SEI Investments (SEIC) Stock Chart & Stock Price History $84.47 +0.64 (+0.76%) Closing price 04:00 PM EasternExtended Trading$84.47 0.00 (0.00%) As of 04:09 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock SEI Investments Stock Price Performance The SEI Investments (SEIC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 24.11%, with a year-to-date return of 2.41%. In the past month, the stock has increased 17.48%, reflecting recent market activity. As of the latest close, SEI Investments traded at $83.83 with a market cap of $10.44 billion and volume of 797,425 shares. Five years ago, the stock traded at $51.56, representing a 63.83% increase over that period. At the time, it had a market cap of $7.67 billion and a volume of 515,000 shares. Receive SEIC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for SEI Investments and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-1.07%1 Month Performance+17.48%3 Month Performance+5.26%Year-To-Date Performance+2.41%1 Year Performance+24.11%5 Year Performance+63.83% SEIC Stock Chart for Thursday, May, 22, 2025 SEIC Chart by TradingView SEI Investments Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/21/2025$85.59$83.83-2.06%$85.48$83.78797,425 shs$10.44 billion05/20/2025$85.55$85.59+0.05%$85.71$84.90819,523 shs$10.65 billion05/19/2025$85.38$85.55+0.20%$85.67$83.50884,573 shs$10.65 billion05/16/2025$84.77$85.38+0.72%$85.43$84.38765,718 shs$10.63 billion05/15/2025$83.37$84.77+1.68%$85.05$82.831.03 million shs$10.55 billion05/14/2025$83.98$83.37-0.73%$83.86$83.091.07 million shs$10.38 billion05/13/2025$83.66$83.98+0.38%$84.57$83.70713,066 shs$10.45 billion05/12/2025$81.49$83.66+2.66%$84.24$83.09569,118 shs$10.41 billion05/09/2025$81.34$81.49+0.18%$81.90$81.00429,669 shs$10.14 billion05/08/2025$80.52$81.34+1.01%$82.14$80.87499,763 shs$10.13 billion Get the Latest News and Ratings for SEIC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for SEI Investments and its competitors with MarketBeat's FREE daily newsletter. 05/07/2025$79.85$80.52+0.84%$80.78$79.78701,449 shs$10.02 billion05/06/2025$79.94$79.85-0.11%$80.49$78.99366,251 shs$9.94 billion05/05/2025$79.99$79.94-0.06%$80.78$78.74456,888 shs$9.95 billion05/02/2025$78.24$79.99+2.24%$80.47$78.94895,440 shs$9.96 billion05/01/2025$78.29$78.24-0.06%$79.25$78.21584,542 shs$9.84 billion04/30/2025$78.04$78.29+0.32%$78.50$76.30909,972 shs$9.84 billion04/29/2025$77.78$78.04+0.33%$78.23$77.19598,441 shs$9.81 billion04/28/2025$78.59$77.78-1.03%$79.03$76.89687,717 shs$9.78 billion04/25/2025$78.70$78.59-0.14%$78.78$77.51775,073 shs$9.88 billion04/24/2025$73.00$78.70+7.81%$78.82$75.091.43 million shs$9.90 billion04/23/2025$71.90$73.00+1.53%$75.53$72.21949,437 shs$9.18 billion04/22/2025$69.67$71.90+3.20%$72.19$70.36573,939 shs$9.04 billion04/21/2025$71.66$69.67-2.78%$72.11$69.04592,351 shs$8.84 billion Related Companies STT Stock Chart TROW Stock Chart NTRS Stock Chart ARCC Stock Chart BEN Stock Chart IVZ Stock Chart AMG Stock Chart MAIN Stock Chart CNS Stock Chart GBDC Stock Chart Receive SEIC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for SEI Investments and its competitors with MarketBeat's FREE daily newsletter. 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