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Spinnaker Investment Group’s Costco COST Stock Holding History

Spinnaker Investment 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
Q3 		$220K Buy
242
+2
+0.8% +$1.87K 0.03% 162
2026
Q2 		$225K Buy
+240
New +$239K 0.04% 164

Other funds holding COST

EA
Emerald Advisors Bellevue, Washington $781M AUM 4.78% 1-Year Est. Return
SP
Sarasin & Partners London, United Kingdom $8.93B AUM 11.81% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $15.4B AUM 30.35% 1-Year Est. Return
SC
Steginsky Capital Port Washington, New York $610M AUM 12.34% 1-Year Est. Return
MSV
MN Services Vermogensbeheer The Hague, Netherlands $13.4B AUM 37.34% 1-Year Est. Return
CNB
Czech National Bank Prague, Czech Republic $18.9B AUM 36.24% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $67.3B AUM 21.9% 1-Year Est. Return
MJRIC
Mogy Joel R Investment Counsel Beverly Hills, California $1.87B AUM 18.64% 1-Year Est. Return
GIA
Gateway Investment Advisers Cincinnati, Ohio $11B AUM 34.31% 1-Year Est. Return
SC
Sapient Capital Indianapolis, Indiana $7.44B AUM 23.27% 1-Year Est. Return

Spinnaker Investment Group's COST Position: Q3 2026 in Review

Spinnaker Investment Group increased its Costco (COST) stake by 0.83% in Q3 2026, buying an estimated $1.87K and bringing the position to 242 shares worth $220K. The position accounts for 0.03% of the portfolio, ranked #162.

Spinnaker Investment Group first reported a position in COST in Q2 2026 and has held it in 2 quarters since. The position peaked at $225K in Q2 2026. 390 funds tracked by Wall St. Rank hold COST as of Q3 2026.

  • Spinnaker Investment Group held 242 shares of Costco worth $220K as of Q3 2026.
  • Spinnaker Investment Group bought 2 Costco shares in Q3 2026, an estimated $1.87K.
  • Costco made up 0.03% of Spinnaker Investment Group's portfolio in Q3 2026, its #162 holding.
  • Spinnaker Investment Group first reported a position in Costco in Q2 2026 and has held it in 2 quarters since.
  • Spinnaker Investment Group's Costco position peaked at $225K in Q2 2026.
  • 390 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Spinnaker Investment Group's 13F filing for Q3 2026, filed 13 Oct 2026.