Boit C.F. David’s Thermo Fisher Scientific TMO Stock Holding History

Boit C.F. David’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	$1.33M	Hold	2,715	–	–	0.59%	40
2025 Q4	$1.68M	Hold	2,715	–	–	0.73%	31
2025 Q3	$1.32M	Hold	2,715	–	–	0.6%	36
2025 Q2	$1.1M	Buy	2,715 +500	+23%	+$209K	0.53%	39
2025 Q1	$1.1M	Hold	2,215	–	–	0.55%	39
2024 Q4	$1.15M	Hold	2,215	–	–	0.47%	39
2024 Q3	$1.36M	Hold	2,215	–	–	0.67%	37
2024 Q2	$1.22M	Hold	2,215	–	–	0.64%	40
2024 Q1	$1.27M	Hold	2,215	–	–	0.7%	36
2023 Q4	$1.17M	Buy	2,215 +715	+48%	+$346K	0.66%	38
2023 Q3	$744K	Buy	1,500 +200	+15%	+$107K	0.51%	39
2023 Q2	$678K	Hold	1,300	–	–	0.45%	39
2023 Q1	$754K	Buy	1,300 +300	+30%	+$169K	0.51%	38
2022 Q4	$551K	Hold	1,000	–	–	0.39%	45
2022 Q3	$507K	Buy	+1,000	New	+$560K	0.41%	45
2022 Q1	$544K	Sell	500 -315	-39%	-$181K	0.36%	51
2021 Q4	$544K	Hold	815	–	–	0.35%	49
2021 Q3	$467K	Buy	815 +600	+279%	+$329K	0.32%	53
2021 Q2	$108K	Buy	+215	New	+$101K	0.08%	73

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

Boit C.F. David's TMO Position: Q1 2026 in Review

Boit C.F. David held its Thermo Fisher Scientific (TMO) position steady in Q1 2026 at 2,715 shares worth $1.33M. The position accounts for 0.59% of the portfolio, ranked #40.

Boit C.F. David first reported a position in TMO in Q2 2021 and has held it in 19 quarters since. The position peaked at $1.68M in Q4 2025. 2,587 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

Boit C.F. David held 2,715 shares of Thermo Fisher Scientific worth $1.33M as of Q1 2026.
Boit C.F. David left its Thermo Fisher Scientific share count unchanged in Q1 2026.
Thermo Fisher Scientific made up 0.59% of Boit C.F. David's portfolio in Q1 2026, its #40 holding.
Boit C.F. David first reported a position in Thermo Fisher Scientific in Q2 2021 and has held it in 19 quarters since.
Boit C.F. David's Thermo Fisher Scientific position peaked at $1.68M in Q4 2025.
2,587 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Boit C.F. David's 13F filing for Q1 2026, filed 9 Apr 2026.