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
$400M Buy
401,200
+130,500
+48% +$127M 0.17% 92
2025
Q4
$233M Buy
270,700
+93,200
+53% +$84.5M 0.1% 160
2025
Q3
$164M Sell
177,500
-123,600
-41% -$118M 0.07% 239
2025
Q2
$298M Sell
301,100
-11,600
-4% -$11.5M 0.14% 97
2025
Q1
$296M Buy
312,700
+97,600
+45% +$95.2M 0.16% 83
2024
Q4
$197M Sell
215,100
-96,300
-31% -$89.4M 0.1% 165
2024
Q3
$276M Buy
311,400
+31,400
+11% +$27.3M 0.13% 106
2024
Q2
$238M Sell
280,000
-293,700
-51% -$229M 0.11% 144
2024
Q1
$420M Buy
573,700
+194,300
+51% +$139M 0.18% 66
2023
Q4
$250M Buy
379,400
+153,600
+68% +$91M 0.11% 133
2023
Q3
$128M Buy
225,800
+111,200
+97% +$61.4M 0.06% 280
2023
Q2
$61.7M Buy
114,600
+29,600
+35% +$15M 0.03% 600
2023
Q1
$42.2M Sell
85,000
-252,000
-75% -$124M 0.02% 804
2022
Q4
$154M Buy
337,000
+31,200
+10% +$15.2M 0.09% 221
2022
Q3
$144M Buy
305,800
+30,500
+11% +$15.9M 0.09% 190
2022
Q2
$132M Sell
275,300
-2,300
-0.8% -$1.17M 0.08% 184
2022
Q1
$160M Sell
277,600
-111,600
-29% -$58.6M 0.08% 169
2021
Q4
$221M Sell
389,200
-126,900
-25% -$65M 0.11% 129
2021
Q3
$232M Buy
516,100
+67,200
+15% +$29.5M 0.14% 98
2021
Q2
$178M Buy
448,900
+142,000
+46% +$53.7M 0.11% 129
2021
Q1
$108M Buy
306,900
+88,000
+40% +$30.6M 0.08% 213
2020
Q4
$82.5M Sell
218,900
-83,400
-28% -$31.2M 0.06% 270
2020
Q3
$107K Sell
302,300
-5,100
-2% -$1.71M 0.13% 113
2020
Q2
$93.2M Sell
307,400
-97,800
-24% -$29.8M 0.13% 120
2020
Q1
$116M Buy
405,200
+58,500
+17% +$17.8M 0.26% 51
2019
Q4
$102M Buy
346,700
+236,700
+215% +$70.3M 0.13% 142
2019
Q3
$31.7M Sell
110,000
-13,700
-11% -$3.86M 0.05% 520
2019
Q2
$32.7M Sell
123,700
-22,800
-16% -$5.68M 0.05% 523
2019
Q1
$35.5M Sell
146,500
-12,600
-8% -$2.76M 0.05% 485
2018
Q4
$32.4M Buy
159,100
+41,400
+35% +$9.25M 0.05% 502
2018
Q3
$27.6M Buy
+117,700
New +$26.5M 0.03% 671
2017
Q3
Sell
-1,720,000
Closed -$275M 3543
2017
Q2
$275M Buy
+1,720,000
New +$296M 0.49% 8
2016
Q3
Sell
-75,000
Closed -$11.8M 3297
2016
Q2
$11.8M Buy
+75,000
New +$11.4M 0.03% 766
2014
Q4
Sell
-5,400
Closed -$677K 3957
2014
Q3
$677K Buy
5,400
+3,500
+184% +$423K ﹤0.01% 2553
2014
Q2
$219K Sell
1,900
-16,400
-90% -$1.88M ﹤0.01% 3073
2014
Q1
$2.04M Buy
18,300
+2,300
+14% +$263K 0.01% 1763
2013
Q4
$1.9M Sell
16,000
-1,100
-6% -$132K 0.01% 1865
2013
Q3
$1.97M Buy
17,100
+2,100
+14% +$242K 0.01% 1693
2013
Q2
$1.66M Buy
+15,000
New +$1.64M 0.01% 1702

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.