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Great Diamond Partners’s Thermo Fisher Scientific TMO Stock Holding History

Great Diamond Partners’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
Q2 		$385K Sell
768
-111
-13% -$53.3K 0.07% 191
2026
Q1 		$432K Sell
879
-59
-6% -$32K 0.08% 170
2025
Q4 		$544K Sell
938
-41
-4% -$23.2K 0.1% 154
2025
Q3 		$475K Buy
979
+51
+5% +$23.7K 0.09% 157
2025
Q2 		$376K Sell
928
-122
-12% -$51K 0.08% 166
2025
Q1 		$522K Sell
1,050
-63
-6% -$34.1K 0.14% 114
2024
Q4 		$579K Sell
1,113
-91
-8% -$50K 0.15% 108
2024
Q3 		$745K Sell
1,204
-420
-26% -$249K 0.19% 99
2024
Q2 		$898K Buy
1,624
+24
+2% +$13.7K 0.21% 98
2024
Q1 		$930K Buy
1,600
+25
+2% +$14K 0.21% 100
2023
Q4 		$836K Buy
1,575
+164
+12% +$79.4K 0.21% 100
2023
Q3 		$714K Buy
1,411
+411
+41% +$219K 0.19% 107
2023
Q2 		$522K Sell
1,000
-4
-0.4% -$2.16K 0.14% 128
2023
Q1 		$579K Sell
1,004
-6
-0.6% -$3.38K 0.17% 119
2022
Q4 		$556K Sell
1,010
-14
-1% -$7.42K 0.17% 112
2022
Q3 		$519K Sell
1,024
-9
-0.9% -$5.04K 0.18% 112
2022
Q2 		$561K Buy
1,033
+27
+3% +$14.9K 0.19% 105
2022
Q1 		$594K Buy
1,006
+7
+0.7% +$4.02K 0.17% 110
2021
Q4 		$666K Buy
999
+77
+8% +$48.1K 0.17% 110
2021
Q3 		$526K Buy
+922
New +$506K 0.14% 117
2021
Q2 		– Sell
-513
Closed -$234K – 202
2021
Q1 		$234K Buy
513
+5
+1% +$2.39K 0.07% 176
2020
Q4 		$236K Buy
508
+14
+3% +$6.56K 0.08% 162
2020
Q3 		$218K Buy
+494
New +$204K 0.08% 152
2020
Q1 		– Sell
-570
Closed -$185K – 550
2019
Q4 		$185K Buy
+570
New +$173K 0.07% 157

Other funds holding TMO

Parnassus Investments
Parnassus Investments San Francisco, California $37.4B AUM 35.42% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
RG
Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return
Ninety One (UK)
Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
ECSS
Eurizon Capital SGR SpA Milan $37.3B AUM
Handelsbanken Fonder
Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return
LT
Lindsell Train London, United Kingdom $2.63B AUM 2.97% 1-Year Est. Return

Great Diamond Partners's TMO Position: Q2 2026 in Review

Great Diamond Partners reduced its Thermo Fisher Scientific (TMO) stake by 13% in Q2 2026, selling an estimated $53.3K and leaving 768 shares worth $385K. The position accounts for 0.07% of the portfolio, ranked #191.

Great Diamond Partners first reported a position in TMO in Q4 2019 and has held it in 24 quarters since. The position peaked at $930K in Q1 2024. 1,172 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

  • Great Diamond Partners held 768 shares of Thermo Fisher Scientific worth $385K as of Q2 2026.
  • Great Diamond Partners sold 111 Thermo Fisher Scientific shares in Q2 2026, an estimated $53.3K.
  • Thermo Fisher Scientific made up 0.07% of Great Diamond Partners's portfolio in Q2 2026, its #191 holding.
  • Great Diamond Partners first reported a position in Thermo Fisher Scientific in Q4 2019 and has held it in 24 quarters since.
  • Great Diamond Partners's Thermo Fisher Scientific position peaked at $930K in Q1 2024.
  • 1,172 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

Based on Great Diamond Partners's 13F filing for Q2 2026, filed 17 Jul 2026.