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Equibles

DXCM

Dexcom Inc

Company with tickers: DXCM

CIK
1093557
CUSIP
252131107
Shares Outstanding
385,872,977
13F Activity (30d)
543 filings 526 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 958
Total Value: $23,272,932,280
Total Shares: 370,588,102
Showing 1–100 of 1,002 holdings by value · page 1 of 11

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 958 13F filers · Δ vs Dec 31, 2025
Top Holder
10.5%
Jun 2023 → Mar 2026 · range 10.5% – 15.3%
−2.5 pts
Top 5
31.5%
Jun 2023 → Mar 2026 · range 31.5% – 42.1%
−3.8 pts
Top 10
45.2%
Jun 2023 → Mar 2026 · range 44.4% – 51.5%
+0.4 pts
HHI
293
Jun 2023 → Mar 2026 · range 293 – 496
Broadly held −81

Quarterly Activity

vs Dec 31, 2025
New
147
Increased
372
Decreased
328
Sold Out
113
Unchanged
111
Holder count: +34
Institutional value: -7.3%
Shares held: -2.1%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega WELLINGTON MANAGEMENT GROUP LLP +6,252,665 9,326,240
Mega ALLIANCEBERNSTEIN L.P. +4,299,512 12,923,644
Large TORONTO DOMINION BANK +2,237,087 2,465,363
Mega AMERIPRISE FINANCIAL INC +2,112,533 4,240,784
Mega UBS Group AG +2,043,079 5,337,855

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega JENNISON ASSOCIATES LLC −4,741,847 1,048,097
Mega D. E. Shaw & Co., Inc. −4,097,136 48,432
Mega Nuveen, LLC −2,907,804 1,724,467
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP −1,767,700 1,953,806
Mid Castle Hook Partners LP −1,733,164 801,847

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 25,020,961 $1,571,316,350
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 19,219,953 $1,207,013,048
Large CIBC Bancorp USA Inc. 4,217,134 $264,836,014
Mega VANGUARD FIDUCIARY TRUST CO 2,222,559 $139,576,705
Mega Vanguard Global Advisers, LLC 842,638 $52,917,666

