David A. Siegel Dexcom Inc Transaction History

Two Sigma Advisers, LP

$46.1 Billion
Q2 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Dexcom Inc stock. As of the latest transaction made, Two Sigma Advisers, LP holds 13,676 shares of DXCM stock, worth $935,848. This represents 0.0% of its overall portfolio holdings.

Number of Shares

13,676

Previous 599,076 97.72%

Holding current value

$935,848

Previous $40.9 Million 97.08%

% of portfolio

0.0%

Previous 0.1%

26 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$59.83 - $87.57 $35 Million - $51.3 Million	-585,400 Reduced 97.72%	13,676 $1.19 Million
Q1 2025 May 15, 2025	SELL	$67.74 - $90.75 $43.7 Million - $58.5 Million	-644,700 Reduced 51.83%	599,076 $40.9 Million
Q4 2024 Feb 14, 2025	BUY	$65.68 - $81.01 $6.59 Million - $8.13 Million	100,300 Added 8.77%	1,243,776 $96.7 Million
Q3 2024 Nov 14, 2024	BUY	$64.0 - $116.06 $47.3 Million - $85.8 Million	739,000 Added 182.71%	1,143,476 $76.6 Million
Q2 2024 Aug 14, 2024	BUY	$110.31 - $140.45 $44.6 Million - $56.8 Million	404,476 New	404,476 $45.9 Million
Q3 2023 Nov 14, 2023	SELL	$86.06 - $137.93 $22.4 Million - $35.9 Million	-260,600 Reduced 82.19%	56,476 $5.27 Million
Q2 2023 Aug 14, 2023	SELL	$112.47 - $130.98 $20.8 Million - $24.2 Million	-184,500 Reduced 36.78%	317,076 $40.7 Million
Q1 2023 May 15, 2023	BUY	$104.0 - $122.92 $44.8 Million - $53 Million	430,900 Added 609.68%	501,576 $58.3 Million
Q4 2022 Feb 14, 2023	SELL	$84.98 - $122.67 $15.7 Million - $22.7 Million	-184,700 Reduced 72.32%	70,676 $8 Million
Q3 2022 Nov 14, 2022	SELL	$76.35 - $94.18 $64.6 Million - $79.6 Million	-845,600 Reduced 76.8%	255,376 $20.6 Million
Q2 2022 Aug 15, 2022	BUY	$67.99 - $132.89 $57.4 Million - $112 Million	844,507 Added 329.28%	1,100,976 $82.1 Million
Q1 2022 May 16, 2022	SELL	$94.08 - $130.2 $17.4 Million - $24.1 Million	-184,900 Reduced 41.89%	256,469 $131 Million
Q4 2021 Feb 14, 2022	BUY	$129.87 - $162.82 $56.6 Million - $70.9 Million	435,700 Added 7685.66%	441,369 $237 Million
Q3 2021 Nov 15, 2021	BUY	$106.71 - $143.18 $604,938 - $811,687	5,669 New	5,669 $3.1 Million
Q2 2021 Aug 16, 2021	SELL	$80.99 - $107.93 $345,746 - $460,753	-4,269 Closed	0 $0
Q1 2021 May 17, 2021	BUY	$84.79 - $104.74 $361,968 - $447,135	4,269 New	4,269 $1.53 Million
Q4 2020 Feb 16, 2021	SELL	$78.0 - $104.5 $10.2 Million - $13.7 Million	-131,069 Closed	0 $0
Q3 2020 Nov 16, 2020	BUY	$95.51 - $112.95 $28,653 - $33,885	300 Added 0.23%	131,069 $54 Million
Q2 2020 Aug 14, 2020	BUY	$62.68 - $105.34 $1.55 Million - $2.61 Million	24,800 Added 23.4%	130,769 $53 Million
Q1 2020 May 15, 2020	BUY	$47.79 - $75.63 $3.15 Million - $4.99 Million	66,000 Added 165.13%	105,969 $28.5 Million
Q4 2019 Feb 14, 2020	BUY	$36.62 - $57.29 $1.46 Million - $2.29 Million	39,969 New	39,969 $8.74 Million
Q3 2019 Nov 14, 2019	SELL	$35.53 - $43.8 $14.9 Million - $18.4 Million	-419,114 Closed	0 $0
Q2 2019 Aug 14, 2019	SELL	$27.84 - $38.92 $3.7 Million - $5.17 Million	-132,800 Reduced 24.06%	419,114 $62.8 Million
Q1 2019 May 15, 2019	SELL	$28.07 - $38.18 $4.01 Million - $5.46 Million	-142,900 Reduced 20.57%	551,914 $65.7 Million
Q4 2018 Feb 14, 2019	BUY	$26.99 - $37.37 $17.6 Million - $24.3 Million	651,200 Added 1493.1%	694,814 $83.2 Million
Q3 2018 Nov 14, 2018	BUY	$23.35 - $36.72 $1.02 Million - $1.6 Million	43,614 New	43,614 $6.24 Million

Others Institutions Holding DXCM

# of Institutions

1,107

Shares Held

368M

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 $26.4B
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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