DexCom Ownership | Who Owns DexCom?

Overview Forecast RevenueFinancials Chart Transcripts

DexCom Ownership Summary

DexCom is owned by 67.69% institutional investors, 0.37% insiders, and 31.94% retail investors. Tudor investment corp et al is the largest institutional shareholder, holding 17.64% of DXCM shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.24% of its assets in DexCom shares.

DXCM Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	DexCom	67.69%	0.37%	31.94%
Sector	Healthcare Stocks	232.01%	10.74%	-142.75%
Industry	Medical Device Stocks	37.54%	10.61%	51.85%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Tudor investment corp et al	69.15M	17.64%	$63.06M
Vanguard group	49.07M	12.55%	$3.26B
Blackrock funding, inc. /de	39.85M	10.19%	$2.64B
Blackrock	34.52M	8.85%	$3.91B
State street	16.86M	4.30%	$1.13B
Baillie gifford	15.55M	3.98%	$1.03B
Geode capital management	11.01M	2.81%	$727.84M
Nuveen asset management	8.14M	2.06%	$632.93M
Ubs asset management americas	8.00M	2.05%	$530.90M
Norges bank	7.28M	1.86%	$483.36M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Iron triangle partners lp	850.00K	8.13%	$57.20M
Mig capital	605.55K	5.92%	$40.75M
Soleus capital management	1.30M	3.18%	$86.09M
Sirios capital management l p	340.17K	2.98%	$22.89M
Aquila investment management	28.00K	2.98%	$3.17M
Alphabet	1.04M	2.90%	$69.78M
Sofinnova investments	779.62K	2.87%	$52.46M
Intermede investment partners	909.31K	2.48%	$60.35M
Ellerson group inc /adv	53.40K	2.40%	$3.54M
Dsm capital partners	2.36M	2.32%	$156.31M

Top Buyers

Holder	Shares	% Assets	Change
Tudor investment corp et al	69.15M	0.11%	69.15M
Norges bank	7.28M	0.05%	7.28M
Groupama asset managment	4.02M	0.09%	4.01M
Millennium management	3.08M	0.12%	2.73M
Holocene advisors, lp	2.44M	0.37%	2.44M

Top Sellers

Holder	Shares	% Assets	Change
Sands capital management	-	-	-4.93M
Massachusetts financial services co /ma/	793.43K	0.02%	-4.82M
Jennison associates	5.79M	0.23%	-4.30M
Artisan partners limited partnership	-	-	-2.52M
Capital research global investors	-	-	-2.37M

New Positions

Holder	Shares	% Assets	Change	Value
Tudor investment corp et al	69.15M	0.11%	69.15M	$63.06M
Norges bank	7.28M	0.05%	7.28M	$483.36M
Axa investment managers	1.67M	0.30%	1.67M	$112.20M
Soleus capital management	1.30M	3.18%	1.30M	$86.09M
Intermede investment partners	909.31K	2.48%	909.31K	$60.35M

Sold Out

Holder	Change
Koesten, hirschmann & crabtree	-1.00
Kozak & associates	-1.00
Ruedi wealth management	-1.00
Mendota financial group	-1.00
Redwood wealth management group	-2.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	684	-29.70%	264,734,378	-27.79%	67	0.77%	334	-24.43%	234	-32.76%
Sep 30, 2025	932	-5.48%	429,193,998	21.20%	109	1.34%	423	-8.24%	330	-2.08%
Jun 30, 2025	974	-1.02%	366,590,820	2.86%	93	1.13%	453	-6.41%	336	11.63%
Mar 31, 2025	972	-2.99%	356,341,011	0.06%	91	1.12%	474	-7.60%	299	-9.94%
Dec 31, 2024	967	2.65%	354,943,145	-0.09%	90	1.11%	494	16.51%	320	-9.09%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	12.72M	3.24%	139.08K
Vanguard Total Stock Mkt Idx Inv	12.29M	3.19%	26.59K
Vanguard Institutional 500 Index Trust	11.11M	2.83%	76.09K
Vanguard 500 Index Investor	9.93M	2.58%	62.16K
Vanguard Mid Cap Index Institutional	8.45M	2.19%	-44.08K
Invesco QQQ Trust	8.34M	2.17%	-18.47K
VA CollegeAmerica Amcap 529A	6.37M	1.63%	336.08K
American Funds Growth Fund of Amer A	6.52M	1.63%	512.96K
Capital Group Growth Fnd of Amer Comp	6.52M	1.63%	512.96K
American Funds AMCAP A	5.79M	1.48%	-576.37K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Feb 12, 2026	Heller Bridgette P	-	Sell	$68.83K
Nov 14, 2025	Collins Richard Alexander	-	Sell	$171.60K
Nov 12, 2025	Heller Bridgette P	-	Sell	$58.77K
Nov 10, 2025	Leach Jacob Steven	President & COO	Buy	$863.14K
Nov 10, 2025	Leach Jacob Steven	President & COO	Buy	$138.56K

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	1
2025 Q4	2	3
2025 Q3	-	10
2025 Q2	-	7
2025 Q1	-	14

DXCM Ownership FAQ

Who Owns DexCom?

DexCom shareholders are primarily institutional investors at 67.69%, followed by 0.37% insiders and 31.94% retail investors. The average institutional ownership in DexCom's industry, Medical Device Stocks, is 37.54%, which DexCom exceeds.

Who owns the most shares of DexCom?

DexCom’s largest shareholders are Tudor investment corp et al (69.15M shares, 17.64%), Vanguard group (49.07M shares, 12.55%), and Blackrock funding, inc. /de (39.85M shares, 10.19%). Together, they hold 40.37% of DexCom’s total shares outstanding.

Does Blackrock own DexCom?

Yes, BlackRock owns 8.85% of DexCom, totaling 34.52M shares as of Jun 2024. This represents 0.09% of BlackRock's total assets, with a market value of 3.91B$. In the last quarter, BlackRock increased its holdings by 596.71K shares, a 1.76% change.

Who is DexCom’s biggest shareholder by percentage of total assets invested?

Iron triangle partners lp is DexCom’s biggest shareholder by percentage of total assets invested, with 8.13% of its assets in 850K DexCom shares, valued at 57.2M$.

Who is the top mutual fund holder of DexCom shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of DexCom shares, with 3.24% of its total shares outstanding invested in 12.72M DexCom shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis

Discover trending investment themes
Find your next best investment
Research stocks using tools