Costello Asset Management’s Thermo Fisher Scientific TMO Stock Holding History

Costello Asset Management’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	$327K	Buy	652 +13	+2%	+$6.24K	0.1%	92
2026 Q1	$314K	Sell	639 -386	-38%	-$209K	0.11%	82
2025 Q4	$594K	Sell	1,025 -184	-15%	-$104K	0.2%	59
2025 Q3	$586K	Buy	1,209 +25	+2%	+$11.6K	0.2%	59
2025 Q2	$480K	Sell	1,184 -100	-8%	-$41.8K	0.18%	65
2025 Q1	$639K	Buy	+1,284	New	+$695K	0.26%	51
2022 Q1	–	Sell	-50	Closed	-$33K	–	263
2021 Q4	$33K	Buy	+50	New	+$31.2K	0.02%	131

Other funds holding TMO

Parnassus Investments San Francisco, California $37.4B AUM 35.42% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return

Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return

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 Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

Lindsell Train London, United Kingdom $2.63B AUM 2.97% 1-Year Est. Return

Costello Asset Management's TMO Position: Q2 2026 in Review

Costello Asset Management increased its Thermo Fisher Scientific (TMO) stake by 2% in Q2 2026, buying an estimated $6.24K and bringing the position to 652 shares worth $327K. The position accounts for 0.1% of the portfolio, ranked #92.

Costello Asset Management first reported a position in TMO in Q4 2021 and has held it in 7 quarters since. The position peaked at $639K in Q1 2025. 1,172 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

Costello Asset Management held 652 shares of Thermo Fisher Scientific worth $327K as of Q2 2026.
Costello Asset Management bought 13 Thermo Fisher Scientific shares in Q2 2026, an estimated $6.24K.
Thermo Fisher Scientific made up 0.1% of Costello Asset Management's portfolio in Q2 2026, its #92 holding.
Costello Asset Management first reported a position in Thermo Fisher Scientific in Q4 2021 and has held it in 7 quarters since.
Costello Asset Management's Thermo Fisher Scientific position peaked at $639K in Q1 2025.
1,172 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

Based on Costello Asset Management's 13F filing for Q2 2026, filed 28 Jul 2026.