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Mesa Laboratories

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$145M +$83.2M +357,398 +152%
CCA
2
Conestoga Capital Advisors
Pennsylvania
$111M +$3.38M +14,516 +3%
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$66M -$2.81M -12,060 -4%
Vanguard Group
4
Vanguard Group
Pennsylvania
$55.2M +$11.6M +49,651 +28%
RIM
5
Ranger Investment Management
Texas
$42.1M -$156K -672 -0.4%
Kayne Anderson Rudnick Investment Management
6
Kayne Anderson Rudnick Investment Management
California
$36.9M -$816K -3,502 -2%
State Street
7
State Street
Massachusetts
$34.4M +$17.4M +74,608 +113%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$33.8M -$118K -508 -0.4%
RA
9
Royce & Associates
New York
$29.4M +$3.8M +16,305 +16%
ACM
10
Atlanta Capital Management
Georgia
$27.5M -$1.82M -7,803 -6%
Northern Trust
11
Northern Trust
Illinois
$17M +$909K +3,905 +6%
Artisan Partners
12
Artisan Partners
Wisconsin
$16.1M +$15.3M +65,896 New
TAM
13
THB Asset Management
Connecticut
$14.5M -$176K -757 -1%
Massachusetts Financial Services
14
Massachusetts Financial Services
Massachusetts
$13.2M -$4.5M -19,327 -26%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$13.2M +$2.67M +11,485 +27%
Renaissance Technologies
16
Renaissance Technologies
New York
$11.4M -$1.65M -7,100 -13%
Ameriprise
17
Ameriprise
Minnesota
$10.9M -$1.77M -7,607 -15%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$10.8M +$6.15M +26,405 +147%
NTCM
19
Nine Ten Capital Management
Illinois
$10.8M
Goldman Sachs
20
Goldman Sachs
New York
$8.46M +$7.68M +32,985 +2,013%
Luther King Capital Management (LKCM)
21
Luther King Capital Management (LKCM)
Texas
$7.91M -$2.64M -11,340 -26%
Principal Financial Group
22
Principal Financial Group
Iowa
$7.58M +$7.23M +31,039 New
KTC
23
Kistler-Tiffany Companies
Pennsylvania
$7.19M +$6.54M +28,085 +2,073%
WA
24
Wasatch Advisors
Utah
$6.92M -$2.56K -11 -0%
Wellington Management Group
25
Wellington Management Group
Massachusetts
$6.86M +$304K +1,305 +5%