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MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in DXCM — Dexcom Inc

CIK 912938 Boston, MA

Position in DXCM

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$239,807,820
+$118,324,238 QoQ
Shares Held
3,560,621
+84.1% QoQ
Ownership
0.944%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#20
of 966 holders
Holding Since
Mar 2020
14 quarters on record
Voting authority Sole 74% Shared 18% None 8%

Common Shares in DXCM Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Jun 30, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $5,155,670,910 across 15 Medical Devices names. DXCM ranks #5 (4.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 DXCM
Dexcom Inc
This page
3,560,621 $239,807,820

All Filings in DXCM

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14 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $239,807,820 3,560,621
2026-03-31 $121,483,582 1,934,452
2025-12-31 $52,659,748 793,427
2025-09-30 $377,394,280 5,608,475
2025-06-30 $576,610,416 6,605,687
2025-03-31 $218,174,869 3,194,829
2024-12-31 $91,679,784 1,178,858
2024-09-30 $95,931,823 1,430,964
2024-06-30 $276,537,559 2,439,033
2024-03-31 $289,330,139 2,086,014
2023-12-31 $231,773,438 1,867,785
2020-09-30 $149,624,236 362,963
2020-06-30 $158,678,829 391,413
2020-03-31 $83,524,590 310,189