X4 Pharmaceuticals, Inc. (XFOR)
NASDAQ: XFOR · Real-Time Price · USD
4.220
+0.170 (4.20%)
At close: Jun 18, 2026, 4:00 PM EDT
4.140
-0.080 (-1.90%)
After-hours: Jun 18, 2026, 5:04 PM EDT

X4 Pharmaceuticals Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jun 18, 20264.034.284.024.224.224.20%866,219
Jun 17, 20264.064.113.994.054.050.25%403,776
Jun 16, 20264.104.153.994.044.04-0.98%460,292
Jun 15, 20264.034.124.004.084.082.00%511,099
Jun 12, 20263.934.023.904.004.003.09%501,513
Jun 11, 20263.713.893.673.883.884.02%471,521
Jun 10, 20263.844.003.723.733.73-3.12%399,540
Jun 9, 20263.713.953.713.853.853.77%434,522
Jun 8, 20263.913.953.663.713.71-3.13%451,732
Jun 5, 20264.004.023.763.833.83-4.49%444,878
Jun 4, 20263.954.173.954.014.011.01%276,972
Jun 3, 20264.044.103.973.973.97-1.73%399,893
Jun 2, 20264.254.254.014.044.04-1.70%475,268
Jun 1, 20264.244.334.104.114.11-4.64%468,006
May 29, 20264.124.364.054.314.314.11%877,423
May 28, 20264.014.183.994.144.142.73%296,336
May 27, 20263.984.163.984.034.030.75%213,385
May 26, 20264.074.153.974.004.00-0.99%287,673
May 22, 20264.054.204.004.044.04-177,818
May 21, 20263.714.073.714.044.047.16%254,693
May 20, 20263.653.853.583.773.773.57%271,658
May 19, 20263.673.683.563.643.64-1.09%446,911
May 18, 20263.993.993.583.683.68-6.60%493,599
May 15, 20263.974.063.863.943.94-1.50%263,889
May 14, 20264.204.213.974.004.00-5.44%264,582
May 13, 20264.324.374.214.234.23-2.53%245,393
May 12, 20264.484.504.204.344.34-3.56%401,007
May 11, 20264.374.604.374.504.501.58%449,869
May 8, 20264.354.564.304.434.433.26%427,931
May 7, 20264.224.384.194.294.29-2.05%329,911
May 6, 20264.214.504.134.384.384.29%651,689
May 5, 20264.234.334.114.204.20-0.24%278,145
May 4, 20264.154.314.134.214.210.48%305,700
May 1, 20264.054.244.054.194.192.95%246,343
Apr 30, 20264.134.164.004.074.07-0.73%287,472
Apr 29, 20264.204.213.974.104.10-0.49%327,008
Apr 28, 20264.164.284.034.124.12-2.14%244,664
Apr 27, 20264.084.334.084.214.212.43%369,854
Apr 24, 20264.204.284.044.114.11-3.97%527,042
Apr 23, 20264.404.664.244.284.28-3.17%635,203
Apr 22, 20264.204.454.124.424.426.00%681,065
Apr 21, 20264.234.264.124.174.17-0.48%232,469
Apr 20, 20264.234.314.154.194.19-2.33%215,561
Apr 17, 20264.194.384.194.294.293.62%301,247
Apr 16, 20264.304.354.064.144.14-4.39%332,173
Apr 15, 20264.184.354.184.334.333.10%436,705
Apr 14, 20264.144.344.144.204.201.69%227,151
Apr 13, 20264.104.234.054.134.130.73%228,931
Apr 10, 20264.064.133.994.104.100.74%235,122
Apr 9, 20264.024.163.994.074.070.49%418,756