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COST icon

Sittner & Nelson’s Costco COST Stock Holding History

Sittner & Nelson’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 		$5.55M Sell
5,929
-369
-6% -$368K 1.75% 10
2026
Q1 		$6.28M Sell
6,298
-204
-3% -$199K 2.29% 7
2025
Q4 		$6.51M Sell
6,502
-515
-7% -$467K 2.3% 8
2025
Q3 		$6.5M Buy
7,017
+2,705
+63% +$2.59M 2.36% 7
2025
Q2 		$4.27M Sell
4,312
-51
-1% -$50.7K 1.72% 11
2025
Q1 		$4.13M Buy
4,363
+8
+0.2% +$7.8K 1.76% 11
2024
Q4 		$3.99M Sell
4,355
-20
-0.5% -$18.6K 1.73% 12
2024
Q3 		$3.88M Sell
4,375
-30
-0.7% -$26K 1.73% 10
2024
Q2 		$3.74M Sell
4,405
-39
-0.9% -$30.4K 1.84% 10
2024
Q1 		$3.26M Sell
4,444
-242
-5% -$173K 1.64% 11
2023
Q4 		$3.09M Buy
4,686
+13
+0.3% +$7.71K 1.65% 10
2023
Q3 		$2.64M Sell
4,673
-248
-5% -$137K 1.52% 10
2023
Q2 		$2.65M Buy
4,921
+12
+0.2% +$6.07K 1.46% 11
2023
Q1 		$2.44M Buy
4,909
+69
+1% +$33.8K 1.4% 11
2022
Q4 		$2.21M Buy
4,840
+251
+5% +$123K 1.35% 11
2022
Q3 		$2.17M Buy
4,589
+33
+0.7% +$17.2K 1.45% 12
2022
Q2 		$2.18M Buy
4,556
+486
+12% +$247K 1.43% 14
2022
Q1 		$2.34M Buy
4,070
+1
+0% +$525 1.36% 17
2021
Q4 		$2.31M Sell
4,069
-44
-1% -$22.5K 1.34% 19
2021
Q3 		$1.85M Buy
4,113
+1
+0% +$440 1.19% 22
2021
Q2 		$1.63M Buy
4,112
+52
+1% +$19.7K 1.15% 24
2021
Q1 		$1.43M Buy
4,060
+371
+10% +$129K 1.07% 26
2020
Q4 		$1.39M Buy
+3,689
New +$1.38M 1.25% 24

Other funds holding COST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Sittner & Nelson's COST Position: Q2 2026 in Review

Sittner & Nelson reduced its Costco (COST) stake by 5.9% in Q2 2026, selling an estimated $368K and leaving 5,929 shares worth $5.55M. The position accounts for 1.75% of the portfolio, ranked #10.

Sittner & Nelson first reported a position in COST in Q4 2020 and has held it in 23 quarters since. The position peaked at $6.51M in Q4 2025. 4,252 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Sittner & Nelson held 5,929 shares of Costco worth $5.55M as of Q2 2026.
  • Sittner & Nelson sold 369 Costco shares in Q2 2026, an estimated $368K.
  • Costco made up 1.75% of Sittner & Nelson's portfolio in Q2 2026, its #10 holding.
  • Sittner & Nelson first reported a position in Costco in Q4 2020 and has held it in 23 quarters since.
  • Sittner & Nelson's Costco position peaked at $6.51M in Q4 2025.
  • 4,252 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Sittner & Nelson's 13F filing for Q2 2026, filed 7 Aug 2026.