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Tandem Diabetes Care

Name Holding Trade Value Shares
Change
Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$327M +$1.6M +25,884 +0.5%
BlackRock
2
BlackRock
New York
$255M +$1.51M +24,529 +0.6%
Wellington Management Group
3
Wellington Management Group
Massachusetts
$182M +$59.9M +971,210 +47%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$140M +$92.2M +1,495,259 +176%
Federated Hermes
5
Federated Hermes
Pennsylvania
$86.9M -$3.45M -55,992 -4%
FAM
6
Fred Alger Management
New York
$85.5M -$32.5M -526,697 -27%
DM
7
Deerfield Management
New York
$81.2M +$55.9M +907,011 +200%
State Street
8
State Street
Massachusetts
$79.5M +$1.13M +18,267 +1%
TCM
9
TimesSquare Capital Management
New York
$77.5M +$3.73M +60,475 +5%
GGHC
10
Gilder Gagnon Howe & Co
New York
$73.4M +$37.3M +604,955 +97%
RG
11
Redmile Group
California
$69.9M +$730K +11,831 +1%
O
12
OrbiMed
New York
$68M +$29.4M +477,000 +72%
DMPV
13
Delphi Management Partners VIII
California
$59.6M +$61.7M +1,000,000 New
EAM
14
Eagle Asset Management
Florida
$58.8M -$945K -15,326 -2%
BCM
15
Brown Capital Management
Maryland
$54.2M +$56.1M +909,992 New
Geode Capital Management
16
Geode Capital Management
Massachusetts
$52.4M -$1.32M -21,395 -2%
AAM
17
Ardevora Asset Management
United Kingdom
$52.2M +$10.8M +174,500 +25%
Invesco
18
Invesco
Georgia
$47.1M +$28.8M +466,839 +144%
Goldman Sachs
19
Goldman Sachs
New York
$44.7M +$8.3M +134,544 +22%
CTA
20
Carillon Tower Advisers
Florida
$42.3M
Northern Trust
21
Northern Trust
Illinois
$42.1M -$1.29M -20,864 -3%
Renaissance Technologies
22
Renaissance Technologies
New York
$40.8M -$37.5M -608,727 -47%
CCI
23
Columbus Circle Investors
$39.6M -$6.29M -101,976 -13%
FA
24
Friess Associates
Delaware
$37.4M +$7.72M +125,240 +25%
CS
25
Credit Suisse
Switzerland
$36.3M +$6.22M +100,786 +20%