TNDM Insider Trading

Insider Trading Chart
Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 2.20%

Insider Buying (Last 12 Months): $107,163.68

Insider Selling (Last 12 Months): $258,400.00

Tandem Diabetes Care Insider Trading History Chart

Tandem Diabetes Care Share Price & Price History

^$27.87

▼ -0.89 (-3.09%)

As of 11/19/2024 01:00 AM ET

Days: 30 | 90 | 365

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Tandem Diabetes Care Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
11/15/2024	Mark David Novara	EVP	Buy	532	$23.24	$12,363.68	532
5/30/2024	Dick Allen	Director	Sell	5,000	$51.68	$258,400.00	24,396
11/27/2023	Dick Allen	Director	Buy	5,000	$18.96	$94,800.00	19,962
11/8/2023	Leigh Vosseller	CFO	Buy	6,200	$15.39	$95,418.00	11,860
11/8/2023	Shannon Marie Hansen	Insider	Buy	1,935	$15.44	$29,876.40	1,935
9/15/2023	Kathleen McGroddy-Goetz	Director	Buy	1,000	$21.45	$21,450.00	9,032
5/18/2023	Dick Allen	Director	Buy	10,000	$29.47	$294,700.00	12,205
5/12/2023	Leigh Vosseller	CFO	Buy	3,015	$32.77	$98,801.55	5,660
3/3/2023	David B. Berger	COO	Sell	10,000	$41.19	$411,900.00	3,365
12/16/2022	David B. Berger	COO	Sell	10,000	$40.25	$402,500.00	3,029
6/8/2022	David B. Berger	COO	Sell	10,097	$65.02	$656,506.94	2,457
5/17/2022	Kim D. Blickenstaff	Director	Sell	10,762	$92.91	$999,897.42	205,190
5/9/2022	John F. Sheridan	CEO	Buy	2,500	$69.90	$174,750.00	10,058
5/9/2022	Leigh Vosseller	CFO	Buy	500	$70.00	$35,000.00	9,118
5/6/2022	Leigh Vosseller	CFO	Buy	2,000	$75.76	$151,520.00	8,618
5/5/2022	Christopher J Twomey	Director	Sell	248	$111.73	$27,709.04	5,112
5/2/2022	Rebecca B. Robertson	Director	Sell	1,500	$96.73	$145,095.00
3/16/2022	David B. Berger	COO	Sell	5,000	$108.37	$541,850.00
3/14/2022	Kathleen McGroddy-Goetz	Director	Sell	405	$106.00	$42,930.00
3/1/2022	David B. Berger	COO	Sell	1,000	$112.68	$112,680.00
2/1/2022	David B. Berger	EVP	Sell	1,000	$117.91	$117,910.00
2/1/2022	Rebecca B. Robertson	Director	Sell	1,500	$117.97	$176,955.00
1/3/2022	David B. Berger	EVP	Sell	1,000	$149.16	$149,160.00
12/27/2021	Elizabeth Anne Gasser	EVP	Sell	1,084	$151.36	$164,074.24
12/27/2021	James Leal	SVP	Sell	1,906	$151.45	$288,663.70
12/15/2021	David B. Berger	EVP	Sell	12,000	$144.25	$1,731,000.00
12/7/2021	Elizabeth Anne Gasser	EVP	Sell	1,083	$140.00	$151,620.00
12/1/2021	David B. Berger	EVP	Sell	1,000	$128.44	$128,440.00
11/29/2021	James Leal	SVP	Sell	1,905	$130.96	$249,478.80

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SEC Filings (Institutional Ownership Changes) for Tandem Diabetes Care (NASDAQ:TNDM)

