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Alpha Pro Tech

Name Holding Trade Value Shares
Change
Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.3M
NIM
2
Needham Investment Management
New York
$3.06M
Renaissance Technologies
3
Renaissance Technologies
New York
$2.7M -$139K -25,916 -5%
BlackRock
4
BlackRock
New York
$1.36M +$257 +48 +0%
LTAS
5
Linden Thomas Advisory Services
North Carolina
$938K +$147K +27,457 +17%
Acadian Asset Management
6
Acadian Asset Management
Massachusetts
$741K -$30.5K -5,712 -4%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$719K +$12.6K +2,358 +2%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$487K +$3.86K +722 +0.7%
BCM
9
Bridgeway Capital Management
Texas
$385K +$5 +1 +0%
Arrowstreet Capital
10
Arrowstreet Capital
Massachusetts
$292K -$12.9K -2,422 -4%
Citadel Advisors
11
Citadel Advisors
Florida
$275K +$136K +25,486 +87%
State Street
12
State Street
Massachusetts
$235K -$2.67K -500 -1%
EIM
13
Essex Investment Management
Massachusetts
$174K -$59 -11 -0%
Morgan Stanley
14
Morgan Stanley
New York
$120K +$28K +5,234 +28%
Jane Street
15
Jane Street
New York
$117K +$125K +23,314 New
Northern Trust
16
Northern Trust
Illinois
$113K -$2.05K -383 -2%
Susquehanna International Group
17
Susquehanna International Group
Pennsylvania
$105K +$113K +21,049 New
Osaic Holdings
18
Osaic Holdings
Arizona
$102K +$5.88K +1,100 +6%
OSAM
19
O'Shaughnessy Asset Management
Connecticut
$94K -$175K -32,761 -64%
CSC
20
Caldwell Sutter Capital
California
$81.2K
T. Rowe Price Associates
21
T. Rowe Price Associates
Maryland
$80K
CCIA
22
Campbell & Co Investment Adviser
Maryland
$61.2K +$65.4K +12,242 New
AF
23
Allworth Financial
California
$44.8K
Bank of America
24
Bank of America
North Carolina
$29.4K +$1.36K +254 +5%
Group One Trading
25
Group One Trading
Illinois
$22.8K +$24.4K +4,567 New