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a16z Perennial Management’s Costco COST Stock Holding History

a16z Perennial 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
Q2 		– Sell
-653
Closed -$651K – 88
2026
Q1 		$651K Hold
653
– – 0.05% 56
2025
Q4 		$563K Sell
653
-3
-0.5% -$2.72K 0.04% 70
2025
Q3 		$607K Buy
+656
New +$629K 0.05% 53

Other funds holding COST

Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
Parnassus Investments
Parnassus Investments San Francisco, California $37.4B AUM 35.42% 1-Year Est. Return
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
PTC
Provident Trust Company Waukesha, Wisconsin $4.77B AUM 29.31% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $71.2B AUM 41.74% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
Commonwealth Equity Services
Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

a16z Perennial Management's COST Position: Q2 2026 in Review

a16z Perennial Management sold out of Costco (COST) in Q2 2026, closing a stake of 653 shares — an estimated $651K sold.

a16z Perennial Management first reported a position in COST in Q3 2025 and held it in 3 quarters. The position peaked at $651K in Q1 2026. 2,087 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • a16z Perennial Management reported no remaining Costco position as of Q2 2026 after selling out during the quarter.
  • a16z Perennial Management sold 653 Costco shares in Q2 2026, an estimated $651K.
  • a16z Perennial Management first reported a position in Costco in Q3 2025 and held it in 3 quarters.
  • a16z Perennial Management's Costco position peaked at $651K in Q1 2026.
  • 2,087 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on a16z Perennial Management's 13F filing for Q2 2026, filed 24 Jul 2026.