Institutional Buying and Selling by Quarter

Tandem Diabetes Care Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
11/19/2024	McIlrath & Eck LLC	1,215	$52K	0.0%	N/A	0.002%
11/18/2024	Coldstream Capital Management Inc.	6,212	$0.26M	0.0%	+14.0%	0.009%
11/16/2024	Geode Capital Management LLC	1,525,816	$64.72M	0.0%	+1.2%	2.323%
11/15/2024	M&T Bank Corp	51,835	$2.20M	0.0%	+1.7%	0.079%
11/15/2024	Barclays PLC	231,065	$9.80M	0.0%	-43.0%	0.352%
11/15/2024	Orion Portfolio Solutions LLC	33,663	$1.43M	0.0%	-9.9%	0.051%
11/15/2024	XTX Topco Ltd	5,217	$0.22M	0.0%	-51.5%	0.008%
11/15/2024	Two Sigma Advisers LP	901,883	$38.25M	0.1%	-20.3%	1.373%
11/15/2024	State Street Corp	2,655,736	$112.63M	0.0%	+3.2%	4.043%
11/15/2024	Stifel Financial Corp	34,072	$1.45M	0.0%	+6.8%	0.052%
11/15/2024	Quantinno Capital Management LP	31,145	$1.32M	0.0%	+43.1%	0.047%
11/15/2024	Point72 DIFC Ltd	3,063	$0.13M	0.0%	N/A	0.005%
11/15/2024	Point72 Asset Management L.P.	240,706	$10.21M	0.0%	N/A	0.366%
11/15/2024	Jacobs Levy Equity Management Inc.	574,676	$24.37M	0.1%	-53.8%	0.875%
11/15/2024	Janus Henderson Group PLC	913,541	$38.74M	0.0%	-37.0%	1.391%
11/15/2024	Cinctive Capital Management LP	23,723	$1.01M	0.1%	-36.1%	0.036%
11/15/2024	ArrowMark Colorado Holdings LLC	2,386,689	$101.22M	1.3%	-4.7%	3.634%
11/15/2024	Beacon Investment Advisory Services Inc.	32,610	$1.38M	0.1%	-2.9%	0.050%
11/15/2024	Point72 Asia Singapore Pte. Ltd.	2,468	$0.11M	0.0%	N/A	0.004%
11/15/2024	Point72 Hong Kong Ltd	10,928	$0.46M	0.0%	N/A	0.017%
11/14/2024	Bellevue Group AG	1,850,891	$78.50M	1.3%	+19.9%	2.818%
11/14/2024	Edgestream Partners L.P.	5,005	$0.21M	0.0%	-50.2%	0.008%
11/14/2024	Fred Alger Management LLC	1,979,119	$83.93M	0.4%	-9.0%	3.013%
11/14/2024	Verition Fund Management LLC	31,743	$1.35M	0.0%	-34.5%	0.048%
11/14/2024	Captrust Financial Advisors	10,170	$0.43M	0.0%	+19.3%	0.015%
11/14/2024	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	147,606	$6.26M	0.0%	-3.6%	0.225%
11/14/2024	Public Sector Pension Investment Board	138,886	$5.89M	0.0%	-2.3%	0.211%
11/14/2024	Zurcher Kantonalbank Zurich Cantonalbank	15,664	$0.66M	0.0%	+4.7%	0.024%
11/14/2024	Beaconlight Capital LLC	215,615	$9.14M	3.7%	+77.8%	0.328%
11/14/2024	MetLife Investment Management LLC	37,422	$1.59M	0.0%	+129.1%	0.057%
11/14/2024	Blueshift Asset Management LLC	6,641	$0.28M	0.1%	N/A	0.010%
11/13/2024	Bridgewater Associates LP	25,635	$1.09M	0.0%	+107.8%	0.039%
11/13/2024	BNP Paribas Financial Markets	293,587	$12.45M	0.0%	+51.6%	0.447%
11/13/2024	Brooklyn Investment Group	656	$28K	0.0%	N/A	0.001%
11/13/2024	Millrace Asset Group Inc.	46,304	$1.96M	2.0%	N/A	0.070%
11/13/2024	FMR LLC	564,880	$23.96M	0.0%	-36.7%	0.860%
11/13/2024	The Manufacturers Life Insurance Company	35,349	$1.50M	0.0%	-1.8%	0.054%
11/12/2024	Algert Global LLC	37,113	$1.57M	0.0%	-18.0%	0.057%
11/12/2024	Cerity Partners LLC	62,796	$2.66M	0.0%	+21.8%	0.096%
11/12/2024	Champlain Investment Partners LLC	1,469,161	$62.31M	0.4%	-9.8%	2.237%
11/12/2024	Charles Schwab Investment Management Inc.	586,063	$24.86M	0.0%	+3.3%	0.892%
11/12/2024	Brown Capital Management LLC	739,096	$31.35M	0.7%	-19.2%	1.125%
11/9/2024	Landscape Capital Management L.L.C.	13,554	$0.58M	0.1%	+10.7%	0.021%
11/9/2024	Intech Investment Management LLC	18,336	$0.78M	0.0%	+156.0%	0.028%
11/8/2024	Advisors Asset Management Inc.	10,200	$0.43M	0.0%	+17.6%	0.016%
11/8/2024	Connor Clark & Lunn Investment Management Ltd.	272,097	$11.54M	0.1%	+32.5%	0.416%
11/8/2024	Jennison Associates LLC	1,782,003	$75.58M	0.0%	-9.5%	2.722%
11/8/2024	Commerce Bank	22,164	$0.94M	0.0%	+40.9%	0.034%
11/7/2024	LMR Partners LLP	33,824	$1.43M	0.0%	+235.5%	0.052%
