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Tandem Diabetes Care
TNDM

Overview Fund Activity

89 hedge funds and large institutions have $238M invested in Tandem Diabetes Care in 2015 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 36 increasing their positions, 11 reducing their positions, and 8 closing their positions.

Holders
89
Holders Change
+23
Holders Change %
+34.85%
% of All Funds
2.37%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
31
Increased
36
Reduced
11
Closed
8
Calls
$6K
Puts
$1.11M
Net Calls
-$1.11M
Net Calls Change
-$1.09M

Top Buyers

1
FCM
1
Frontier Capital Management
Massachusetts
$20.4M
2
Westfield Capital Management
2
Westfield Capital Management
Massachusetts
$9.76M
3
Franklin Resources
3
Franklin Resources
California
$31M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$8.2M
5
Millennium Management
5
Millennium Management
New York
$12.2M

Top Sellers

1
Jennison Associates
1
Jennison Associates
New York
$0
2
AllianceBernstein
2
AllianceBernstein
Tennessee
$72K
3
CAM
3
Cortina Asset Management
Wisconsin
$0
4
GTC
4
Ghost Tree Capital
New York
$0
5
Goldman Sachs
5
Goldman Sachs
New York
$327K
Name Holding Trade Value Shares
Change 		Shares
Change %
UBS Group
76
UBS Group
Switzerland
$23K +$21K +168 +1,050%
US Bancorp
77
US Bancorp
Minnesota
$16K -$1.29K -10 -7%
MWP
78
MYCIO Wealth Partners
Pennsylvania
$13K – – –
CSS
79
Cubist Systematic Strategies
Connecticut
$11K +$11K +90 New
PCM
80
Prelude Capital Management
New York
$10K +$10K +80 New
Simplex Trading
81
Simplex Trading
Illinois
$10K +$10K +86 New
LTFS
82
Ladenburg Thalmann Financial Services
Florida
$6K +$122 +1 +2%
Barclays
83
Barclays
United Kingdom
$4K -$5.38K -39 -57%
FHA
84
First Horizon Advisors
Tennessee
$3K – – –
Group One Trading
85
Group One Trading
Illinois
$3K +$3K +20 New
BNP Paribas Financial Markets
86
BNP Paribas Financial Markets
France
$2.45K +$2.45K +19 New
MFS
87
MSI Financial Services
Massachusetts
$1K – – –
NFG
88
Next Financial Group
Texas
$1K +$1K +10 New
Manulife (Manufacturers Life Insurance)
89
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$51 +$51 +403 New
Jennison Associates
90
Jennison Associates
New York
– -$8.89M -69,997 Closed
CAM
91
Cortina Asset Management
Wisconsin
– -$4.09M -32,169 Closed
GTC
92
Ghost Tree Capital
New York
– -$1.27M -10,000 Closed
GIP
93
Granite Investment Partners
California
– -$845K -6,654 Closed
William Blair & Company
94
William Blair & Company
Illinois
– -$773K -6,087 Closed
ARTA
95
A.R.T. Advisors
New York
– -$260K -2,050 Closed
HCM
96
Highbridge Capital Management
New York
– -$218K -1,718 Closed
FMA
97
FNY Managed Accounts
New York
– -$165K -1,300 Closed
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