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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 %
AIMCA
301
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
– -$478K -8,100 Closed
CMI
302
Clare Market Investments
Texas
– -$467K -7,925 Closed
SPC
303
Sigma Planning Corp
Michigan
– -$400K -6,784 Closed
D.E. Shaw & Co
304
D.E. Shaw & Co
New York
– -$353K -5,983 Closed
Wolverine Trading
305
Wolverine Trading
Illinois
– -$310K -5,270 Closed
NICM
306
Neo Ivy Capital Management
New York
– -$373K -5,153 Closed
VF
307
Virtu Financial
New York
– -$301K -5,095 Closed
CIM
308
CIM Investment Management
Pennsylvania
– -$283K -4,796 Closed
TCM
309
Tuttle Capital Management
Connecticut
– -$303K -4,188 Closed
GAM
310
Gotham Asset Management
New York
– -$204K -3,464 Closed
AG
311
Aperio Group
California
– -$202K -3,428 Closed
QT
312
Quantamental Technologies
New York
– -$191K -3,246 Closed
ASN
313
Advisory Services Network
Georgia
– -$200K -3,095 Closed
CIP
314
Convergence Investment Partners
Florida
– -$157K -2,655 Closed
SI
315
Stephens Inc
Arkansas
– -$103K -1,750 Closed
CAPTRUST Financial Advisors
316
CAPTRUST Financial Advisors
North Carolina
– -$68K -1,155 Closed
SWP
317
Strategic Wealth Partners
Ohio
– -$55 -1,000 Closed
MAM
318
Meeder Asset Management
Ohio
– -$52K -895 Closed
PRC
319
Pearl River Capital
Michigan
– -$46K -773 Closed
FQ
320
First Quadrant
California
– -$34K -574 Closed
AIC
321
Ameritas Investment Company
Nebraska
– -$21K -350 Closed
Acadian Asset Management
322
Acadian Asset Management
Massachusetts
– -$9K -161 Closed
PHK
323
Point72 Hong Kong
Hong Kong
– -$2K -32 Closed
HR
324
Howe & Rusling
New York
– -$1K -25 Closed
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