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Mather Group’s Costco COST Stock Holding History

Mather Group’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 		$8.53M Sell
9,116
-148
-2% -$147K 0.07% 118
2026
Q1 		$9.23M Buy
9,264
+1,100
+13% +$1.07M 0.09% 89
2025
Q4 		$7.04M Buy
8,164
+354
+5% +$321K 0.07% 101
2025
Q3 		$7.23M Buy
7,810
+293
+4% +$281K 0.07% 97
2025
Q2 		$7.44M Sell
7,517
-173
-2% -$172K 0.08% 95
2025
Q1 		$7.27M Buy
7,690
+424
+6% +$413K 0.08% 93
2024
Q4 		$6.66M Sell
7,266
-421
-5% -$391K 0.09% 94
2024
Q3 		$6.82M Sell
7,687
-5,724
-43% -$4.97M 0.09% 96
2024
Q2 		$9.83M Buy
13,411
+5,447
+68% +$4.25M 0.12% 83
2024
Q1 		$5.26M Sell
7,964
-1,867
-19% -$1.33M 0.08% 91
2023
Q4 		$6.49M Buy
9,831
+231
+2% +$137K 0.1% 80
2023
Q3 		$5.42M Buy
9,600
+3,444
+56% +$1.9M 0.1% 84
2023
Q2 		$3.31M Buy
6,156
+645
+12% +$326K 0.05% 124
2023
Q1 		$2.74M Buy
5,511
+1,802
+49% +$884K 0.05% 124
2022
Q4 		$1.69M Buy
3,709
+621
+20% +$303K 0.03% 148
2022
Q3 		$1.46M Buy
3,088
+169
+6% +$87.9K 0.03% 155
2022
Q2 		$1.4M Buy
2,919
+603
+26% +$306K 0.03% 150
2022
Q1 		$1.33M Buy
2,316
+306
+15% +$161K 0.03% 136
2021
Q4 		$1.14M Buy
2,010
+38
+2% +$19.5K 0.02% 139
2021
Q3 		$886K Buy
1,972
+535
+37% +$235K 0.02% 126
2021
Q2 		$568K Sell
1,437
-225
-14% -$85.1K 0.01% 152
2021
Q1 		$586K Sell
1,662
-168
-9% -$58.5K 0.02% 130
2020
Q4 		$689K Buy
1,830
+195
+12% +$72.9K 0.02% 115
2020
Q3 		$580K Buy
1,635
+197
+14% +$66.2K 0.02% 124
2020
Q2 		$436K Buy
1,438
+186
+15% +$56.6K 0.02% 141
2020
Q1 		$357K Buy
+1,252
New +$380K 0.03% 103

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

Mather Group's COST Position: Q2 2026 in Review

Mather Group reduced its Costco (COST) stake by 1.6% in Q2 2026, selling an estimated $147K and leaving 9,116 shares worth $8.53M. The position accounts for 0.07% of the portfolio, ranked #118.

Mather Group first reported a position in COST in Q1 2020 and has held it in 26 quarters since. The position peaked at $9.83M in Q2 2024. 4,237 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Mather Group held 9,116 shares of Costco worth $8.53M as of Q2 2026.
  • Mather Group sold 148 Costco shares in Q2 2026, an estimated $147K.
  • Costco made up 0.07% of Mather Group's portfolio in Q2 2026, its #118 holding.
  • Mather Group first reported a position in Costco in Q1 2020 and has held it in 26 quarters since.
  • Mather Group's Costco position peaked at $9.83M in Q2 2024.
  • 4,237 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Mather Group's 13F filing for Q2 2026, filed 27 Jul 2026.