Two Sigma Investments’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
$3.2M Buy
28,934
+34
+0.1% +$4.64K ﹤0.01% 2388
2025
Q4
$5.27M Sell
28,900
-61
-0.2% -$10.9K 0.01% 1684
2025
Q3
$5.07M Sell
28,961
-103,664
-78% -$17.3M 0.01% 1452
2025
Q2
$19.3M Buy
+132,625
New +$18.8M 0.03% 568
2024
Q1
Sell
-6,300
Closed -$1.78M 3180
2023
Q4
$1.78M Hold
6,300
﹤0.01% 1668
2023
Q3
$1.55M Hold
6,300
﹤0.01% 1625
2023
Q2
$1.58M Sell
6,300
-1,200
-16% -$255K ﹤0.01% 1645
2023
Q1
$1.6M Buy
7,500
+1,200
+19% +$267K ﹤0.01% 1551
2022
Q4
$1.22M Buy
+6,300
New +$1.25M ﹤0.01% 1596
2021
Q4
Sell
-109,324
Closed -$28.6M 4540
2021
Q3
$28.6M Sell
109,324
-517,242
-83% -$126M 0.06% 337
2021
Q2
$130M Buy
626,566
+373,542
+148% +$80.6M 0.29% 66
2021
Q1
$49.7M Buy
+253,024
New +$50M 0.13% 176
2020
Q3
Sell
-26,492
Closed -$4.46M 3297
2020
Q2
$4.46M Sell
26,492
-5,120
-16% -$807K 0.02% 693
2020
Q1
$4.3M Sell
31,612
-58,607
-65% -$9.38M 0.04% 570
2019
Q4
$15.5M Buy
90,219
+47,055
+109% +$7.26M 0.05% 447
2019
Q3
$6.36M Sell
43,164
-59,979
-58% -$9.21M 0.02% 753
2019
Q2
$15.9M Sell
103,143
-26,170
-20% -$3.67M 0.05% 418
2019
Q1
$17.7M Buy
129,313
+126,631
+4,722% +$17.3M 0.06% 438
2018
Q4
$347K Buy
+2,682
New +$370K ﹤0.01% 2355
2018
Q3
Sell
-61,846
Closed -$8.2M 3373
2018
Q2
$8.2M Sell
61,846
-37,463
-38% -$4.67M 0.02% 750
2018
Q1
$11.7M Buy
99,309
+36,324
+58% +$4.17M 0.04% 523
2017
Q4
$7.06M Buy
62,985
+16,080
+34% +$1.85M 0.02% 746
2017
Q3
$5.34M Sell
46,905
-247,278
-84% -$26.3M 0.02% 773
2017
Q2
$28.8M Sell
294,183
-20,751
-7% -$1.84M 0.1% 246
2017
Q1
$25.1M Buy
314,934
+279,691
+794% +$22.9M 0.08% 316
2016
Q4
$2.65M Sell
35,243
-15,637
-31% -$1.21M 0.01% 1275
2016
Q3
$3.94M Buy
+50,880
New +$3.82M 0.01% 1017
2015
Q4
Sell
-3,149
Closed -$223K 2800
2015
Q3
$223K Sell
3,149
-138,896
-98% -$10.5M ﹤0.01% 1938
2015
Q2
$9.56M Sell
142,045
-205
-0.1% -$13.8K 0.04% 464
2015
Q1
$10M Buy
142,250
+53,152
+60% +$3.29M 0.05% 462
2014
Q4
$4.54M Buy
89,098
+42,110
+90% +$2.27M 0.03% 671
2014
Q3
$2.69M Sell
46,988
-77,216
-62% -$3.98M 0.01% 787
2014
Q2
$5.85M Sell
124,204
-169,024
-58% -$7.3M 0.03% 658
2014
Q1
$13.9M Buy
+293,228
New +$13.1M 0.07% 361

Other funds holding ICLR

Two Sigma Investments's ICLR Position: Q1 2026 in Review

Two Sigma Investments increased its Icon (ICLR) stake by 0.12% in Q1 2026, buying an estimated $4.64K and bringing the position to 28,934 shares worth $3.2M. The position accounts for ﹤0.01% of the portfolio, ranked #2388.

Two Sigma Investments first reported a position in ICLR in Q1 2014 and has held it in 34 quarters since. The position peaked at $130M in Q2 2021. 415 funds tracked by Wall St. Rank hold ICLR as of Q1 2026.

  • Two Sigma Investments held 28,934 shares of Icon worth $3.2M as of Q1 2026.
  • Two Sigma Investments bought 34 Icon shares in Q1 2026, an estimated $4.64K.
  • Icon made up ﹤0.01% of Two Sigma Investments's portfolio in Q1 2026, its #2388 holding.
  • Two Sigma Investments first reported a position in Icon in Q1 2014 and has held it in 34 quarters since.
  • Two Sigma Investments's Icon position peaked at $130M in Q2 2021.
  • 415 funds tracked by Wall St. Rank held Icon as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.