Dimensional Fund 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 | $830M | Buy |
1,689,790
+36,286
| +2% | +$19.7M | 0.17% | 77 |
|
|
2025
Q4 | $958M | Sell |
1,653,504
-14,243
| -0.9% | -$8.05M | 0.2% | 62 |
|
|
2025
Q3 | $809M | Sell |
1,667,747
-24,687
| -1% | -$11.5M | 0.17% | 73 |
|
|
2025
Q2 | $686M | Sell |
1,692,434
-37,248
| -2% | -$15.6M | 0.16% | 80 |
|
|
2025
Q1 | $861M | Sell |
1,729,682
-170,141
| -9% | -$92.1M | 0.21% | 56 |
|
|
2024
Q4 | $988M | Buy |
1,899,823
+192,179
| +11% | +$106M | 0.24% | 47 |
|
|
2024
Q3 | $1.06B | Sell |
1,707,644
-32,838
| -2% | -$19.4M | 0.26% | 41 |
|
|
2024
Q2 | $962M | Buy |
1,740,482
+20,075
| +1% | +$11.5M | 0.25% | 40 |
|
|
2024
Q1 | $1,000M | Buy |
1,720,407
+10,241
| +0.6% | +$5.75M | 0.27% | 34 |
|
|
2023
Q4 | $908M | Sell |
1,710,166
-989
| -0.1% | -$479K | 0.27% | 36 |
|
|
2023
Q3 | $866M | Sell |
1,711,155
-203,807
| -11% | -$109M | 0.28% | 34 |
|
|
2023
Q2 | $999M | Sell |
1,914,962
-81,547
| -4% | -$44M | 0.32% | 33 |
|
|
2023
Q1 | $1.15B | Sell |
1,996,509
-171,563
| -8% | -$96.7M | 0.39% | 24 |
|
|
2022
Q4 | $1.19M | Sell |
2,168,072
-55,798
| -3% | -$29.6M | 0.35% | 33 |
|
|
2022
Q3 | $1.13B | Sell |
2,223,870
-12,824
| -0.6% | -$7.18M | 0.43% | 21 |
|
|
2022
Q2 | $1.22B | Sell |
2,236,694
-103,850
| -4% | -$57.2M | 0.44% | 21 |
|
|
2022
Q1 | $1.38B | Buy |
2,340,544
+4,559
| +0.2% | +$2.62M | 0.43% | 22 |
|
|
2021
Q4 | $1.56B | Sell |
2,335,985
-8,105
| -0.3% | -$5.06M | 0.47% | 17 |
|
|
2021
Q3 | $1.34B | Buy |
2,344,090
+41,023
| +2% | +$22.5M | 0.43% | 19 |
|
|
2021
Q2 | $1.16B | Buy |
2,303,067
+95,570
| +4% | +$45.1M | 0.37% | 26 |
|
|
2021
Q1 | $1.01B | Sell |
2,207,497
-60,933
| -3% | -$29.1M | 0.33% | 28 |
|
|
2020
Q4 | $1.06B | Sell |
2,268,430
-176,739
| -7% | -$82.9M | 0.38% | 25 |
|
|
2020
Q3 | $1.08B | Sell |
2,445,169
-37,846
| -2% | -$15.6M | 0.46% | 20 |
|
|
2020
Q2 | $900M | Sell |
2,483,015
-10,353
| -0.4% | -$3.47M | 0.4% | 26 |
|
|
2020
Q1 | $707M | Sell |
2,493,368
-46,052
| -2% | -$14.5M | 0.37% | 32 |
|
|
2019
Q4 | $825M | Sell |
2,539,420
-15,645
| -0.6% | -$4.74M | 0.3% | 34 |
|
|
2019
Q3 | $744M | Sell |
2,555,065
-79,176
| -3% | -$22.7M | 0.29% | 33 |
|
|
2019
Q2 | $774M | Sell |
2,634,241
-67,814
| -3% | -$18.7M | 0.3% | 28 |
|
|
2019
Q1 | $740M | Sell |
2,702,055
-4,271
| -0.2% | -$1.06M | 0.29% | 33 |
|
|
2018
Q4 | $606M | Buy |
2,706,326
+17,860
| +0.7% | +$4.19M | 0.27% | 38 |
|
|
2018
Q3 | $656M | Buy |
2,688,466
+17,505
| +0.7% | +$4.03M | 0.25% | 37 |
|
|
2018
Q2 | $553M | Buy |
2,670,961
+82,255
| +3% | +$17.5M | 0.22% | 46 |
|
|
2018
Q1 | $534M | Sell |
2,588,706
-138,886
| -5% | -$29.2M | 0.22% | 45 |
|
|
2017
