YMRC
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Yorktown Management & Research Company’s Mesa Laboratories MLAB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2021
Q2
Sell
-4,200
Closed -$1.02M 254
2021
Q1
$1.02M Hold
4,200
0.85% 23
2020
Q4
$1.2M Hold
4,200
1.08% 13
2020
Q3
$1.07M Buy
4,200
+2,481
+144% +$632K 1% 10
2020
Q2
$373K Buy
+1,719
New +$373K 0.33% 84
2020
Q1
Sell
-5,000
Closed -$1.25M 284
2019
Q4
$1.25M Hold
5,000
0.67% 28
2019
Q3
$1.19M Hold
5,000
0.64% 21
2019
Q2
$1.22M Buy
5,000
+843
+20% +$206K 0.46% 47
2019
Q1
$958K Hold
4,157
0.31% 80
2018
Q4
$866K Buy
4,157
+247
+6% +$51.5K 0.29% 91
2018
Q3
$726K Buy
3,910
+346
+10% +$64.2K 0.21% 127
2018
Q2
$752K Buy
3,564
+464
+15% +$97.9K 0.22% 121
2018
Q1
$460K Hold
3,100
0.14% 148
2017
Q4
$385K Hold
3,100
0.11% 182
2017
Q3
$463K Buy
+3,100
New +$463K 0.12% 118