Millennium 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
$136M Sell
136,538
-155,358
-53% -$151M 0.06% 330
2025
Q4
$252M Sell
291,896
-40,215
-12% -$36.4M 0.11% 145
2025
Q3
$307M Buy
332,111
+172,851
+109% +$166M 0.13% 102
2025
Q2
$158M Buy
159,260
+108,313
+213% +$108M 0.08% 234
2025
Q1
$48.2M Sell
50,947
-91,659
-64% -$89.4M 0.03% 795
2024
Q4
$131M Sell
142,606
-100,874
-41% -$93.6M 0.06% 294
2024
Q3
$216M Buy
243,480
+18,393
+8% +$16M 0.1% 153
2024
Q2
$191M Buy
225,087
+156,170
+227% +$122M 0.09% 197
2024
Q1
$50.5M Buy
68,917
+19,233
+39% +$13.7M 0.02% 830
2023
Q4
$32.8M Sell
49,684
-261,433
-84% -$155M 0.01% 1122
2023
Q3
$176M Sell
311,117
-2,880
-0.9% -$1.59M 0.09% 165
2023
Q2
$169M Buy
313,997
+220,548
+236% +$112M 0.08% 158
2023
Q1
$46.4M Sell
93,449
-268,284
-74% -$132M 0.03% 737
2022
Q4
$165M Sell
361,733
-92,140
-20% -$45M 0.09% 187
2022
Q3
$214M Buy
453,873
+309,026
+213% +$161M 0.13% 90
2022
Q2
$69.4M Buy
144,847
+51,174
+55% +$26M 0.04% 462
2022
Q1
$53.9M Buy
93,673
+66,794
+248% +$35.1M 0.03% 638
2021
Q4
$15.3M Buy
26,879
+2,601
+11% +$1.33M 0.01% 1696
2021
Q3
$10.9M Buy
24,278
+19,095
+368% +$8.39M 0.01% 1940
2021
Q2
$2.05M Sell
5,183
-232,219
-98% -$87.8M ﹤0.01% 3926
2021
Q1
$83.7M Sell
237,402
-55,051
-19% -$19.2M 0.06% 289
2020
Q4
$110M Buy
292,453
+149,054
+104% +$55.7M 0.08% 185
2020
Q3
$50.9K Sell
143,399
-30,191
-17% -$10.1M 0.06% 306
2020
Q2
$52.6M Sell
173,590
-130,596
-43% -$39.7M 0.07% 272
2020
Q1
$86.7M Buy
304,186
+145,620
+92% +$44.2M 0.19% 79
2019
Q4
$46.6M Sell
158,566
-364,395
-70% -$108M 0.06% 406
2019
Q3
$151M Buy
522,961
+512,653
+4,973% +$144M 0.24% 56
2019
Q2
$2.72M Sell
10,308
-336,908
-97% -$84M ﹤0.01% 2221
2019
Q1
$84.1M Buy
347,216
+103,173
+42% +$22.6M 0.13% 188
2018
Q4
$49.7M Sell
244,043
-105,409
-30% -$23.5M 0.08% 344
2018
Q3
$82.1M Buy
349,452
+347,900
+22,416% +$78.4M 0.1% 246
2018
Q2
$324K Sell
1,552
-101,254
-98% -$20M ﹤0.01% 3354
2018
Q1
$19.4M Sell
102,806
-306,360
-75% -$57.8M 0.03% 897
2017
Q4
$76.2M Sell
409,166
-141,831
-26% -$24.5M 0.11% 233
2017
Q3
$90.5M Buy
550,997
+530,567
+2,597% +$83.4M 0.14% 150
2017
Q2
$3.27M Sell
20,430
-573,165
-97% -$98.8M 0.01% 1775
2017
Q1
$99.5M Sell
593,595
-655,175
-52% -$110M 0.18% 124
2016
Q4
$200M Buy
1,248,770
+834,756
+202% +$127M 0.42% 20
2016
Q3
$63.1M Buy
+414,014
New +$66.9M 0.11% 201
2016
Q2
Sell
-93,739
Closed -$14.2M 3217
2016
Q1
$14.8M Sell
93,739
-120,380
-56% -$18.2M 0.04% 618
2015
Q4
$34.6M Buy
214,119
+207,617
+3,193% +$32.8M 0.07% 367
2015
Q3
$940K Sell
6,502
-350,072
-98% -$50M ﹤0.01% 2313
2015
Q2
$48.2M Buy
+356,574
New +$51.3M 0.09% 267
2015
Q1
Sell
-701,798
Closed -$99.5M 3648
2014
Q4
$99.5M Buy
701,798
+592,029
+539% +$80.5M 0.21% 71
2014
Q3
$13.8M Buy
+109,769
New +$13.3M 0.03% 695
2014
Q2
Sell
-185,776
Closed -$21.3M 3460
2014
Q1
$20.7M Buy
185,776
+141,029
+315% +$16.1M 0.06% 432
2013
Q4
$5.33M Sell
44,747
-144,887
-76% -$17.3M 0.02% 1118
2013
Q3
$21.8M Buy
189,634
+108,606
+134% +$12.5M 0.07% 312
2013
Q2
$8.96M Buy
+81,028
New +$8.86M 0.03% 674

Other funds holding COST

Millennium Management's COST Position: Q1 2026 in Review

Millennium Management reduced its Costco (COST) stake by 53% in Q1 2026, selling an estimated $151M and leaving 136,538 shares worth $136M. The position accounts for 0.06% of the portfolio, ranked #330.

Millennium Management first reported a position in COST in Q2 2013 and has held it in 49 quarters since. The position peaked at $307M in Q3 2025. 4,236 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Millennium Management held 136,538 shares of Costco worth $136M as of Q1 2026.
  • Millennium Management sold 155,358 Costco shares in Q1 2026, an estimated $151M.
  • Costco made up 0.06% of Millennium Management's portfolio in Q1 2026, its #330 holding.
  • Millennium Management first reported a position in Costco in Q2 2013 and has held it in 49 quarters since.
  • Millennium Management's Costco position peaked at $307M in Q3 2025.
  • 4,236 funds tracked by Wall St. Rank held Costco as of Q1 2026.

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