Thermo Fisher Scientific Inc. (TMO) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

399,680,000Shares Outstanding

2,600,963Shares held by institutions

$1,609,631,962Value of institutional holdings

87.21%Institutional ownership %

-2.35%Shares Changed QoQ

2,009No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Thermo Fisher Scientific Inc. (NYSE:TMO) is held by 117 institutional firms.

Institutional ownership in Thermo Fisher Scientific edged down to 0.4% in December 2025, compared to 87.7% in September 2025.
In percentage terms, this reflects as a holdings change of -21.78% quarter on quarter, and a decrease of 95.47% year over year.
Of these 117 institutional investors, 50 increased their holdings in Thermo Fisher Scientific, while 51 of them reduced positions, and 16 investors maintained their exposure.
The total number of shares held by institutions in Thermo Fisher Scientific decreased to 1.62Mn as of December 2025, a net change of down by 452.21K shares quarter on quarter, and down 336.33Mn shares year over year.
With 264.53K shares, Sarasin & Partners LLP commands the largest institutional position in Thermo Fisher Scientific as of December 31, 2025, equating to 0.07% of the company.
Among the most significant buyers of Thermo Fisher Scientific during December 2025 were SG Americas Securities, LLC (112.11K), CONGRESS ASSET MANAGEMENT CO (59.09K), Union Bancaire Privee, UBP SA (38.60K), ARGENT CAPITAL MANAGEMENT LLC (16.44K), CONFLUENCE INVESTMENT MANAGEMENT LLC (11.84K).
Leading sellers of Thermo Fisher Scientific stock in December 2025 included Assenagon Asset Management S.A. (604.60K), NORDEA INVESTMENT MANAGEMENT AB (86.52K), Sarasin & Partners LLP (3.88K), COMMUNITY TRUST & INVESTMENT CO (3.54K), Capital Asset Advisory Services LLC (1.29K).
The top 10 institutional holders of Thermo Fisher Scientific for the quarter ending December 2025 included Sarasin & Partners LLP (264.53K), CONGRESS ASSET MANAGEMENT CO (208.98K), SG Americas Securities, LLC (133.72K), Covea Finance (96.52K), CONFLUENCE INVESTMENT MANAGEMENT LLC (95.06K), NORDEA INVESTMENT MANAGEMENT AB (90.54K), GuoLine Advisory Pte Ltd (78.80K), NEVILLE RODIE & SHAW INC (56.89K), MassMutual Private Wealth & Trust, FSB (53.57K), Union Bancaire Privee, UBP SA (53.09K).

2,474 Institutional Holders

2,600,963 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	30 Sep, 2025	33,845,406	56,242	0.17%	$16,415,698,819.00
BlackRock, Inc.	30 Sep, 2025	29,637,636	2,307,628	8.44%	$14,374,846,065.00
STATE STREET CORP	30 Sep, 2025	16,384,131	-96,834	-0.59%	$7,953,600,932.00
MORGAN STANLEY	30 Sep, 2025	12,721,912	-155,683	-1.21%	$6,170,383,551.00
Capital World Investors	30 Sep, 2025	10,285,145	706,572	7.38%	$4,988,131,932.00
GEODE CAPITAL MANAGEMENT, LLC	30 Sep, 2025	8,170,052	55,265	0.68%	$3,943,731,380.00
FMR LLC	30 Sep, 2025	7,593,809	3,602,808	90.27%	$3,683,149,244.00
JPMORGAN CHASE & CO	30 Sep, 2025	7,273,309	-1,880,759	-20.55%	$3,527,710,622.00
PRICE T ROWE ASSOCIATES INC /MD/	30 Sep, 2025	6,470,481	911,822	16.40%	$3,138,314.00
FRANKLIN RESOURCES INC	30 Sep, 2025	5,925,671	1,028,125	20.99%	$2,874,068,948.00
BANK OF AMERICA CORP /DE/	30 Sep, 2025	5,370,699	1,445,375	36.82%	$2,604,896,482.00
Bank of New York Mellon Corp	30 Sep, 2025	3,571,857	1,262,967	54.70%	$1,732,422,358.00
NORTHERN TRUST CORP	30 Sep, 2025	3,521,705	-84,636	-2.35%	$1,708,097,359.00
Capital Research Global Investors	30 Sep, 2025	3,162,662	-2,270,997	-41.79%	$1,533,710,519.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	30 Sep, 2025	2,936,998	594,218	25.36%	$1,424,502,771.00
Pictet Asset Management Holding SA	30 Sep, 2025	2,890,440	42,003	1.47%	$1,401,038,432.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	30 Sep, 2025	2,854,448	-146,114	-4.87%	$1,384,464,598.00
ROYAL BANK OF CANADA	30 Sep, 2025	2,722,729	-593,425	-17.89%	$1,320,577,000.00
Fisher Asset Management, LLC	30 Sep, 2025	2,721,101	31,298	1.16%	$1,319,789,028.00
WELLINGTON MANAGEMENT GROUP LLP	30 Sep, 2025	2,699,460	1,270,191	88.87%	$1,309,292,089.00

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Thermo Fisher Scientific Inc. (TMO) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

2,474 Institutional Holders

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