William Blair & Company
COF icon

William Blair & Company’s Capital One COF Stock Holding History

William Blair & Company’s Portfolio COF Stock Details COF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-14,700
Closed -$1.22M – 1394
2017
Q2 		$1.22M Buy
+14,700
New +$1.19M 0.01% 698

Other funds holding COF

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Harris Associates
Harris Associates Chicago, Illinois $75.4B AUM 14.46% 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

William Blair & Company's COF Position: Q2 2026 in Review

William Blair & Company reduced its Capital One (COF) stake by 3% in Q2 2026, selling an estimated $687K and leaving 117,708 shares worth $23.6M. The position accounts for 0.06% of the portfolio, ranked #234.

William Blair & Company first reported a position in COF in Q2 2013 and has held it in 53 quarters since. The position peaked at $31.5M in Q4 2025. 2,125 funds tracked by Wall St. Rank hold COF as of Q2 2026.

  • William Blair & Company held 117,708 shares of Capital One worth $23.6M as of Q2 2026.
  • William Blair & Company sold 3,592 Capital One shares in Q2 2026, an estimated $687K.
  • Capital One made up 0.06% of William Blair & Company's portfolio in Q2 2026, its #234 holding.
  • William Blair & Company first reported a position in Capital One in Q2 2013 and has held it in 53 quarters since.
  • William Blair & Company's Capital One position peaked at $31.5M in Q4 2025.
  • 2,125 funds tracked by Wall St. Rank held Capital One as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.