Impax Asset Management Group
TMO icon

Impax Asset Management Group’s Thermo Fisher Scientific TMO Stock Holding History

Impax Asset Management Group’s Portfolio TMO Stock Details TMO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$57.9M Sell
117,758
-31,374
-21% -$17M 0.4% 66
2025
Q4 		$86.4M Sell
149,132
-899
-0.6% -$508K 0.54% 61
2025
Q3 		$72.8M Sell
150,031
-20,515
-12% -$9.55M 0.42% 69
2025
Q2 		$68.4M Sell
170,546
-22,292
-12% -$9.32M 0.39% 72
2025
Q1 		$95M Sell
192,838
-431,255
-69% -$234M 0.57% 58
2024
Q4 		$324M Sell
624,093
-78,244
-11% -$43M 1.47% 21
2024
Q3 		$433M Sell
702,337
-16,734
-2% -$9.91M 1.71% 14
2024
Q2 		$397M Buy
719,071
+14,119
+2% +$8.09M 1.61% 12
2024
Q1 		$409M Sell
704,952
-48,714
-6% -$27.3M 1.56% 12
2023
Q4 		$399M Buy
753,666
+80,567
+12% +$39M 1.6% 12
2023
Q3 		$340M Sell
673,099
-6,505
-1% -$3.47M 1.52% 15
2023
Q2 		$354M Buy
679,604
+57,737
+9% +$31.2M 1.42% 19
2023
Q1 		$358M Buy
621,867
+39,823
+7% +$22.4M 1.49% 15
2022
Q4 		$320M Buy
582,044
+40,559
+7% +$21.5M 1.43% 18
2022
Q3 		$274M Sell
541,485
-1,515
-0.3% -$848K 1.41% 17
2022
Q2 		$295M Sell
543,000
-7,891
-1% -$4.34M 1.44% 18
2022
Q1 		$325M Buy
550,891
+53,811
+11% +$30.9M 1.34% 21
2021
Q4 		$332M Buy
497,080
+29,750
+6% +$18.6M 1.21% 24
2021
Q3 		$267M Buy
467,330
+2,949
+0.6% +$1.62M 1.1% 28
2021
Q2 		$234M Buy
464,381
+79,397
+21% +$37.5M 1.03% 32
2021
Q1 		$176M Buy
384,984
+105,342
+38% +$50.3M 0.9% 40
2020
Q4 		$130M Buy
279,642
+62,863
+29% +$29.5M 0.83% 50
2020
Q3 		$95.7M Buy
216,779
+17,743
+9% +$7.33M 0.84% 44
2020
Q2 		$72.1M Sell
199,036
-10,667
-5% -$3.58M 0.74% 50
2020
Q1 		$59.5M Buy
209,703
+85,452
+69% +$26.9M 0.79% 44
2019
Q4 		$40.4M Buy
124,251
+15,555
+14% +$4.72M 0.45% 56
2019
Q3 		$31.7M Buy
108,696
+7,291
+7% +$2.09M 0.41% 57
2019
Q2 		$29.8M Sell
101,405
-9,765
-9% -$2.69M 0.39% 59
2019
Q1 		$30.4M Sell
111,170
-23,198
-17% -$5.77M 0.42% 52
2018
Q4 		$30.1M Buy
134,368
+49,353
+58% +$11.6M 0.49% 53
2018
Q3 		$20.8M Buy
+85,015
New +$19.6M 0.3% 77

Other funds holding TMO

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Impax Asset Management Group's TMO Position: Q1 2026 in Review

Impax Asset Management Group reduced its Thermo Fisher Scientific (TMO) stake by 21% in Q1 2026, selling an estimated $17M and leaving 117,758 shares worth $57.9M. The position accounts for 0.4% of the portfolio, ranked #66.

Impax Asset Management Group first reported a position in TMO in Q3 2018 and has held it in 31 quarters since. The position peaked at $433M in Q3 2024. 2,590 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

  • Impax Asset Management Group held 117,758 shares of Thermo Fisher Scientific worth $57.9M as of Q1 2026.
  • Impax Asset Management Group sold 31,374 Thermo Fisher Scientific shares in Q1 2026, an estimated $17M.
  • Thermo Fisher Scientific made up 0.4% of Impax Asset Management Group's portfolio in Q1 2026, its #66 holding.
  • Impax Asset Management Group first reported a position in Thermo Fisher Scientific in Q3 2018 and has held it in 31 quarters since.
  • Impax Asset Management Group's Thermo Fisher Scientific position peaked at $433M in Q3 2024.
  • 2,590 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Impax Asset Management Group's 13F filing for Q1 2026, filed 12 May 2026.