SAN DIEGO, CA
DEXCOM INCDXCM— Latest position per institution from SEC 13F filings
15
Institutional holders
342.60M
Total shares held
22.01B
Estimated value
17.13M
Avg. position size
VANGUARD GROUP INC
CIK 102909
Shares
49.07M
Value
3.26B
Filed
Dec 31, 2025
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
39.18M
Value
581.69K
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
38.24M
Value
2.58B
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
34.52M
Value
3.91B
Filed
Jun 30, 2024
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
25.21M
Value
1.70B
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
19.66M
Value
1.32B
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
18.38M
Value
1.24B
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
15.29M
Value
1.03B
Filed
Jun 30, 2026
BAILLIE GIFFORD & CO
CIK 1088875
Shares
14.80M
Value
996.89M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
12.43M
Value
834.17M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
11.69M
Value
734.35M
Filed
Jun 30, 2026
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC
CIK 861177
Shares
11.26M
Value
758.49M
Filed
Jun 30, 2026
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
8.53M
Value
574.33M
Filed
Jun 30, 2026
NUVEEN ASSET MANAGEMENT, LLC
CIK 1521019
Shares
8.14M
Value
632.93M
Filed
Dec 31, 2024
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
6.87M
Value
462.91M
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
6.87M
Value
462.57M
Filed
Jun 30, 2026
UBS GROUP AG
CIK 1610520
Shares
6.76M
Value
455.56M
Filed
Jun 30, 2026
AMUNDI
CIK 1330387
Shares
5.60M
Value
377.40M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
5.16M
Value
347.28M
Filed
Jun 30, 2026
SANDS CAPITAL MANAGEMENT, LLC
CIK 1020066
Shares
4.93M
Value
332.02M
Filed
Sep 30, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | 102909 | 49.07M | 3.26B | Dec 31, 2025 |
| 2 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 39.18M | 581.69K | Jun 30, 2026 |
| 3 | BLACKROCK, INC. | 2012383 | 38.24M | 2.58B | Jun 30, 2026 |
| 4 | BLACKROCK FINANCE, INC. | 1364742 | 34.52M | 3.91B | Jun 30, 2024 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 25.21M | 1.70B | Jun 30, 2026 |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 19.66M | 1.32B | Jun 30, 2026 |
| 7 | STATE STREET CORP | 93751 | 18.38M | 1.24B | Jun 30, 2026 |
| 8 | INVESCO LTD. | 914208 | 15.29M | 1.03B | Jun 30, 2026 |
| 9 | BAILLIE GIFFORD & CO | 1088875 | 14.80M | 996.89M | Jun 30, 2026 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 12.43M | 834.17M | Jun 30, 2026 |
| 11 | ALLIANCEBERNSTEIN L.P. | 1109448 | 11.69M | 734.35M | Jun 30, 2026 |
| 12 | UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | 861177 | 11.26M | 758.49M | Jun 30, 2026 |
| 13 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 8.53M | 574.33M | Jun 30, 2026 |
| 14 | NUVEEN ASSET MANAGEMENT, LLC | 1521019 | 8.14M | 632.93M | Dec 31, 2024 |
| 15 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 6.87M | 462.91M | Jun 30, 2026 |
| 16 | NORGES BANK | 1374170 | 6.87M | 462.57M | Jun 30, 2026 |
| 17 | UBS GROUP AG | 1610520 | 6.76M | 455.56M | Jun 30, 2026 |
| 18 | AMUNDI | 1330387 | 5.60M | 377.40M | Jun 30, 2026 |
| 19 | MORGAN STANLEY | 895421 | 5.16M | 347.28M | Jun 30, 2026 |
| 20 | SANDS CAPITAL MANAGEMENT, LLC | 1020066 | 4.93M | 332.02M | Sep 30, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.