William Blair & Company
AMZN icon

William Blair & Company’s Amazon AMZN Stock Holding History

William Blair & Company’s Portfolio AMZN Stock Details AMZN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q2 		– Sell
-12,000
Closed -$532K – 1622
2017
Q1 		$532K Sell
12,000
-20,000
-63% -$834K ﹤0.01% 885
2016
Q4 		$1.2M Buy
+32,000
New +$1.25M 0.01% 610

Other funds holding AMZN

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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
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
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 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
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

William Blair & Company's AMZN Position: Q1 2026 in Review

William Blair & Company reduced its Amazon (AMZN) stake by 0.11% in Q1 2026, selling an estimated $1.43M and leaving 6,057,938 shares worth $1.26B. The position accounts for 3.62% of the portfolio, ranked #3.

William Blair & Company first reported a position in AMZN in Q2 2013 and has held it in 52 quarters since. The position peaked at $1.4B in Q4 2025. 5,986 funds tracked by Wall St. Rank hold AMZN as of Q1 2026.

  • William Blair & Company held 6,057,938 shares of Amazon worth $1.26B as of Q1 2026.
  • William Blair & Company sold 6,486 Amazon shares in Q1 2026, an estimated $1.43M.
  • Amazon made up 3.62% of William Blair & Company's portfolio in Q1 2026, its #3 holding.
  • William Blair & Company first reported a position in Amazon in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's Amazon position peaked at $1.4B in Q4 2025.
  • 5,986 funds tracked by Wall St. Rank held Amazon as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.