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Geospace Technologies

Name Holding Trade Value Shares
Change
Change in
Stake
DGI
1
Disciplined Growth Investors
Minnesota
$10.6M -$195K -35,120 -2%
TCM
2
Tieton Capital Management
Washington
$5.42M -$437K -78,744 -9%
Vanguard Group
3
Vanguard Group
Pennsylvania
$5.33M +$2.19M +395,786 +110%
MC
4
Moors & Cabot
Massachusetts
$5.23M +$247K +44,550 +6%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$3.92M +$3.08M +556,275 New
BlackRock
6
BlackRock
New York
$1.71M -$100K -18,070 -7%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$881K +$6 +1 +0%
EIM
8
Essex Investment Management
Massachusetts
$624K
RC
9
RBF Capital
California
$422K
GWI
10
Grace & White Inc
New York
$419K
Acadian Asset Management
11
Acadian Asset Management
Massachusetts
$352K +$167K +30,114 +151%
MAM
12
Marquette Asset Management
Minnesota
$331K
State Street
13
State Street
Massachusetts
$312K
Citadel Advisors
14
Citadel Advisors
Florida
$291K +$120K +21,566 +110%
IIM
15
Ironwood Investment Management
Massachusetts
$289K +$19.7K +3,558 +10%
Northern Trust
16
Northern Trust
Illinois
$283K -$22.3K -4,030 -9%
PCM
17
Perritt Capital Management
Illinois
$282K
BCM
18
Bridgeway Capital Management
Texas
$259K -$85.9K -15,500 -30%
Millennium Management
19
Millennium Management
New York
$234K +$96K +17,321 +110%
Bank of New York Mellon
20
Bank of New York Mellon
New York
$219K
Renaissance Technologies
21
Renaissance Technologies
New York
$181K +$54.9K +9,900 +63%
MAA
22
Mraz Amerine & Associates
California
$170K +$416 +75 +0.3%
PA
23
Pinnacle Associates
New York
$99.1K
Bank of America
24
Bank of America
North Carolina
$50.1K +$39.2K +7,079 +25,282%
Simplex Trading
25
Simplex Trading
Illinois
$17K +$13.6K +2,451 New