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ICON Public Limited Company (ICLR)
NASDAQ: ICLR · Real-Time Price · USD
184.87
+8.30 (4.70%)
At close: Jan 21, 2026, 4:00 PM EST
186.79
+1.92 (1.04%)
After-hours: Jan 21, 2026, 5:43 PM EST

ICLR Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jan 21, 2026176.55185.44175.18184.87184.874.70%1,186,003
Jan 20, 2026178.43179.47173.42176.57176.57-3.31%750,342
Jan 16, 2026181.91188.00181.44182.61182.610.03%1,334,434
Jan 15, 2026184.01184.62180.00182.56182.56-1.20%692,571
Jan 14, 2026184.17185.99183.22184.77184.770.81%785,086
Jan 13, 2026182.14185.23180.20183.29183.291.74%864,999
Jan 12, 2026182.98183.02177.47180.15180.15-0.68%886,994
Jan 9, 2026189.99191.00180.27181.38181.38-3.63%1,433,953
Jan 8, 2026179.07190.53171.99188.22188.22-7.24%3,340,765
Jan 7, 2026203.07203.91200.06202.92202.920.71%706,283
Jan 6, 2026198.22202.78197.39201.48201.481.97%1,132,224
Jan 5, 2026186.54198.24186.00197.58197.584.72%1,138,624
Jan 2, 2026183.95189.53182.48188.67188.673.54%677,638
Dec 31, 2025182.68184.00181.06182.22182.22-0.43%309,633
Dec 30, 2025181.74183.16180.48183.00183.000.35%377,525
Dec 29, 2025183.20184.93180.75182.36182.36-0.26%578,263
Dec 26, 2025183.85183.91180.89182.84182.84-0.46%245,571
Dec 24, 2025182.19184.01180.64183.68183.680.33%479,276
Dec 23, 2025177.98183.33177.31183.07183.072.19%693,082
Dec 22, 2025173.46180.38172.55179.14179.143.09%987,578
Dec 19, 2025177.94178.75172.79173.77173.77-2.76%1,411,860
Dec 18, 2025182.10185.31177.34178.70178.70-0.36%803,558
Dec 17, 2025182.48184.29179.06179.34179.34-1.70%451,364
Dec 16, 2025183.71185.56181.19182.45182.45-1.04%548,334
Dec 15, 2025184.94189.23181.89184.37184.37-1.18%1,571,130
Dec 12, 2025188.44191.85185.81186.58186.58-1.76%747,921
Dec 11, 2025187.22190.26185.69189.93189.932.19%778,158
Dec 10, 2025181.52186.73180.80185.86185.862.52%879,962
Dec 9, 2025182.69184.20178.80181.29181.29-0.44%629,615
Dec 8, 2025185.68186.05180.57182.10182.10-2.03%1,030,620
Dec 5, 2025186.61188.99180.95185.87185.870.05%905,324
Dec 4, 2025185.06186.77174.13185.77185.77-1.07%1,654,494
Dec 3, 2025181.61191.15181.61187.78187.782.53%1,031,248
Dec 2, 2025179.88185.77178.03183.14183.141.91%912,765
Dec 1, 2025183.80187.57177.12179.71179.71-2.86%1,340,479
Nov 28, 2025182.64186.57181.77185.00185.000.74%671,417
Nov 26, 2025175.64184.09173.88183.65183.655.23%1,628,519
Nov 25, 2025165.73176.07164.59174.53174.536.07%1,445,021
Nov 24, 2025163.11165.75161.75164.55164.55-0.01%799,503
Nov 21, 2025157.76165.49155.66164.56164.564.07%1,336,906
Nov 20, 2025158.74162.97154.20158.12158.12-0.43%1,413,791
Nov 19, 2025161.74164.41157.36158.81158.81-1.37%1,386,598
Nov 18, 2025155.58162.00154.12161.02161.022.89%612,880
Nov 17, 2025160.91162.38156.34156.49156.49-3.51%1,030,085
Nov 14, 2025163.01165.47158.08162.18162.18-0.78%572,120
Nov 13, 2025161.25166.32161.25163.45163.450.02%453,392
Nov 12, 2025164.57167.43163.27163.42163.42-566,999
Nov 11, 2025159.51164.82157.23163.42163.423.64%806,086
Nov 10, 2025158.03159.76156.05157.68157.68-0.92%907,914
Nov 7, 2025159.76159.76155.00159.14159.14-0.54%627,735