CARDEROCK CAPITAL MANAGEMENT INC

Position in TMO — Thermo Fisher Scientific Inc.

CIK 1168889 CHEVY CHASE, MD

Position in TMO

as of Jun 30, 2026 · filed Jul 7, 2026 Compact

Position Value

$10,458,369

+$4,018 QoQ

Shares Held

20,860

-1.9% QoQ

Ownership

0.006%

of shares outstanding

% of Portfolio

2.32%

of 13F equity value

Holder Rank

#636

of 2,606 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Healthcare · as of Jun 30, 2026

CARDEROCK CAPITAL MANAGEMENT INC holds $22,203,827 across 4 Diagnostics & Research names. TMO ranks #1 (47.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TMO	Thermo Fisher Scientific Inc. This page	20,860	$10,458,369
2	IDXX	Idexx Laboratories Inc /De	16,627	$8,753,117
3	WAT	Waters Corp /De/	7,417	$2,781,671
4	DHR	Danaher Corp /De/	1,106	$210,670

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$10,458,369	20,860	-1.9%	Shares	Sole	2026-07-07
2026-03-31	$10,454,351	21,269	+1.2%	Shares	Sole	2026-04-10
2025-12-31	$12,178,300	21,017	+36.9%	Shares	Sole	2026-01-09
2025-09-30	$7,447,482	15,355	+10.0%	Shares	Sole	2025-10-17
2025-06-30	$5,659,816	13,959	+2.7%	Shares	Sole	2025-07-10
2025-03-31	$6,764,374	13,594	+10.2%	Shares	Sole	2025-05-27
2024-12-31	$6,415,476	12,332	-2.4%	Shares	Sole	2025-01-15
2024-09-30	$7,818,724	12,640	+6.3%	Shares	Sole	2024-10-16
2024-06-30	$6,572,958	11,886	+3.2%	Shares	Sole	2024-07-22
2024-03-31	$6,693,795	11,517	-9.4%	Shares	Sole	2024-04-23
2023-12-31	$6,747,933	12,713	+2.6%	Shares	Sole	2024-01-23
2023-09-30	$6,273,470	12,394	-7.0%	Shares	Sole	2023-10-23
2023-06-30	$6,953,884	13,328	-9.2%	Shares	Sole	2023-07-25
2023-03-31	$8,462,840	14,683	-12.0%	Shares	Sole	2023-04-19
2022-12-31	$9,186,610	16,682	-0.5%	Shares	Sole	2023-01-20
2022-09-30	$8,501,011	16,761	-4.0%	Shares	Sole	2022-11-04
2022-06-30	$9,488,928	17,466	-6.7%	Shares	Sole	2022-07-21
2022-03-31	$11,053,424	18,714	-3.3%	Shares	Sole	2022-04-28
2021-12-31	$12,913,762	19,354	+4.7%	Shares	Sole	2022-01-31
2021-09-30	$10,558,178	18,480	-0.1%	Shares	Sole	2021-10-29
2021-06-30	$9,329,668	18,494	+0.3%	Shares	Sole	2021-07-30
2021-03-31	$8,412,908	18,434	-22.5%	Shares	Sole	2021-05-07
2020-12-31	$11,082,769	23,794	+0.2%	Shares	Sole	2021-02-05
2020-09-30	$10,480,360	23,737	-3.0%	Shares	Sole	2020-10-27
2020-06-30	$8,866,097	24,469	-3.2%	Shares	Sole	2020-08-04
2020-03-31	$7,170,826	25,285	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.