Volterra Technologies’s Costco COST Stock Holding History

Volterra Technologies’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	-8,700	Closed	-$8.05M	–	369
2025 Q3	$8.05M	Hold	8,700	–	–	0.69%	37
2025 Q2	$8.61M	Buy	+8,700	New	+$8.65M	1.09%	15

Other funds holding COST

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Volterra Technologies's COST Position: Q4 2025 in Review

Volterra Technologies sold out of Costco (COST) in Q4 2025, closing a stake of 1,037 shares — an estimated $960K sold.

Volterra Technologies first reported a position in COST in Q2 2025 and held it in 2 quarters. The position peaked at $960K in Q3 2025. 4,113 funds tracked by Wall St. Rank hold COST as of Q4 2025.

Volterra Technologies reported no remaining Costco position as of Q4 2025 after selling out during the quarter.
Volterra Technologies sold 1,037 Costco shares in Q4 2025, an estimated $960K.
Volterra Technologies first reported a position in Costco in Q2 2025 and held it in 2 quarters.
Volterra Technologies's Costco position peaked at $960K in Q3 2025.
4,113 funds tracked by Wall St. Rank held Costco as of Q4 2025.

Based on Volterra Technologies's 13F filing for Q4 2025, filed 13 Feb 2026.