Quantum Financial Partners
COST icon

Quantum Financial Partners’s Costco COST Stock Holding History

Quantum Financial 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
Q3 		$488K Sell
536
-39
-7% -$36.4K 0.25% 82
2026
Q2 		$539K Buy
+575
New +$573K 0.28% 71

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Amundi
Amundi Paris, France $496B AUM 35.36% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return
Bank of Montreal
Bank of Montreal Toronto, Ontario, Canada $313B AUM 26.62% 1-Year Est. Return
Mitsubishi UFJ Asset Management
Mitsubishi UFJ Asset Management Tokyo, Japan $194B AUM 32.2% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $468B AUM 17.69% 1-Year Est. Return

Quantum Financial Partners's COST Position: Q3 2026 in Review

Quantum Financial Partners reduced its Costco (COST) stake by 6.8% in Q3 2026, selling an estimated $36.4K and leaving 536 shares worth $488K. The position accounts for 0.25% of the portfolio, ranked #82.

Quantum Financial Partners first reported a position in COST in Q2 2026 and has held it in 2 quarters since. The position peaked at $539K in Q2 2026. 2,803 funds tracked by Wall St. Rank hold COST as of Q3 2026.

  • Quantum Financial Partners held 536 shares of Costco worth $488K as of Q3 2026.
  • Quantum Financial Partners sold 39 Costco shares in Q3 2026, an estimated $36.4K.
  • Costco made up 0.25% of Quantum Financial Partners's portfolio in Q3 2026, its #82 holding.
  • Quantum Financial Partners first reported a position in Costco in Q2 2026 and has held it in 2 quarters since.
  • Quantum Financial Partners's Costco position peaked at $539K in Q2 2026.
  • 2,803 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Quantum Financial Partners's 13F filing for Q3 2026, filed 19 Oct 2026.