SEI Investments Company (SEIC)
NASDAQ: SEIC · Real-Time Price · USD
80.61
-0.19 (-0.24%)
Oct 31, 2025, 4:00 PM EDT - Market closed

SEI Investments Company Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 31, 202580.7581.0580.4380.6180.61-0.24%701,648
Oct 30, 202580.5481.6980.5480.8080.800.24%706,695
Oct 29, 202581.4081.5480.0780.6180.61-1.49%736,202
Oct 28, 202583.0783.0781.8281.8381.83-1.49%471,917
Oct 27, 202583.2083.8882.6083.0783.071.42%616,518
Oct 24, 202582.1582.4681.2581.9181.910.47%784,740
Oct 23, 202580.0081.8278.3481.5381.530.15%1,400,572
Oct 22, 202582.2582.7581.4181.4181.41-1.29%724,641
Oct 21, 202581.6683.2181.3882.4782.470.95%696,657
Oct 20, 202581.2681.9080.9381.6981.691.11%609,118
Oct 17, 202580.8581.3380.0880.7980.790.35%629,909
Oct 16, 202582.8483.2380.4380.5180.51-2.49%868,626
Oct 15, 202583.9384.4082.2982.5782.57-1.02%690,746
Oct 14, 202581.5484.0281.5483.4283.421.09%788,719
Oct 13, 202581.5782.9681.5782.5282.521.60%536,294
Oct 10, 202584.3084.7281.1081.2281.22-3.44%623,561
Oct 9, 202585.2885.3383.7384.1184.11-0.58%491,753
Oct 8, 202584.8785.3783.9784.6084.60-0.17%730,915
Oct 7, 202585.8286.1484.1884.7484.74-0.71%816,709
Oct 6, 202585.7785.7784.3285.3585.35-0.32%826,426
Oct 3, 202584.9785.7584.6285.6285.620.90%809,009
Oct 2, 202584.1485.2483.4784.8684.860.94%823,321
Oct 1, 202584.5085.1883.7584.0784.07-0.92%815,000
Sep 30, 202585.4285.6484.2384.8584.85-0.67%525,762
Sep 29, 202586.2986.4385.2885.4285.42-0.33%671,464
Sep 26, 202585.4886.0185.3785.7085.700.71%508,494
Sep 25, 202585.6685.9784.8185.1085.10-1.01%781,176
Sep 24, 202586.4987.0985.7285.9785.97-0.24%1,366,714
Sep 23, 202587.3588.0186.0686.1886.18-1.03%637,611
Sep 22, 202586.4187.1685.5787.0887.080.42%900,777
Sep 19, 202586.9187.2586.2786.7286.720.54%2,395,446
Sep 18, 202587.1687.7085.9786.2586.25-0.46%683,353
Sep 17, 202587.3288.2285.9986.6586.65-0.64%821,322
Sep 16, 202586.8387.8086.7687.2187.210.70%766,397
Sep 15, 202586.5287.0886.0386.6086.600.12%654,021
Sep 12, 202587.6787.7986.4086.5086.50-1.45%399,451
Sep 11, 202587.0487.8586.5087.7787.771.02%501,893
Sep 10, 202586.2187.7486.2186.8886.880.27%562,948
Sep 9, 202587.4387.4386.0186.6586.65-0.89%608,491
Sep 8, 202587.2287.5886.7687.4387.430.30%864,034
Sep 5, 202589.3989.5286.7587.1787.17-2.30%783,453
Sep 4, 202588.1689.3988.1089.2289.221.71%826,514
Sep 3, 202587.5988.2086.4987.7287.72-0.43%538,230
Sep 2, 202587.2988.1786.6688.1088.10-0.20%713,534
Aug 29, 202588.9589.1188.0288.2888.28-0.64%703,792
Aug 28, 202590.5590.5588.7388.8588.85-1.84%519,254
Aug 27, 202590.0090.9790.0090.5290.520.21%609,103
Aug 26, 202589.6390.4489.0990.3390.330.78%504,992
Aug 25, 202590.4390.4389.4889.6389.63-0.58%515,970
Aug 22, 202588.5690.6188.1690.1590.152.28%451,946