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Steadfast Capital Management’s Costco COST Stock Holding History

Steadfast Capital 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
Q1 		$40.6M Sell
40,750
-67,952
-63% -$66.2M 1.39% 27
2025
Q4 		$93.7M Buy
108,702
+10,372
+11% +$9.4M 1.61% 25
2025
Q3 		$91M Buy
+98,330
New +$94.3M 1.59% 23
2020
Q4 		– Sell
-34,567
Closed -$12.3M – 64
2020
Q3 		$12.3M Buy
34,567
+4,609
+15% +$1.55M 0.13% 52
2020
Q2 		$9.08M Buy
+29,958
New +$9.11M 0.1% 65
2020
Q1 		– Sell
-21,248
Closed -$6.25M – 59
2019
Q4 		$6.25M Buy
+21,248
New +$6.31M 0.07% 67

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

Steadfast Capital Management's COST Position: Q1 2026 in Review

Steadfast Capital Management reduced its Costco (COST) stake by 63% in Q1 2026, selling an estimated $66.2M and leaving 40,750 shares worth $40.6M. The position accounts for 1.39% of the portfolio, ranked #27.

Steadfast Capital Management first reported a position in COST in Q4 2019 and has held it in 6 quarters since. The position peaked at $93.7M in Q4 2025. 4,238 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Steadfast Capital Management held 40,750 shares of Costco worth $40.6M as of Q1 2026.
  • Steadfast Capital Management sold 67,952 Costco shares in Q1 2026, an estimated $66.2M.
  • Costco made up 1.39% of Steadfast Capital Management's portfolio in Q1 2026, its #27 holding.
  • Steadfast Capital Management first reported a position in Costco in Q4 2019 and has held it in 6 quarters since.
  • Steadfast Capital Management's Costco position peaked at $93.7M in Q4 2025.
  • 4,238 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Steadfast Capital Management's 13F filing for Q1 2026, filed 15 May 2026.