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Tandem Diabetes Care
TNDM

Overview Fund Activity

289 hedge funds and large institutions have $5.08B invested in Tandem Diabetes Care in 2021 Q1 according to their latest regulatory filings, with 44 funds opening new positions, 105 increasing their positions, 102 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
289
Holders Change
-19
Holders Change %
-6.17%
% of All Funds
5.09%
Holding in Top 10
2
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-66.67%
% of All Funds
0.04%
New
44
Increased
105
Reduced
102
Closed
59
Calls
$68M
Puts
$44.5M
Net Calls
+$23.5M
Net Calls Change
-$35.3M

Top Buyers

1
CIP
1
Champlain Investment Partners
Vermont
$118M
2
CS
2
Credit Suisse
Switzerland
$179M
3
JSP
3
Jackson Square Partners
California
$327M
4
RI
4
RTW Investments
New York
$101M
5
Citadel Advisors
5
Citadel Advisors
Florida
$57.4M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$48.4M
2
FAM
2
Fred Alger Management
New York
$15.4M
3
GGHC
3
Gilder Gagnon Howe & Co
New York
$69M
4
FA
4
Friess Associates
Delaware
$0
5
SAM
5
Sectoral Asset Management
Quebec, Canada
$3.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
Russell Investments Group
76
Russell Investments Group
United Kingdom
$8.01M +$305K +3,456 +4%
NCGI
77
Next Century Growth Investors
Minnesota
$8.01M -$1.05M -11,862 -12%
Fuller & Thaler Asset Management
78
Fuller & Thaler Asset Management
California
$7.7M +$125K +1,412 +2%
Squarepoint
79
Squarepoint
New York
$7.59M +$7.59M +86,021 New
UBS AM
80
UBS AM
Illinois
$7.56M -$10.9M -123,245 -59%
JPMorgan Chase & Co
81
JPMorgan Chase & Co
New York
$6.85M +$2.91M +33,008 +74%
State Board of Administration of Florida Retirement System
82
State Board of Administration of Florida Retirement System
Florida
$6.57M -$146K -1,660 -2%
FCM
83
Frontier Capital Management
Massachusetts
$6.48M -$3.59M -40,708 -36%
Man Group
84
Man Group
United Kingdom
$6.46M +$998K +11,307 +18%
Dimensional Fund Advisors
85
Dimensional Fund Advisors
Texas
$6.39M +$805K +9,125 +14%
WBC
86
Westpac Banking Corp
Australia
$6.34M +$221K +2,500 +4%
Susquehanna International Group
87
Susquehanna International Group
Pennsylvania
$6.32M -$10.5M -118,622 -62%
PC
88
Pier Capital
Connecticut
$6.27M +$437K +4,950 +7%
WCM Investment Management
89
WCM Investment Management
California
$6.19M -$173K -1,957 -3%
RA
90
Royce & Associates
New York
$6.04M +$115K +1,300 +2%
FG
91
Formula Growth
Quebec, Canada
$5.74M +$4.46M +50,485 +348%
State of Wisconsin Investment Board
92
State of Wisconsin Investment Board
Wisconsin
$5.68M -$9.18K -104 -0.2%
RhumbLine Advisers
93
RhumbLine Advisers
Massachusetts
$5.57M -$249K -2,817 -4%
PP
94
PDT Partners
New York
$5.46M -$1M -11,367 -16%
ECM
95
ExodusPoint Capital Management
New York
$5.24M +$5.24M +59,367 New
CSS
96
Cubist Systematic Strategies
Connecticut
$5.19M -$834K -9,450 -14%
KCM
97
Kennedy Capital Management
Missouri
$5.13M -$155K -1,754 -3%
Macquarie Group
98
Macquarie Group
Australia
$4.92M -$22.1M -250,948 -82%
CS
99
Candriam SCA
Luxembourg
$4.81M – – –
CII
100
Capital International Inc
California
$4.39M -$83.1K -942 -2%
2 3
4
5 6