ICON plc - Ordinary Shares (NQ:ICLR)
171.82
+6.49
(+3.93%)
Streaming Delayed Price
Updated: 4:00 PM EDT, Oct 31, 2025
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Historical Prices
Year:
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Oct 31, 2025 | 163.42 | 172.99 | 163.42 | 171.82 | 975,037 | +6.49(+3.93%) |
| Oct 30, 2025 | 164.72 | 166.35 | 162.36 | 165.33 | 898,469 | -0.62(-0.37%) |
| Oct 29, 2025 | 175.55 | 177.51 | 165.10 | 165.95 | 1,283,641 | -11.78(-6.63%) |
| Oct 28, 2025 | 180.61 | 180.72 | 174.54 | 177.73 | 1,019,490 | -4.30(-2.36%) |
| Oct 27, 2025 | 178.11 | 184.57 | 175.13 | 182.03 | 905,750 | +3.92(+2.20%) |
| Oct 24, 2025 | 179.22 | 179.83 | 173.94 | 178.11 | 1,165,433 | -1.89(-1.05%) |
| Oct 23, 2025 | 189.00 | 193.00 | 173.38 | 180.00 | 2,237,354 | -12.60(-6.54%) |
| Oct 22, 2025 | 194.74 | 197.92 | 189.00 | 192.60 | 1,851,501 | -0.66(-0.34%) |
| Oct 21, 2025 | 187.68 | 198.30 | 184.24 | 193.26 | 1,496,328 | +4.81(+2.55%) |
| Oct 20, 2025 | 187.45 | 190.36 | 185.50 | 188.45 | 1,028,684 | +3.39(+1.83%) |
| Oct 17, 2025 | 188.00 | 189.58 | 182.33 | 185.06 | 777,993 | -3.40(-1.80%) |
| Oct 16, 2025 | 187.64 | 193.21 | 186.48 | 188.46 | 1,020,929 | +0.61(+0.32%) |
| Oct 15, 2025 | 185.64 | 188.55 | 184.09 | 187.85 | 642,609 | +1.94(+1.04%) |
| Oct 14, 2025 | 184.72 | 187.36 | 180.47 | 185.91 | 727,221 | -0.14(-0.08%) |
| Oct 13, 2025 | 183.56 | 188.18 | 182.29 | 186.05 | 805,035 | +2.56(+1.40%) |
| Oct 10, 2025 | 188.12 | 188.79 | 181.09 | 183.49 | 540,781 | -4.22(-2.25%) |
| Oct 09, 2025 | 186.13 | 189.41 | 185.58 | 187.71 | 484,846 | +1.23(+0.66%) |
| Oct 08, 2025 | 186.41 | 188.36 | 183.71 | 186.48 | 1,169,939 | -0.17(-0.09%) |
| Oct 07, 2025 | 190.43 | 192.74 | 185.80 | 186.65 | 640,406 | -3.78(-1.98%) |
| Oct 06, 2025 | 194.19 | 194.40 | 190.20 | 190.43 | 653,862 | -3.46(-1.78%) |
| Oct 03, 2025 | 192.00 | 197.05 | 192.00 | 193.89 | 756,989 | +0.93(+0.48%) |
| Oct 02, 2025 | 190.26 | 193.74 | 188.29 | 192.96 | 1,072,491 | +0.65(+0.34%) |
| Oct 01, 2025 | 174.70 | 192.58 | 174.70 | 192.31 | 1,797,370 | +17.31(+9.89%) |
| Sep 30, 2025 | 163.06 | 175.13 | 162.27 | 175.00 | 1,423,059 | +11.56(+7.07%) |
| Sep 29, 2025 | 165.34 | 165.36 | 162.03 | 163.44 | 615,352 | -0.35(-0.21%) |
| Sep 26, 2025 | 163.13 | 164.65 | 161.64 | 163.79 | 593,279 | +1.26(+0.78%) |
| Sep 25, 2025 | 167.40 | 167.40 | 162.41 | 162.53 | 1,092,224 | -4.96(-2.96%) |
| Sep 24, 2025 | 170.31 | 171.91 | 166.93 | 167.49 | 716,511 | -2.89(-1.70%) |
| Sep 23, 2025 | 170.83 | 173.01 | 169.40 | 170.38 | 518,589 | -0.42(-0.25%) |
| Sep 22, 2025 | 173.82 | 173.89 | 169.77 | 170.80 | 767,566 | -3.20(-1.84%) |
| Sep 19, 2025 | 182.03 | 183.46 | 173.19 | 174.00 | 1,804,751 | -5.43(-3.03%) |
| Sep 18, 2025 | 175.27 | 179.51 | 174.62 | 179.43 | 580,652 | +4.22(+2.41%) |
| Sep 17, 2025 | 172.79 | 178.17 | 172.79 | 175.21 | 895,052 | +2.08(+1.20%) |
| Sep 16, 2025 | 171.58 | 175.52 | 170.87 | 173.13 | 1,333,943 | +2.67(+1.57%) |
| Sep 15, 2025 | 176.69 | 177.00 | 170.35 | 170.46 | 1,080,716 | -4.54(-2.59%) |
| Sep 12, 2025 | 172.46 | 176.06 | 170.27 | 175.00 | 1,597,382 | -0.11(-0.06%) |
| Sep 11, 2025 | 166.72 | 175.38 | 166.40 | 175.11 | 1,410,400 | +9.67(+5.85%) |
| Sep 10, 2025 | 169.22 | 169.93 | 164.00 | 165.44 | 1,468,735 | -3.50(-2.07%) |
| Sep 09, 2025 | 171.08 | 175.42 | 168.61 | 168.94 | 1,155,413 | -8.87(-4.99%) |
| Sep 08, 2025 | 172.83 | 180.07 | 172.83 | 177.81 | 1,169,133 | +2.93(+1.68%) |
| Sep 05, 2025 | 177.30 | 180.95 | 174.03 | 174.88 | 1,260,191 | -1.48(-0.84%) |
| Sep 04, 2025 | 165.86 | 177.35 | 161.01 | 176.36 | 2,066,745 | -3.65(-2.03%) |
| Sep 03, 2025 | 182.05 | 182.67 | 178.28 | 180.01 | 1,064,762 | +2.17(+1.22%) |
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