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Allegro MicroSystems

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$498M -$117M -5,479,320 -19%
Vanguard Group
2
Vanguard Group
Pennsylvania
$308M -$13.6M -636,594 -4%
BlackRock
3
BlackRock
New York
$257M -$23.1M -1,085,798 -8%
JP Morgan Chase
4
JP Morgan Chase
New York
$230M -$10.5M -492,121 -4%
State Street
5
State Street
Massachusetts
$128M +$8.33M +391,193 +7%
Capital Research Global Investors
6
Capital Research Global Investors
California
$126M +$7.54M +353,776 +7%
Wellington Management Group
7
Wellington Management Group
Massachusetts
$87.3M +$19.9M +934,048 +31%
ClearBridge Investments
8
ClearBridge Investments
New York
$74M -$11.7M -547,074 -14%
Adage Capital Partners
9
Adage Capital Partners
Massachusetts
$59.8M +$19.4M +911,993 +50%
Morgan Stanley
10
Morgan Stanley
New York
$58.1M +$13.2M +619,904 +30%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$51.7M -$4.19M -196,900 -8%
Principal Financial Group
12
Principal Financial Group
Iowa
$49.7M -$4.87M -228,482 -9%
Westfield Capital Management
13
Westfield Capital Management
Massachusetts
$49.1M +$4.97M +233,191 +12%
PP
14
Paloma Partners
Connecticut
$46M +$34M +1,594,170 +313%
Invesco
15
Invesco
Georgia
$45.7M -$24.8M -1,166,514 -36%
T. Rowe Price Investment Management
16
T. Rowe Price Investment Management
Maryland
$45.2M +$10.5M +491,173 +31%
ACM
17
Analog Century Management
New York
$43.8M +$6.22M +291,990 +17%
WP
18
Woodline Partners
California
$40.1M +$6.08M +285,573 +18%
Dimensional Fund Advisors
19
Dimensional Fund Advisors
Texas
$37.6M +$8.62M +404,761 +31%
SSA
20
Schonfeld Strategic Advisors
New York
$35.4M +$34.5M +1,620,888 New
Citadel Advisors
21
Citadel Advisors
Florida
$34.4M +$5.01M +235,410 +18%
Macquarie Group
22
Macquarie Group
Australia
$32.3M +$1.46M +68,505 +5%
Two Sigma Investments
23
Two Sigma Investments
New York
$31.4M +$1.16M +54,485 +4%
Artisan Partners
24
Artisan Partners
Wisconsin
$31.2M -$1.89M -88,845 -6%
UBS Group
25
UBS Group
Switzerland
$29.3M +$21.6M +1,012,976 +308%