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Platform Technology Partners’s Costco COST Stock Holding History

Platform Technology Partners’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 		$3.57M Buy
3,821
+5
+0.1% +$4.98K 0.58% 39
2026
Q1 		$3.8M Buy
3,816
+268
+8% +$261K 0.73% 30
2025
Q4 		$3.06M Sell
3,548
-75
-2% -$68K 0.65% 35
2025
Q3 		$3.35M Sell
3,623
-38
-1% -$36.4K 0.8% 28
2025
Q2 		$3.62M Sell
3,661
-3
-0.1% -$2.98K 0.95% 21
2025
Q1 		$3.47M Sell
3,664
-40
-1% -$39K 1.01% 21
2024
Q4 		$3.39M Sell
3,704
-42
-1% -$39K 1.03% 18
2024
Q3 		$3.32M Sell
3,746
-10
-0.3% -$8.68K 1.04% 19
2024
Q2 		$3.19M Buy
+3,756
New +$2.93M 1.1% 16
2023
Q4 		$2.64M Sell
3,656
-23
-0.6% -$13.6K 1.03% 20
2023
Q3 		$2.08M Buy
3,679
+434
+13% +$240K 0.97% 23
2023
Q2 		$1.72M Buy
3,245
+29
+0.9% +$14.7K 0.81% 34
2023
Q1 		$1.6M Buy
3,216
+13
+0.4% +$6.38K 0.79% 35
2022
Q4 		$1.46M Buy
3,203
+193
+6% +$94.3K 0.76% 36
2022
Q3 		$1.42M Sell
3,010
-34
-1% -$17.7K 0.81% 33
2022
Q2 		$1.46M Buy
3,044
+298
+11% +$151K 0.8% 35
2022
Q1 		$1.58M Sell
2,746
-12
-0.4% -$6.3K 0.76% 36
2021
Q4 		$1.57M Sell
2,758
-25
-0.9% -$12.8K 0.69% 34
2021
Q3 		$1.25M Buy
2,783
+25
+0.9% +$11K 0.57% 45
2021
Q2 		$1.09M Buy
+2,758
New +$1.04M 0.45% 58
2020
Q4 		$842K Buy
2,234
+119
+6% +$44.5K 0.41% 66
2020
Q3 		$751K Buy
2,115
+258
+14% +$86.7K 0.46% 58
2020
Q2 		$563K Buy
1,857
+409
+28% +$124K 0.4% 76
2020
Q1 		$413K Buy
1,448
+149
+11% +$45.2K 0.38% 80
2019
Q4 		$382K Buy
+1,299
New +$386K 0.29% 107

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

Platform Technology Partners's COST Position: Q2 2026 in Review

Platform Technology Partners increased its Costco (COST) stake by 0.13% in Q2 2026, buying an estimated $4.98K and bringing the position to 3,821 shares worth $3.57M. The position accounts for 0.58% of the portfolio, ranked #39.

Platform Technology Partners first reported a position in COST in Q4 2019 and has held it in 25 quarters since. The position peaked at $3.8M in Q1 2026. 4,238 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Platform Technology Partners held 3,821 shares of Costco worth $3.57M as of Q2 2026.
  • Platform Technology Partners bought 5 Costco shares in Q2 2026, an estimated $4.98K.
  • Costco made up 0.58% of Platform Technology Partners's portfolio in Q2 2026, its #39 holding.
  • Platform Technology Partners first reported a position in Costco in Q4 2019 and has held it in 25 quarters since.
  • Platform Technology Partners's Costco position peaked at $3.8M in Q1 2026.
  • 4,238 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Platform Technology Partners's 13F filing for Q2 2026, filed 24 Jul 2026.