Castleark Management LLC Tandem Diabetes Care Inc Transaction History

Castleark Management LLC

$2.41 Billion
Q3 2024

15 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2022 Aug 16, 2022	SELL	$53.22 - $123.09 $4.16 Million - $9.62 Million	-78,180 Closed	0 $0
Q1 2022 May 16, 2022	BUY	$101.89 - $150.09 $446,278 - $657,394	4,380 Added 5.93%	78,180 $9.09 Million
Q4 2021 Feb 16, 2022	BUY	$118.18 - $153.21 $5.06 Million - $6.56 Million	42,810 Added 138.14%	73,800 $11.1 Million
Q3 2021 Nov 12, 2021	BUY	$93.51 - $129.4 $2.9 Million - $4.01 Million	30,990 New	30,990 $3.7 Million
Q4 2020 Feb 17, 2021	SELL	$86.4 - $121.75 $11.4 Million - $16.1 Million	-131,850 Closed	0 $0
Q3 2020 Nov 16, 2020	BUY	$95.43 - $116.09 $2.87 Million - $3.49 Million	30,065 Added 29.54%	131,850 $15 Million
Q2 2020 Aug 14, 2020	BUY	$60.05 - $98.92 $862,918 - $1.42 Million	14,370 Added 16.44%	101,785 $10.1 Million
Q1 2020 May 13, 2020	BUY	$47.37 - $90.04 $4.14 Million - $7.87 Million	87,415 New	87,415 $5.63 Million
Q4 2019 Feb 14, 2020	SELL	$53.13 - $71.19 $3.19 Million - $4.27 Million	-59,971 Closed	0 $0
Q3 2019 Nov 15, 2019	SELL	$57.11 - $73.3 $4.35 Million - $5.58 Million	-76,170 Reduced 55.95%	59,971 $3.54 Million
Q2 2019 Aug 13, 2019	SELL	$54.41 - $71.7 $866,479 - $1.14 Million	-15,925 Reduced 10.47%	136,141 $8.78 Million
Q1 2019 May 14, 2019	SELL	$32.25 - $73.56 $4.13 Million - $9.42 Million	-128,114 Reduced 45.73%	152,066 $9.66 Million
Q4 2018 Feb 12, 2019	SELL	$28.45 - $40.65 $2.04 Million - $2.91 Million	-71,670 Reduced 20.37%	280,180 $10.6 Million
Q3 2018 Nov 15, 2018	SELL	$21.39 - $51.17 $2.21 Million - $5.29 Million	-103,320 Reduced 22.7%	351,850 $15.1 Million
Q2 2018 Aug 15, 2018	BUY	$4.9 - $23.64 $2.23 Million - $10.8 Million	455,170 New	455,170 $10 Million

Others Institutions Holding TNDM

# of Institutions

360

Shares Held

72.5M

Call Options Held

3.36M

Put Options Held

229K

Black Rock Inc. New York, NY

11.1M
Shares

$343 Million
0.01% of portfolio
Vanguard Group Inc Valley Forge, PA

7.36M
Shares

$227 Million
0.01% of portfolio
Capital World Investors Los Angeles, CA

3.27M
Shares

$101 Million
0.02% of portfolio
State Street Corp Boston, MA

2.66M
Shares

$81.8 Million
0.0% of portfolio
Arrow Mark Colorado Holdings LLC Denver, CO

2.39M
Shares

$73.5 Million
1.44% of portfolio

View Full List

About TANDEM DIABETES CARE INC

Ticker TNDM
Exchange NASDAQ
Sector Healthcare
Industry Medical Devices
Shares Outstandng 64,221,200
Market Cap $1.98B
Description
Tandem Diabetes Care, Inc., a medical device company, designs, develops, and commercializes various products for people with insulin-dependent diabetes in the United States and internationally. The company's flagship product is the t:slim X2 insulin delivery system, a pump platform that comprises t:slim X2 pump, its 300-unit disposable insulin c...

More about TNDM

Track This Portfolio

Portfolio Update

Get notified when there are updates to the investment portfolio of Castleark Management LLC, based on Form 13F filings with the SEC.

News

Stay updated on Castleark Management LLC with notifications on news.

Account