Walleye Trading’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 | $152M | Sell |
152,100
-82,800
| -35% | -$80.7M | 0.25% | 76 |
|
|
2025
Q4 | $203M | Buy |
234,900
+89,400
| +61% | +$81M | 0.29% | 60 |
|
|
2025
Q3 | $135M | Sell |
145,500
-49,300
| -25% | -$47.3M | 0.2% | 86 |
|
|
2025
Q2 | $193M | Buy |
194,800
+71,600
| +58% | +$71.2M | 0.35% | 44 |
|
|
2025
Q1 | $117M | Buy |
123,200
+4,700
| +4% | +$4.58M | 0.27% | 58 |
|
|
2024
Q4 | $109M | Buy |
118,500
+46,300
| +64% | +$43M | 0.23% | 69 |
|
|
2024
Q3 | $64M | Buy |
72,200
+16,200
| +29% | +$14.1M | 0.13% | 133 |
|
|
2024
Q2 | $47.6M | Sell |
56,000
-26,800
| -32% | -$20.9M | 0.11% | 167 |
|
|
2024
Q1 | $60.7M | Sell |
82,800
-17,100
| -17% | -$12.2M | 0.13% | 136 |
|
|
2023
Q4 | $65.9M | Buy |
99,900
+7,000
| +8% | +$4.15M | 0.14% | 118 |
|
|
2023
Q3 | $52.5M | Buy |
92,900
+2,100
| +2% | +$1.16M | 0.14% | 115 |
|
|
2023
Q2 | $48.9M | Buy |
90,800
+400
| +0.4% | +$202K | 0.15% | 112 |
|
|
2023
Q1 | $44.9M | Sell |
90,400
-31,500
| -26% | -$15.4M | 0.1% | 165 |
|
|
2022
Q4 | $55.6M | Buy |
121,900
+27,300
| +29% | +$13.3M | 0.16% | 110 |
|
|
2022
Q3 | $44.7M | Sell |
94,600
-2,400
| -2% | -$1.25M | 0.14% | 123 |
|
|
2022
Q2 | $46.5M | Buy |
97,000
+40,600
| +72% | +$20.6M | 0.15% | 91 |
|
|
2022
Q1 | $32.5M | Buy |
56,400
+13,900
| +33% | +$7.29M | 0.1% | 196 |
|
|
2021
Q4 | $24.1M | Buy |
42,500
+9,200
| +28% | +$4.71M | 0.08% | 251 |
|
|
2021
Q3 | $15M | Buy |
33,300
+18,600
| +127% | +$8.18M | 0.05% | 375 |
|
|
2021
Q2 | $5.82M | Buy |
14,700
+9,500
| +183% | +$3.59M | 0.02% | 710 |
|
|
2021
Q1 | $1.83M | Sell |
5,200
-30,300
| -85% | -$10.5M | 0.01% | 1397 |
|
|
2020
Q4 | $13.4M | Buy |
35,500
+18,900
| +114% | +$7.06M | 0.06% | 292 |
|
|
2020
Q3 | $5.89M | Sell |
16,600
-54,600
| -77% | -$18.3M | 0.03% | 488 |
|
|
2020
Q2 | $21.6M | Buy |
71,200
+54,400
| +324% | +$16.6M | 0.14% | 107 |
|
|
2020
Q1 | $4.79M | Sell |
16,800
-28,200
| -63% | -$8.56M | 0.04% | 396 |
|
|
2019
Q4 | $13.2M | Buy |
45,000
+25,400
| +130% | +$7.55M | 0.09% | 210 |
|
|
2019
Q3 | $5.65M | Sell |
19,600
-15,300
| -44% | -$4.31M | 0.05% | 409 |
|
|
2019
Q2 | $9.22M | Sell |
34,900
-39,600
| -53% | -$9.87M | 0.08% | 219 |
|
|
2019
Q1 | $18M | Buy |
74,500
+22,100
| +42% | +$4.83M | 0.14% | 109 |
|
|
2018
Q4 | $10.7M | Buy |
52,400
+14,900
| +40% | +$3.33M | 0.08% | 216 |
|
|
2018
Q3 | $8.81M | Sell |
37,500
-43,900
| -54% | -$9.89M | 0.05% | 383 |
|
|
2018
Q2 | $17M | Buy |
81,400
+19,500
| +32% | +$3.85M | 0.09% | 162 |
|
|
2018
