Balyasny Asset Management’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
$145M Buy
145,123
+100,146
+223% +$97.6M 0.19% 104
2025
Q4
$38.8M Buy
44,977
+43,560
+3,074% +$39.5M 0.05% 433
2025
Q3
$1.31M Sell
1,417
-51,344
-97% -$49.2M ﹤0.01% 2003
2025
Q2
$52.2M Sell
52,761
-53,293
-50% -$53M 0.08% 313
2025
Q1
$100M Buy
106,054
+101,119
+2,049% +$98.6M 0.17% 128
2024
Q4
$4.52M Sell
4,935
-157,811
-97% -$146M 0.01% 1331
2024
Q3
$144M Buy
162,746
+31,310
+24% +$27.2M 0.24% 79
2024
Q2
$112M Buy
131,436
+126,811
+2,742% +$99M 0.2% 101
2024
Q1
$3.39M Sell
4,625
-4,632
-50% -$3.31M 0.01% 1363
2023
Q4
$6.11M Sell
9,257
-11,893
-56% -$7.05M 0.01% 1052
2023
Q3
$11.9M Sell
21,150
-39,164
-65% -$21.6M 0.02% 779
2023
Q2
$32.5M Buy
60,314
+47,196
+360% +$23.9M 0.07% 376
2023
Q1
$6.52M Sell
13,118
-31,986
-71% -$15.7M 0.02% 969
2022
Q4
$20.6M Sell
45,104
-94,047
-68% -$46M 0.06% 479
2022
Q3
$65.7M Buy
139,151
+69,536
+100% +$36.2M 0.2% 106
2022
Q2
$33.4M Sell
69,615
-18,163
-21% -$9.21M 0.11% 260
2022
Q1
$50.5M Buy
+87,778
New +$46.1M 0.16% 138
2020
Q4
Sell
-154,573
Closed -$54.9M 1380
2020
Q3
$54.9M Sell
154,573
-28,930
-16% -$9.72M 0.4% 42
2020
Q2
$55.6M Buy
+183,503
New +$55.8M 0.48% 31
2019
Q4
Sell
-87,235
Closed -$25.1M 1197
2019
Q3
$25.1M Buy
87,235
+64,183
+278% +$18.1M 0.17% 186
2019
Q2
$6.09M Buy
23,052
+13,701
+147% +$3.41M 0.04% 536
2019
Q1
$2.26M Sell
9,351
-9,643
-51% -$2.11M 0.02% 785
2018
Q4
$3.87M Buy
+18,994
New +$4.24M 0.03% 556
2018
Q3
Sell
-19,590
Closed -$4.09M 1713
2018
Q2
$4.09M Buy
+19,590
New +$3.87M 0.02% 722
2018
Q1
Sell
-1,630
Closed -$303K 1990
2017
Q4
$303K Sell
1,630
-555
-25% -$95.8K ﹤0.01% 1734
2017
Q3
$359K Sell
2,185
-9,848
-82% -$1.55M ﹤0.01% 1455
2017
Q2
$1.92M Buy
12,033
+10,631
+758% +$1.83M 0.01% 950
2017
Q1
$235K Sell
1,402
-547,366
-100% -$91.7M ﹤0.01% 1449
2016
Q4
$87.9M Buy
548,768
+536,057
+4,217% +$81.8M 0.47% 29
2016
Q3
$1.94M Sell
12,711
-5,989
-32% -$968K 0.01% 615
2016
Q2
$2.94M Sell
18,700
-10,000
-35% -$1.51M 0.02% 615
2016
Q1
$4.52M Sell
28,700
-246,505
-90% -$37.4M 0.03% 563
2015
Q4
$44.4M Sell
275,205
-192,456
-41% -$30.4M 0.31% 92
2015
Q3
$67.6M Buy
467,661
+410,161
+713% +$58.5M 0.5% 37
2015
Q2
$7.77M Buy
57,500
+20,400
+55% +$2.93M 0.05% 473
2015
Q1
$5.62M Buy
37,100
+20,000
+117% +$2.93M 0.05% 456
2014
Q4
$2.42M Sell
17,100
-182,900
-91% -$24.9M 0.02% 537
2014
Q3
$25.1M Sell
200,000
-164,631
-45% -$19.9M 0.19% 131
2014
Q2
$42M Buy
+364,631
New +$41.8M 0.47% 34

Other funds holding COST

Balyasny Asset Management's COST Position: Q1 2026 in Review

Balyasny Asset Management increased its Costco (COST) stake by 223% in Q1 2026, buying an estimated $97.6M and bringing the position to 145,123 shares worth $145M. The position accounts for 0.19% of the portfolio, ranked #104.

Balyasny Asset Management first reported a position in COST in Q2 2014 and has held it in 39 quarters since. 4,238 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Balyasny Asset Management held 145,123 shares of Costco worth $145M as of Q1 2026.
  • Balyasny Asset Management bought 100,146 Costco shares in Q1 2026, an estimated $97.6M.
  • Costco made up 0.19% of Balyasny Asset Management's portfolio in Q1 2026, its #104 holding.
  • Balyasny Asset Management first reported a position in Costco in Q2 2014 and has held it in 39 quarters since.
  • 4,238 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Balyasny Asset Management's 13F filing for Q1 2026, filed 15 May 2026.