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Washburn Capital Management’s Costco COST Stock Holding History

Washburn Capital 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
Q2 		$1.87M Sell
1,997
-82
-4% -$81.7K 0.92% 21
2026
Q1 		$2.07M Sell
2,079
-829
-29% -$808K 1.2% 16
2025
Q4 		$2.51M Sell
2,908
-131
-4% -$119K 1.38% 14
2025
Q3 		$2.81M Sell
3,039
-126
-4% -$121K 1.57% 12
2025
Q2 		$3.13M Sell
3,165
-9
-0.3% -$8.95K 1.84% 11
2025
Q1 		$3M Buy
3,174
+34
+1% +$33.1K 1.97% 11
2024
Q4 		$2.88M Buy
3,140
+245
+8% +$227K 1.78% 12
2024
Q3 		$2.57M Sell
2,895
-105
-4% -$91.1K 1.84% 11
2024
Q2 		$2.55M Buy
3,000
+100
+3% +$78K 1.82% 11
2024
Q1 		$2.12M Buy
2,900
+59
+2% +$42.1K 1.57% 13
2023
Q4 		$1.88M Buy
2,841
+425
+18% +$252K 1.41% 12
2023
Q3 		$1.36M Buy
2,416
+50
+2% +$27.6K 1.15% 16
2023
Q2 		$1.27M Sell
2,366
-145
-6% -$73.4K 1.06% 17
2023
Q1 		$1.25M Sell
2,511
-120
-5% -$58.9K 1.08% 16
2022
Q4 		$1.2M Buy
2,631
+240
+10% +$117K 1.09% 16
2022
Q3 		$1.13M Sell
2,391
-25
-1% -$13K 1.08% 19
2022
Q2 		$1.16M Buy
2,416
+32
+1% +$16.2K 1% 19
2022
Q1 		$1.37M Sell
2,384
-245
-9% -$129K 0.9% 19
2021
Q4 		$1.49M Sell
2,629
-115
-4% -$58.9K 0.89% 21
2021
Q3 		$1.23M Sell
2,744
-115
-4% -$50.6K 0.81% 23
2021
Q2 		$1.13M Sell
2,859
-28
-1% -$10.6K 0.76% 22
2021
Q1 		$1.02M Buy
2,887
+10
+0.3% +$3.48K 0.69% 27
2020
Q4 		$1.08M Buy
2,877
+210
+8% +$78.5K 0.75% 28
2020
Q3 		$947K Buy
2,667
+771
+41% +$259K 0.75% 30
2020
Q2 		$575K Buy
1,896
+926
+95% +$282K 0.53% 31
2020
Q1 		$277K Buy
+970
New +$294K 0.38% 33

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
TWC
TD Waterhouse Canada Toronto, Ontario, Canada $38B AUM 39.14% 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

Washburn Capital Management's COST Position: Q2 2026 in Review

Washburn Capital Management reduced its Costco (COST) stake by 3.9% in Q2 2026, selling an estimated $81.7K and leaving 1,997 shares worth $1.87M. The position accounts for 0.92% of the portfolio, ranked #21.

Washburn Capital Management first reported a position in COST in Q1 2020 and has held it in 26 quarters since. The position peaked at $3.13M in Q2 2025. 1,572 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Washburn Capital Management held 1,997 shares of Costco worth $1.87M as of Q2 2026.
  • Washburn Capital Management sold 82 Costco shares in Q2 2026, an estimated $81.7K.
  • Costco made up 0.92% of Washburn Capital Management's portfolio in Q2 2026, its #21 holding.
  • Washburn Capital Management first reported a position in Costco in Q1 2020 and has held it in 26 quarters since.
  • Washburn Capital Management's Costco position peaked at $3.13M in Q2 2025.
  • 1,572 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Washburn Capital Management's 13F filing for Q2 2026, filed 22 Jul 2026.