Group One Trading
ICLR icon

Group One Trading’s Icon ICLR Stock Holding History

Group One 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 		$1.59M Buy
14,400
+12,700
+747% +$1.73M ﹤0.01% 2281
2025
Q4 		$310K Buy
1,700
+1,400
+467% +$249K ﹤0.01% 3983
2025
Q3 		$52.5K Buy
+300
New +$50.2K ﹤0.01% 5920
2025
Q2 		– Sell
-12,500
Closed -$2.19M – 8235
2025
Q1 		$2.19M Buy
+12,500
New +$2.42M 0.01% 1742
2022
Q1 		– Sell
-4,000
Closed -$1.24M – 8309
2021
Q4 		$1.24M Sell
4,000
-2,700
-40% -$755K ﹤0.01% 3126
2021
Q3 		$1.76M Sell
6,700
-33,200
-83% -$8.07M ﹤0.01% 2800
2021
Q2 		$8.25M Buy
39,900
+34,900
+698% +$7.53M 0.01% 1229
2021
Q1 		$982K Buy
+5,000
New +$987K ﹤0.01% 3254
2015
Q4 		– Sell
-100
Closed -$7K – 4882
2015
Q3 		$7K Sell
100
-1,400
-93% -$105K ﹤0.01% 4412
2015
Q2 		$101K Buy
1,500
+1,400
+1,400% +$94.5K ﹤0.01% 3081
2015
Q1 		$7K Hold
100
– – ﹤0.01% 4260
2014
Q4 		$5K Sell
100
-300
-75% -$16.2K ﹤0.01% 4476
2014
Q3 		$23K Buy
400
+100
+33% +$5.15K ﹤0.01% 4030
2014
Q2 		$14K Buy
+300
New +$13K ﹤0.01% 4366
2013
Q4 		– Sell
-900
Closed -$37K – 5348
2013
Q3 		$37K Buy
+900
New +$34.6K ﹤0.01% 3764

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

Group One Trading's ICLR Position: Q1 2026 in Review

Group One Trading reduced its Icon (ICLR) stake by 57% in Q1 2026, selling an estimated $276K and leaving 1,555 shares worth $172K. The position accounts for ﹤0.01% of the portfolio, ranked #4244.

Group One Trading first reported a position in ICLR in Q2 2013 and has held it in 15 quarters since. The position peaked at $2.85M in Q2 2021. 415 funds tracked by Wall St. Rank hold ICLR as of Q1 2026.

  • Group One Trading held 1,555 shares of Icon worth $172K as of Q1 2026.
  • Group One Trading sold 2,022 Icon shares in Q1 2026, an estimated $276K.
  • Icon made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #4244 holding.
  • Group One Trading first reported a position in Icon in Q2 2013 and has held it in 15 quarters since.
  • Group One Trading's Icon position peaked at $2.85M in Q2 2021.
  • 415 funds tracked by Wall St. Rank held Icon as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.