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

Balyasny 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 Q1	$5.65M	Buy	11,500 +5,500	+92%	+$2.98M	0.01%	1321
2025 Q4	$3.48M	Sell	6,000 -2,400	-29%	-$1.36M	﹤0.01%	1585
2025 Q3	$4.07M	Sell	8,400 -23,700	-74%	-$11M	0.01%	1461
2025 Q2	$13M	Sell	32,100 -5,700	-15%	-$2.38M	0.02%	843
2025 Q1	$18.8M	Buy	37,800 +32,900	+671%	+$17.8M	0.03%	625
2024 Q4	$2.55M	Buy	4,900 +500	+11%	+$275K	﹤0.01%	1584
2024 Q3	$2.72M	Buy	4,400 +2,300	+110%	+$1.36M	﹤0.01%	1548
2024 Q2	$1.16M	Buy	+2,100	New	+$1.2M	﹤0.01%	1730
2024 Q1	–	Sell	-3,100	Closed	-$1.65M	–	3120
2023 Q4	$1.65M	Buy	3,100 +1,800	+138%	+$871K	﹤0.01%	1512
2023 Q3	$658K	Buy	+1,300	New	+$693K	﹤0.01%	1674
2021 Q3	–	Sell	-1,500	Closed	-$757K	–	2425
2021 Q2	$757K	Buy	+1,500	New	+$708K	﹤0.01%	1414

Other funds holding TMO

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Balyasny Asset Management's TMO Position: Q1 2026 in Review

Balyasny Asset Management increased its Thermo Fisher Scientific (TMO) stake by 6,432% in Q1 2026, buying an estimated $297M and bringing the position to 555,473 shares worth $273M. The position accounts for 0.35% of the portfolio, ranked #39.

Balyasny Asset Management first reported a position in TMO in Q2 2013 and has held it in 37 quarters since. 2,590 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

Balyasny Asset Management held 555,473 shares of Thermo Fisher Scientific worth $273M as of Q1 2026.
Balyasny Asset Management bought 546,969 Thermo Fisher Scientific shares in Q1 2026, an estimated $297M.
Thermo Fisher Scientific made up 0.35% of Balyasny Asset Management's portfolio in Q1 2026, its #39 holding.
Balyasny Asset Management first reported a position in Thermo Fisher Scientific in Q2 2013 and has held it in 37 quarters since.
2,590 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Balyasny Asset Management's 13F filing for Q1 2026, filed 15 May 2026.