SF
COST icon

Seros Financial’s Costco COST Stock Holding History

Seros Financial’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
Q1 		$276K Sell
277
-20
-7% -$19.5K 0.18% 42
2025
Q4 		$256K Hold
297
– – 0.15% 54
2025
Q3 		$275K Sell
297
-3
-1% -$2.88K 0.17% 45
2025
Q2 		$297K Buy
300
+8
+3% +$7.95K 0.19% 45
2025
Q1 		$276K Sell
292
-109
-27% -$106K 0.21% 43
2024
Q4 		$341K Buy
+401
New +$372K 0.31% 35

Other funds holding COST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
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
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DAM
Diamant Asset Management Ridgefield, Connecticut $137B AUM 18.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Seros Financial's COST Position: Q1 2026 in Review

Seros Financial reduced its Costco (COST) stake by 6.7% in Q1 2026, selling an estimated $19.5K and leaving 277 shares worth $276K. The position accounts for 0.18% of the portfolio, ranked #42.

Seros Financial first reported a position in COST in Q4 2024 and has held it in 6 quarters since. The position peaked at $341K in Q4 2024. 4,238 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Seros Financial held 277 shares of Costco worth $276K as of Q1 2026.
  • Seros Financial sold 20 Costco shares in Q1 2026, an estimated $19.5K.
  • Costco made up 0.18% of Seros Financial's portfolio in Q1 2026, its #42 holding.
  • Seros Financial first reported a position in Costco in Q4 2024 and has held it in 6 quarters since.
  • Seros Financial's Costco position peaked at $341K in Q4 2024.
  • 4,238 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Seros Financial's 13F filing for Q1 2026, filed 5 May 2026.