How many shares of MDU does SEI INVESTMENTS CO own?

As of 2026-Q2, SEI INVESTMENTS CO holds 5.2M shares of MDU (MDU RES GROUP INC).

What is SEI INVESTMENTS CO's MDU position worth?

As of 2026-Q2, SEI INVESTMENTS CO's MDU position is worth $110.9M.

In 2026-Q2, SEI INVESTMENTS CO decreased their MDU position (-0.6% change in shares).

Based on available 13F filings, SEI INVESTMENTS CO first reported a position in MDU in 2018-Q4. They have held the position across 30 quarters.

Position history for SEI INVESTMENTS CO's holdings in MDU RES GROUP INC

Current Value

$110.9M

Current Shares

5.2M

Total Value Change

+$110.3M

Total Shares Change

+5.2M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	5.2M	-0.6%	$110.9M	0.1%	$21.21	0
2026-Q1	Decreased	5.3M	-1.2%	$109M	0.1%	$20.64	0
2025-Q4	Increased	5.3M	+412.9%	$103.9M	0.1%	$19.74	58
2025-Q3	Increased	1M	+853.2%	$18.5M	0.0%	$17.63	46
2025-Q2	Increased	108,908	+6.8%	$1.8M	0.0%	$16.30	28
2025-Q1	Decreased	102,008	-14.6%	$1.7M	0.0%	$16.26	0
2024-Q4	Increased	119,398	+26.1%	$2.2M	0.0%	$17.45	32
2024-Q3	Increased	94,665	+2.4%	$2.6M	0.0%	$14.62	27
2024-Q2	Increased	92,428	+100.0%	$2.3M	0.0%	$13.32	42
2024-Q1	Increased	46,208	+12.6%	$1.2M	0.0%	$13.30	28
2023-Q4	Increased	41,031	+25.7%	$812,455	0.0%	$10.40	30
2023-Q3	Increased	32,651	+43.6%	$639,253	0.0%	$10.21	33
2023-Q2	Increased	22,744	+55.1%	$476,284	0.0%	$10.89	34
2023-Q1	New	14,664	-	$446,996	0.0%	$10.68	33
2022-Q3	Exited	0	-100.0%	$0	0.0%	$9.61	0
2022-Q2	Decreased	37,537	-57.9%	$1M	0.0%	$9.26	0
2022-Q1	Decreased	89,151	-10.9%	$2.4M	0.0%	$9.03	0
2021-Q4	Increased	100,047	+0.7%	$3.1M	0.0%	$10.41	26
2021-Q3	Increased	99,378	+0.8%	$3M	0.0%	$10.10	27
2021-Q2	Decreased	98,549	-13.9%	$3.1M	0.0%	$10.35	0
2021-Q1	Unchanged	114,518	0.0%	$3M	0.0%	$10.48	0
2020-Q4	Decreased	114,518	-6.3%	$3M	0.0%	$8.53	0
2020-Q3	Increased	122,164	+8.1%	$2.8M	0.0%	$7.25	28
2020-Q2	Increased	113,015	+65.9%	$2.6M	0.0%	$7.15	38
2020-Q1	Increased	68,114	+191.2%	$1.5M	0.0%	$6.86	41
2019-Q4	Increased	23,395	+9.3%	$673,000	0.0%	$9.40	27
2019-Q3	Increased	21,414	+0.7%	$551,000	0.0%	$8.97	24
2019-Q2	Decreased	21,256	-24.3%	$499,000	0.0%	$8.10	0
2019-Q1	Increased	28,061	+4.4%	$703,000	0.0%	$8.04	26
2018-Q4	New	26,869	-	$638,000	0.0%	$7.28	34