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Mount Yale Investment Advisors’s Costco COST Stock Holding History

Mount Yale Investment Advisors’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 		$15.5M Buy
15,598
+9,562
+158% +$9.32M 0.36% 57
2025
Q4 		$5.21M Buy
6,036
+3,734
+162% +$3.38M 0.25% 83
2025
Q3 		$2.13M Buy
2,302
+1,095
+91% +$1.05M 0.15% 150
2025
Q2 		$1.2M Sell
1,207
-323
-21% -$321K 0.09% 185
2025
Q1 		$1.45M Buy
1,530
+84
+6% +$81.9K 0.12% 148
2024
Q4 		$1.33M Buy
1,446
+1,067
+282% +$990K 0.11% 159
2024
Q3 		$336K Sell
379
-730
-66% -$634K 0.03% 405
2024
Q2 		$943K Buy
1,109
+41
+4% +$32K 0.07% 218
2024
Q1 		$783K Buy
1,068
+724
+210% +$517K 0.06% 272
2023
Q4 		$227K Sell
344
-12
-3% -$7.11K 0.02% 461
2023
Q3 		$201K Buy
+356
New +$197K 0.02% 476
2023
Q1 		– Sell
-531
Closed -$242K – 490
2022
Q4 		$242K Sell
531
-36
-6% -$17.6K 0.03% 399
2022
Q3 		$268K Buy
+567
New +$295K 0.04% 360
2022
Q1 		– Sell
-1,473
Closed -$836K – 469
2021
Q4 		$836K Sell
1,473
-99
-6% -$50.7K 0.09% 231
2021
Q3 		$707K Sell
1,572
-45
-3% -$19.8K 0.08% 230
2021
Q2 		$640K Buy
1,617
+14
+0.9% +$5.29K 0.08% 236
2021
Q1 		$565K Sell
1,603
-22
-1% -$7.66K 0.07% 247
2020
Q4 		$612K Buy
+1,625
New +$607K 0.09% 230
2018
Q4 		– Sell
-125
Closed -$30K – 411
2018
Q3 		$30K Hold
125
– – 0.01% 701
2018
Q2 		$26K Hold
125
– – ﹤0.01% 745
2018
Q1 		$24K Buy
+125
New +$23.6K 0.01% 734

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

Mount Yale Investment Advisors's COST Position: Q1 2026 in Review

Mount Yale Investment Advisors increased its Costco (COST) stake by 158% in Q1 2026, buying an estimated $9.32M and bringing the position to 15,598 shares worth $15.5M. The position accounts for 0.36% of the portfolio, ranked #57.

Mount Yale Investment Advisors first reported a position in COST in Q1 2018 and has held it in 21 quarters since. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • Mount Yale Investment Advisors held 15,598 shares of Costco worth $15.5M as of Q1 2026.
  • Mount Yale Investment Advisors bought 9,562 Costco shares in Q1 2026, an estimated $9.32M.
  • Costco made up 0.36% of Mount Yale Investment Advisors's portfolio in Q1 2026, its #57 holding.
  • Mount Yale Investment Advisors first reported a position in Costco in Q1 2018 and has held it in 21 quarters since.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on Mount Yale Investment Advisors's 13F filing for Q1 2026, filed 27 Apr 2026.