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Tandem Diabetes Care

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$147M +$16.6M +1,229,913 +11%
Vanguard Group
2
Vanguard Group
Pennsylvania
$85.7M -$4.15M -306,516 -4%
SC
3
Sessa Capital
New York
$60.7M
ACH
4
ArrowMark Colorado Holdings
Colorado
$44.8M +$13.4M +991,649 +37%
GKIM
5
GW&K Investment Management
Massachusetts
$33M -$2.28M -168,481 -6%
State Street
6
State Street
Massachusetts
$32.4M +$302K +22,299 +0.8%
HRCM
7
Hood River Capital Management
Florida
$31M -$180K -13,334 -0.5%
PIM
8
Paradice Investment Management
Colorado
$26.7M +$5.81M +429,289 +24%
FGP
9
Freestone Grove Partners
California
$22.7M +$25.3M +1,870,307 New
Geode Capital Management
10
Geode Capital Management
Massachusetts
$19.4M -$109K -8,055 -0.5%
UBS Group
11
UBS Group
Switzerland
$18.3M +$1.63M +120,433 +9%
Jacobs Levy Equity Management
12
Jacobs Levy Equity Management
New Jersey
$18M +$686K +50,646 +4%
Goldman Sachs
13
Goldman Sachs
New York
$17.4M -$6.16M -455,103 -24%
Jennison Associates
14
Jennison Associates
New York
$17.2M -$3.23M -238,826 -14%
Barclays
15
Barclays
United Kingdom
$14.4M +$8.43M +623,055 +110%
Baillie Gifford & Co
16
Baillie Gifford & Co
United Kingdom
$13.6M -$69.5K -5,133 -0.5%
Two Sigma Investments
17
Two Sigma Investments
New York
$13.6M -$1.56M -115,525 -9%
Two Sigma Advisers
18
Two Sigma Advisers
New York
$11.8M +$1.12M +82,800 +9%
Acadian Asset Management
19
Acadian Asset Management
Massachusetts
$11.1M +$7.58M +560,207 +156%
D.E. Shaw & Co
20
D.E. Shaw & Co
New York
$10.6M +$7.29M +538,549 +159%
Fidelity Investments
21
Fidelity Investments
Massachusetts
$10.6M +$4.68M +345,448 +66%
Morgan Stanley
22
Morgan Stanley
New York
$8.95M -$7.15M -527,987 -42%
Millennium Management
23
Millennium Management
New York
$8.57M -$3.56M -263,171 -27%
Northern Trust
24
Northern Trust
Illinois
$8.39M -$129K -9,498 -1%
Royal Bank of Canada
25
Royal Bank of Canada
Ontario, Canada
$8.27M +$1.78M +131,536 +24%