11/7/2024	Thrivent Financial for Lutherans	51,409	$2.18M	0.0%	-4.1%	0.079%
11/7/2024	RiverPark Advisors LLC	12,902	$0.55M	0.4%	+15.9%	0.020%
11/6/2024	Mutual of America Capital Management LLC	9,847	$0.42M	0.0%	-7.3%	0.015%
11/6/2024	Natixis Advisors LLC	63,706	$2.70M	0.0%	+19.6%	0.097%
11/6/2024	Mizuho Markets Americas LLC	71,068	$3.01M	0.1%	-1.6%	0.109%
11/6/2024	Simplify Asset Management Inc.	114,604	$4.86M	0.2%	N/A	0.175%
11/6/2024	KBC Group NV	136,018	$5.77M	0.0%	-43.2%	0.208%
11/6/2024	Oppenheimer & Co. Inc.	26,125	$1.11M	0.0%	+368.5%	0.040%
11/6/2024	Oppenheimer Asset Management Inc.	59,092	$2.51M	0.0%	+20.1%	0.090%
11/5/2024	Victory Capital Management Inc.	587,247	$24.91M	0.0%	+45.6%	0.897%
11/5/2024	Apollon Wealth Management LLC	15,531	$0.66M	0.0%	-2.0%	0.024%
11/4/2024	Lisanti Capital Growth LLC	114,925	$4.87M	1.2%	-27.4%	0.176%
11/4/2024	Los Angeles Capital Management LLC	6,205	$0.26M	0.0%	N/A	0.009%
11/4/2024	State of New Jersey Common Pension Fund D	44,776	$1.90M	0.0%	+24.6%	0.068%
11/4/2024	Crossmark Global Holdings Inc.	4,720	$0.20M	0.0%	N/A	0.007%
11/1/2024	Assetmark Inc.	690	$29K	0.0%	N/A	0.001%
10/31/2024	JB Capital LLC	33,729	$1.43M	0.1%	+7.2%	0.052%
10/31/2024	Principal Financial Group Inc.	370,322	$15.71M	0.0%	-17.4%	0.566%
10/31/2024	Hanseatic Management Services Inc.	13,941	$0.59M	0.8%	+5.4%	0.021%
10/30/2024	Amalgamated Bank	19,292	$0.82M	0.0%	-2.3%	0.029%
10/29/2024	Van ECK Associates Corp	3,827	$0.16M	0.0%	-7.8%	0.006%
10/29/2024	Janney Montgomery Scott LLC	25,828	$1.10M	0.0%	-16.8%	0.039%
10/29/2024	Farther Finance Advisors LLC	3,765	$0.16M	0.0%	-11.2%	0.006%
10/28/2024	Creative Financial Designs Inc. ADV	2,522	$0.11M	0.0%	-28.6%	0.004%
10/28/2024	Stephens Investment Management Group LLC	1,274,482	$54.05M	0.7%	+12.2%	1.947%
10/28/2024	Rice Hall James & Associates LLC	92,258	$3.91M	0.2%	-1.1%	0.141%
10/28/2024	US Bancorp DE	33,600	$1.43M	0.0%	-9.0%	0.051%
10/25/2024	abrdn plc	144,451	$6.13M	0.0%	N/A	0.221%
10/24/2024	State of Alaska Department of Revenue	37,358	$1.58M	0.0%	-1.5%	0.057%
10/23/2024	Mirae Asset Global Investments Co. Ltd.	60,648	$2.58M	0.0%	+54.1%	0.094%
10/23/2024	Louisiana State Employees Retirement System	31,600	$1.34M	0.0%	-2.8%	0.049%
10/23/2024	Assenagon Asset Management S.A.	377,565	$16.01M	0.0%	+21.2%	0.577%
10/22/2024	International Assets Investment Management LLC	6,998	$0.30M	0.0%	+4,141.2%	0.011%
10/22/2024	Bank Pictet & Cie Europe AG	5,772	$0.25M	0.0%	-44.6%	0.009%
10/22/2024	Private Advisor Group LLC	5,196	$0.22M	0.0%	N/A	0.008%
10/22/2024	Waldron Private Wealth LLC	1,182	$50K	0.0%	N/A	0.002%
10/21/2024	Everence Capital Management Inc.	11,950	$0.51M	0.0%	+32.5%	0.018%
10/18/2024	Chicago Capital LLC	1,003,147	$42.54M	1.2%	+22.2%	1.532%
10/18/2024	Raymond James & Associates	104,418	$4.43M	0.0%	+8.0%	0.160%
10/16/2024	MN Wealth Advisors LLC	16,848	$0.72M	0.4%	+14.4%	0.026%
10/11/2024	Creative Planning	10,540	$0.45M	0.0%	-11.7%	0.016%
10/11/2024	ORG Wealth Partners LLC	704	$30K	0.0%	N/A	0.001%
10/9/2024	LVW Advisors LLC	6,854	$0.29M	0.0%	-12.9%	0.010%
10/7/2024	GAMMA Investing LLC	5,005	$0.21M	0.0%	+17.0%	0.008%
10/5/2024	Handelsbanken Fonder AB	22,000	$0.93M	0.0%	+25.0%	0.034%
10/3/2024	Park Avenue Securities LLC	6,628	$0.28M	0.0%	-22.7%	0.010%
10/3/2024	SG Americas Securities LLC	8,989	$0.38M	0.0%	-88.4%	0.014%
9/11/2024	Newbridge Financial Services Group Inc.	630	$25K	0.0%	-43.0%	0.001%
8/21/2024	Truist Financial Corp	109,227	$4.40M	0.0%	-3.8%	0.167%
8/16/2024	Creative Planning	11,935	$0.48M	0.0%	+40.8%	0.018%
8/16/2024	Algert Global LLC	45,263	$1.82M	0.1%	+15.7%	0.070%

