Cubist Systematic Strategies’s Thermo Fisher Scientific TMO Stock Holding History

Cubist Systematic Strategies’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	$16.1M	Sell	33,100 -17,800	-35%	-$8.29M	0.08%	360
2025 Q2	$20.6M	Buy	50,900 +39,000	+328%	+$16.3M	0.09%	285
2025 Q1	$5.92M	Sell	11,900 -6,000	-34%	-$3.25M	0.04%	779
2024 Q4	$9.31M	Buy	17,900 +13,900	+348%	+$7.64M	0.06%	505
2024 Q3	$2.47M	Hold	4,000	–	–	0.02%	1301
2024 Q2	$2.21M	Sell	4,000 -10,500	-72%	-$6.02M	0.02%	1261
2024 Q1	$8.43M	Sell	14,500 -4,000	-22%	-$2.24M	0.05%	631
2023 Q4	$9.82M	Buy	18,500 +9,400	+103%	+$4.55M	0.06%	464
2023 Q3	$4.61M	Sell	9,100 -3,800	-29%	-$2.02M	0.03%	803
2023 Q2	$6.73M	Buy	12,900 +2,700	+26%	+$1.46M	0.04%	665
2023 Q1	$5.88M	Buy	10,200 +4,000	+65%	+$2.25M	0.04%	812
2022 Q4	$3.41M	Buy	6,200 +4,900	+377%	+$2.6M	0.02%	1366
2022 Q3	$659K	Buy	1,300 +200	+18%	+$112K	﹤0.01%	2952
2022 Q2	$598K	Buy	+1,100	New	+$605K	﹤0.01%	2914

Other funds holding TMO

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

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

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

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 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

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

Cubist Systematic Strategies's TMO Position: Q3 2025 in Review

Cubist Systematic Strategies reduced its Thermo Fisher Scientific (TMO) stake by 79% in Q3 2025, selling an estimated $46.5M and leaving 26,469 shares worth $12.8M. The position accounts for 0.06% of the portfolio, ranked #442.

Cubist Systematic Strategies first reported a position in TMO in Q2 2014 and has held it in 43 quarters since. The position peaked at $53.7M in Q2 2024. 2,508 funds tracked by Wall St. Rank hold TMO as of Q3 2025.

Cubist Systematic Strategies held 26,469 shares of Thermo Fisher Scientific worth $12.8M as of Q3 2025.
Cubist Systematic Strategies sold 99,812 Thermo Fisher Scientific shares in Q3 2025, an estimated $46.5M.
Thermo Fisher Scientific made up 0.06% of Cubist Systematic Strategies's portfolio in Q3 2025, its #442 holding.
Cubist Systematic Strategies first reported a position in Thermo Fisher Scientific in Q2 2014 and has held it in 43 quarters since.
Cubist Systematic Strategies's Thermo Fisher Scientific position peaked at $53.7M in Q2 2024.
2,508 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.