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Chicago Capital’s Thermo Fisher Scientific TMO Stock Holding History

Chicago Capital’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 		$10.3M Sell
20,642
-12,015
-37% -$5.77M 0.25% 59
2026
Q1 		$16.1M Sell
32,657
-3,037
-9% -$1.65M 0.43% 47
2025
Q4 		$20.7M Sell
35,694
-68
-0.2% -$38.5K 0.51% 48
2025
Q3 		$17.3M Sell
35,762
-1,774
-5% -$826K 0.43% 48
2025
Q2 		$15.2M Sell
37,536
-399
-1% -$167K 0.38% 53
2025
Q1 		$18.9M Sell
37,935
-1,634
-4% -$885K 0.53% 43
2024
Q4 		$20.6M Sell
39,569
-1,048
-3% -$576K 0.55% 44
2024
Q3 		$25.1M Buy
40,617
+1,878
+5% +$1.11M 0.7% 39
2024
Q2 		$21.4M Sell
38,739
-13,008
-25% -$7.45M 0.64% 43
2024
Q1 		$30.1M Buy
51,747
+23,718
+85% +$13.3M 0.92% 37
2023
Q4 		$14.9M Sell
28,029
-53,351
-66% -$25.8M 0.54% 43
2023
Q3 		$41.2M Sell
81,380
-4
-0% -$2.13K 1.93% 22
2023
Q2 		$42.5M Buy
81,384
+79,766
+4,930% +$43M 1.91% 24
2023
Q1 		$933K Buy
1,618
+12
+0.7% +$6.76K 0.05% 109
2022
Q4 		$884K Sell
1,606
-34
-2% -$18K 0.05% 112
2022
Q3 		$832K Buy
1,640
+6
+0.4% +$3.36K 0.05% 117
2022
Q2 		$888K Sell
1,634
-15
-0.9% -$8.26K 0.05% 119
2022
Q1 		$974K Sell
1,649
-224
-12% -$129K 0.04% 121
2021
Q4 		$1.25M Sell
1,873
-141
-7% -$88K 0.05% 113
2021
Q3 		$1.15M Buy
2,014
+116
+6% +$63.7K 0.04% 112
2021
Q2 		$957K Buy
1,898
+103
+6% +$48.6K 0.04% 115
2021
Q1 		$819K Buy
1,795
+252
+16% +$120K 0.03% 122
2020
Q4 		$719K Buy
1,543
+676
+78% +$317K 0.03% 133
2020
Q3 		$383K Buy
867
+84
+11% +$34.7K 0.02% 176
2020
Q2 		$284K Buy
+783
New +$262K 0.02% 188
2018
Q3 		– Sell
-2,042
Closed -$423K – 235
2018
Q2 		$423K Buy
+2,042
New +$433K 0.03% 163

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

Chicago Capital's TMO Position: Q2 2026 in Review

Chicago Capital reduced its Thermo Fisher Scientific (TMO) stake by 37% in Q2 2026, selling an estimated $5.77M and leaving 20,642 shares worth $10.3M. The position accounts for 0.25% of the portfolio, ranked #59.

Chicago Capital first reported a position in TMO in Q2 2018 and has held it in 26 quarters since. The position peaked at $42.5M in Q2 2023. 1,161 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

  • Chicago Capital held 20,642 shares of Thermo Fisher Scientific worth $10.3M as of Q2 2026.
  • Chicago Capital sold 12,015 Thermo Fisher Scientific shares in Q2 2026, an estimated $5.77M.
  • Thermo Fisher Scientific made up 0.25% of Chicago Capital's portfolio in Q2 2026, its #59 holding.
  • Chicago Capital first reported a position in Thermo Fisher Scientific in Q2 2018 and has held it in 26 quarters since.
  • Chicago Capital's Thermo Fisher Scientific position peaked at $42.5M in Q2 2023.
  • 1,161 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

Based on Chicago Capital's 13F filing for Q2 2026, filed 28 Jul 2026.