Grant Street Asset Management’s Costco COST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$256K Sell
274
-32
-10% -$31.9K 0.04% 79
2026
Q1
$305K Sell
306
-33
-10% -$32.2K 0.06% 73
2025
Q4
$292K Buy
339
+47
+16% +$42.6K 0.06% 68
2025
Q3
$270K Hold
292
– – 0.06% 70
2025
Q2
$289K Buy
292
+66
+29% +$65.6K 0.07% 67
2025
Q1
$214K Hold
226
– – 0.05% 74
2024
Q4
$207K Hold
226
– – 0.05% 74
2024
Q3
$200K Buy
+226
New +$196K 0.06% 73

Other funds holding COST

Grant Street Asset Management's COST Position: Q2 2026 in Review

Grant Street Asset Management reduced its Costco (COST) stake by 10% in Q2 2026, selling an estimated $31.9K and leaving 274 shares worth $256K. The position accounts for 0.04% of the portfolio, ranked #79.

Grant Street Asset Management first reported a position in COST in Q3 2024 and has held it in 8 quarters since. The position peaked at $305K in Q1 2026. 4,260 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Grant Street Asset Management held 274 shares of Costco worth $256K as of Q2 2026.
  • Grant Street Asset Management sold 32 Costco shares in Q2 2026, an estimated $31.9K.
  • Costco made up 0.04% of Grant Street Asset Management's portfolio in Q2 2026, its #79 holding.
  • Grant Street Asset Management first reported a position in Costco in Q3 2024 and has held it in 8 quarters since.
  • Grant Street Asset Management's Costco position peaked at $305K in Q1 2026.
  • 4,260 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Grant Street Asset Management's 13F filing for Q2 2026, filed 5 Aug 2026.