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
$12.2M Sell
71,100
-37,500
-35% -$6.57M ﹤0.01% 2979
2025
Q4
$17M Sell
108,600
-12,700
-10% -$1.82M ﹤0.01% 2559
2025
Q3
$15.2M Sell
121,300
-40,200
-25% -$6.3M ﹤0.01% 2672
2025
Q2
$30.6M Sell
161,500
-124,900
-44% -$22.1M 0.01% 1662
2025
Q1
$45.5M Sell
286,400
-4,800
-2% -$942K 0.01% 1222
2024
Q4
$60.7M Buy
291,200
+126,500
+77% +$28.3M 0.01% 1112
2024
Q3
$41.9M Sell
164,700
-65,400
-28% -$15.4M 0.01% 1381
2024
Q2
$55.6M Sell
230,100
-41,700
-15% -$11.6M 0.01% 1067
2024
Q1
$89.1M Sell
271,800
-96,600
-26% -$28.3M 0.02% 772
2023
Q4
$101M Buy
368,400
+147,000
+66% +$34.8M 0.02% 675
2023
Q3
$67.6M Sell
221,400
-54,900
-20% -$19M 0.01% 857
2023
Q2
$97.7M Sell
276,300
-70,700
-20% -$22.5M 0.02% 626
2023
Q1
$116M Buy
347,000
+64,200
+23% +$18.9M 0.03% 556
2022
Q4
$59.6M Buy
282,800
+69,200
+32% +$13.9M 0.01% 985
2022
Q3
$44.2M Sell
213,600
-317,800
-60% -$81.8M 0.01% 1165
2022
Q2
$126M Buy
531,400
+326,700
+160% +$100M 0.03% 456
2022
Q1
$89.2M Buy
204,700
+35,900
+21% +$17.5M 0.02% 718
2021
Q4
$111M Buy
168,800
+11,700
+7% +$7.52M 0.02% 599
2021
Q3
$105M Sell
157,100
-44,200
-22% -$30M 0.02% 635
2021
Q2
$123M Buy
201,300
+27,400
+16% +$16.2M 0.03% 558
2021
Q1
$94.2M Sell
173,900
-15,100
-8% -$8.35M 0.02% 612
2020
Q4
$101M Buy
189,000
+73,700
+64% +$33.1M 0.03% 545
2020
Q3
$37.7M Buy
115,300
+21,900
+23% +$6.69M 0.01% 1049
2020
Q2
$25.6M Buy
93,400
+20,400
+28% +$4.59M 0.01% 1286
2020
Q1
$12.7M Sell
73,000
-62,700
-46% -$15M 0.01% 1635
2019
Q4
$37.9M Sell
135,700
-5,500
-4% -$1.37M 0.02% 965
2019
Q3
$25.5M Sell
141,200
-73,200
-34% -$15.2M 0.01% 1260
2019
Q2
$58.7M Sell
214,400
-79,800
-27% -$24.1M 0.03% 645
2019
Q1
$83.7M Buy
294,200
+136,000
+86% +$32.5M 0.04% 440
2018
Q4
$33.1M Sell
158,200
-61,200
-28% -$15.5M 0.02% 861
2018
Q3
$85.8M Buy
219,400
+24,900
+13% +$9.19M 0.04% 473
2018
Q2
$66.5M Buy
194,500
+67,700
+53% +$20.2M 0.03% 549
2018
Q1
$31.8M Buy
126,800
+11,800
+10% +$3.03M 0.02% 819
2017
Q4
$25.6M Buy
115,000
+45,800
+66% +$10.4M 0.02% 1022
2017
Q3
$12.9M Buy
69,200
+42,300
+157% +$7.24M 0.01% 1392
2017
Q2
$4.04M Buy
26,900
+1,200
+5% +$163K ﹤0.01% 2348
2017
Q1
$2.95M Sell
25,700
-22,400
-47% -$2.26M ﹤0.01% 2602
2016
Q4
$4.62M Buy
48,100
+5,700
+13% +$529K ﹤0.01% 2088
2016
Q3
$3.98M Buy
42,400
+35,700
+533% +$3.23M ﹤0.01% 2214
2016
Q2
$540K Sell
6,700
-7,900
-54% -$604K ﹤0.01% 4376
2016
Q1
$1.06M Buy
14,600
+11,100
+317% +$727K ﹤0.01% 3409
2015
Q4
$230K Sell
3,500
-200
-5% -$12.8K ﹤0.01% 5613
2015
Q3
$210K Sell
3,700
-6,300
-63% -$376K ﹤0.01% 6079
2015
Q2
$627K Sell
10,000
-5,000
-33% -$295K ﹤0.01% 4627
2015
Q1
$807K Buy
15,000
+500
+3% +$28.5K ﹤0.01% 4229
2014
Q4
$811K Buy
14,500
+2,200
+18% +$116K ﹤0.01% 4029
2014
Q3
$636K Sell
12,300
-1,200
-9% -$65.3K ﹤0.01% 4315
2014
Q2
$757K Sell
13,500
-6,700
-33% -$349K ﹤0.01% 3853
2014
Q1
$1.05M Sell
20,200
-20,400
-50% -$1.14M ﹤0.01% 3362
2013
Q4
$2.32M Buy
40,600
+8,900
+28% +$479K ﹤0.01% 2387
2013
Q3
$1.52M Buy
31,700
+6,300
+25% +$275K ﹤0.01% 2652
2013
Q2
$941K Buy
+25,400
New +$876K ﹤0.01% 3242

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.