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Tandem Diabetes Care
TNDM

Overview Fund Activity

303 hedge funds and large institutions have $5.47B invested in Tandem Diabetes Care in 2020 Q2 according to their latest regulatory filings, with 65 funds opening new positions, 80 increasing their positions, 116 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
303
Holders Change
+24
Holders Change %
+8.6%
% of All Funds
6.23%
Holding in Top 10
9
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+12.5%
% of All Funds
0.18%
New
65
Increased
80
Reduced
116
Closed
40
Calls
$134M
Puts
$67.7M
Net Calls
+$66.3M
Net Calls Change
+$67.1M

Top Buyers

1
Capital World Investors
1
Capital World Investors
California
$81M
2
Millennium Management
2
Millennium Management
New York
$75.4M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$106M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$595M
5
WRF
5
Waddell & Reed Financial
Kansas
$75.5M

Top Sellers

1
BlackRock
1
BlackRock
New York
$335M
2
RG
2
Redmile Group
California
$0
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$617M
4
State Street
4
State Street
Massachusetts
$80.1M
5
Northern Trust
5
Northern Trust
Illinois
$29.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
SAM
51
Sectoral Asset Management
Quebec, Canada
$19.5M +$173K +1,750 +0.9%
RI
52
Redwood Investments
Massachusetts
$18.5M +$336K +3,394 +2%
Bank of America
53
Bank of America
North Carolina
$17M +$7.56M +76,482 +80%
Nomura Holdings
54
Nomura Holdings
Japan
$17M +$17M +171,738 New
Russell Investments Group
55
Russell Investments Group
United Kingdom
$16.9M -$3.43M -36,642 -17%
Jane Street
56
Jane Street
New York
$16.7M +$15.8M +159,391 +1,719%
NCGI
57
Next Century Growth Investors
Minnesota
$15.4M -$1.64M -16,553 -10%
Balyasny Asset Management
58
Balyasny Asset Management
Illinois
$15.3M -$282K -2,849 -2%
FCM
59
Frontier Capital Management
Massachusetts
$15.2M -$1.74M -17,603 -10%
PWAM
60
Park West Asset Management
California
$14.8M +$14.8M +150,000 New
Susquehanna International Group
61
Susquehanna International Group
Pennsylvania
$14.8M -$2.05M -20,713 -12%
Fuller & Thaler Asset Management
62
Fuller & Thaler Asset Management
California
$12.7M +$290K +2,935 +2%
Swiss National Bank
63
Swiss National Bank
Switzerland
$12.5M +$2.32M +23,500 +23%
CRCP
64
Copper Rock Capital Partners
Massachusetts
$12.3M +$12.3M +124,132 New
California Public Employees Retirement System
65
California Public Employees Retirement System
California
$11.9M +$426K +4,303 +4%
PAMU
66
Pictet Asset Management (UK)
United Kingdom
$11.7M -$2.75M -27,811 -19%
ECM
67
ExodusPoint Capital Management
New York
$11.7M +$10.8M +109,644 +1,297%
ACM
68
Atika Capital Management
New York
$11.7M -$1.68M -17,000 -13%
SH
69
SeaTown Holdings
Singapore
$11.3M +$11.3M +114,000 New
UBS Group
70
UBS Group
Switzerland
$10.8M -$1.05M -10,635 -9%
Macquarie Group
71
Macquarie Group
Australia
$10.7M +$462K +4,666 +4%
SI
72
Scout Investments
Missouri
$10.3M -$366K -3,696 -3%
PP
73
Paloma Partners
Connecticut
$10.1M +$10.1M +102,280 New
CM
74
Castleark Management
Illinois
$10.1M +$1.42M +14,370 +16%
Barclays
75
Barclays
United Kingdom
$10M +$7.96M +80,443 +382%
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