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CSM Advisors’s Costco COST Stock Holding History

CSM 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 		$15.8M Buy
15,816
+11,660
+281% +$11.4M 0.39% 67
2025
Q4 		$3.58M Buy
4,156
+771
+23% +$699K 0.1% 228
2025
Q3 		$3.14M Buy
3,385
+3,072
+981% +$2.94M 0.09% 261
2025
Q2 		$309K Buy
313
+10
+3% +$9.94K 0.01% 362
2025
Q1 		$286K Hold
303
– – 0.02% 117
2024
Q4 		$277K Buy
303
+66
+28% +$61.2K 0.01% 117
2024
Q3 		$211K Buy
+237
New +$206K 0.01% 120

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

CSM Advisors's COST Position: Q1 2026 in Review

CSM Advisors increased its Costco (COST) stake by 281% in Q1 2026, buying an estimated $11.4M and bringing the position to 15,816 shares worth $15.8M. The position accounts for 0.39% of the portfolio, ranked #67.

CSM Advisors first reported a position in COST in Q3 2024 and has held it in 7 quarters since. 4,239 funds tracked by Wall St. Rank hold COST as of Q1 2026.

  • CSM Advisors held 15,816 shares of Costco worth $15.8M as of Q1 2026.
  • CSM Advisors bought 11,660 Costco shares in Q1 2026, an estimated $11.4M.
  • Costco made up 0.39% of CSM Advisors's portfolio in Q1 2026, its #67 holding.
  • CSM Advisors first reported a position in Costco in Q3 2024 and has held it in 7 quarters since.
  • 4,239 funds tracked by Wall St. Rank held Costco as of Q1 2026.

Based on CSM Advisors's 13F filing for Q1 2026, filed 15 May 2026.