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JANE STREET GROUP, LLC

Position in DXCM — Dexcom Inc

CIK 1595888 NEW YORK, NY

Position in DXCM

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$50,544,356
+$3,967,544 QoQ
Shares Held
750,473
+1.2% QoQ
Ownership
0.199%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#81
of 951 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in DXCM Over Time

Shares Held

Position Value (USD)

Derivatives in DXCM

reported options exposure · as of Jun 30, 2026
CallValue
$56,062,140
CallShares
832,400
PutValue
$16,049,505
PutShares
238,300

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Medical Devices

Healthcare · as of Jun 30, 2026

JANE STREET GROUP, LLC holds $1,126,706,751 across 68 Medical Devices names. DXCM ranks #5 (4.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 DXCM
Dexcom Inc
This page
750,473 $50,544,356

All Filings in DXCM

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $16,049,505 238,300
2026-06-30 $56,062,140 832,400
2026-06-30 $50,544,356 750,473
2026-03-31 $46,576,812 741,669
2026-03-31 $10,537,840 167,800
2026-03-31 $11,310,280 180,100
2025-12-31 $14,581,489 219,700
2025-12-31 $30,397,460 458,000
2025-12-31 $3,365,157 50,703
2025-09-30 $59,380,126 882,451
2025-09-30 $24,850,197 369,300
2025-09-30 $30,832,278 458,200
2025-06-30 $11,044,191 126,523
2025-06-30 $26,248,103 300,700
2025-06-30 $23,018,373 263,700
2025-03-31 $18,178,798 266,200
2025-03-31 $21,119,295 309,259
2025-03-31 $23,157,139 339,100
2024-12-31 $42,423,535 545,500
2024-12-31 $19,963,559 256,700
2024-12-31 $24,472,429 314,677
2024-09-30 $1,256,932 18,749
2024-09-30 $38,299,952 571,300
2024-09-30 $26,045,040 388,500
2024-06-30 $20,041,160 176,761
2024-03-31 $129,245,791 931,837
2023-12-31 $55,436,834 446,747
2023-09-30 $14,110,504 151,238
2023-06-30 $22,087,141 171,871
2023-03-31 $4,042,947 34,799
2022-12-31 $20,735,602 183,112
2022-09-30 $20,540,276 255,032
2022-06-30 $13,798,185 185,136
2022-03-31 $58,015,440 113,400
2022-03-31 $33,765,600 66,000
2022-03-31 $34,608,203 67,647
2021-12-31 $18,494,704 34,444
2021-12-31 $73,401,065 136,700
2021-12-31 $82,743,995 154,100
2021-09-30 $12,426,845 22,724
2021-09-30 $87,880,402 160,700
2021-09-30 $66,771,606 122,100
2021-06-30 $63,708,400 149,200
2021-06-30 $33,220,600 77,800
2021-06-30 $15,104,698 35,374
2021-03-31 $10,206,676 28,400
2021-03-31 $19,550,816 54,400
2021-03-31 $8,943,779 24,886
2020-12-31 $6,912,284 18,696
2020-12-31 $28,949,076 78,300