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Tandem Diabetes Care
TNDM

Overview Fund Activity

184 hedge funds and large institutions have $1.77B invested in Tandem Diabetes Care in 2018 Q3 according to their latest regulatory filings, with 80 funds opening new positions, 57 increasing their positions, 39 reducing their positions, and 12 closing their positions.

Holders
184
Holders Change
+68
Holders Change %
+58.62%
% of All Funds
4.21%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.16%
New
80
Increased
57
Reduced
39
Closed
12
Calls
$91.9M
Puts
$40.1M
Net Calls
+$51.9M
Net Calls Change
+$41.6M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$162M
2
FAM
2
Fred Alger Management
New York
$144M
3
TCM
3
TimesSquare Capital Management
New York
$46.8M
4
RG
4
Redmile Group
California
$45.8M
5
BlackRock
5
BlackRock
New York
$167M

Top Sellers

1
DM
1
Deerfield Management
New York
$12.1M
2
FLAM
2
First Light Asset Management
Minnesota
$11.3M
3
FCM
3
Frontier Capital Management
Massachusetts
$62.4M
4
Federated Hermes
4
Federated Hermes
Pennsylvania
$68.9M
5
O
5
OrbiMed
New York
$30.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
HCM
26
Hitchwood Capital Management
New York
$24.4M +$24.4M +570,000 New
FA
27
Friess Associates
Delaware
$21.4M +$16.8M +391,855 +363%
HRCM
28
Hood River Capital Management
Florida
$19.2M +$19.2M +448,690 New
Baillie Gifford & Co
29
Baillie Gifford & Co
United Kingdom
$18.6M +$18.6M +434,700 New
Renaissance Technologies
30
Renaissance Technologies
New York
$16.9M +$8.11M +189,230 +92%
AQR Capital Management
31
AQR Capital Management
Connecticut
$16.2M +$16.2M +378,510 New
CM
32
Castleark Management
Illinois
$15.1M -$4.43M -103,320 -23%
WA
33
Wasatch Advisors
Utah
$14.9M -$8.81M -205,743 -37%
Citadel Advisors
34
Citadel Advisors
Florida
$13.7M +$5.78M +134,942 +73%
Charles Schwab
35
Charles Schwab
California
$12.9M +$8.83M +206,040 +215%
Ameriprise
36
Ameriprise
Minnesota
$12.5M -$8.17M -190,789 -40%
MWNA
37
Marshall Wace North America
New York
$12.3M +$12.3M +287,296 New
Morgan Stanley
38
Morgan Stanley
New York
$12.2M +$7.84M +182,952 +179%
DM
39
Deerfield Management
New York
$12.1M -$98.1M -2,290,190 -89%
FLAM
40
First Light Asset Management
Minnesota
$11.3M -$70.3M -1,640,377 -86%
TGHSA
41
TPG Group Holdings (SBS) Advisors
Texas
$10.7M – – –
T. Rowe Price Associates
42
T. Rowe Price Associates
Maryland
$10.6M +$10.6M +246,892 New
OAM
43
Oberweis Asset Management
Illinois
$9.64M +$9.64M +225,050 New
DCM
44
Driehaus Capital Management
Illinois
$9.08M +$7.15M +166,860 +371%
Bank of New York Mellon
45
Bank of New York Mellon
New York
$9.04M +$270K +6,313 +3%
Fidelity Investments
46
Fidelity Investments
Massachusetts
$6.18M +$6.18M +144,255 New
WBC
47
Westpac Banking Corp
Australia
$6.05M +$6.05M +141,317 New
GPCM
48
Granite Point Capital Management
Massachusetts
$6M -$3.64M -85,000 -38%
CCS
49
Crosspoint Capital Strategies
California
$5.41M -$121K -2,818 -2%
Ohio Public Employees Retirement System (OPERS)
50
Ohio Public Employees Retirement System (OPERS)
Ohio
$5.19M +$5.19M +121,190 New
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