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North Star Investment Management’s Costco COST Stock Holding History

North Star Investment Management’s Portfolio COST Stock Details COST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$10.7M Buy
10,725
+31
+0.3% +$30.2K 0.65% 26
2025
Q4 		$9.22M Sell
10,694
-208
-2% -$188K 0.58% 34
2025
Q3 		$10.1M Sell
10,902
-17
-0.2% -$16.3K 0.65% 27
2025
Q2 		$10.8M Sell
10,919
-603
-5% -$599K 0.75% 20
2025
Q1 		$10.9M Buy
11,522
+7
+0.1% +$6.83K 0.79% 23
2024
Q4 		$10.6M Buy
11,515
+141
+1% +$131K 0.73% 23
2024
Q3 		$10.1M Sell
11,374
-54
-0.5% -$46.9K 0.7% 26
2024
Q2 		$9.71M Sell
11,428
-53
-0.5% -$41.4K 0.71% 25
2024
Q1 		$8.41M Buy
11,481
+133
+1% +$94.9K 0.6% 32
2023
Q4 		$7.49M Sell
11,348
-6
-0.1% -$3.56K 0.58% 37
2023
Q3 		$6.41M Sell
11,354
-16
-0.1% -$8.83K 0.54% 40
2023
Q2 		$6.12M Sell
11,370
-50
-0.4% -$25.3K 0.5% 48
2023
Q1 		$5.67M Buy
11,420
+2,000
+21% +$981K 0.47% 51
2022
Q4 		$4.3M Sell
9,420
-1,063
-10% -$519K 0.38% 62
2022
Q3 		$4.95M Buy
10,483
+2
+0% +$1.04K 0.49% 49
2022
Q2 		$5.02M Buy
10,481
+39
+0.4% +$19.8K 0.46% 53
2022
Q1 		$6.01M Buy
10,442
+378
+4% +$198K 0.47% 55
2021
Q4 		$5.71M Buy
10,064
+116
+1% +$59.4K 0.4% 59
2021
Q3 		$4.47M Buy
9,948
+30
+0.3% +$13.2K 0.36% 69
2021
Q2 		$3.92M Buy
9,918
+163
+2% +$61.6K 0.31% 82
2021
Q1 		$3.44M Buy
9,755
+195
+2% +$67.9K 0.32% 85
2020
Q4 		$3.6M Sell
9,560
-7
-0.1% -$2.62K 0.37% 68
2020
Q3 		$3.4M Buy
9,567
+188
+2% +$63.2K 0.4% 66
2020
Q2 		$2.84M Buy
9,379
+320
+4% +$97.4K 0.37% 72
2020
Q1 		$2.58M Sell
9,059
-1,400
-13% -$425K 0.38% 70
2019
Q4 		$3.07M Buy
10,459
+100
+1% +$29.7K 0.32% 83
2019
Q3 		$2.98M Buy
10,359
+3,500
+51% +$985K 0.33% 80
2019
Q2 		$1.81M Hold
6,859
– – 0.21% 132
2019
Q1 		$1.66M Hold
6,859
– – 0.19% 142
2018
Q4 		$1.4M Hold
6,859
– – 0.18% 145
2018
Q3 		$1.61M Hold
6,859
– – 0.18% 149
2018
Q2 		$1.43M Hold
6,859
– – 0.17% 166
2018
Q1 		$1.29M Buy
6,859
+2,968
+76% +$560K 0.15% 176
2017
Q4 		$724K Hold
3,891
– – 0.09% 222
2017
Q3 		$639K Sell
3,891
-109
-3% -$17.1K 0.08% 230
2017
Q2 		$640K Buy
4,000
+201
+5% +$34.6K 0.09% 231
2017
Q1 		$637K Hold
3,799
– – 0.09% 226
2016
Q4 		$608K Buy
3,799
+491
+15% +$75K 0.09% 217
2016
Q3 		$505K Hold
3,308
– – 0.09% 212
2016
Q2 		$520K Hold
3,308
– – 0.1% 205
2016
Q1 		$521K Buy
3,308
+200
+6% +$30.3K 0.1% 205
2015
Q4 		$502K Buy
3,108
+2,324
+296% +$367K 0.1% 210
2015
Q3 		$113K Buy
784
+40
+5% +$5.71K 0.02% 323
2015
Q2 		$100K Hold
744
– – 0.02% 325
2015
Q1 		$113K Hold
744
– – 0.02% 316
2014
Q4 		$105K Hold
744
– – 0.02% 313
2014
Q3 		$93K Sell
744
-724
-49% -$87.5K 0.02% 321
2014
Q2 		$169K Sell
1,468
-32
-2% -$3.67K 0.03% 279
2014
Q1 		$168K Buy
+1,500
New +$172K 0.04% 280

Other funds holding COST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DAM
Diamant Asset Management Ridgefield, Connecticut $137B AUM 18.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

North Star Investment Management's COST Position: Q1 2026 in Review

North Star Investment Management increased its Costco (COST) stake by 0.29% in Q1 2026, buying an estimated $30.2K and bringing the position to 10,725 shares worth $10.7M. The position accounts for 0.65% of the portfolio, ranked #26.

North Star Investment Management first reported a position in COST in Q1 2014 and has held it in 49 quarters since. The position peaked at $10.9M in Q1 2025. 4,237 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • North Star Investment Management held 10,725 shares of Costco worth $10.7M as of Q1 2026.
  • North Star Investment Management bought 31 Costco shares in Q1 2026, an estimated $30.2K.
  • Costco made up 0.65% of North Star Investment Management's portfolio in Q1 2026, its #26 holding.
  • North Star Investment Management first reported a position in Costco in Q1 2014 and has held it in 49 quarters since.
  • North Star Investment Management's Costco position peaked at $10.9M in Q1 2025.
  • 4,237 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on North Star Investment Management's 13F filing for Q1 2026, filed 23 Apr 2026.