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Sonora Investment Management Group’s Costco COST Stock Holding History

Sonora Investment Management 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
2025
Q3 		$30.3M Sell
32,707
-1,609
-5% -$1.54M 2.14% 10
2025
Q2 		$34M Sell
34,316
-283
-0.8% -$281K 2.52% 6
2025
Q1 		$32.7M Buy
34,599
+76
+0.2% +$74.1K 2.59% 5
2024
Q4 		$31.6M Sell
34,523
-75
-0.2% -$69.6K 2.42% 4
2024
Q3 		$30.7M Sell
34,598
-59
-0.2% -$51.2K 2.27% 4
2024
Q2 		$25.4M Hold
34,657
– – 1.99% 6
2024
Q1 		$25.4M Buy
34,657
+2,529
+8% +$1.81M 1.99% 6
2023
Q4 		$21.2M Sell
32,128
-255
-0.8% -$151K 1.72% 7
2023
Q3 		$18.3M Buy
32,383
+317
+1% +$175K 1.57% 10
2023
Q2 		$17.3M Buy
32,066
+310
+1% +$157K 1.45% 15
2023
Q1 		$15.8M Buy
31,756
+876
+3% +$430K 1.38% 16
2022
Q4 		$14.1M Buy
30,880
+614
+2% +$300K 1.28% 22
2022
Q3 		$14.5M Buy
30,266
+40
+0.1% +$20.8K 1.86% 10
2022
Q2 		$14.5M Buy
30,226
+1,091
+4% +$553K 1.37% 17
2022
Q1 		$16.8M Buy
29,135
+219
+0.8% +$115K 1.9% 6
2021
Q4 		$16.4M Buy
+28,916
New +$14.8M 1.91% 8

Other funds holding COST

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Sonora Investment Management Group's COST Position: Q3 2025 in Review

Sonora Investment Management Group reduced its Costco (COST) stake by 4.7% in Q3 2025, selling an estimated $1.54M and leaving 32,707 shares worth $30.3M. The position accounts for 2.14% of the portfolio, ranked #10.

Sonora Investment Management Group first reported a position in COST in Q4 2021 and has held it in 16 quarters since. The position peaked at $34M in Q2 2025. 3,933 funds tracked by Wall St. Rank hold COST as of Q3 2025.

  • Sonora Investment Management Group held 32,707 shares of Costco worth $30.3M as of Q3 2025.
  • Sonora Investment Management Group sold 1,609 Costco shares in Q3 2025, an estimated $1.54M.
  • Costco made up 2.14% of Sonora Investment Management Group's portfolio in Q3 2025, its #10 holding.
  • Sonora Investment Management Group first reported a position in Costco in Q4 2021 and has held it in 16 quarters since.
  • Sonora Investment Management Group's Costco position peaked at $34M in Q2 2025.
  • 3,933 funds tracked by Wall St. Rank held Costco as of Q3 2025.

Based on Sonora Investment Management Group's 13F filing for Q3 2025, filed 7 Oct 2025.