Dynamic Technology Lab’s Costco COST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.56M Buy
+1,567
New +$1.53M 0.25% 77
2025
Q4
Sell
-1,290
Closed -$1.19M 812
2025
Q3
$1.19M Buy
+1,290
New +$1.24M 0.2% 147
2025
Q2
Sell
-817
Closed -$772K 995
2025
Q1
$772K Buy
817
+378
+86% +$369K 0.11% 298
2024
Q4
$402K Buy
+439
New +$407K 0.06% 537
2024
Q3
Sell
-1,281
Closed -$1.09M 1058
2024
Q2
$1.09M Sell
1,281
-1,660
-56% -$1.3M 0.12% 280
2024
Q1
$2.15M Sell
2,941
-2,490
-46% -$1.78M 0.23% 98
2023
Q4
$3.58M Buy
+5,431
New +$3.22M 0.38% 28
2023
Q1
Sell
-4,961
Closed -$2.27M 1154
2022
Q4
$2.27M Buy
+4,961
New +$2.42M 0.23% 108
2022
Q2
Sell
-494
Closed -$284K 1194
2022
Q1
$284K Buy
+494
New +$259K 0.03% 809
2021
Q1
Sell
-3,111
Closed -$1.17M 1190
2020
Q4
$1.17M Buy
3,111
+969
+45% +$362K 0.19% 129
2020
Q3
$760K Sell
2,142
-747
-26% -$251K 0.12% 282
2020
Q2
$876K Sell
2,889
-7,753
-73% -$2.36M 0.13% 250
2020
Q1
$3.03M Buy
10,642
+8,707
+450% +$2.64M 0.59% 5
2019
Q4
$569K Sell
1,935
-6,211
-76% -$1.85M 0.09% 387
2019
Q3
$2.35M Buy
+8,146
New +$2.29M 0.41% 10
2017
Q3
Sell
-16,040
Closed -$2.56M 1082
2017
Q2
$2.56M Buy
+16,040
New +$2.76M 0.48% 5
2017
Q1
Sell
-19,087
Closed -$3.06M 999
2016
Q4
$3.06M Buy
19,087
+11,055
+138% +$1.69M 0.82% 1
2016
Q3
$1.23M Buy
8,032
+2,607
+48% +$421K 0.33% 22
2016
Q2
$851K Buy
+5,425
New +$822K 0.23% 76
2015
Q3
Sell
-3,585
Closed -$484K 840
2015
Q2
$484K Buy
+3,585
New +$515K 0.17% 189
2015
Q1
Sell
-3,961
Closed -$561K 697
2014
Q4
$561K Buy
+3,961
New +$538K 0.28% 63
2014
Q3
Sell
-3,417
Closed -$394K 670
2014
Q2
$394K Buy
+3,417
New +$392K 0.19% 187
2013
Q4
Sell
-2,964
Closed -$341K 554
2013
Q3
$341K Buy
+2,964
New +$342K 0.27% 107

Other funds holding COST

Dynamic Technology Lab's COST Position: Q1 2026 in Review

Dynamic Technology Lab opened a new position in Costco (COST) in Q1 2026: 1,567 shares worth $1.56M. The stake represents 0.25% of the portfolio and ranks #77 among its holdings. This is a return to the name: Dynamic Technology Lab previously reported a position in COST as recently as Q3 2025.

Dynamic Technology Lab first reported a position in COST in Q3 2013 and has held it in 23 quarters since. The position peaked at $3.58M in Q4 2023. 4,236 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Dynamic Technology Lab held 1,567 shares of Costco worth $1.56M as of Q1 2026.
  • Costco was a new Dynamic Technology Lab position in Q1 2026.
  • Costco made up 0.25% of Dynamic Technology Lab's portfolio in Q1 2026, its #77 holding.
  • Dynamic Technology Lab first reported a position in Costco in Q3 2013 and has held it in 23 quarters since.
  • Dynamic Technology Lab's Costco position peaked at $3.58M in Q4 2023.
  • 4,236 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Dynamic Technology Lab's 13F filing for Q1 2026, filed 15 May 2026.