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Tandem Diabetes Care
TNDM

Overview Fund Activity

89 hedge funds and large institutions have $222M invested in Tandem Diabetes Care in 2015 Q4 according to their latest regulatory filings, with 16 funds opening new positions, 37 increasing their positions, 21 reducing their positions, and 10 closing their positions.

Holders
89
Holders Change
+5
Holders Change %
+5.95%
% of All Funds
2.34%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
16
Increased
37
Reduced
21
Closed
10
Calls
$231K
Puts
$400K
Net Calls
-$169K
Net Calls Change
+$298K

Top Buyers

1
GTC
1
Ghost Tree Capital
New York
$4.13M
2
MFWM
2
Motley Fool Wealth Management
Virginia
$2.51M
3
ECM
3
Endurant Capital Management
California
$3.79M
4
PVI
4
Pura Vida Investments
New York
$979K
5
DCM
5
Driehaus Capital Management
Illinois
$882K

Top Sellers

1
FCM
1
Frontier Capital Management
Massachusetts
$14.3M
2
Franklin Resources
2
Franklin Resources
California
$17.8M
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$9.41M
4
Millennium Management
4
Millennium Management
New York
$5.3M
5
WI
5
WHV Investments
California
$686K
Name Holding Trade Value Shares
Change 		Shares
Change %
State Street
26
State Street
Massachusetts
$2.13M +$105K +892 +5%
Renaissance Technologies
27
Renaissance Technologies
New York
$1.94M +$301K +2,547 +18%
EAM
28
Eventide Asset Management
Massachusetts
$1.83M – – –
Geode Capital Management
29
Geode Capital Management
Massachusetts
$1.53M +$12.4K +105 +0.8%
SAM
30
Symphony Asset Management
California
$1.4M +$130K +1,098 +10%
SIA
31
Sit Investment Associates
Minnesota
$1.34M +$189K +1,605 +16%
RFC
32
Russell Frank Company
Washington
$1.22M -$286K -2,476 -19%
TAM
33
Tocqueville Asset Management
New York
$999K +$207K +1,750 +26%
PVI
34
Pura Vida Investments
New York
$979K +$979K +8,287 New
New York State Common Retirement Fund
35
New York State Common Retirement Fund
New York
$969K – – –
Deutsche Bank
36
Deutsche Bank
Germany
$927K -$5.19K -44 -0.6%
DCM
37
Driehaus Capital Management
Illinois
$882K +$882K +7,470 New
EIM
38
Essex Investment Management
Massachusetts
$803K -$48K -407 -6%
D.E. Shaw & Co
39
D.E. Shaw & Co
New York
$777K +$777K +6,577 New
TCIM
40
TIAA CREF Investment Management
New York
$731K – – –
BIM
41
BlackRock Investment Management
Delaware
$723K +$1.18K +10 +0.2%
WI
42
WHV Investments
California
$686K -$1.02M -8,653 -60%
Charles Schwab
43
Charles Schwab
California
$578K +$15.4K +130 +3%
Wells Fargo
44
Wells Fargo
California
$526K +$442K +3,735 +525%
DCM
45
DAFNA Capital Management
California
$432K – – –
SCM
46
Stonebridge Capital Management
California
$412K -$135K -1,145 -25%
California State Teachers Retirement System (CalSTRS)
47
California State Teachers Retirement System (CalSTRS)
California
$387K +$7.2K +61 +2%
QSS
48
Quantitative Systematic Strategies
Florida
$378K +$378K +3,268 New
Ohio Public Employees Retirement System (OPERS)
49
Ohio Public Employees Retirement System (OPERS)
Ohio
$365K – – –
ARTA
50
A.R.T. Advisors
New York
$356K +$356K +3,022 New
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