SEI Investments Company (SEIC)

SEI Investments Company Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jan 22, 2026	86.60	86.99	86.38	86.72	-	0.87%	55,744
Jan 21, 2026	84.44	86.79	84.20	85.97	85.97	2.69%	541,719
Jan 20, 2026	85.36	85.93	83.52	83.72	83.72	-2.66%	474,758
Jan 16, 2026	86.45	86.81	85.89	86.01	86.01	-0.61%	357,175
Jan 15, 2026	85.75	86.88	85.70	86.54	86.54	1.43%	575,387
Jan 14, 2026	84.65	85.67	84.47	85.32	85.32	0.72%	560,881
Jan 13, 2026	86.18	86.18	84.09	84.71	84.71	-1.49%	505,366
Jan 12, 2026	86.00	86.56	85.38	85.99	85.99	-0.90%	522,129
Jan 9, 2026	87.27	87.94	86.64	86.77	86.77	-0.55%	430,678
Jan 8, 2026	87.16	87.76	86.48	87.25	87.25	-0.30%	575,983
Jan 7, 2026	87.52	88.21	86.36	87.51	87.51	-0.57%	529,613
Jan 6, 2026	86.95	88.25	85.66	88.01	88.01	1.22%	620,161
Jan 5, 2026	82.93	87.69	82.88	86.95	86.95	4.75%	858,559
Jan 2, 2026	81.79	83.07	81.63	83.01	83.01	1.21%	557,134
Dec 31, 2025	83.13	83.18	81.98	82.02	82.02	-1.37%	449,637
Dec 30, 2025	83.90	83.97	82.89	83.16	83.16	-1.11%	481,935
Dec 29, 2025	84.38	84.45	83.60	84.09	84.09	-0.90%	598,518
Dec 26, 2025	85.35	85.42	84.58	84.85	84.33	-0.61%	402,315
Dec 24, 2025	86.02	86.02	85.14	85.37	84.85	-0.87%	280,408
Dec 23, 2025	85.67	86.98	85.29	86.12	85.59	2.10%	801,264
Dec 22, 2025	83.38	84.89	83.32	84.35	83.83	1.09%	460,920
Dec 19, 2025	83.31	83.90	82.65	83.44	82.93	-0.07%	1,540,253
Dec 18, 2025	83.71	84.36	82.98	83.50	82.99	0.51%	681,657
Dec 17, 2025	82.68	83.71	82.34	83.08	82.57	0.13%	546,949
Dec 16, 2025	83.30	83.83	82.07	82.97	82.46	1.20%	714,234
Dec 15, 2025	82.63	84.07	81.39	81.99	81.49	-1.22%	678,446
Dec 12, 2025	83.85	83.85	82.46	83.00	82.49	-0.47%	681,046
Dec 11, 2025	83.29	84.04	83.19	83.39	82.88	0.23%	569,038
Dec 10, 2025	81.50	83.41	81.48	83.20	82.69	2.01%	579,349
Dec 9, 2025	80.96	82.16	80.96	81.56	81.06	0.82%	512,399
Dec 8, 2025	80.98	81.35	80.37	80.90	80.40	-0.25%	638,669
Dec 5, 2025	81.06	81.60	80.60	81.10	80.60	-0.18%	566,384
Dec 4, 2025	81.13	82.18	80.86	81.25	80.75	0.31%	526,122
Dec 3, 2025	80.00	81.07	80.00	81.00	80.50	1.30%	511,140
Dec 2, 2025	80.01	80.73	79.69	79.96	79.47	-0.03%	435,788
Dec 1, 2025	80.36	81.34	79.86	79.98	79.49	-1.09%	396,286
Nov 28, 2025	81.32	81.62	80.60	80.86	80.36	0.04%	239,990
Nov 26, 2025	80.19	81.55	80.19	80.83	80.33	0.79%	452,440
Nov 25, 2025	79.64	80.57	79.54	80.20	79.71	1.08%	452,504
Nov 24, 2025	79.89	80.05	79.15	79.34	78.85	-0.87%	727,394
Nov 21, 2025	79.10	80.35	78.64	80.04	79.55	1.56%	748,814
Nov 20, 2025	79.23	80.00	77.51	78.81	78.33	0.46%	621,003
Nov 19, 2025	78.37	78.71	77.65	78.45	77.97	0.23%	605,773
Nov 18, 2025	78.28	79.21	78.00	78.27	77.79	-0.66%	729,688
Nov 17, 2025	81.19	81.30	78.31	78.79	78.31	-3.41%	580,375
Nov 14, 2025	81.72	82.22	80.45	81.57	81.07	-0.85%	577,863
Nov 13, 2025	83.38	83.57	82.18	82.27	81.77	-1.71%	599,832
Nov 12, 2025	83.45	84.69	83.45	83.70	83.19	0.18%	536,975
Nov 11, 2025	82.87	84.33	82.82	83.55	83.04	0.67%	462,174
Nov 10, 2025	83.09	83.43	82.35	82.99	82.48	0.08%	485,580

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