SEI Investments Company - SEIC - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 17, 2025	80.85	80.79	80.79	81.33	80.08	629,909
October 16, 2025	82.84	80.51	80.51	83.23	80.43	868,626
October 15, 2025	83.93	82.57	82.57	84.4	82.29	690,746
October 14, 2025	81.54	83.42	83.42	84.02	81.54	788,719
October 13, 2025	81.57	82.52	82.52	82.96	81.57	536,300
October 10, 2025	84.3	81.22	81.22	84.72	81.1	623,600
October 09, 2025	85.28	84.11	84.11	85.33	83.73	491,800
October 08, 2025	84.87	84.6	84.6	85.37	83.97	730,915
October 07, 2025	85.82	84.74	84.74	86.14	84.18	816,709
October 06, 2025	85.77	85.35	85.35	85.77	84.32	826,426
October 03, 2025	84.97	85.62	85.62	85.75	84.62	809,009
October 02, 2025	84.14	84.86	84.86	85.24	83.47	823,321
October 01, 2025	84.5	84.07	84.07	85.18	83.75	815,000
September 30, 2025	85.42	84.85	84.85	85.64	84.23	525,800
September 29, 2025	86.29	85.42	85.42	86.43	85.28	671,500
September 26, 2025	85.48	85.7	85.7	86.01	85.37	508,500
September 25, 2025	85.66	85.1	85.1	85.97	84.81	781,200
September 24, 2025	86.49	85.97	85.97	87.09	85.72	1.37M
September 23, 2025	87.35	86.18	86.18	88.01	86.06	637,611
September 22, 2025	86.41	87.08	87.08	87.16	85.57	900,800
September 19, 2025	86.91	86.72	86.72	87.25	86.27	2.4M
September 18, 2025	87.16	86.25	86.25	87.7	85.97	683,400
September 17, 2025	87.32	86.65	86.65	88.22	85.99	821,322
September 16, 2025	86.83	87.21	87.21	87.8	86.76	766,400
September 15, 2025	86.52	86.6	86.6	87.08	86.03	654,021
September 12, 2025	87.67	86.5	86.5	87.79	86.4	399,451
September 11, 2025	87.04	87.77	87.77	87.85	86.5	501,900
September 10, 2025	86.21	86.88	86.88	87.74	86.21	562,948
September 09, 2025	87.43	86.65	86.65	87.43	86.01	608,500
September 08, 2025	87.22	87.43	87.43	87.58	86.76	864,034
September 05, 2025	89.39	87.17	87.17	89.52	86.75	783,500
September 04, 2025	88.16	89.22	89.22	89.39	88.1	826,514
September 03, 2025	87.59	87.72	87.72	88.2	86.49	547,600
September 02, 2025	87.29	88.1	88.1	88.17	86.66	713,534
August 29, 2025	88.95	88.28	88.28	89.11	88.02	703,800
August 28, 2025	90.55	88.85	88.85	90.55	88.73	519,300
August 27, 2025	90	90.52	90.52	90.97	90	609,103
August 26, 2025	89.63	90.33	90.33	90.44	89.09	505,000
August 25, 2025	90.43	89.63	89.63	90.43	89.48	516,000
August 22, 2025	88.56	90.15	90.15	90.61	88.16	451,946
August 21, 2025	87.95	88.14	88.14	88.45	87.69	440,641
August 20, 2025	88.21	88.4	88.4	88.72	87.56	710,303
August 19, 2025	88.67	88.21	88.21	89	87.92	552,100
August 18, 2025	87.87	88.62	88.6	88.71	87.8	573,102
August 15, 2025	88.85	88.19	88.19	88.95	88	751,000
August 14, 2025	88.3	88.81	88.81	89.2	87.93	609,025
August 13, 2025	88.34	88.54	88.54	88.7	87.58	553,400
August 12, 2025	87.92	88.06	88.06	88.19	87.53	568,600
August 11, 2025	87.59	87.44	87.44	88	87.22	404,900
August 08, 2025	87.35	87.5	87.5	88.19	86.98	407,500
August 07, 2025	88.5	86.85	86.85	88.7	86.36	535,200
August 06, 2025	88.45	88.2	88.2	88.45	87.42	577,900
August 05, 2025	88.5	87.81	87.81	88.94	86.88	731,314
August 04, 2025	87.13	88.34	88.34	88.39	86.94	676,431
August 01, 2025	86.83	86.45	86.45	87.04	85.55	972,200
July 31, 2025	88.26	88.12	88.12	89.12	87.93	944,300
July 30, 2025	88.64	88.57	88.57	89.55	88.07	887,752
July 29, 2025	88.75	88.46	88.46	89.65	88.4	887,700
July 28, 2025	90.03	88.75	88.75	90.14	88.6	978,713
July 25, 2025	89.9	89.99	89.99	90.6	89.02	1.21M

SEI Investments Company (SEIC) NASDAQ