Prospect Hill Management’s Thermo Fisher Scientific TMO Stock Holding History

Prospect Hill 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	$1.5M	Hold	3,000	–	–	0.58%	11
2026 Q1	$1.47M	Hold	3,000	–	–	0.66%	11
2025 Q4	$1.74M	Sell	3,000 -250	-8%	-$141K	0.7%	11
2025 Q3	$1.58M	Hold	3,250	–	–	0.67%	11
2025 Q2	$1.32M	Hold	3,250	–	–	0.68%	12
2025 Q1	$1.62M	Hold	3,250	–	–	0.84%	11
2024 Q4	$1.69M	Hold	3,250	–	–	0.74%	11
2024 Q3	$2.01M	Sell	3,250 -150	-4%	-$88.8K	1.01%	11
2024 Q2	$1.88M	Hold	3,400	–	–	1.03%	11
2024 Q1	$1.98M	Hold	3,400	–	–	1.27%	11
2023 Q4	$1.8M	Sell	3,400 -300	-8%	-$145K	1.08%	10
2023 Q3	$1.87M	Hold	3,700	–	–	1.24%	10
2023 Q2	$1.93M	Hold	3,700	–	–	1.17%	10
2023 Q1	$2.13M	Buy	3,700 +150	+4%	+$84.5K	1.52%	10
2022 Q4	$1.95M	Hold	3,550	–	–	1.75%	9
2022 Q3	$1.8M	Hold	3,550	–	–	1.4%	9
2022 Q2	$1.93M	Sell	3,550 -100	-3%	-$55K	1.53%	9
2022 Q1	$2.16M	Buy	3,650 +350	+11%	+$201K	1.27%	9
2021 Q4	$2.2M	Hold	3,300	–	–	1.27%	10
2021 Q3	$1.89M	Hold	3,300	–	–	1.3%	10
2021 Q2	$1.67M	Hold	3,300	–	–	1.2%	10
2021 Q1	$1.51M	Sell	3,300 -575	-15%	-$274K	1.19%	11
2020 Q4	$1.8M	Buy	+3,875	New	+$1.82M	1.36%	11

Other funds holding TMO

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Prospect Hill Management's TMO Position: Q2 2026 in Review

Prospect Hill Management held its Thermo Fisher Scientific (TMO) position steady in Q2 2026 at 3,000 shares worth $1.5M. The position accounts for 0.58% of the portfolio, ranked #11.

Prospect Hill Management first reported a position in TMO in Q4 2020 and has held it in 23 quarters since. The position peaked at $2.2M in Q4 2021. 2,606 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

Prospect Hill Management held 3,000 shares of Thermo Fisher Scientific worth $1.5M as of Q2 2026.
Prospect Hill Management left its Thermo Fisher Scientific share count unchanged in Q2 2026.
Thermo Fisher Scientific made up 0.58% of Prospect Hill Management's portfolio in Q2 2026, its #11 holding.
Prospect Hill Management first reported a position in Thermo Fisher Scientific in Q4 2020 and has held it in 23 quarters since.
Prospect Hill Management's Thermo Fisher Scientific position peaked at $2.2M in Q4 2021.
2,606 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

Based on Prospect Hill Management's 13F filing for Q2 2026, filed 6 Aug 2026.