Corundum Group
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Corundum Group’s Thermo Fisher Scientific TMO Stock Holding History

Corundum 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
Q3 		$548K Buy
+812
New +$482K 0.14% 83
2025
Q3 		– Sell
-549
Closed -$223K – 105
2025
Q2 		$223K Hold
549
– – 0.1% 97
2025
Q1 		$273K Hold
549
– – 0.13% 88
2024
Q4 		$286K Sell
549
-148
-21% -$81.4K 0.11% 85
2024
Q3 		$431K Hold
697
– – 0.2% 75
2024
Q2 		$385K Sell
697
-22
-3% -$12.6K 0.15% 76
2024
Q1 		$418K Sell
719
-22
-3% -$12.3K 0.2% 73
2023
Q4 		$393K Sell
741
-30
-4% -$14.5K 0.2% 77
2023
Q3 		$390K Sell
771
-129
-14% -$68.7K 0.22% 74
2023
Q2 		$470K Hold
900
– – 0.23% 77
2023
Q1 		$519K Sell
900
-589
-40% -$332K 0.25% 74
2022
Q4 		$820K Hold
1,489
– – 0.46% 56
2022
Q3 		$755K Buy
1,489
+300
+25% +$168K 0.48% 51
2022
Q2 		$646K Sell
1,189
-25
-2% -$13.8K 0.44% 61
2022
Q1 		$717K Buy
1,214
+561
+86% +$322K 0.67% 58
2021
Q4 		$436K Buy
653
+118
+22% +$73.7K 0.28% 67
2021
Q3 		$306K Sell
535
-252
-32% -$138K 0.23% 77
2021
Q2 		$397K Sell
787
-68
-8% -$32.1K 0.26% 60
2021
Q1 		$390K Buy
855
+50
+6% +$23.9K 0.3% 50
2020
Q4 		$375K Sell
805
-23
-3% -$10.8K 0.31% 47
2020
Q3 		$366K Buy
828
+276
+50% +$114K 0.35% 40
2020
Q2 		$200K Buy
+552
New +$185K 0.24% 58

Other funds holding TMO

Parnassus Investments
Parnassus Investments San Francisco, California $33.8B AUM 31.08% 1-Year Est. Return
Temasek Holdings
Temasek Holdings Singapore $36.7B AUM 6.83% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $174B AUM 33.96% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $118B AUM 40.52% 1-Year Est. Return
Flossbach Von Storch
Flossbach Von Storch Cologne, Germany $19.7B AUM 7.08% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $87.8B AUM 20.94% 1-Year Est. Return
Ninety One (UK)
Ninety One (UK) London, United Kingdom $45.5B AUM 15.2% 1-Year Est. Return
Loring Wolcott & Coolidge Fiduciary Advisors
Loring Wolcott & Coolidge Fiduciary Advisors Boston, Massachusetts $10.8B AUM 9.05% 1-Year Est. Return
KBC Group
KBC Group Brussels, Belgium $47.9B AUM 37.61% 1-Year Est. Return

Corundum Group's TMO Position: Q3 2026 in Review

Corundum Group opened a new position in Thermo Fisher Scientific (TMO) in Q3 2026: 812 shares worth $548K. The stake represents 0.14% of the portfolio and ranks #83 among its holdings. This is a return to the name: Corundum Group previously reported a position in TMO as recently as Q2 2025.

Corundum Group first reported a position in TMO in Q2 2020 and has held it in 22 quarters since. The position peaked at $820K in Q4 2022. 1,060 funds tracked by Wall St. Rank hold TMO as of Q3 2026.

  • Corundum Group held 812 shares of Thermo Fisher Scientific worth $548K as of Q3 2026.
  • Thermo Fisher Scientific was a new Corundum Group position in Q3 2026.
  • Thermo Fisher Scientific made up 0.14% of Corundum Group's portfolio in Q3 2026, its #83 holding.
  • Corundum Group first reported a position in Thermo Fisher Scientific in Q2 2020 and has held it in 22 quarters since.
  • Corundum Group's Thermo Fisher Scientific position peaked at $820K in Q4 2022.
  • 1,060 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q3 2026.

Based on Corundum Group's 13F filing for Q3 2026, filed 28 Oct 2026.