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 		– Sell
-27,383
Closed -$3.74M – 4381
2025
Q4 		$4.99M Buy
27,383
+2,796
+11% +$498K 0.01% 1304
2025
Q3 		$4.3M Buy
24,587
+5,714
+30% +$956K 0.01% 1330
2025
Q2 		$2.75M Buy
18,873
+18,206
+2,730% +$2.58M 0.01% 1540
2025
Q1 		$117K Buy
+667
New +$129K ﹤0.01% 3328
2024
Q4 		– Sell
-1,438
Closed -$413K – 4422
2024
Q3 		$413K Buy
1,438
+825
+135% +$260K ﹤0.01% 2635
2024
Q2 		$192K Buy
+613
New +$192K ﹤0.01% 3112
2024
Q1 		– Sell
-400
Closed -$118K – 5025
2023
Q4 		$113K Buy
+400
New +$104K ﹤0.01% 4092
2022
Q2 		– Sell
-335
Closed -$75.1K – 5373
2022
Q1 		$81K Buy
+335
New +$84K ﹤0.01% 4345
2021
Q3 		– Sell
-2,351
Closed -$571K – 5427
2021
Q2 		$486K Buy
+2,351
New +$507K ﹤0.01% 2941
2019
Q4 		– Sell
-1,955
Closed -$302K – 4413
2019
Q3 		$288K Buy
+1,955
New +$300K ﹤0.01% 2623
2018
Q3 		– Sell
-6,030
Closed -$799K – 5398
2018
Q2 		$799K Buy
6,030
+3,140
+109% +$391K ﹤0.01% 2347
2018
Q1 		$341K Buy
+2,890
New +$331K ﹤0.01% 3046
2017
Q2 		– Sell
-159
Closed -$13K – 4692
2017
Q1 		$13K Buy
159
+60
+61% +$4.91K ﹤0.01% 4261
2016
Q4 		$7K Sell
99
-4,785
-98% -$372K ﹤0.01% 4392
2016
Q3 		$378K Buy
4,884
+4,484
+1,121% +$337K ﹤0.01% 2357
2016
Q2 		$28K Sell
400
-500
-56% -$34.3K ﹤0.01% 4353
2016
Q1 		$68K Buy
+900
New +$63.1K ﹤0.01% 3647
2015
Q4 		– Sell
-1,700
Closed -$121K – 5445
2015
Q3 		$121K Buy
+1,700
New +$128K ﹤0.01% 2792

Other funds holding ICLR

Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75.4B AUM 14.46% 1-Year Est. Return
BWA
Brave Warrior Advisors New York $4.59B AUM 9.32% 1-Year Est. Return
GA
Greenhaven Associates Purchase, New York $8.66B AUM 17.37% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
RCG
Ruane, Cunniff & Goldfarb New York $6.43B AUM 18.44% 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. 417 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.
  • 417 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.