Renaissance Technologies’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 | – | Sell |
-138,964
| Closed | -$68.3M | – | 3609 |
|
|
2026
Q1 | $68.3M | Buy |
+138,964
| New | +$75.4M | 0.11% | 231 |
|
|
2025
Q3 | – | Sell |
-458,950
| Closed | -$186M | – | 3925 |
|
|
2025
Q2 | $186M | Buy |
458,950
+303,706
| +196% | +$127M | 0.25% | 67 |
|
|
2025
Q1 | $77.2M | Sell |
155,244
-26,100
| -14% | -$14.1M | 0.12% | 208 |
|
|
2024
Q4 | $94.3M | Buy |
181,344
+132,393
| +270% | +$72.8M | 0.14% | 157 |
|
|
2024
Q3 | $30.3M | Sell |
48,951
-186,898
| -79% | -$111M | 0.05% | 492 |
|
|
2024
Q2 | $130M | Buy |
+235,849
| New | +$135M | 0.22% | 87 |
|
|
2023
Q3 | – | Sell |
-328,546
| Closed | -$171M | – | 4114 |
|
|
2023
Q2 | $171M | Buy |
+328,546
| New | +$177M | 0.25% | 70 |
|
|
2022
Q2 | – | Sell |
-31,900
| Closed | -$18.8M | – | 4575 |
|
|
2022
Q1 | $18.8M | Buy |
+31,900
| New | +$18.3M | 0.02% | 783 |
|
|
2021
Q3 | – | Sell |
-61,344
| Closed | -$30.9M | – | 3842 |
|
|
2021
Q2 | $30.9M | Sell |
61,344
-261,200
| -81% | -$123M | 0.04% | 517 |
|
|
2021
Q1 | $147M | Buy |
322,544
+251,700
| +355% | +$120M | 0.18% | 105 |
|
|
2020
Q4 | $33M | Buy |
+70,844
| New | +$33.2M | 0.04% | 518 |
|
|
2020
Q3 | – | Sell |
-191,917
| Closed | -$69.5M | – | 3685 |
|
|
2020
Q2 | $69.5M | Buy |
191,917
+65,500
| +52% | +$22M | 0.06% | 349 |
|
|
2020
Q1 | $35.9M | Buy |
+126,417
| New | +$39.9M | 0.03% | 496 |
|
|
2018
Q3 | – | Sell |
-377,044
| Closed | -$78.1M | – | 3564 |
|
|
2018
Q2 | $78.1M | Buy |
377,044
+14,300
| +4% | +$3.04M | 0.09% | 279 |
|
|
2018
Q1 | $74.9M | Buy |
+362,744
| New | +$76.1M | 0.08% | 294 |
|
|
2017
Q3 | – | Sell |
-760,144
| Closed | -$133M | – | 3371 |
|
|
2017
Q2 | $133M | Sell |
760,144
-612,900
| -45% | -$103M | 0.17% | 117 |
|
|
2017
Q1 | $211M | Buy |
1,373,044
+559,400
| +69% | +$85.5M | 0.29% | 47 |
|
|
2016
Q4 | $115M | Buy |
+813,644
| New | +$120M | 0.18% | 94 |
|
|
2015
Q3 | – | Sell |
-188,344
| Closed | -$24.4M | – | 3364 |
|
|
2015
Q2 | $24.4M | Sell |
188,344
-61,800
| -25% | -$8.06M | 0.06% | 434 |
|
|
2015
Q1 | $33.6M | Buy |
250,144
+43,500
| +21% | +$5.61M | 0.07% | 361 |
|
|
2014
Q4 | $25.9M | Buy |
206,644
+168,800
| +446% | +$20.5M | 0.06% | 386 |
|
|
2014
Q3 | $4.61M | Buy |
+37,844
| New | +$4.6M | 0.01% | 1212 |
|
Other funds holding TMO
Renaissance Technologies's TMO Position: Q2 2026 in Review
Renaissance Technologies sold out of Thermo Fisher Scientific (TMO) in Q2 2026, closing a stake of 138,964 shares — an estimated $68.3M sold.
Renaissance Technologies first reported a position in TMO in Q3 2014 and held it in 22 quarters. The position peaked at $211M in Q1 2017. 2,606 funds tracked by Wall St. Rank hold TMO as of Q2 2026.
- Renaissance Technologies reported no remaining Thermo Fisher Scientific position as of Q2 2026 after selling out during the quarter.
- Renaissance Technologies sold 138,964 Thermo Fisher Scientific shares in Q2 2026, an estimated $68.3M.
- Renaissance Technologies first reported a position in Thermo Fisher Scientific in Q3 2014 and held it in 22 quarters.
- Renaissance Technologies's Thermo Fisher Scientific position peaked at $211M in Q1 2017.
- 2,606 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.
Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.