ZIG
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Zullo Investment Group’s Costco COST Stock Holding History

Zullo Investment Group’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 		$1.83M Sell
1,959
-3
-0.2% -$2.99K 0.63% 41
2026
Q1 		$1.96M Buy
1,962
+10
+0.5% +$9.74K 0.74% 36
2025
Q4 		$1.68M Buy
1,952
+25
+1% +$22.7K 0.62% 41
2025
Q3 		$1.78M Buy
1,927
+3
+0.2% +$2.88K 0.66% 38
2025
Q2 		$1.91M Buy
1,924
+14
+0.7% +$13.9K 0.77% 33
2025
Q1 		$1.81M Sell
1,910
-353
-16% -$344K 0.77% 33
2024
Q4 		$2.07M Sell
2,263
-1
-0% -$928 0.84% 30
2024
Q3 		$2.01M Buy
2,264
+26
+1% +$22.6K 0.83% 30
2024
Q2 		$1.9M Buy
2,238
+2
+0.1% +$1.56K 0.84% 29
2024
Q1 		$1.64M Buy
2,236
+18
+0.8% +$12.8K 0.77% 36
2023
Q4 		$1.46M Buy
2,218
+69
+3% +$40.9K 0.75% 35
2023
Q3 		$1.21M Buy
2,149
+57
+3% +$31.5K 0.71% 38
2023
Q2 		$1.13M Buy
2,092
+15
+0.7% +$7.59K 0.64% 41
2023
Q1 		$1.03M Buy
2,077
+59
+3% +$28.9K 0.64% 42
2022
Q4 		$921K Sell
2,018
-5
-0.2% -$2.44K 0.56% 43
2022
Q3 		$956K Buy
2,023
+51
+3% +$26.5K 0.62% 39
2022
Q2 		$945K Sell
1,972
-17
-0.9% -$8.62K 0.59% 40
2022
Q1 		$1.15M Sell
1,989
-268
-12% -$141K 0.59% 36
2021
Q4 		$1.28M Buy
+2,257
New +$1.16M 0.66% 29

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

Zullo Investment Group's COST Position: Q2 2026 in Review

Zullo Investment Group reduced its Costco (COST) stake by 0.15% in Q2 2026, selling an estimated $2.99K and leaving 1,959 shares worth $1.83M. The position accounts for 0.63% of the portfolio, ranked #41.

Zullo Investment Group first reported a position in COST in Q4 2021 and has held it in 19 quarters since. The position peaked at $2.07M in Q4 2024. 2,087 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Zullo Investment Group held 1,959 shares of Costco worth $1.83M as of Q2 2026.
  • Zullo Investment Group sold 3 Costco shares in Q2 2026, an estimated $2.99K.
  • Costco made up 0.63% of Zullo Investment Group's portfolio in Q2 2026, its #41 holding.
  • Zullo Investment Group first reported a position in Costco in Q4 2021 and has held it in 19 quarters since.
  • Zullo Investment Group's Costco position peaked at $2.07M in Q4 2024.
  • 2,087 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Zullo Investment Group's 13F filing for Q2 2026, filed 31 Jul 2026.