MTC
COST icon

Matrix Trust Company’s Costco COST Stock Holding History

Matrix Trust Company’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 		$2.05M Sell
2,194
-142
-6% -$141K 0.3% 37
2026
Q1 		$2.33M Buy
2,336
+85
+4% +$82.8K 0.39% 34
2025
Q4 		$1.94M Sell
2,251
-93
-4% -$84.3K 0.32% 38
2025
Q3 		$2.17M Sell
2,344
-107
-4% -$103K 0.34% 40
2025
Q2 		$2.43M Hold
2,451
– – 0.39% 35
2025
Q1 		$2.32M Sell
2,451
-40
-2% -$39K 0.39% 32
2024
Q4 		$2.28M Buy
2,491
+28
+1% +$26K 0.4% 32
2024
Q3 		$2.18M Sell
2,463
-667
-21% -$579K 0.41% 32
2024
Q2 		$2.66M Sell
3,130
-29
-0.9% -$22.6K 0.6% 19
2024
Q1 		$2.31M Sell
3,159
-42
-1% -$30K 0.52% 21
2023
Q4 		$2.11M Sell
3,201
-36
-1% -$21.3K 0.49% 24
2023
Q3 		$1.83M Buy
3,237
+50
+2% +$27.6K 0.48% 24
2023
Q2 		$1.72M Buy
3,187
+165
+5% +$83.5K 0.44% 30
2023
Q1 		$1.5M Sell
3,022
-708
-19% -$347K 0.4% 31
2022
Q4 		$1.7M Buy
3,730
+1,081
+41% +$528K 0.43% 25
2022
Q3 		$1.25M Buy
2,649
+755
+40% +$393K 0.36% 18
2022
Q2 		$908K Buy
1,894
+1,232
+186% +$625K 0.25% 20
2022
Q1 		$381K Buy
+662
New +$347K 0.09% 25

Other funds holding COST

Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
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
Parnassus Investments
Parnassus Investments San Francisco, California $37.4B AUM 35.42% 1-Year Est. Return
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
PTC
Provident Trust Company Waukesha, Wisconsin $4.77B AUM 29.31% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
Commonwealth Equity Services
Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

Matrix Trust Company's COST Position: Q2 2026 in Review

Matrix Trust Company reduced its Costco (COST) stake by 6.1% in Q2 2026, selling an estimated $141K and leaving 2,194 shares worth $2.05M. The position accounts for 0.3% of the portfolio, ranked #37.

Matrix Trust Company first reported a position in COST in Q1 2022 and has held it in 18 quarters since. The position peaked at $2.66M in Q2 2024. 2,087 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Matrix Trust Company held 2,194 shares of Costco worth $2.05M as of Q2 2026.
  • Matrix Trust Company sold 142 Costco shares in Q2 2026, an estimated $141K.
  • Costco made up 0.3% of Matrix Trust Company's portfolio in Q2 2026, its #37 holding.
  • Matrix Trust Company first reported a position in Costco in Q1 2022 and has held it in 18 quarters since.
  • Matrix Trust Company's Costco position peaked at $2.66M in Q2 2024.
  • 2,087 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Matrix Trust Company's 13F filing for Q2 2026, filed 9 Jul 2026.