OC
COST icon

Opinicus Capital’s Costco COST Stock Holding History

Opinicus Capital’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 		$1.93M Buy
2,061
+7
+0.3% +$6.97K 1.03% 30
2026
Q1 		$2.05M Buy
2,054
+71
+4% +$69.2K 1.44% 21
2025
Q4 		$1.71M Buy
1,983
+11
+0.6% +$9.97K 1.19% 27
2025
Q3 		$1.83M Buy
1,972
+160
+9% +$153K 1.26% 20
2025
Q2 		$1.79M Buy
1,812
+26
+1% +$25.8K 1.36% 21
2025
Q1 		$1.69M Sell
1,786
-50
-3% -$48.7K 1.49% 17
2024
Q4 		$1.68M Sell
1,836
-62
-3% -$57.5K 1.41% 16
2024
Q3 		$1.68M Buy
1,898
+28
+1% +$24.3K 1.34% 21
2024
Q2 		$1.59M Buy
1,870
+55
+3% +$42.9K 1.34% 19
2024
Q1 		$1.33M Buy
1,815
+31
+2% +$22.1K 1.18% 26
2023
Q4 		$1.18M Buy
+1,784
New +$1.06M 1.2% 23

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
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
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

Opinicus Capital's COST Position: Q2 2026 in Review

Opinicus Capital increased its Costco (COST) stake by 0.34% in Q2 2026, buying an estimated $6.97K and bringing the position to 2,061 shares worth $1.93M. The position accounts for 1.03% of the portfolio, ranked #30.

Opinicus Capital first reported a position in COST in Q4 2023 and has held it in 11 quarters since. The position peaked at $2.05M in Q1 2026. 1,962 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Opinicus Capital held 2,061 shares of Costco worth $1.93M as of Q2 2026.
  • Opinicus Capital bought 7 Costco shares in Q2 2026, an estimated $6.97K.
  • Costco made up 1.03% of Opinicus Capital's portfolio in Q2 2026, its #30 holding.
  • Opinicus Capital first reported a position in Costco in Q4 2023 and has held it in 11 quarters since.
  • Opinicus Capital's Costco position peaked at $2.05M in Q1 2026.
  • 1,962 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Opinicus Capital's 13F filing for Q2 2026, filed 27 Jul 2026.