Q4 | $518M | Sell |
2,727,592
-79,324
| -3% | -$15.2M | 0.21% | 45 |
|
|
2017
Q3 | $531M | Sell |
2,806,916
-19,098
| -0.7% | -$3.46M | 0.23% | 41 |
|
|
2017
Q2 | $493M | Sell |
2,826,014
-9,446
| -0.3% | -$1.59M | 0.23% | 43 |
|
|
2017
Q1 | $436M | Buy |
2,835,460
+57,480
| +2% | +$8.79M | 0.21% | 47 |
|
|
2016
Q4 | $392M | Buy |
2,777,980
+36,898
| +1% | +$5.44M | 0.2% | 54 |
|
|
2016
Q3 | $436M | Sell |
2,741,082
-3,386
| -0.1% | -$522K | 0.24% | 37 |
|
|
2016
Q2 | $405M | Buy |
2,744,468
+33,035
| +1% | +$4.88M | 0.23% | 40 |
|
|
2016
Q1 | $384M | Sell |
2,711,433
-50,884
| -2% | -$6.82M | 0.23% | 42 |
|
|
2015
Q4 | $392M | Sell |
2,762,317
-156,440
| -5% | -$20.9M | 0.24% | 40 |
|
|
2015
Q3 | $357M | Buy |
2,918,757
+22,496
| +0.8% | +$2.93M | 0.23% | 43 |
|
|
2015
Q2 | $376M | Buy |
2,896,261
+58,073
| +2% | +$7.57M | 0.23% | 40 |
|
|
2015
Q1 | $381M | Sell |
2,838,188
-66,688
| -2% | -$8.6M | 0.24% | 39 |
|
|
2014
Q4 | $364M | Sell |
2,904,876
-152,161
| -5% | -$18.5M | 0.24% | 41 |
|
|
2014
Q3 | $372M | Sell |
3,057,037
-427,429
| -12% | -$52M | 0.26% | 38 |
|
|
2014
Q2 | $411M | Sell |
3,484,466
-15,894
| -0.5% | -$1.87M | 0.29% | 35 |
|
|
2014
Q1 | $421M | Buy |
3,500,360
+2,171
| +0.1% | +$258K | 0.31% | 33 |
|
|
2013
Q4 | $390M | Sell |
3,498,189
-14,334
| -0.4% | -$1.43M | 0.3% | 33 |
|
|
2013
Q3 | $324M | Buy |
3,512,523
+18,133
| +0.5% | +$1.64M | 0.28% | 34 |
|
|
2013
Q2 | $296M | Buy |
+3,494,390
| New | +$291M | 0.28% | 34 |
|
Other funds holding TMO
VCM
Dimensional Fund Advisors's TMO Position: Q1 2026 in Review
Dimensional Fund Advisors increased its Thermo Fisher Scientific (TMO) stake by 2.2% in Q1 2026, buying an estimated $19.7M and bringing the position to 1,689,790 shares worth $830M. The position accounts for 0.17% of the portfolio, ranked #77.
Dimensional Fund Advisors first reported a position in TMO in Q2 2013 and has held it in 52 quarters since. The position peaked at $1.56B in Q4 2021. 2,587 funds tracked by Wall St. Rank hold TMO as of Q1 2026.
- Dimensional Fund Advisors held 1,689,790 shares of Thermo Fisher Scientific worth $830M as of Q1 2026.
- Dimensional Fund Advisors bought 36,286 Thermo Fisher Scientific shares in Q1 2026, an estimated $19.7M.
- Thermo Fisher Scientific made up 0.17% of Dimensional Fund Advisors's portfolio in Q1 2026, its #77 holding.
- Dimensional Fund Advisors first reported a position in Thermo Fisher Scientific in Q2 2013 and has held it in 52 quarters since.
- Dimensional Fund Advisors's Thermo Fisher Scientific position peaked at $1.56B in Q4 2021.
- 2,587 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.
Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.