Citadel Advisors’s Icon ICLR Stock Holding History
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
BWA
SHCM
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.