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Tandem Diabetes Care
TNDM

Overview Fund Activity

226 hedge funds and large institutions have $1.45B invested in Tandem Diabetes Care in 2023 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 80 increasing their positions, 89 reducing their positions, and 44 closing their positions.

Holders
226
Holders Change
-20
Holders Change %
-8.13%
% of All Funds
3.6%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
26
Increased
80
Reduced
89
Closed
44
Calls
$7.01M
Puts
$7.98M
Net Calls
-$964K
Net Calls Change
+$1.4M

Top Buyers

1
EC
1
Eminence Capital
New York
$114M
2
ACH
2
ArrowMark Colorado Holdings
Colorado
$33.9M
3
FLAM
3
First Light Asset Management
Minnesota
$29.9M
4
Jennison Associates
4
Jennison Associates
New York
$23.3M
5
CC
5
Chicago Capital
Illinois
$18.8M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$62.1M
2
OCA
2
Octagon Capital Advisors
New York
$0
3
Millennium Management
3
Millennium Management
New York
$10.5M
4
BNP Paribas Asset Management
4
BNP Paribas Asset Management
France
$0
5
Marshall Wace
5
Marshall Wace
United Kingdom
$3.72M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$184M 8,856,487 -113,740 -1%
Vanguard Group
2
Vanguard Group
Pennsylvania
$145M 7,003,335 -9,568 -0.1%
Capital World Investors
3
Capital World Investors
California
$136M 6,545,338 +59,311 +0.9%
EC
4
Eminence Capital
New York
$114M 5,490,017 +2,372,458 +76%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$62.1M 2,992,067 -1,568,238 -34%
Janus Henderson Group
6
Janus Henderson Group
United Kingdom
$55.5M 2,671,231 +586,832 +28%
State Street
7
State Street
Massachusetts
$45.1M 2,169,844 -87,584 -4%
BG
8
Bellevue Group
Switzerland
$44.5M 2,142,769 +49,835 +2%
Capital International Investors
9
Capital International Investors
California
$37.3M 1,794,187 +558,943 +45%
ACH
10
ArrowMark Colorado Holdings
Colorado
$33.9M 1,631,544 +1,631,544 New
CIP
11
Champlain Investment Partners
Vermont
$33.6M 1,615,879 -2,841 -0.2%
BCM
12
Brown Capital Management
Maryland
$32.5M 1,564,542 -27,187 -2%
PIM
13
Paradice Investment Management
Colorado
$31.6M 1,520,065 +293,250 +24%
FLAM
14
First Light Asset Management
Minnesota
$29.9M 1,440,966 +840,199 +140%
Jennison Associates
15
Jennison Associates
New York
$23.3M 1,122,915 +804,488 +253%
Voloridge Investment Management
16
Voloridge Investment Management
Florida
$21.8M 1,047,963 +170,932 +19%
Two Sigma Advisers
17
Two Sigma Advisers
New York
$21.4M 1,030,383 -183,100 -15%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$20.8M 999,311 +25,959 +3%
SIMG
19
Stephens Investment Management Group
Texas
$20.5M 989,095 -21,486 -2%
CC
20
Chicago Capital
Illinois
$18.8M 904,410 +791,336 +700%
Jacobs Levy Equity Management
21
Jacobs Levy Equity Management
New Jersey
$16.5M 793,488 +2,633 +0.3%
Two Sigma Investments
22
Two Sigma Investments
New York
$16.2M 780,534 -427,271 -35%
Morgan Stanley
23
Morgan Stanley
New York
$16.1M 774,643 +371,356 +92%
Citadel Advisors
24
Citadel Advisors
Florida
$13.4M 645,364 +474,239 +277%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$10.7M 514,657 -888 -0.2%
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