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Tandem Diabetes Care
TNDM

Overview Fund Activity

284 hedge funds and large institutions have $3.24B invested in Tandem Diabetes Care in 2019 Q4 according to their latest regulatory filings, with 58 funds opening new positions, 85 increasing their positions, 101 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
284
Holders Change
+11
Holders Change %
+4.03%
% of All Funds
5.61%
Holding in Top 10
8
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+14.29%
% of All Funds
0.16%
New
58
Increased
85
Reduced
101
Closed
45
Calls
$46.2M
Puts
$39.7M
Net Calls
+$6.49M
Net Calls Change
+$2.46M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$140M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$182M
3
BCM
3
Brown Capital Management
Maryland
$54.2M
4
DM
4
Deerfield Management
New York
$81.2M
5
GGHC
5
Gilder Gagnon Howe & Co
New York
$73.4M

Top Sellers

1
Renaissance Technologies
1
Renaissance Technologies
New York
$40.8M
2
Lord, Abbett & Co
2
Lord, Abbett & Co
New Jersey
$12.9M
3
PC
3
Polar Capital
United Kingdom
$0
4
PWAM
4
Park West Asset Management
California
$0
5
FAM
5
Fred Alger Management
New York
$85.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
GPP
51
Great Point Partners
Connecticut
$14.9M – – –
TGHSA
52
TPG Group Holdings (SBS) Advisors
Texas
$14.9M – – –
Bank of New York Mellon
53
Bank of New York Mellon
New York
$14.6M -$556K -9,326 -4%
UBS AM
54
UBS AM
Illinois
$13.8M +$10.5M +175,380 +315%
Ameriprise
55
Ameriprise
Minnesota
$13.6M +$10.9M +184,425 +412%
Lord, Abbett & Co
56
Lord, Abbett & Co
New Jersey
$12.9M -$35.5M -595,564 -73%
RI
57
Redwood Investments
Massachusetts
$12.9M -$5.9M -99,039 -31%
BG
58
Bellevue Group
Switzerland
$11.9M +$323K +5,411 +3%
DCM
59
Driehaus Capital Management
Illinois
$11.4M -$9.39M -157,573 -45%
New York State Common Retirement Fund
60
New York State Common Retirement Fund
New York
$11.2M +$5.97M +100,187 +115%
Susquehanna International Group
61
Susquehanna International Group
Pennsylvania
$10.9M +$353K +5,915 +3%
FCM
62
Frontier Capital Management
Massachusetts
$10.4M -$1.54M -25,866 -13%
Morgan Stanley
63
Morgan Stanley
New York
$9.18M +$3.19M +53,492 +53%
JGC
64
J. Goldman & Co
New York
$9.09M +$9.09M +152,477 New
California Public Employees Retirement System
65
California Public Employees Retirement System
California
$8.47M +$466K +7,823 +6%
PHP
66
Parkman Healthcare Partners
Connecticut
$8.05M +$8.05M +134,959 New
ACM
67
Atika Capital Management
New York
$7.81M -$656K -11,000 -8%
NCGI
68
Next Century Growth Investors
Minnesota
$7.7M +$3.67M +61,648 +91%
PCA
69
Prospect Capital Advisors
California
$7.62M +$7.62M +127,900 New
Fuller & Thaler Asset Management
70
Fuller & Thaler Asset Management
California
$7.54M -$209K -3,501 -3%
PC
71
Pier Capital
Connecticut
$7.51M +$1.01M +16,953 +16%
Axa
72
Axa
France
$7.41M +$5.63M +94,516 +317%
WBC
73
Westpac Banking Corp
Australia
$7.3M +$894K +15,000 +14%
OAM
74
Oberweis Asset Management
Illinois
$6.55M -$5.33M -89,470 -45%
Royal Bank of Canada
75
Royal Bank of Canada
Ontario, Canada
$6.51M -$5.28M -88,533 -45%
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