Q3 2015 and has held it in 44 quarters since.
- Old Second National Bank of Aurora's Thermo Fisher Scientific position peaked at $3.77M in Q4 2020.
- 2,609 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.
Based on Old Second National Bank of Aurora's 13F filing for Q2 2026, filed 21 Jul 2026.