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Tandem Diabetes Care
TNDM

Overview Fund Activity

279 hedge funds and large institutions have $3.6B invested in Tandem Diabetes Care in 2020 Q1 according to their latest regulatory filings, with 54 funds opening new positions, 80 increasing their positions, 106 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
279
Holders Change
-5
Holders Change %
-1.76%
% of All Funds
6.16%
Holding in Top 10
8
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.18%
New
54
Increased
80
Reduced
106
Closed
55
Calls
$35.8M
Puts
$36.6M
Net Calls
-$758K
Net Calls Change
-$7.24M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$437M
2
Fidelity Investments
Fidelity Investments
Massachusetts
$358M
3
Invesco
Invesco
Georgia
$107M
4
RI
RTW Investments
New York
$28.6M
5
Westfield Capital Management
Westfield Capital Management
Massachusetts
$19.3M

Top Sellers

1
O
OrbiMed
New York
$0
2
DM
Deerfield Management
New York
$26.6M
3
CCM
Consonance Capital Management
New York
$0
4
FAM
Fred Alger Management
New York
$60.2M
5
TCM
TimesSquare Capital Management
New York
$56.4M
Name Holding Trade Value Shares
Change 		Shares
Change %
SSB
276
Sandy Spring Bank
Maryland
$1K +$1K +20 New
O
277
OrbiMed
New York
– -$68M -1,141,390 Closed
CCM
278
Consonance Capital Management
New York
– -$32.8M -550,956 Closed
Millennium Management
279
Millennium Management
New York
– -$21.3M -357,720 Closed
PA
280
Perceptive Advisors
New York
– -$18.5M -310,000 Closed
GPP
281
Great Point Partners
Connecticut
– -$14.9M -250,000 Closed
TGHSA
282
TPG Group Holdings (SBS) Advisors
Texas
– -$14.9M -249,620 Closed
Lord, Abbett & Co
283
Lord, Abbett & Co
New Jersey
– -$12.9M -217,061 Closed
PHP
284
Parkman Healthcare Partners
Connecticut
– -$8.05M -134,959 Closed
PCA
285
Prospect Capital Advisors
California
– -$7.62M -127,900 Closed
Arrowstreet Capital
286
Arrowstreet Capital
Massachusetts
– -$5.51M -92,500 Closed
OCM
287
Osterweis Capital Management
California
– -$3.91M -65,665 Closed
CAM
288
ClariVest Asset Management
California
– -$1.82M -30,532 Closed
PP
289
Paloma Partners
Connecticut
– -$1.73M -29,002 Closed
MWNA
290
Marshall Wace North America
New York
– -$1.66M -27,763 Closed
ECM
291
Endurant Capital Management
California
– -$1.27M -21,361 Closed
3C
292
361 Capital
Colorado
– -$1.2M -20,187 Closed
Assenagon Asset Management
293
Assenagon Asset Management
Luxembourg
– -$1M -16,814 Closed
CEP
294
Chicago Equity Partners
Illinois
– -$860K -14,430 Closed
AAP
295
Ardsley Advisory Partners
Connecticut
– -$715K -12,000 Closed
AI
296
Atom Investors
Texas
– -$714K -11,974 Closed
GIPM
297
G2 Investment Partners Management
New York
– -$517K -8,671 Closed
WCM
298
Weld Capital Management
New York
– -$507K -8,512 Closed
BAM
299
Blueshift Asset Management
New Jersey
– -$469K -7,869 Closed
GAM
300
Grandview Asset Management
Pennsylvania
– -$466K -7,733 Closed
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