Seaside Wealth Management
COST icon

Seaside Wealth Management’s Costco COST Stock Holding History

Seaside 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
2026
Q3 		$487K Buy
535
+67
+14% +$62.5K 0.12% 44
2026
Q2 		$438K Buy
468
+15
+3% +$14.9K 0.11% 46
2026
Q1 		$451K Buy
453
+11
+2% +$10.7K 0.13% 42
2025
Q4 		$381K Sell
442
-4
-0.9% -$3.62K 0.11% 46
2025
Q3 		$413K Sell
446
-7
-2% -$6.71K 0.12% 45
2025
Q2 		$448K Buy
453
+7
+2% +$6.96K 0.14% 43
2025
Q1 		$422K Buy
446
+8
+2% +$7.8K 0.15% 38
2024
Q4 		$401K Hold
438
– – 0.15% 38
2024
Q3 		$388K Hold
438
– – 0.15% 39
2024
Q2 		$372K Hold
438
– – 0.15% 40
2024
Q1 		$321K Sell
438
-12
-3% -$8.57K 0.14% 39
2023
Q4 		$297K Buy
450
+12
+3% +$7.11K 0.14% 40
2023
Q3 		$247K Hold
438
– – 0.13% 43
2023
Q2 		$236K Hold
438
– – 0.12% 45
2023
Q1 		$218K Buy
+438
New +$215K 0.13% 45
2022
Q4 		– Sell
-438
Closed -$220K – 48
2022
Q3 		$220K Buy
+438
New +$228K 0.15% 48

Other funds holding COST

State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $348B AUM 26.9% 1-Year Est. Return
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
Nuveen
Nuveen Charlotte, North Carolina $420B AUM 34.97% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $483B AUM 27.72% 1-Year Est. Return

Seaside Wealth Management's COST Position: Q3 2026 in Review

Seaside Wealth Management increased its Costco (COST) stake by 14% in Q3 2026, buying an estimated $62.5K and bringing the position to 535 shares worth $487K. The position accounts for 0.12% of the portfolio, ranked #44.

Seaside Wealth Management first reported a position in COST in Q3 2022 and has held it in 16 quarters since. 3,465 funds tracked by Wall St. Rank hold COST as of Q3 2026.

  • Seaside Wealth Management held 535 shares of Costco worth $487K as of Q3 2026.
  • Seaside Wealth Management bought 67 Costco shares in Q3 2026, an estimated $62.5K.
  • Costco made up 0.12% of Seaside Wealth Management's portfolio in Q3 2026, its #44 holding.
  • Seaside Wealth Management first reported a position in Costco in Q3 2022 and has held it in 16 quarters since.
  • 3,465 funds tracked by Wall St. Rank held Costco as of Q3 2026.

Based on Seaside Wealth Management's 13F filing for Q3 2026, filed 9 Nov 2026.