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Stenger Family Office’s Costco COST Stock Holding History

Stenger Family Office’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 		$7.53M Sell
8,048
-895
-10% -$892K 1.2% 25
2026
Q1 		$8.91M Buy
8,943
+778
+10% +$758K 1.57% 14
2025
Q4 		$7.04M Buy
8,165
+1,096
+16% +$993K 1.45% 16
2025
Q3 		$6.57M Buy
7,069
+1,041
+17% +$998K 1.35% 17
2025
Q2 		$5.59M Buy
+6,028
New +$5.99M 1.44% 16
2024
Q4 		$3.9M Buy
+4,260
New +$3.95M 1.33% 18

Other funds holding COST

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
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 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
Ninety One (UK)
Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return
Mirae Asset Global Investments
Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return
RG
Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return
SP
Sarasin & Partners London, United Kingdom $8.54B AUM 9.6% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

Stenger Family Office's COST Position: Q2 2026 in Review

Stenger Family Office reduced its Costco (COST) stake by 10% in Q2 2026, selling an estimated $892K and leaving 8,048 shares worth $7.53M. The position accounts for 1.2% of the portfolio, ranked #25.

Stenger Family Office first reported a position in COST in Q4 2024 and has held it in 6 quarters since. The position peaked at $8.91M in Q1 2026. 1,454 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Stenger Family Office held 8,048 shares of Costco worth $7.53M as of Q2 2026.
  • Stenger Family Office sold 895 Costco shares in Q2 2026, an estimated $892K.
  • Costco made up 1.2% of Stenger Family Office's portfolio in Q2 2026, its #25 holding.
  • Stenger Family Office first reported a position in Costco in Q4 2024 and has held it in 6 quarters since.
  • Stenger Family Office's Costco position peaked at $8.91M in Q1 2026.
  • 1,454 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Stenger Family Office's 13F filing for Q2 2026, filed 13 Jul 2026.