William Blair & Company’s Align Technology ALGN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.55M Sell
9,052
-10,180
-53% -$1.78M ﹤0.01% 812
2025
Q4
$3M Sell
19,232
-15,363
-44% -$2.2M 0.01% 642
2025
Q3
$4.33M Sell
34,595
-384
-1% -$60.1K 0.01% 558
2025
Q2
$6.62M Sell
34,979
-38,628
-52% -$6.82M 0.02% 435
2025
Q1
$11.7M Sell
73,607
-1,842
-2% -$362K 0.04% 308
2024
Q4
$15.7M Sell
75,449
-65,601
-47% -$14.7M 0.05% 260
2024
Q3
$35.9M Sell
141,050
-93,517
-40% -$22.1M 0.11% 156
2024
Q2
$56.6M Sell
234,567
-2,231
-0.9% -$621K 0.17% 120
2024
Q1
$77.7M Sell
236,798
-80
-0% -$23.5K 0.24% 100
2023
Q4
$64.9M Buy
236,878
+45,502
+24% +$10.8M 0.22% 101
2023
Q3
$58.4M Buy
191,376
+7,641
+4% +$2.64M 0.22% 104
2023
Q2
$65M Buy
183,735
+8,255
+5% +$2.63M 0.24% 96
2023
Q1
$58.6M Sell
175,480
-24,405
-12% -$7.2M 0.23% 98
2022
Q4
$42.2M Buy
199,885
+6,600
+3% +$1.32M 0.18% 122
2022
Q3
$40M Buy
193,285
+27,247
+16% +$7.01M 0.18% 121
2022
Q2
$39.3M Sell
166,038
-29,302
-15% -$9M 0.17% 126
2022
Q1
$85.2M Buy
195,340
+34,312
+21% +$16.7M 0.3% 83
2021
Q4
$106M Buy
161,028
+31,252
+24% +$20.1M 0.33% 70
2021
Q3
$86.4M Buy
129,776
+208
+0.2% +$141K 0.29% 81
2021
Q2
$79.2M Buy
129,568
+2,721
+2% +$1.61M 0.27% 87
2021
Q1
$68.7M Sell
126,847
-1,738
-1% -$961K 0.26% 92
2020
Q4
$68.7M Buy
128,585
+4,280
+3% +$1.92M 0.25% 93
2020
Q3
$40.7M Buy
124,305
+5,082
+4% +$1.55M 0.17% 119
2020
Q2
$32.7M Buy
119,223
+15,961
+15% +$3.59M 0.16% 133
2020
Q1
$18M Sell
103,262
-51,583
-33% -$12.4M 0.11% 166
2019
Q4
$43.2M Sell
154,845
-20,151
-12% -$5.02M 0.22% 104
2019
Q3
$31.7M Sell
174,996
-13,244
-7% -$2.75M 0.18% 120
2019
Q2
$51.5M Buy
188,240
+3,516
+2% +$1.06M 0.29% 83
2019
Q1
$52.5M Buy
184,724
+8,651
+5% +$2.06M 0.32% 78
2018
Q4
$36.9M Sell
176,073
-51,208
-23% -$12.9M 0.27% 92
2018
Q3
$88.9M Sell
227,281
-6,699
-3% -$2.47M 0.54% 46
2018
Q2
$80.1M Buy
233,980
+685
+0.3% +$204K 0.54% 46
2018
Q1
$58.6M Sell
233,295
-10,649
-4% -$2.73M 0.41% 61
2017
Q4
$54.2M Sell
243,944
-19,202
-7% -$4.36M 0.37% 66
2017
Q3
$49M Sell
263,146
-23,065
-8% -$3.95M 0.37% 69
2017
Q2
$43M Sell
286,211
-4,607
-2% -$625K 0.32% 78
2017
Q1
$32M Sell
290,818
-11,878
-4% -$1.2M 0.26% 104
2016
Q4
$29.1M Sell
302,696
-9,761
-3% -$906K 0.26% 104
2016
Q3
$29.3M Buy
312,457
+174
+0.1% +$15.7K 0.26% 100
2016
Q2
$25.2M Buy
312,283
+1,210
+0.4% +$92.5K 0.23% 114
2016
Q1
$22.6M Sell
311,073
-24,163
-7% -$1.58M 0.21% 127
2015
Q4
$22.1M Sell
335,236
-242,768
-42% -$15.6M 0.21% 126
2015
Q3
$32.8M Sell
578,004
-3,335,612
-85% -$199M 0.28% 99
2015
Q2
$245M Buy
3,913,616
+243,914
+7% +$14.4M 0.37% 57
2015
Q1
$197M Buy
3,669,702
+696,504
+23% +$39.7M 0.3% 86
2014
Q4
$166M Buy
2,973,198
+228,799
+8% +$12.1M 0.27% 113
2014
Q3
$142M Sell
2,744,399
-111,274
-4% -$6.06M 0.24% 122
2014
Q2
$160M Buy
2,855,673
+1,617,104
+131% +$84.1M 0.26% 119
2014
Q1
$64.1M Sell
1,238,569
-18,032
-1% -$1.01M 0.11% 269
2013
Q4
$71.8M Sell
1,256,601
-315,567
-20% -$17M 0.12% 259
2013
Q3
$75.6M Buy
1,572,168
+165,866
+12% +$7.24M 0.13% 233
2013
Q2
$52.1M Buy
+1,406,302
New +$48.5M 0.1% 302

Other funds holding ALGN

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

William Blair & Company reduced its Align Technology (ALGN) stake by 53% in Q1 2026, selling an estimated $1.78M and leaving 9,052 shares worth $1.55M. The position accounts for ﹤0.01% of the portfolio, ranked #812.

William Blair & Company first reported a position in ALGN in Q2 2013 and has held it in 52 quarters since. The position peaked at $245M in Q2 2015. 690 funds tracked by Wall St. Rank hold ALGN as of Q1 2026.

  • William Blair & Company held 9,052 shares of Align Technology worth $1.55M as of Q1 2026.
  • William Blair & Company sold 10,180 Align Technology shares in Q1 2026, an estimated $1.78M.
  • Align Technology made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #812 holding.
  • William Blair & Company first reported a position in Align Technology in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's Align Technology position peaked at $245M in Q2 2015.
  • 690 funds tracked by Wall St. Rank held Align Technology as of Q1 2026.

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