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Tandem Diabetes Care
TNDM

Overview Fund Activity

308 hedge funds and large institutions have $5.59B invested in Tandem Diabetes Care in 2020 Q4 according to their latest regulatory filings, with 50 funds opening new positions, 111 increasing their positions, 104 reducing their positions, and 59 closing their positions.

Holders
308
Holders Change
-13
Holders Change %
-4.05%
% of All Funds
5.46%
Holding in Top 10
6
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-25%
% of All Funds
0.11%
New
50
Increased
111
Reduced
104
Closed
59
Calls
$121M
Puts
$62.6M
Net Calls
+$58.8M
Net Calls Change
-$23.4M

Top Buyers

1
JSP
1
Jackson Square Partners
California
$305M
2
Capital World Investors
2
Capital World Investors
California
$294M
3
DMPV
3
Delphi Management Partners VIII
California
$95.7M
4
CS
4
Credit Suisse
Switzerland
$135M
5
SEI Investments
5
SEI Investments
Pennsylvania
$52.8M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$217M
2
HRCM
2
Hood River Capital Management
Florida
$0
3
EAM
3
Eagle Asset Management
Florida
$35.3M
4
WRF
4
Waddell & Reed Financial
Kansas
$83.8M
5
DCM
5
Driehaus Capital Management
Illinois
$856K
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$597M 6,239,886 +259,640 +4%
Vanguard Group
2
Vanguard Group
Pennsylvania
$504M 5,267,388 +193,793 +4%
BlackRock
3
BlackRock
New York
$333M 3,479,490 +54,376 +2%
JSP
4
Jackson Square Partners
California
$305M 3,186,987 +3,186,987 New
Capital World Investors
5
Capital World Investors
California
$294M 3,072,964 +1,518,075 +98%
Wellington Management Group
6
Wellington Management Group
Massachusetts
$217M 2,264,434 -1,365,111 -38%
Invesco
7
Invesco
Georgia
$168M 1,752,679 +141,373 +9%
CS
8
Credit Suisse
Switzerland
$135M 1,405,725 +658,890 +88%
GGHC
9
Gilder Gagnon Howe & Co
New York
$133M 1,390,517 -9,844 -0.7%
T. Rowe Price Associates
10
T. Rowe Price Associates
Maryland
$131M 1,371,380 +42,692 +3%
VOYA Investment Management
11
VOYA Investment Management
Georgia
$130M 1,355,246 +304,590 +29%
FAM
12
Fred Alger Management
New York
$127M 1,325,951 -63,116 -5%
Federated Hermes
13
Federated Hermes
Pennsylvania
$122M 1,273,925 -30,809 -2%
BCM
14
Brown Capital Management
Maryland
$117M 1,223,209 +4,468 +0.4%
DMPV
15
Delphi Management Partners VIII
California
$95.7M 1,000,000 +1,000,000 New
WRF
16
Waddell & Reed Financial
Kansas
$83.8M 876,155 -379,846 -30%
State Street
17
State Street
Massachusetts
$80M 836,107 +48,161 +6%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$71.4M 746,173 +58,692 +9%
American Century Companies
19
American Century Companies
Missouri
$65.2M 681,250 +19,034 +3%
RI
20
RTW Investments
New York
$63.2M 660,982 +57,501 +10%
TCM
21
TimesSquare Capital Management
New York
$61.6M 643,300 +64,270 +11%
Norges Bank
22
Norges Bank
Norway
$59.1M 617,583 -32,859 -5%
Goldman Sachs
23
Goldman Sachs
New York
$58.2M 608,582 -6,552 -1%
SIMG
24
Stephens Investment Management Group
Texas
$56.1M 586,506 -13,478 -2%
SEI Investments
25
SEI Investments
Pennsylvania
$52.8M 552,088 +502,903 +1,022%
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