Group One Trading, L.P. Dexcom Inc Transaction History

Group One Trading, L.P.

$2.68 Billion
Q2 2025

A detailed history of Group One Trading, L.P. transactions in Dexcom Inc stock. As of the latest transaction made, Group One Trading, L.P. holds 14,317 shares of DXCM stock, worth $970,406. This represents 0.05% of its overall portfolio holdings.

Number of Shares

14,317

Holding current value

$970,406

% of portfolio

0.05%

28 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 13, 2025	BUY	$59.83 - $87.57 $856,586 - $1.25 Million	14,317 New	14,317 $1.25 Million
Q1 2025 May 14, 2025	SELL	$67.74 - $90.75 $152,347 - $204,096	-2,249 Closed	0 $0
Q4 2024 Feb 14, 2025	BUY	$65.68 - $81.01 $92,411 - $113,981	1,407 Added 167.1%	2,249 $174,000
Q3 2024 Nov 14, 2024	SELL	$64.0 - $116.06 $124,992 - $226,665	-1,953 Reduced 69.87%	842 $56,000
Q2 2024 Aug 14, 2024	SELL	$110.31 - $140.45 $681,384 - $867,559	-6,177 Reduced 68.85%	2,795 $316,000
Q1 2024 May 10, 2024	BUY	$114.22 - $140.1 $464,190 - $569,366	4,064 Added 82.8%	8,972 $1.24 Million
Q4 2023 Feb 14, 2024	BUY	$75.49 - $124.16 $61,599 - $101,314	816 Added 19.94%	4,908 $609,000
Q3 2023 Nov 09, 2023	BUY	$86.06 - $137.93 $352,157 - $564,409	4,092 New	4,092 $381,000
Q3 2022 Nov 09, 2022	SELL	$76.35 - $94.18 $2.75 Million - $3.4 Million	-36,075 Reduced 76.51%	11,073 $892,000
Q2 2022 Aug 11, 2022	BUY	$67.99 - $132.89 $3.02 Million - $5.91 Million	44,452 Added 1648.81%	47,148 $3.51 Million
Q1 2022 May 12, 2022	SELL	$94.08 - $130.2 $334,642 - $463,121	-3,557 Reduced 56.88%	2,696 $1.38 Million
Q4 2021 Feb 11, 2022	BUY	$129.87 - $162.82 $812,077 - $1.02 Million	6,253 New	6,253 $3.36 Million
Q1 2021 May 12, 2021	SELL	$84.79 - $104.74 $3.97 Million - $4.9 Million	-46,780 Closed	0 $0
Q4 2020 Feb 10, 2021	BUY	$78.0 - $104.5 $2.94 Million - $3.93 Million	37,642 Added 411.93%	46,780 $17.3 Million
Q3 2020 Nov 12, 2020	BUY	$95.51 - $112.95 $851,662 - $1.01 Million	8,917 Added 4034.84%	9,138 $3.77 Million
Q2 2020 Aug 13, 2020	BUY	$62.68 - $105.34 $13,852 - $23,280	221 New	221 $90,000
Q1 2020 May 13, 2020	SELL	$47.79 - $75.63 $207,313 - $328,082	-4,338 Closed	0 $0
Q4 2019 Feb 10, 2020	BUY	$36.62 - $57.29 $158,857 - $248,524	4,338 New	4,338 $949,000
Q3 2019 Nov 12, 2019	SELL	$35.53 - $43.8 $67,400 - $83,088	-1,897 Closed	0 $0
Q2 2019 Aug 09, 2019	BUY	$27.84 - $38.92 $52,812 - $73,831	1,897 New	1,897 $284,000
Q1 2019 May 13, 2019	SELL	$28.07 - $38.18 $13,445 - $18,288	-479 Closed	0 $0
Q4 2018 Feb 06, 2019	SELL	$26.99 - $37.37 $7,152 - $9,903	-265 Reduced 35.62%	479 $57,000
Q3 2018 Nov 08, 2018	BUY	$23.35 - $36.72 $17,372 - $27,319	744 New	744 $106,000
Q2 2018 Aug 14, 2018	SELL	$17.54 - $25.22 $42,131 - $60,578	-2,402 Closed	0 $0
Q1 2018 May 11, 2018	SELL	$13.06 - $18.54 $111,663 - $158,517	-8,550 Reduced 78.07%	2,402 $178,000
Q4 2017 Feb 09, 2018	BUY	$11.12 - $15.38 $109,987 - $152,123	9,891 Added 932.23%	10,952 $629,000
Q3 2017 Nov 15, 2017	SELL	$11.36 - $18.98 $21,004 - $35,094	-1,849 Reduced 63.54%	1,061 $52,000
Q2 2017 Aug 14, 2017	BUY	N/A	2,910	2,910 $213,000

Others Institutions Holding DXCM

# of Institutions

1,110

Shares Held

369M

Call Options Held

5.32M

Put Options Held

5.18M

View Full List

About DEXCOM INC

Ticker DXCM
Exchange NASDAQ
Sector Healthcare
Industry Medical Devices
Shares Outstandng 386,257,984
Market Cap $26.2B
Description
DexCom, Inc., a medical device company, focuses on the design, development, and commercialization of continuous glucose monitoring (CGM) systems in the United States and internationally. The company provides its systems for use by people with diabetes, as well as for use by healthcare providers. Its products include DexCom G6, an integrated CGM ...

More about DXCM

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Group One Trading, L.P. Dexcom Inc Transaction History