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Tandem Diabetes Care
TNDM

Overview Fund Activity

42 hedge funds and large institutions have $3.92M invested in Tandem Diabetes Care in 2017 Q4 according to their latest regulatory filings, with 13 funds opening new positions, 3 increasing their positions, 26 reducing their positions, and 17 closing their positions.

Holders
42
Holders Change
-4
Holders Change %
-8.7%
% of All Funds
0.95%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
13
Increased
3
Reduced
26
Closed
17
Calls
$2.14M
Puts
–
Net Calls
+$2.14M
Net Calls Change
+$2.14M

Top Buyers

1
Alyeska Investment Group
1
Alyeska Investment Group
Illinois
$329K
2
UBS Group
2
UBS Group
Switzerland
$90K
3
AFP
3
Ausdal Financial Partners
Iowa
$70K
4
SM
4
Sabby Management
Florida
$65K
5
Barclays
5
Barclays
United Kingdom
$63K

Top Sellers

1
FCM
1
Frontier Capital Management
Massachusetts
$1.12M
2
WA
2
Wasatch Advisors
Utah
$657K
3
TGHSA
3
TPG Group Holdings (SBS) Advisors
Texas
$589K
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$251K
5
BlackRock
5
BlackRock
New York
$99K
Name Market Value Shares Shares
Change 		Shares
Change %
FCM
1
Frontier Capital Management
Massachusetts
$1.12M 472,555 -4,367,797 -90%
WA
2
Wasatch Advisors
Utah
$657K 278,567 -2,863,016 -91%
TGHSA
3
TPG Group Holdings (SBS) Advisors
Texas
$589K 249,620 -2,246,574 -90%
Alyeska Investment Group
4
Alyeska Investment Group
Illinois
$329K 139,196 +139,196 New
Vanguard Group
5
Vanguard Group
Pennsylvania
$251K 106,487 -1,296,562 -92%
Jacobs Levy Equity Management
6
Jacobs Levy Equity Management
New Jersey
$186K 78,886 -159,966 -67%
BlackRock
7
BlackRock
New York
$99K 41,962 -377,438 -90%
UBS Group
8
UBS Group
Switzerland
$90K 38,225 +36,474 +2,083%
WS
9
Wedbush Securities
California
$70K 29,509 -159,368 -84%
AFP
10
Ausdal Financial Partners
Iowa
$70K 29,650 +29,650 New
SM
11
Sabby Management
Florida
$65K 27,487 +27,487 New
VF
12
Virtu Financial
New York
$64K 27,308 -72,259 -73%
Renaissance Technologies
13
Renaissance Technologies
New York
$63K 26,850 -218,450 -89%
Barclays
14
Barclays
United Kingdom
$63K 26,800 +26,800 New
KeyBank National Association
15
KeyBank National Association
Ohio
$50K 21,353 -192,170 -90%
Creative Planning
16
Creative Planning
Kansas
$42K 18,000 +18,000 New
Geode Capital Management
17
Geode Capital Management
Massachusetts
$40K 16,996 -163,567 -91%
ARTA
18
A.R.T. Advisors
New York
$23K 10,019 +10,019 New
TFO
19
Tarbox Family Office
California
$14K 5,970 +5,970 New
FMT
20
First Mercantile Trust
Tennessee
$9K 3,897 -54,464 -93%
Group One Trading
21
Group One Trading
Illinois
$7K 3,046 -27,405 -90%
PSC
22
Piper Sandler & Co
Minnesota
$6K 2,523 +2,523 New
CG
23
Cutler Group
California
$3K 1,600 -14,400 -90%
Citigroup
24
Citigroup
New York
$2K 1,000 -9,000 -90%
MAM
25
Meeder Asset Management
Ohio
$2K 866 -1,723 -67%
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