Dexcom Inc (DXCM) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

400,143,541Shares Outstanding

4,711,760Shares held by institutions

$331,849,257Value of institutional holdings

88.53%Institutional ownership %

-11.78%Shares Changed QoQ

869No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Dexcom Inc (NASDAQ:DXCM) is held by 869 institutional firms.

These investors collectively held 88.5% of the company's total shares outstanding in December 2025, down from 109.8% in September 2025.
On a quarter-over-quarter basis, institutional holdings shifted by -11.78%, with a year-over-year a decrease of 7.55% in the count of filers.
Of these 869 institutional investors, 480 increased their holdings in Dexcom, while 295 of them reduced positions, and 94 investors maintained their exposure.
Collectively, institutional investors decreased their stake in Dexcom to 354.25Mn shares as of December 2025, a change that is down by 47.31Mn shares quarter on quarter and down 6.01Mn shares year over year.
VANGUARD GROUP INC's holding of 49.07Mn shares as of December 31, 2025 makes it the primary institutional investor in Dexcom, owning 12.26% of the stock.
Among the most significant buyers of Dexcom during December 2025 were ALLIANCEBERNSTEIN L.P. (8.20Mn), NORGES BANK (7.28Mn), WELLINGTON MANAGEMENT GROUP LLP (2.99Mn), AQR CAPITAL MANAGEMENT LLC (2.66Mn), D. E. Shaw & Co., Inc. (1.74Mn).
Leading sellers of Dexcom stock in December 2025 included TUDOR INVESTMENT CORP ET AL (69.13Mn), CITADEL ADVISORS LLC (6.69Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (4.82Mn), JENNISON ASSOCIATES LLC (4.30Mn), FEDERATED HERMES, INC. (2.27Mn).
The top 10 institutional holders of Dexcom for the quarter ending December 2025 included VANGUARD GROUP INC (49.07Mn), BlackRock, Inc. (39.85Mn), STATE STREET CORP (18.09Mn), BAILLIE GIFFORD & CO (15.55Mn), GEODE CAPITAL MANAGEMENT, LLC (11.01Mn), ALLIANCEBERNSTEIN L.P. (8.62Mn), UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC (8.00Mn), NORGES BANK (7.28Mn), JPMORGAN CHASE & CO (6.22Mn), JENNISON ASSOCIATES LLC (5.79Mn).

869 Institutional Holders

4,711,760 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	49,074,378	-381,665	-0.77%	$3,257,066,468.00
BlackRock, Inc.	31 Dec, 2025	39,848,377	1,026,534	2.64%	$2,644,736,811.00
STATE STREET CORP	31 Dec, 2025	18,093,554	1,238,441	7.35%	$1,200,869,179.00
BAILLIE GIFFORD & CO	31 Dec, 2025	15,552,587	-329,581	-2.08%	$1,032,225,198.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	11,006,183	42,411	0.39%	$727,841,809.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	8,624,132	8,204,553	1,955.43%	$572,383,641.00
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	31 Dec, 2025	7,999,057	516,526	6.90%	$530,897,413.00
NORGES BANK	31 Dec, 2025	7,282,743	7,282,743	0.00%	$483,355,653.00
JPMORGAN CHASE & CO	31 Dec, 2025	6,216,401	2,644	0.04%	$412,582,596.00
JENNISON ASSOCIATES LLC	31 Dec, 2025	5,789,944	-4,300,430	-42.62%	$384,278,588.00
MORGAN STANLEY	31 Dec, 2025	5,072,646	719,838	16.54%	$336,671,733.00
Amundi	31 Dec, 2025	4,917,921	-101,554	-2.02%	$326,402,417.00
Nuveen, LLC	31 Dec, 2025	4,632,271	-1,711,205	-26.98%	$307,443,825.00
DEUTSCHE BANK AG\	31 Dec, 2025	4,329,213	1,479,952	51.94%	$287,329,869.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	3,938,568	1,735,081	78.74%	$261,402,758.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	3,813,212	-513,810	-11.87%	$253,082,872.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	3,767,212	992,912	35.79%	$250,029,888.00
NORTHERN TRUST CORP	31 Dec, 2025	3,376,321	-345,223	-9.28%	$224,086,425.00
UBS Group AG	31 Dec, 2025	3,294,776	338,654	11.46%	$218,674,285.00
CIBC Private Wealth Group LLC	31 Dec, 2025	3,128,114	220,313	7.58%	$207,612,942.00

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