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Great Lakes Retirement’s Costco COST Stock Holding History

Great Lakes Retirement’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
Q2 		$9.48M Buy
10,138
+72
+0.7% +$71.7K 0.84% 37
2026
Q1 		$10M Buy
10,066
+1
+0% +$975 1.04% 28
2025
Q4 		$8.68M Buy
10,065
+306
+3% +$277K 0.9% 29
2025
Q3 		$9.03M Buy
9,759
+256
+3% +$245K 0.99% 28
2025
Q2 		$9.41M Sell
9,503
-100
-1% -$99.4K 1.11% 23
2025
Q1 		$9.08M Buy
9,603
+255
+3% +$249K 1.19% 25
2024
Q4 		$8.57M Sell
9,348
-128
-1% -$119K 1.11% 26
2024
Q3 		$8.4M Buy
9,476
+52
+0.6% +$45.1K 1.08% 27
2024
Q2 		$8.01M Buy
9,424
+472
+5% +$368K 1.1% 26
2024
Q1 		$6.56M Buy
8,952
+92
+1% +$65.7K 0.97% 29
2023
Q4 		$5.85M Buy
8,860
+83
+0.9% +$49.2K 0.96% 29
2023
Q3 		$4.96M Buy
8,777
+292
+3% +$161K 0.89% 29
2023
Q2 		$4.57M Buy
8,485
+111
+1% +$56.2K 0.81% 30
2023
Q1 		$4.16M Buy
8,374
+4,508
+117% +$2.21M 0.78% 28
2022
Q4 		$1.77M Buy
+3,866
New +$1.89M 0.45% 31
2020
Q1 		$700K Sell
2,465
-3,371
-58% -$1.02M 0.32% 43
2019
Q4 		$1.72M Buy
+5,836
New +$1.73M 0.53% 34

Other funds holding COST

Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
Parnassus Investments
Parnassus Investments San Francisco, California $37.4B AUM 35.42% 1-Year Est. Return
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
PTC
Provident Trust Company Waukesha, Wisconsin $4.77B AUM 29.31% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
Commonwealth Equity Services
Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

Great Lakes Retirement's COST Position: Q2 2026 in Review

Great Lakes Retirement increased its Costco (COST) stake by 0.72% in Q2 2026, buying an estimated $71.7K and bringing the position to 10,138 shares worth $9.48M. The position accounts for 0.84% of the portfolio, ranked #37.

Great Lakes Retirement first reported a position in COST in Q4 2019 and has held it in 17 quarters since. The position peaked at $10M in Q1 2026. 2,045 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Great Lakes Retirement held 10,138 shares of Costco worth $9.48M as of Q2 2026.
  • Great Lakes Retirement bought 72 Costco shares in Q2 2026, an estimated $71.7K.
  • Costco made up 0.84% of Great Lakes Retirement's portfolio in Q2 2026, its #37 holding.
  • Great Lakes Retirement first reported a position in Costco in Q4 2019 and has held it in 17 quarters since.
  • Great Lakes Retirement's Costco position peaked at $10M in Q1 2026.
  • 2,045 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Great Lakes Retirement's 13F filing for Q2 2026, filed 30 Jul 2026.