Q1 | $11.7M | Buy |
61,900
+22,700
| +58% | +$4.28M | 0.07% | 218 |
|
|
2017
Q4 | $7.29K | Sell |
39,200
-37,600
| -49% | -$6.49M | 0.04% | 474 |
|
|
2017
Q3 | $12.6K | Buy |
76,800
+48,400
| +170% | +$7.6M | 0.06% | 233 |
|
|
2017
Q2 | $4.54K | Sell |
28,400
-29,700
| -51% | -$5.12M | 0.03% | 631 |
|
|
2017
Q1 | $9.74K | Buy |
58,100
+43,200
| +290% | +$7.24M | 0.07% | 224 |
|
|
2016
Q4 | $2.38M | Sell |
14,900
-3,600
| -19% | -$550K | 0.02% | 849 |
|
|
2016
Q3 | $2.83M | Sell |
18,500
-49,600
| -73% | -$8.02M | 0.02% | 728 |
|
|
2016
Q2 | $10.7M | Sell |
68,100
-6,800
| -9% | -$1.03M | 0.07% | 186 |
|
|
2016
Q1 | $11.8M | Buy |
74,900
+60,600
| +424% | +$9.19M | 0.1% | 165 |
|
|
2015
Q4 | $2.31M | Buy |
14,300
+5,500
| +63% | +$869K | 0.02% | 685 |
|
|
2015
Q3 | $1.27M | Sell |
8,800
-6,600
| -43% | -$942K | 0.01% | 904 |
|
|
2015
Q2 | $2.08M | Buy |
15,400
+2,100
| +16% | +$302K | 0.02% | 678 |
|
|
2015
Q1 | $2.01M | Sell |
13,300
-10,400
| -44% | -$1.53M | 0.02% | 635 |
|
|
2014
Q4 | $3.36M | Buy |
23,700
+5,500
| +30% | +$748K | 0.03% | 441 |
|
|
2014
Q3 | $2.28M | Sell |
18,200
-15,400
| -46% | -$1.86M | 0.03% | 383 |
|
|
2014
Q2 | $3.87K | Sell |
33,600
-7,900
| -19% | -$906K | 0.05% | 190 |
|
|
2014
Q1 | $4.63K | Buy |
41,500
+21,100
| +103% | +$2.41M | 0.07% | 174 |
|
|
2013
Q4 | $2.43M | Buy |
20,400
+5,200
| +34% | +$622K | 0.02% | 578 |
|
|
2013
Q3 | $1.75M | Sell |
15,200
-1,900
| -11% | -$219K | 0.02% | 602 |
|
|
2013
Q2 | $1.89M | Buy |
+17,100
| New | +$1.87M | 0.02% | 602 |
|
Other funds holding COST
VCM
VPM
DAM
Walleye Trading's COST Position: Q1 2026 in Review
Walleye Trading reduced its Costco (COST) stake by 79% in Q1 2026, selling an estimated $48.1M and leaving 12,866 shares worth $12.8M. The position accounts for 0.02% of the portfolio, ranked #676.
Walleye Trading first reported a position in COST in Q3 2013 and has held it in 33 quarters since. The position peaked at $53.7M in Q4 2025. 4,236 funds tracked by Wall St. Rank hold COST as of Q1 2026.
- Walleye Trading held 12,866 shares of Costco worth $12.8M as of Q1 2026.
- Walleye Trading sold 49,351 Costco shares in Q1 2026, an estimated $48.1M.
- Costco made up 0.02% of Walleye Trading's portfolio in Q1 2026, its #676 holding.
- Walleye Trading first reported a position in Costco in Q3 2013 and has held it in 33 quarters since.
- Walleye Trading's Costco position peaked at $53.7M in Q4 2025.
- 4,236 funds tracked by Wall St. Rank held Costco as of Q1 2026.
Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.