William John Sempolinski
AMZN icon

William John Sempolinski’s Amazon AMZN Stock Holding History

William John Sempolinski’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
2026
Q3 		$6.46M Sell
25,924
-200
-0.8% -$50.8K 2.5% 7
2026
Q2 		$6.23M Sell
26,124
-25
-0.1% -$6.28K 2.51% 7
2026
Q1 		$5.45M Sell
26,149
-40
-0.2% -$8.81K 2.73% 7
2025
Q4 		$6.04M Buy
+26,189
New +$5.99M 2.97% 7

Other funds holding AMZN

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.96T AUM 27.49% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $704B AUM 26.74% 1-Year Est. Return

William John Sempolinski's AMZN Position: Q3 2026 in Review

William John Sempolinski reduced its Amazon (AMZN) stake by 0.77% in Q3 2026, selling an estimated $50.8K and leaving 25,924 shares worth $6.46M. The position accounts for 2.5% of the portfolio, ranked #7.

William John Sempolinski first reported a position in AMZN in Q4 2025 and has held it in 4 quarters since. 5,350 funds tracked by Wall St. Rank hold AMZN as of Q3 2026.

  • William John Sempolinski held 25,924 shares of Amazon worth $6.46M as of Q3 2026.
  • William John Sempolinski sold 200 Amazon shares in Q3 2026, an estimated $50.8K.
  • Amazon made up 2.5% of William John Sempolinski's portfolio in Q3 2026, its #7 holding.
  • William John Sempolinski first reported a position in Amazon in Q4 2025 and has held it in 4 quarters since.
  • 5,350 funds tracked by Wall St. Rank held Amazon as of Q3 2026.

Based on William John Sempolinski's 13F filing for Q3 2026, filed 20 Oct 2026.