SEI INVESTMENTS CO

Position in OGS — ONE Gas, Inc.

CIK 350894 OAKS, PA

Position in OGS

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$6,852,933

+$1,976,373 QoQ

Shares Held

79,565

+26.0% QoQ

Ownership

0.127%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Utilities · as of Mar 31, 2026

SEI INVESTMENTS CO holds $304,563,807 across 13 Utilities - Regulated Gas names. OGS ranks #8 (2.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MDU	Mdu Resources Group Inc	5,261,426	$109,016,745
2	ATO	Atmos Energy Corp	512,825	$94,729,033
3	NI	Nisource Inc.	574,383	$26,800,709
4	UGI	Ugi Corp /Pa/	671,769	$24,465,826
5	CPK	Chesapeake Utilities Corp	64,412	$8,139,744
6	SWX	Southwest Gas Holdings, Inc.	93,547	$8,129,233
7	BKH	Black Hills Corp /Sd/	105,346	$7,312,065
8	OGS	ONE Gas, Inc. This page	79,565	$6,852,933

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$6,852,933	79,565	+26.0%	Shares	Sole	2026-05-13
2025-12-31	$4,876,560	63,127	+5.8%	Shares	Sole	2026-02-13
2025-09-30	$4,831,065	59,687	+76.3%	Shares	Sole	2025-11-13
2025-06-30	$2,433,250	33,861	-81.9%	Shares	Sole	2025-08-14
2025-03-31	$14,174,183	187,514	-0.6%	Shares	Sole	2025-05-14
2024-12-31	$13,059,026	188,578	-7.0%	Shares	Sole	2025-02-11
2024-09-30	$15,091,631	202,790	-11.5%	Shares	Sole	2024-11-12
2024-06-30	$14,633,526	229,186	-1.0%	Shares	Sole	2024-08-13
2024-03-31	$14,937,726	231,485	+15.5%	Shares	Sole	2024-05-07
2023-12-31	$12,771,972	200,439	+78.6%	Shares	Sole	2024-02-14
2023-09-30	$7,664,224	112,247	+2.6%	Shares	Sole	2023-11-14
2023-06-30	$8,406,700	109,448	-28.6%	Shares	Sole	2023-08-11
2023-03-31	$12,138,590	153,207	-7.4%	Shares	Sole	2023-05-12
2022-12-31	$12,530,296	165,482	-5.5%	Shares	Sole	2023-02-10
2022-09-30	$12,331,553	175,189	+5.2%	Shares	Sole	2022-11-14
2022-06-30	$13,518,378	166,503	+1.8%	Shares	Sole	2022-08-15
2022-03-31	$14,426,180	163,488	+12.7%	Shares	Sole	2022-05-13
2021-12-31	$11,256,756	145,080	+4.6%	Shares	Sole	2022-02-14
2021-09-30	$8,787,834	138,675	+3.4%	Shares	Sole	2021-11-12
2021-06-30	$9,936,971	134,066	+66.0%	Shares	Sole	2021-08-06
2021-03-31	$6,212,405	80,775	+5.5%	Shares	Sole	2021-05-12
2020-12-31	$5,878,662	76,575	-6.1%	Shares	Sole	2021-02-08
2020-09-30	$5,626,592	81,533	+28.2%	Shares	Sole	2020-12-04
2020-06-30	$4,900,611	63,603	+10.6%	Shares	Sole	2020-08-17
2020-03-31	$4,810,741	57,531	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.