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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
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

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
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
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 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
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Corundum Group's TMO Position: Q3 2025 in Review

Corundum Group sold out of Thermo Fisher Scientific (TMO) in Q3 2025, closing a stake of 549 shares — an estimated $223K sold.

Corundum Group first reported a position in TMO in Q2 2020 and held it in 21 quarters. The position peaked at $820K in Q4 2022. 2,508 funds tracked by Wall St. Rank hold TMO as of Q3 2025.

  • Corundum Group reported no remaining Thermo Fisher Scientific position as of Q3 2025 after selling out during the quarter.
  • Corundum Group sold 549 Thermo Fisher Scientific shares in Q3 2025, an estimated $223K.
  • Corundum Group first reported a position in Thermo Fisher Scientific in Q2 2020 and held it in 21 quarters.
  • Corundum Group's Thermo Fisher Scientific position peaked at $820K in Q4 2022.
  • 2,508 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q3 2025.

Based on Corundum Group's 13F filing for Q3 2025, filed 24 Oct 2025.