Data available starting January 2016

Tandem Diabetes Care, Inc., a medical device company, designs, develops, and commercializes technology solutions for people living with diabetes in the United States and internationally. The company's flagship product is the t:slim X2 insulin delivery system, a pump platform for managing insulin delivery and display continuous glucose monitoring sensor information directly on the pump home screen; and Tandem Mobi insulin pump, an automated insulin delivery system. It also sells single-use products, including cartridges for storing and delivering insulin, and infusion sets that connect the insulin pump to the user's body. In addition, the company offers Tandem Device Updater used to update the pump software from a personal computer; Tandem Source, a web-based data management platform, which provides a visual way to display diabetes therapy management data from the pumps, integrated CGMs, and supported blood glucose meters; and Sugarmate, a mobile app used to help people visualize diabetes therapy data. The company was formerly known as Phluid Inc. and changed its name to Tandem Diabetes Care, Inc. in January 2008. Tandem Diabetes Care, Inc. was incorporated in 2006 and is headquartered in San Diego, California.

Today's Range

Now: $27.87

$27.66

$28.60

50 Day Range

MA: $37.19

$27.34

$45.44

52 Week Range

Now: $27.87

$17.33

$53.69

Volume

1,344,288 shs

Average Volume

1,604,687 shs

Market Capitalization

$1.83 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.36

Who are the company insiders with the largest holdings of Tandem Diabetes Care?: Tandem Diabetes Care's top insider investors include:
Dick Allen (Director)
Leigh Vosseller (CFO)
Kathleen Mcgroddy-Goetz (Director)
David B Berger (COO)
Shannon Marie Hansen (Insider)
Mark David Novara (EVP)
Learn More about top insider investors at Tandem Diabetes Care.
Who are the major institutional investors of Tandem Diabetes Care?: Tandem Diabetes Care's top institutional investors include:
State Street Corp — 4.04%
ArrowMark Colorado Holdings LLC — 3.63%
Fred Alger Management LLC — 3.01%
Bellevue Group AG — 2.82%
Jennison Associates LLC — 2.72%
Geode Capital Management LLC — 2.32%
Learn More about top institutional investors of Tandem Diabetes Care stock.
Which institutional investors are selling Tandem Diabetes Care stock?: In the last quarter, TNDM stock was sold by these institutional investors:
Jacobs Levy Equity Management Inc.
Janus Henderson Group PLC
FMR LLC
Two Sigma Advisers LP
Fred Alger Management LLC
Jennison Associates LLC
Brown Capital Management LLC
Barclays PLC
Which institutional investors are buying Tandem Diabetes Care stock?: In the last quarter, TNDM stock was purchased by institutional investors including:
Bellevue Group AG
Point72 Asset Management L.P.
Victory Capital Management Inc.
Chicago Capital LLC
abrdn plc
Stephens Investment Management Group LLC
Simplify Asset Management Inc.
BNP Paribas Financial Markets
Within the last year, these company insiders have bought Tandem Diabetes Care stock:
Dick Allen (Director)
Leigh Vosseller (CFO)
Kathleen Mcgroddy-Goetz (Director)
David B Berger (COO)
Shannon Marie Hansen (Insider)
Learn More investors buying Tandem Diabetes Care stock.