William Blair & Company’s Amazon AMZN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.26B Sell
6,057,938
-6,486
-0.1% -$1.43M 3.62% 3
2025
Q4
$1.4B Buy
6,064,424
+57,539
+1% +$13.2M 3.76% 3
2025
Q3
$1.32B Sell
6,006,885
-114,990
-2% -$26M 3.51% 3
2025
Q2
$1.34B Sell
6,121,875
-28,981
-0.5% -$5.74M 3.73% 2
2025
Q1
$1.17B Sell
6,150,856
-12,488
-0.2% -$2.71M 3.53% 3
2024
Q4
$1.35B Buy
6,163,344
+66,200
+1% +$13.5M 3.93% 3
2024
Q3
$1.14B Buy
6,097,144
+23,627
+0.4% +$4.31M 3.34% 3
2024
Q2
$1.17B Buy
6,073,517
+127,076
+2% +$23.3M 3.62% 3
2024
Q1
$1.07B Buy
5,946,441
+116,402
+2% +$19.4M 3.37% 2
2023
Q4
$886M Buy
5,830,039
+65,935
+1% +$9.24M 3.02% 3
2023
Q3
$733M Buy
5,764,104
+63,916
+1% +$8.56M 2.81% 3
2023
Q2
$743M Buy
5,700,188
+87,088
+2% +$9.95M 2.72% 3
2023
Q1
$580M Buy
5,613,100
+71,959
+1% +$6.95M 2.32% 4
2022
Q4
$465M Sell
5,541,141
-167,570
-3% -$16.6M 2.02% 6
2022
Q3
$645M Buy
5,708,711
+19,697
+0.3% +$2.49M 2.96% 3
2022
Q2
$604M Sell
5,689,014
-38,026
-0.7% -$4.76M 2.68% 3
2022
Q1
$933M Sell
5,727,040
-4,720
-0.1% -$729K 3.27% 3
2021
Q4
$956M Buy
5,731,760
+390,400
+7% +$66.8M 3% 3
2021
Q3
$877M Buy
5,341,360
+124,920
+2% +$21.5M 2.99% 3
2021
Q2
$897M Sell
5,216,440
-9,240
-0.2% -$1.54M 3.11% 2
2021
Q1
$808M Sell
5,225,680
-989,540
-16% -$157M 3.05% 3
2020
Q4
$1.01B Buy
6,215,220
+118,700
+2% +$18.9M 3.71% 2
2020
Q3
$960M Sell
6,096,520
-49,780
-0.8% -$7.85M 4.07% 2
2020
Q2
$848M Buy
6,146,300
+244,780
+4% +$29.6M 4.04% 2
2020
Q1
$575M Buy
5,901,520
+392,260
+7% +$38M 3.6% 3
2019
Q4
$509M Buy
5,509,260
+86,100
+2% +$7.62M 2.62% 3
2019
Q3
$471M Buy
5,423,160
+83,320
+2% +$7.73M 2.71% 3
2019
Q2
$506M Buy
5,339,840
+72,040
+1% +$6.71M 2.89% 2
2019
Q1
$469M Buy
5,267,800
+269,760
+5% +$22.4M 2.86% 3
2018
Q4
$375M Buy
4,998,040
+13,880
+0.3% +$1.15M 2.74% 3
2018
Q3
$499M Sell
4,984,160
-11,580
-0.2% -$1.09M 3.06% 2
2018
Q2
$425M Sell
4,995,740
-61,600
-1% -$4.89M 2.89% 2
2018
Q1
$366M Sell
5,057,340
-658,320
-12% -$47.1M 2.59% 2
2017
Q4
$334M Buy
5,715,660
+21,180
+0.4% +$1.17M 2.27% 3
2017
Q3
$274M Buy
5,694,480
+68,460
+1% +$3.36M 2.05% 4
2017
Q2
$272M Buy
5,626,020
+26,860
+0.5% +$1.28M 2.04% 4
2017
Q1
$240M Buy
5,599,160
+454,220
+9% +$18.9M 1.93% 4
2016
Q4
$193M Buy
5,144,940
+91,860
+2% +$3.6M 1.73% 5
2016
Q3
$212M Buy
5,053,080
+25,800
+0.5% +$987K 1.87% 4
2016
Q2
$180M Sell
5,027,280
-243,300
-5% -$8.23M 1.68% 6
2016
Q1
$156M Buy
5,270,580
+347,740
+7% +$9.87M 1.47% 7
2015
Q4
$166M Sell
4,922,840
-1,055,260
-18% -$33.3M 1.56% 6
2015
Q3
$153M Sell
5,978,100
-5,945,120
-50% -$150M 1.32% 8
2015
Q2
$259M Buy
11,923,220
+790,100
+7% +$16.5M 0.39% 50
2015
Q1
$207M Sell
11,133,120
-662,540
-6% -$11.6M 0.32% 81
2014
Q4
$183M Buy
11,795,660
+114,200
+1% +$1.78M 0.3% 90
2014
Q3
$188M Buy
11,681,460
+354,620
+3% +$5.9M 0.32% 74
2014
Q2
$184M Buy
11,326,840
+1,809,220
+19% +$28.6M 0.3% 88
2014
Q1
$160M Buy
9,517,620
+1,679,720
+21% +$31.2M 0.26% 110
2013
Q4
$156M Sell
7,837,900
-171,180
-2% -$3.08M 0.26% 109
2013
Q3
$125M Sell
8,009,080
-1,654,460
-17% -$24.7M 0.22% 136
2013
Q2
$134M Buy
+9,663,540
New +$129M 0.27% 96

Other funds holding AMZN

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.