Thermo Fisher Scientific Inc. (TMO) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

1,619,741Shares held by institutions

$777,670,049Value of institutional holdings

88.07%Institutional ownership %

-0.98%Shares Changed QoQ

2,440No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Thermo Fisher Scientific Inc. (NYSE:TMO) has 2,637 institutional investors with active 13F positions as of December 2025.

Their combined ownership stood at 107.3% of outstanding shares in December 2025, up from 92.2% in September 2025.
They increased total shares held in Thermo Fisher Scientific by 20.86% from last quarter, and the number of investors in TMO increased 2.05% annually.
Activity in TMO broke down as 1,265 buyers, 1,034 sellers, and 338 unchanged among 2,637 total holders.
Combined, these investors held 405.61Mn shares in TMO for December 2025, up by 70.0Mn shares quarter on quarter, and up 45.2Mn shares year over year.
J. Stern & Co. LLP holds the largest position in TMO at 63.02Mn shares as of December 31, 2025, or 16.67% of shares outstanding.
The biggest buyers of Thermo Fisher Scientific for the quarter ending December 2025 included J. Stern & Co. LLP (62.96Mn), NORGES BANK (5.3Mn), Auto-Owners Insurance Co (2.42Mn), T. Rowe Price Investment Management, Inc. (2.22Mn), FMR LLC (2.2Mn).
The largest sales of TMO for the quarter ending December 2025 came from Jpmorgan Chase & Co (7.93Mn), Bank Of America Corp /De/ (4.8Mn), FARALLON CAPITAL MANAGEMENT LLC (1.88Mn), CANTILLON CAPITAL MANAGEMENT LLC (860.22K), Morgan Stanley (827.64K).
Business Quant data shows the 10 biggest positions in Thermo Fisher Scientific as of December 2025 are held by J. Stern & Co. LLP (63.02Mn), VANGUARD GROUP INC (34.13Mn), BlackRock, Inc. (30.68Mn), State Street Corp (16.61Mn), Morgan Stanley (11.89Mn), Capital World Investors (11.0Mn), FMR LLC (9.79Mn), GEODE CAPITAL MANAGEMENT, LLC (8.2Mn), Jpmorgan Chase & Co (6.61Mn), Franklin Resources Inc (6.35Mn).

2,642 Institutional Holders

1,619,741 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	1,040,249	3.51%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	288,296	0.85%	$0.00
J. Stern & Co. LLP	31 Dec, 2025	62,964,437	116,112.71%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	2,570,117	758.46%	$0.00
State Street Corp	31 Dec, 2025	229,630	1.40%	$0.00
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	31 Dec, 2025	1,027,509	41.03%	$0.00
Barclays Plc	31 Dec, 2025	-2,115,778	-55.89%	$0.00
Morgan Stanley	31 Dec, 2025	-827,635	-6.51%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	818,281	102.85%	$0.00
Capital World Investors	31 Dec, 2025	718,669	6.99%	$0.00
Pictet Asset Management Holding SA	31 Dec, 2025	-428,284	-14.82%	$0.00
Danica Pension, Livsforsikringsaktieselskab	31 Dec, 2025	-143,533	-54.52%	$0.00
FMR LLC	31 Dec, 2025	2,199,538	28.96%	$0.00
Auto-Owners Insurance Co	31 Dec, 2025	2,423,706	28,922.51%	$0.00
World Investment Advisors	31 Dec, 2025	17,528	103.51%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	26,425	0.32%	$0.00
UBS Group AG	31 Dec, 2025	4,890	0.21%	$0.00
PEAK6 LLC	31 Dec, 2025	7,839	783,900.00%	$0.00
Jpmorgan Chase & Co	31 Dec, 2025	-7,934,740	-54.55%	$0.00
T. Rowe Price Investment Management, Inc.	31 Dec, 2025	2,224,970	3,822.84%	$0.00

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