MAM
STMP

Martingale Asset Management’s Stamps.com, Inc. STMP Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2021
Q3
Sell
-3,211
Closed -$644K 965
2021
Q2
$644K Sell
3,211
-1
-0% -$201 0.01% 526
2021
Q1
$642K Buy
3,212
+202
+7% +$40.4K 0.01% 541
2020
Q4
$591K Sell
3,010
-7,500
-71% -$1.47M 0.01% 578
2020
Q3
$2.53M Buy
10,510
+2,600
+33% +$627K 0.03% 363
2020
Q2
$1.45M Buy
7,910
+3,404
+76% +$626K 0.02% 631
2020
Q1
$587K Sell
4,506
-4,604
-51% -$600K 0.01% 790
2019
Q4
$761K Sell
9,110
-7,900
-46% -$660K 0.01% 818
2019
Q3
$1.27M Sell
17,010
-3,005
-15% -$224K 0.01% 713
2019
Q2
$907K Buy
+20,015
New +$907K 0.01% 792
2019
Q1
Sell
-25,104
Closed -$3.91M 1095
2018
Q4
$3.91M Sell
25,104
-303
-1% -$47.2K 0.05% 379
2018
Q3
$5.75M Buy
25,407
+3,003
+13% +$679K 0.07% 288
2018
Q2
$5.67M Buy
22,404
+5,600
+33% +$1.42M 0.07% 292
2018
Q1
$3.38M Buy
16,804
+6,000
+56% +$1.21M 0.04% 400
2017
Q4
$2.03M Sell
10,804
-1,798
-14% -$338K 0.03% 537
2017
Q3
$2.55M Buy
+12,602
New +$2.55M 0.03% 498
2015
Q4
Sell
-4,193
Closed -$311K 922
2015
Q3
$311K Sell
4,193
-18,176
-81% -$1.35M 0.01% 735
2015
Q2
$1.65M Sell
22,369
-3,603
-14% -$265K 0.04% 361
2015
Q1
$1.75M Sell
25,972
-12,154
-32% -$818K 0.04% 356
2014
Q4
$1.83M Sell
38,126
-4,303
-10% -$207K 0.05% 345
2014
Q3
$1.35M Buy
42,429
+31,811
+300% +$1.01M 0.04% 379
2014
Q2
$358K Sell
10,618
-400
-4% -$13.5K 0.01% 755
2014
Q1
$370K Sell
11,018
-900
-8% -$30.2K 0.01% 740
2013
Q4
$502K Buy
11,918
+1,212
+11% +$51.1K 0.02% 773
2013
Q3
$492K Buy
10,706
+1,503
+16% +$69.1K 0.02% 752
2013
Q2
$363K Buy
+9,203
New +$363K 0.01% 814