Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$2.58M Sell
23,300
-1,100
-5% -$150K ﹤0.01% 5556
2025
Q4
$4.45M Buy
24,400
+11,100
+83% +$1.98M ﹤0.01% 4462
2025
Q3
$2.33M Sell
13,300
-43,600
-77% -$7.3M ﹤0.01% 5760
2025
Q2
$8.28M Buy
56,900
+7,900
+16% +$1.12M ﹤0.01% 3303
2025
Q1
$8.57M Buy
49,000
+27,100
+124% +$5.25M ﹤0.01% 3063
2024
Q4
$4.59M Buy
21,900
+9,500
+77% +$2.22M ﹤0.01% 4098
2024
Q3
$3.56M Sell
12,400
-21,000
-63% -$6.62M ﹤0.01% 4498
2024
Q2
$10.5M Buy
33,400
+21,900
+190% +$6.86M ﹤0.01% 2713
2024
Q1
$3.86M Buy
11,500
+2,800
+32% +$825K ﹤0.01% 4362
2023
Q4
$2.46M Sell
8,700
-27,500
-76% -$7.12M ﹤0.01% 4999
2023
Q3
$8.91M Buy
36,200
+6,400
+21% +$1.61M ﹤0.01% 2835
2023
Q2
$7.46M Sell
29,800
-12,900
-30% -$2.74M ﹤0.01% 3068
2023
Q1
$9.12M Buy
42,700
+31,800
+292% +$7.08M ﹤0.01% 2932
2022
Q4
$2.12M Sell
10,900
-5,900
-35% -$1.17M ﹤0.01% 5374
2022
Q3
$3.09M Sell
16,800
-3,900
-19% -$849K ﹤0.01% 4758
2022
Q2
$4.49M Sell
20,700
-10,800
-34% -$2.42M ﹤0.01% 4008
2022
Q1
$7.66M Buy
31,500
+12,806
+69% +$3.21M ﹤0.01% 3397
2021
Q4
$5.79M Sell
18,694
-19,846
-51% -$5.55M ﹤0.01% 4045
2021
Q3
$10.1M Buy
38,540
+13,640
+55% +$3.32M ﹤0.01% 3065
2021
Q2
$5.15M Sell
24,900
-6,700
-21% -$1.45M ﹤0.01% 4359
2021
Q1
$6.21M Buy
31,600
+28,400
+888% +$5.61M ﹤0.01% 3813
2020
Q4
$624K Sell
3,200
-2,700
-46% -$528K ﹤0.01% 7733
2020
Q3
$1.13M Sell
5,900
-4,400
-43% -$809K ﹤0.01% 5828
2020
Q2
$1.74M Sell
10,300
-300
-3% -$47.3K ﹤0.01% 4824
2020
Q1
$1.44M Buy
10,600
+700
+7% +$112K ﹤0.01% 4694
2019
Q4
$1.71M Buy
9,900
+5,500
+125% +$848K ﹤0.01% 4683
2019
Q3
$648K Sell
4,400
-4,400
-50% -$676K ﹤0.01% 6302
2019
Q2
$1.35M Sell
8,800
-15,000
-63% -$2.1M ﹤0.01% 5188
2019
Q1
$3.25M Buy
23,800
+3,500
+17% +$477K ﹤0.01% 3628
2018
Q4
$2.62M Buy
20,300
+5,200
+34% +$718K ﹤0.01% 3731
2018
Q3
$2.32M Sell
15,100
-13,700
-48% -$1.96M ﹤0.01% 4158
2018
Q2
$3.82M Buy
28,800
+7,800
+37% +$972K ﹤0.01% 3139
2018
Q1
$2.48M Buy
21,000
+9,300
+79% +$1.07M ﹤0.01% 3409
2017
Q4
$1.31M Buy
11,700
+3,300
+39% +$380K ﹤0.01% 4254
2017
Q3
$957K Sell
8,400
-1,300
-13% -$138K ﹤0.01% 4381
2017
Q2
$949K Buy
9,700
+7,000
+259% +$619K ﹤0.01% 4151
2017
Q1
$215K Sell
2,700
-2,600
-49% -$213K ﹤0.01% 6399
2016
Q4
$399K Sell
5,300
-2,200
-29% -$171K ﹤0.01% 5254
2016
Q3
$580K Buy
7,500
+3,600
+92% +$271K ﹤0.01% 4626
2016
Q2
$273K Sell
3,900
-4,100
-51% -$281K ﹤0.01% 5362
2016
Q1
$601K Sell
8,000
-100
-1% -$7.01K ﹤0.01% 4143
2015
Q4
$629K Sell
8,100
-14,000
-63% -$1,000K ﹤0.01% 4169
2015
Q3
$1.57M Buy
22,100
+8,000
+57% +$602K ﹤0.01% 3247
2015
Q2
$949K Buy
14,100
+6,200
+78% +$418K ﹤0.01% 4019
2015
Q1
$557K Buy
7,900
+4,600
+139% +$285K ﹤0.01% 4732
2014
Q4
$168K Sell
3,300
-2,300
-41% -$124K ﹤0.01% 6163
2014
Q3
$320K Buy
5,600
+100
+2% +$5.15K ﹤0.01% 5191
2014
Q2
$259K Buy
+5,500
New +$237K ﹤0.01% 5248

Other funds holding ICLR

Citadel Advisors's ICLR Position: Q1 2026 in Review

Citadel Advisors increased its Icon (ICLR) stake by 500% in Q1 2026, buying an estimated $28.6M and bringing the position to 251,607 shares worth $27.8M. The position accounts for ﹤0.01% of the portfolio, ranked #1936.

Citadel Advisors first reported a position in ICLR in Q2 2013 and has held it in 48 quarters since. The position peaked at $426M in Q2 2024. 415 funds tracked by Wall St. Rank hold ICLR as of Q1 2026.

  • Citadel Advisors held 251,607 shares of Icon worth $27.8M as of Q1 2026.
  • Citadel Advisors bought 209,642 Icon shares in Q1 2026, an estimated $28.6M.
  • Icon made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #1936 holding.
  • Citadel Advisors first reported a position in Icon in Q2 2013 and has held it in 48 quarters since.
  • Citadel Advisors's Icon position peaked at $426M in Q2 2024.
  • 415 funds tracked by Wall St. Rank held Icon as of Q1 2026.

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