Citadel Advisors’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
$125M Buy
730,025
+209,574
+40% +$36.7M 0.02% 671
2025
Q4
$81.3M Buy
520,451
+335,860
+182% +$48.1M 0.01% 1007
2025
Q3
$23.1M Sell
184,591
-1,488,961
-89% -$233M ﹤0.01% 2147
2025
Q2
$317M Buy
1,673,552
+62,916
+4% +$11.1M 0.06% 268
2025
Q1
$256M Sell
1,610,636
-139,190
-8% -$27.3M 0.05% 290
2024
Q4
$365M Buy
1,749,826
+198,307
+13% +$44.3M 0.06% 219
2024
Q3
$395M Buy
1,551,519
+717,006
+86% +$169M 0.08% 178
2024
Q2
$201M Buy
834,513
+237,496
+40% +$66.1M 0.04% 343
2024
Q1
$196M Buy
597,017
+470,205
+371% +$138M 0.04% 385
2023
Q4
$34.7M Sell
126,812
-316,659
-71% -$75.1M 0.01% 1484
2023
Q3
$135M Sell
443,471
-44,185
-9% -$15.3M 0.03% 474
2023
Q2
$172M Sell
487,656
-862,530
-64% -$275M 0.04% 373
2023
Q1
$451M Buy
1,350,186
+947,673
+235% +$280M 0.1% 113
2022
Q4
$84.9M Buy
402,513
+287,900
+251% +$57.6M 0.02% 738
2022
Q3
$23.7M Buy
114,613
+80,886
+240% +$20.8M 0.01% 1711
2022
Q2
$7.98M Sell
33,727
-88,775
-72% -$27.3M ﹤0.01% 2978
2022
Q1
$53.4M Buy
122,502
+102,035
+499% +$49.7M 0.01% 1074
2021
Q4
$13.4M Buy
20,467
+6,723
+49% +$4.32M ﹤0.01% 2575
2021
Q3
$9.15M Sell
13,744
-84,493
-86% -$57.4M ﹤0.01% 3225
2021
Q2
$60M Sell
98,237
-312,718
-76% -$185M 0.01% 988
2021
Q1
$223M Buy
410,955
+212,550
+107% +$117M 0.05% 254
2020
Q4
$106M Buy
198,405
+85,921
+76% +$38.6M 0.03% 514
2020
Q3
$36.8M Sell
112,484
-14,036
-11% -$4.28M 0.01% 1067
2020
Q2
$34.7M Sell
126,520
-47,671
-27% -$10.7M 0.01% 1047
2020
Q1
$30.3M Sell
174,191
-67,721
-28% -$16.2M 0.01% 923
2019
Q4
$67.5M Buy
241,912
+31,835
+15% +$7.94M 0.03% 599
2019
Q3
$38M Buy
210,077
+5,901
+3% +$1.23M 0.02% 950
2019
Q2
$55.9M Buy
204,176
+105,993
+108% +$32M 0.03% 667
2019
Q1
$27.9M Buy
98,183
+84,009
+593% +$20M 0.01% 1074
2018
Q4
$2.97M Sell
14,174
-379,474
-96% -$95.9M ﹤0.01% 3528
2018
Q3
$154M Buy
393,648
+352,328
+853% +$130M 0.07% 256
2018
Q2
$14.1M Sell
41,320
-34,963
-46% -$10.4M 0.01% 1607
2018
Q1
$19.2M Sell
76,283
-26,343
-26% -$6.77M 0.01% 1153
2017
Q4
$22.8M Buy
+102,626
New +$23.3M 0.01% 1087
2017
Q3
Sell
-59,711
Closed -$10.2M 7479
2017
Q2
$8.96M Buy
+59,711
New +$8.1M 0.01% 1545
2017
Q1
Sell
-2,958
Closed -$299K 7384
2016
Q4
$284K Sell
2,958
-17,928
-86% -$1.66M ﹤0.01% 5755
2016
Q3
$1.96M Sell
20,886
-31,243
-60% -$2.83M ﹤0.01% 2995
2016
Q2
$4.2M Sell
52,129
-147,654
-74% -$11.3M ﹤0.01% 1970
2016
Q1
$14.5M Buy
199,783
+169,440
+558% +$11.1M 0.02% 942
2015
Q4
$2M Sell
30,343
-464,105
-94% -$29.8M ﹤0.01% 2743
2015
Q3
$28.1M Buy
494,448
+494,228
+224,649% +$29.5M 0.03% 692
2015
Q2
$14K Sell
220
-974,065
-100% -$57.5M ﹤0.01% 8304
2015
Q1
$52.4M Buy
974,285
+201,915
+26% +$11.5M 0.05% 461
2014
Q4
$43.2M Buy
772,370
+741,763
+2,424% +$39.2M 0.04% 541
2014
Q3
$1.58M Sell
30,607
-1,371,357
-98% -$74.7M ﹤0.01% 3135
2014
Q2
$78.6M Buy
1,401,964
+972,862
+227% +$50.6M 0.09% 234
2014
Q1
$22.2M Buy
429,102
+37,366
+10% +$2.09M 0.03% 771
2013
Q4
$22.4M Buy
391,736
+391,652
+466,252% +$21.1M 0.03% 743
2013
Q3
$4K Sell
84
-4,029
-98% -$176K ﹤0.01% 6599
2013
Q2
$152K Buy
+4,113
New +$142K ﹤0.01% 4895

Other funds holding ALGN

Citadel Advisors's ALGN Position: Q1 2026 in Review

Citadel Advisors increased its Align Technology (ALGN) stake by 40% in Q1 2026, buying an estimated $36.7M and bringing the position to 730,025 shares worth $125M. The position accounts for 0.02% of the portfolio, ranked #671.

Citadel Advisors first reported a position in ALGN in Q2 2013 and has held it in 50 quarters since. The position peaked at $451M in Q1 2023. 688 funds tracked by Wall St. Rank hold ALGN as of Q1 2026.

  • Citadel Advisors held 730,025 shares of Align Technology worth $125M as of Q1 2026.
  • Citadel Advisors bought 209,574 Align Technology shares in Q1 2026, an estimated $36.7M.
  • Align Technology made up 0.02% of Citadel Advisors's portfolio in Q1 2026, its #671 holding.
  • Citadel Advisors first reported a position in Align Technology in Q2 2013 and has held it in 50 quarters since.
  • Citadel Advisors's Align Technology position peaked at $451M in Q1 2023.
  • 688 funds tracked by Wall St. Rank held Align Technology as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.