Walleye Trading
ICLR icon

Walleye Trading’s Icon ICLR Stock Holding History

Walleye Trading’s Portfolio ICLR Stock Details ICLR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$133K Buy
+1,200
New +$164K ﹤0.01% 3326
2025
Q4 		– Sell
-6,100
Closed -$1.07M – 4563
2025
Q3 		$1.07M Buy
6,100
+3,200
+110% +$536K ﹤0.01% 2226
2025
Q2 		$422K Buy
2,900
+800
+38% +$113K ﹤0.01% 2752
2025
Q1 		$367K Buy
+2,100
New +$407K ﹤0.01% 2720
2024
Q4 		– Sell
-2,400
Closed -$690K – 4423
2024
Q3 		$690K Buy
2,400
+300
+14% +$94.6K ﹤0.01% 2318
2024
Q2 		$658K Sell
2,100
-4,200
-67% -$1.32M ﹤0.01% 2339
2024
Q1 		$2.12M Sell
6,300
-2,500
-28% -$737K ﹤0.01% 1696
2023
Q4 		$2.49M Sell
8,800
-1,500
-15% -$388K 0.01% 1756
2023
Q3 		$2.54M Buy
10,300
+4,900
+91% +$1.23M 0.01% 1604
2023
Q2 		$1.35M Buy
5,400
+3,100
+135% +$658K ﹤0.01% 1934
2023
Q1 		$491K Buy
2,300
+2,200
+2,200% +$490K ﹤0.01% 2818
2022
Q4 		$19.4K Buy
+100
New +$19.8K ﹤0.01% 4373
2022
Q3 		– Sell
-400
Closed -$87K – 5247
2022
Q2 		$87K Sell
400
-500
-56% -$112K ﹤0.01% 4160
2022
Q1 		$219K Buy
+900
New +$226K ﹤0.01% 3713
2021
Q4 		– Sell
-15,993
Closed -$4.19M – 5562
2021
Q3 		$4.19M Sell
15,993
-3,274
-17% -$796K 0.02% 1039
2021
Q2 		$3.98M Buy
19,267
+17,167
+817% +$3.7M 0.02% 936
2021
Q1 		$412K Buy
+2,100
New +$415K ﹤0.01% 2855
2020
Q3 		– Sell
-300
Closed -$51K – 4350
2020
Q2 		$51K Sell
300
-1,500
-83% -$236K ﹤0.01% 3788
2020
Q1 		$245K Buy
1,800
+1,600
+800% +$256K ﹤0.01% 2450
2019
Q4 		$34K Sell
200
-13,500
-99% -$2.08M ﹤0.01% 3893
2019
Q3 		$2.02M Buy
13,700
+10,700
+357% +$1.64M 0.02% 1026
2019
Q2 		$462K Buy
3,000
+800
+36% +$112K ﹤0.01% 2259
2019
Q1 		$300K Buy
+2,200
New +$300K ﹤0.01% 2701

Other funds holding ICLR

Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
BWA
Brave Warrior Advisors New York $4.04B AUM 1.15% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
SHCM
Sachem Head Capital Management New York $4.15B AUM 48.05% 1-Year Est. Return

Walleye Trading's ICLR Position: Q1 2026 in Review

Walleye Trading sold out of Icon (ICLR) in Q1 2026, closing a stake of 27,383 shares — an estimated $3.74M sold.

Walleye Trading first reported a position in ICLR in Q3 2015 and held it in 18 quarters. The position peaked at $4.99M in Q4 2025. 415 funds tracked by Wall St. Rank hold ICLR as of Q1 2026.

  • Walleye Trading reported no remaining Icon position as of Q1 2026 after selling out during the quarter.
  • Walleye Trading sold 27,383 Icon shares in Q1 2026, an estimated $3.74M.
  • Walleye Trading first reported a position in Icon in Q3 2015 and held it in 18 quarters.
  • Walleye Trading's Icon position peaked at $4.99M in Q4 2025.
  • 415 funds tracked by Wall St. Rank held Icon as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.