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Rosenblum Silverman Sutton’s Costco COST Stock Holding History

Rosenblum Silverman Sutton’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
Q1 		$17.7M Sell
17,724
-238
-1% -$232K 4.62% 4
2025
Q4 		$15.5M Sell
17,962
-546
-3% -$495K 3.58% 8
2025
Q3 		$17.1M Sell
18,508
-175
-0.9% -$168K 3.91% 7
2025
Q2 		$18.5M Sell
18,683
-194
-1% -$193K 4.48% 7
2025
Q1 		$17.9M Sell
18,877
-518
-3% -$505K 4.92% 6
2024
Q4 		$17.8M Sell
19,395
-489
-2% -$454K 4.46% 7
2024
Q3 		$17.6M Sell
19,884
-193
-1% -$168K 4.51% 5
2024
Q2 		$17.1M Sell
20,077
-313
-2% -$244K 4.57% 4
2024
Q1 		$14.9M Sell
20,390
-355
-2% -$253K 4.23% 6
2023
Q4 		$13.7M Sell
20,745
-940
-4% -$557K 4.36% 6
2023
Q3 		$12.3M Sell
21,685
-155
-0.7% -$85.6K 4.17% 6
2023
Q2 		$11.8M Sell
21,840
-640
-3% -$324K 3.88% 6
2023
Q1 		$11.2M Sell
22,480
-1,925
-8% -$944K 4.07% 7
2022
Q4 		$11.1M Sell
24,405
-459
-2% -$224K 4.06% 7
2022
Q3 		$11.7M Sell
24,864
-1,514
-6% -$787K 4.25% 5
2022
Q2 		$12.6M Sell
26,378
-154
-0.6% -$78.1K 4.11% 7
2022
Q1 		$15.3M Buy
26,532
+80
+0.3% +$42K 3.91% 7
2021
Q4 		$15M Sell
26,452
-827
-3% -$424K 3.38% 8
2021
Q3 		$12.3M Sell
27,279
-333
-1% -$146K 2.81% 13
2021
Q2 		$10.9M Buy
27,612
+148
+0.5% +$56K 2.46% 17
2021
Q1 		$9.68M Buy
27,464
+643
+2% +$224K 2.48% 16
2020
Q4 		$10.1M Buy
26,821
+586
+2% +$219K 2.63% 16
2020
Q3 		$9.31M Buy
26,235
+863
+3% +$290K 2.61% 17
2020
Q2 		$7.69M Buy
25,372
+181
+0.7% +$55.1K 2.47% 16
2020
Q1 		$7.18M Sell
25,191
-499
-2% -$151K 2.87% 14
2019
Q4 		$7.55M Sell
25,690
-359
-1% -$107K 2.76% 14
2019
Q3 		$7.5M Sell
26,049
-431
-2% -$121K 2.89% 12
2019
Q2 		$7M Sell
26,480
-430
-2% -$107K 2.66% 13
2019
Q1 		$6.52M Buy
+26,910
New +$5.89M 2.58% 13

Other funds holding COST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DAM
Diamant Asset Management Ridgefield, Connecticut $137B AUM 18.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Rosenblum Silverman Sutton's COST Position: Q1 2026 in Review

Rosenblum Silverman Sutton reduced its Costco (COST) stake by 1.3% in Q1 2026, selling an estimated $232K and leaving 17,724 shares worth $17.7M. The position accounts for 4.62% of the portfolio, ranked #4.

Rosenblum Silverman Sutton first reported a position in COST in Q1 2019 and has held it in 29 quarters since. The position peaked at $18.5M in Q2 2025. 4,236 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Rosenblum Silverman Sutton held 17,724 shares of Costco worth $17.7M as of Q1 2026.
  • Rosenblum Silverman Sutton sold 238 Costco shares in Q1 2026, an estimated $232K.
  • Costco made up 4.62% of Rosenblum Silverman Sutton's portfolio in Q1 2026, its #4 holding.
  • Rosenblum Silverman Sutton first reported a position in Costco in Q1 2019 and has held it in 29 quarters since.
  • Rosenblum Silverman Sutton's Costco position peaked at $18.5M in Q2 2025.
  • 4,236 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Rosenblum Silverman Sutton's 13F filing for Q1 2026, filed 13 May 2026.