M1FG
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Mach-1 Financial Group’s Costco COST Stock Holding History

Mach-1 Financial 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
2025
Q4 		– Sell
-594
Closed -$550K – 325
2025
Q3 		$550K Buy
+594
New +$569K 0.09% 113
2023
Q2 		– Sell
-45
Closed -$22.4K – 213
2023
Q1 		$22.4K Buy
+45
New +$22.1K 0.14% 86
2022
Q4 		– Sell
-45
Closed -$21K – 210
2022
Q3 		$21K Buy
45
+17
+61% +$8.84K 0.02% 160
2022
Q2 		$13K Buy
+28
New +$14.2K 0.01% 210
2022
Q1 		– Sell
-24
Closed -$13K – 229
2021
Q4 		$13K Buy
+24
New +$12.3K 0.01% 105
2021
Q2 		– Sell
-55
Closed -$19K – 154
2021
Q1 		$19K Sell
55
-3,170
-98% -$1.1M 0.02% 89
2020
Q4 		$1.22M Buy
+3,225
New +$1.2M 1.33% 16

Other funds holding COST

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Mach-1 Financial Group's COST Position: Q4 2025 in Review

Mach-1 Financial Group sold out of Costco (COST) in Q4 2025, closing a stake of 594 shares — an estimated $550K sold.

Mach-1 Financial Group first reported a position in COST in Q4 2020 and held it in 7 quarters. The position peaked at $1.22M in Q4 2020. 4,124 funds tracked by Wall St. Rank hold COST as of Q4 2025.

  • Mach-1 Financial Group reported no remaining Costco position as of Q4 2025 after selling out during the quarter.
  • Mach-1 Financial Group sold 594 Costco shares in Q4 2025, an estimated $550K.
  • Mach-1 Financial Group first reported a position in Costco in Q4 2020 and held it in 7 quarters.
  • Mach-1 Financial Group's Costco position peaked at $1.22M in Q4 2020.
  • 4,124 funds tracked by Wall St. Rank held Costco as of Q4 2025.

Based on Mach-1 Financial Group's 13F filing for Q4 2025, filed 6 Feb 2026.