EWM
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Empirical Wealth Management’s Costco COST Stock Holding History

Empirical Wealth Management’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 		– Hold
0
– -$1.48M – 810
2025
Q2 		– Hold
0
– – – 267
2025
Q1 		– Hold
0
– – – 117
2024
Q4 		– Hold
0
– – – 461
2024
Q3 		– Hold
0
– – – 165

Other funds holding COST

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
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
PTC
Provident Trust Company Waukesha, Wisconsin $4.77B AUM 29.31% 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
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return
TWC
TD Waterhouse Canada Toronto, Ontario, Canada $38B AUM 39.14% 1-Year Est. Return
KeyBank National Association
KeyBank National Association Cleveland, Ohio $30.4B AUM 27.51% 1-Year Est. Return
Ninety One (UK)
Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return

Empirical Wealth Management's COST Position: Q2 2026 in Review

Empirical Wealth Management increased its Costco (COST) stake by 9.9% in Q2 2026, buying an estimated $2.12M and bringing the position to 23,649 shares worth $22.1M. The position accounts for 0.32% of the portfolio, ranked #62.

Empirical Wealth Management first reported a position in COST in Q3 2014 and has held it in 48 quarters since. The position peaked at $31M in Q2 2025. 1,756 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Empirical Wealth Management held 23,649 shares of Costco worth $22.1M as of Q2 2026.
  • Empirical Wealth Management bought 2,128 Costco shares in Q2 2026, an estimated $2.12M.
  • Costco made up 0.32% of Empirical Wealth Management's portfolio in Q2 2026, its #62 holding.
  • Empirical Wealth Management first reported a position in Costco in Q3 2014 and has held it in 48 quarters since.
  • Empirical Wealth Management's Costco position peaked at $31M in Q2 2025.
  • 1,756 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Empirical Wealth Management's 13F filing for Q2 2026, filed 15 Jul 2026.