Simplex Trading
ICLR icon

Simplex Trading’s Icon ICLR Stock Holding History

Simplex 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 		$151K Buy
+1,366
New +$187K ﹤0.01% 4622
2025
Q4 		– Sell
-1,000
Closed -$178K – 9219
2025
Q3 		$175K Buy
1,000
+796
+390% +$133K ﹤0.01% 5099
2025
Q2 		$29K Buy
+204
New +$28.9K ﹤0.01% 6430
2024
Q3 		– Sell
-675
Closed -$213K – 8954
2024
Q2 		$211K Buy
+675
New +$212K ﹤0.01% 4594
2024
Q1 		– Sell
-1,092
Closed -$322K – 9285
2023
Q4 		$309K Buy
1,092
+493
+82% +$128K ﹤0.01% 4198
2023
Q3 		$147K Buy
+599
New +$151K ﹤0.01% 4678
2023
Q1 		– Sell
-2,847
Closed -$634K – 9491
2022
Q4 		$553K Buy
2,847
+2,822
+11,288% +$560K ﹤0.01% 3060
2022
Q3 		$4K Sell
25
-193
-89% -$42K ﹤0.01% 8915
2022
Q2 		$47K Buy
+218
New +$48.9K ﹤0.01% 6584
2021
Q4 		– Sell
-2,921
Closed -$817K – 10878
2021
Q3 		$630K Buy
2,921
+508
+21% +$123K ﹤0.01% 3740
2021
Q2 		$498K Buy
2,413
+2,338
+3,117% +$505K ﹤0.01% 4186
2021
Q1 		$14K Buy
+75
New +$14.8K ﹤0.01% 7700
2019
Q4 		– Sell
-3,089
Closed -$476K – 7569
2019
Q3 		$455K Buy
+3,089
New +$474K ﹤0.01% 2719
2018
Q3 		– Sell
-47
Closed -$6.74K – 7681
2018
Q2 		$6K Sell
47
-1,625
-97% -$203K ﹤0.01% 6618
2018
Q1 		$197K Buy
+1,672
New +$192K 0.01% 1244
2017
Q2 		– Sell
-11,587
Closed -$1.02M – 6403
2017
Q1 		$923K Buy
11,587
+10,804
+1,380% +$885K 0.04% 415
2016
Q4 		$58K Buy
+783
New +$60.8K ﹤0.01% 2004
2016
Q3 		– Sell
-1,654
Closed -$124K – 6073
2016
Q2 		$115K Buy
+1,654
New +$114K 0.01% 1379
2015
Q3 		– Sell
-436
Closed -$32.8K – 5797
2015
Q2 		$29K Buy
+436
New +$29.4K ﹤0.01% 2127

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

Simplex Trading's ICLR Position: Q1 2026 in Review

Simplex Trading opened a new position in Icon (ICLR) in Q1 2026: 1,366 shares worth $151K. The stake represents ﹤0.01% of the portfolio and ranks #4622 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ICLR as recently as Q3 2025.

Simplex Trading first reported a position in ICLR in Q2 2015 and has held it in 19 quarters since. The position peaked at $923K in Q1 2017. 415 funds tracked by Wall St. Rank hold ICLR as of Q1 2026.

  • Simplex Trading held 1,366 shares of Icon worth $151K as of Q1 2026.
  • Icon was a new Simplex Trading position in Q1 2026.
  • Icon made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4622 holding.
  • Simplex Trading first reported a position in Icon in Q2 2015 and has held it in 19 quarters since.
  • Simplex Trading's Icon position peaked at $923K in Q1 2017.
  • 415 funds tracked by Wall St. Rank held Icon as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.