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 49,074,378 $3,257,066,465
Mega NORGES BANK 7,282,743 $483,355,652
Large CIBC Private Wealth Group LLC 3,128,114 $207,612,926
Mid Vestal Point Capital, LP 1,275,000 $84,621,750
Mid Alphabet Inc. 1,036,937 $68,821,508
Filter: New 147 Increased 372 Reduced 328 Sold out 113 Unchanged 111
Showing 100 of 1,002
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $2,446,962,491 10.51% 38,964,371
Mega VANGUARD CAPITAL MANAGEMENT LLC $1,571,316,350 6.75% 25,020,961
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $1,207,013,048 5.19% 19,219,953
Mega STATE STREET CORP $1,126,308,391 4.84% 17,934,847
Large BAILLIE GIFFORD & CO $979,650,168 4.21% 15,599,525
Mega ALLIANCEBERNSTEIN L.P. $811,604,843 3.49% 12,923,644
Mega GEODE CAPITAL MANAGEMENT, LLC $775,368,866 3.33% 12,346,638
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $612,059,721 2.63% 9,746,174
Mega WELLINGTON MANAGEMENT GROUP LLP $585,687,870 2.52% 9,326,240
Mega Amundi $397,684,830 1.71% 6,332,561
Mega JPMORGAN CHASE & CO $376,766,708 1.62% 5,999,470
Mega Invesco Ltd. $351,357,204 1.51% 5,594,860
Mega MORGAN STANLEY $316,640,357 1.36% 5,042,044
Mega UBS Group AG $273,177,422 1.17% 4,349,959
Mega AMERIPRISE FINANCIAL INC $266,321,232 1.14% 4,240,784
Large CIBC Bancorp USA Inc. Bank $264,836,014 1.14% 4,217,134
Mega NORTHERN TRUST CORP Bank $215,091,565 0.92% 3,425,025
Mega DEUTSCHE BANK AG\ Bank $213,063,626 0.92% 3,392,733
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $199,408,777 0.86% 3,175,299
Mega GOLDMAN SACHS GROUP INC $191,140,276 0.82% 3,043,635
Mega AMERICAN CENTURY COMPANIES INC $184,946,628 0.79% 2,945,010
Mega BANK OF AMERICA CORP /DE/ Bank $184,237,991 0.79% 2,933,726
Mega RAYMOND JAMES FINANCIAL INC $174,748,973 0.75% 2,782,627
Mega JANUS HENDERSON GROUP PLC $166,077,048 0.71% 2,644,539
Mega Legal & General Group Plc $163,867,431 0.70% 2,609,354
Mega FRANKLIN RESOURCES INC $163,747,102 0.70% 2,607,438
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $159,832,468 0.69% 2,545,103
Large BNP PARIBAS ASSET MANAGEMENT Holding S.A. $154,897,644 0.67% 2,466,523
Large TORONTO DOMINION BANK Bank $154,824,795 0.67% 2,465,363
Mega VANGUARD FIDUCIARY TRUST CO Bank $139,576,705 0.60% 2,222,559
Large Employees Provident Fund Board $137,533,821 0.59% 2,190,029
Mega AQR CAPITAL MANAGEMENT LLC $136,495,607 0.59% 2,173,497
Mega Bank of New York Mellon Corp Bank $134,589,248 0.58% 2,143,141
Mega CITADEL ADVISORS LLC $131,369,561 0.56% 2,091,872
Large SG Americas Securities, LLC Broker-Dealer $129,699,395 0.56% 2,065,277
Mega ROYAL BANK OF CANADA Bank $123,993,825 0.53% 1,974,424
Mega MASSACHUSETTS FINANCIAL SERVICES CO /MA/ $121,483,582 0.52% 1,934,452
Large BLAIR WILLIAM & CO/IL $121,039,903 0.52% 1,927,387
Mid DSM CAPITAL PARTNERS LLC $120,815,896 0.52% 1,923,820
Mega DIMENSIONAL FUND ADVISORS LP $119,040,476 0.51% 1,895,549
Large NATIONAL BANK OF CANADA /FI/ Bank $117,496,978 0.50% 1,870,971
Mega NEUBERGER BERMAN GROUP LLC $108,591,436 0.47% 1,729,163
Mega Nuveen, LLC $108,296,526 0.47% 1,724,467
Large Assenagon Asset Management S.A. $107,968,837 0.46% 1,719,249
Mega FMR LLC $105,066,659 0.45% 1,673,036
Large ADAGE CAPITAL PARTNERS GP, L.L.C. $104,650,422 0.45% 1,666,408
Mega MILLENNIUM MANAGEMENT LLC $101,874,411 0.44% 1,622,204
Mega BNP PARIBAS ARBITRAGE, SA $100,542,109 0.43% 1,600,989
Large RENAISSANCE TECHNOLOGIES LLC $99,412,148 0.43% 1,582,996
Mega PRICE T ROWE ASSOCIATES INC /MD/ $90,781,418 0.39% 1,445,564
Mega Capital World Investors $86,915,200 0.37% 1,384,000
Mega Mitsubishi UFJ Asset Management Co., Ltd. $78,226,066 0.34% 1,245,638
Mega VICTORY CAPITAL MANAGEMENT INC $76,402,794 0.33% 1,216,605
Large MACKENZIE FINANCIAL CORP $75,607,746 0.32% 1,203,945
Large DNB Asset Management AS $73,732,600 0.32% 1,174,086
Mega HSBC HOLDINGS PLC $73,258,897 0.31% 1,166,543
Large Squarepoint Ops LLC $72,498,894 0.31% 1,154,441
Mega Swiss National Bank Bank $71,880,880 0.31% 1,144,600
Mega HSBC HOLDINGS PLC $70,888,640 0.30% 1,128,800
Mega BARCLAYS PLC $70,608,173 0.30% 1,124,334
Mega TWO SIGMA INVESTMENTS, LP $70,018,734 0.30% 1,114,948
Mid Stephens Investment Management Group LLC $67,476,402 0.29% 1,074,465
Large Thrivent Financial for Lutherans $67,014,821 0.29% 1,067,115
Mega JENNISON ASSOCIATES LLC $65,820,491 0.28% 1,048,097
Large Russell Investments Group, Ltd. $61,756,255 0.27% 983,380
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $61,518,880 0.26% 979,600
Mega FIRST TRUST ADVISORS LP $60,202,089 0.26% 958,632
Mid Fisher Funds Management LTD $57,184,675 0.25% 910,584
Mega Sumitomo Mitsui Trust Group, Inc. $57,081,180 0.25% 908,936
Large BANK OF NOVA SCOTIA Bank $55,719,425 0.24% 887,252
Large CI INVESTMENTS INC. $54,797,898 0.24% 872,578
Mid Intermede Investment Partners Ltd $53,914,616 0.23% 858,513
Large DekaBank Deutsche Girozentrale Bank $53,399,153 0.23% 850,305
Mega WELLS FARGO & COMPANY/MN $53,128,672 0.23% 845,998
Mega Vanguard Global Advisers, LLC $52,917,666 0.23% 842,638
Mega CITIGROUP INC $52,380,663 0.23% 834,087
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $51,857,414 0.22% 825,755
Large Allianz Asset Management GmbH $51,464,410 0.22% 819,497
Mega ENVESTNET ASSET MANAGEMENT INC $51,214,593 0.22% 815,519
Mid Castle Hook Partners LP $50,355,991 0.22% 801,847
Mid MIZUHO MARKETS AMERICAS LLC $50,240,000 0.22% 800,000
Mega DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main Bank $50,206,401 0.22% 799,465
Large FEDERATED HERMES, INC. $49,818,045 0.21% 793,281
Mid Bellevue Group AG $49,534,504 0.21% 788,766
Mega RHUMBLINE ADVISERS $48,516,579 0.21% 772,557
Large ING GROEP NV $48,126,214 0.21% 766,341
Large Pictet Asset Management Holding SA $47,497,398 0.20% 756,328
Mega PRINCIPAL FINANCIAL GROUP INC $47,446,718 0.20% 755,521
Mega JANE STREET GROUP, LLC $46,576,812 0.20% 741,669
Mid Chicago Capital, LLC $46,322,850 0.20% 737,625
Large MACQUARIE GROUP LTD $44,151,099 0.19% 703,043
Large Korea Investment CORP $43,916,228 0.19% 699,303
Small Tri Locum Partners LP $43,844,322 0.19% 698,158
Small Parkman Healthcare Partners LLC $43,320,821 0.19% 689,822
Mega VANGUARD ASSET MANAGEMENT, Ltd $42,107,588 0.18% 670,503
Mega California Public Employees Retirement System Pension $40,025,203 0.17% 637,344
Mega National Pension Service Pension $39,912,728 0.17% 635,553
Mid PEREGRINE CAPITAL MANAGEMENT LLC $38,718,712 0.17% 616,540
Large Universal- Beteiligungs- und Servicegesellschaft mbH $38,350,138 0.16% 610,671
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $37,397,400 0.16% 595,500

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