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[8-K] MDU Resources Group, Inc. Reports Material Event

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Rhea-AI Filing Summary

Schedule 13G filing dated 08 Aug 2025 reports that Singapore investor Foong Soon Hong, Randy beneficially owns 10,588,240 Class A ordinary shares of China SXT Pharmaceuticals (SXTC).

The holding equals 9.12 % of the 116,027,758 ordinary shares outstanding and confers the same proportion of SXTC’s total voting power. The investor has sole voting and dispositive authority over the entire position; no shares are shared or held on behalf of others.

The form was filed under Rule 13d-1(c), signalling a passive stake. The certification states the shares were not acquired to change or influence control. No purchase dates, consideration, or financing terms are provided, and the filing contains no operating or financial metrics.

The disclosure elevates Foong Soon Hong to one of SXTC’s largest known shareholders, exceeding the 5 % reporting threshold and potentially increasing market attention on the company’s shareholder base.

Deposito Schedule 13G datato 08 agosto 2025 riporta che l'investitore di Singapore Foong Soon Hong, Randy detiene beneficiariamente 10.588.240 azioni ordinarie di Classe A di China SXT Pharmaceuticals (SXTC).

La partecipazione corrisponde al 9,12% delle 116.027.758 azioni ordinarie in circolazione e conferisce la stessa percentuale del potere di voto totale di SXTC. L'investitore ha piena autorità di voto e disposizione sull'intera posizione; nessuna azione è condivisa o detenuta per conto di terzi.

Il modulo è stato presentato ai sensi della Regola 13d-1(c), indicando una partecipazione passiva. La certificazione dichiara che le azioni non sono state acquisite per modificare o influenzare il controllo. Non sono forniti dettagli su date di acquisto, considerazioni o termini di finanziamento, e la dichiarazione non contiene dati operativi o finanziari.

La comunicazione eleva Foong Soon Hong a uno dei maggiori azionisti noti di SXTC, superando la soglia di segnalazione del 5% e potenzialmente aumentando l'attenzione del mercato sulla base azionaria della società.

Presentación Schedule 13G fechada el 08 de agosto de 2025 informa que el inversor de Singapur Foong Soon Hong, Randy posee beneficiosamente 10.588.240 acciones ordinarias Clase A de China SXT Pharmaceuticals (SXTC).

La participación equivale al 9,12% de las 116.027.758 acciones ordinarias en circulación y confiere la misma proporción del poder total de voto de SXTC. El inversor tiene autoridad exclusiva para votar y disponer de toda la posición; no hay acciones compartidas ni mantenidas en nombre de otros.

El formulario fue presentado bajo la Regla 13d-1(c), señalando una participación pasiva. La certificación indica que las acciones no fueron adquiridas para cambiar o influir en el control. No se proporcionan fechas de compra, consideraciones ni términos de financiación, y la presentación no contiene métricas operativas o financieras.

La divulgación eleva a Foong Soon Hong a uno de los mayores accionistas conocidos de SXTC, superando el umbral de reporte del 5% y potencialmente aumentando la atención del mercado sobre la base accionaria de la compañía.

Schedule 13G 제출 2025� 8� 8일자� 따르� 싱가포르 투자� Foong Soon Hong, Randy가 China SXT Pharmaceuticals (SXTC)� 클래� A 보통� 10,588,240주를 실질적으� 보유하고 있습니다.

보유 지분은 � 116,027,758� � 9.12%� 해당하며 SXTC� 전체 의결� 비율� 동일합니�. 투자자는 전체 지분에 대� 단독 의결� � 처분 권한� 가지� 있으�, 주식은 타인을 위해 공유하거� 보유하지 않습니다.

� 서류� 규칙 13d-1(c)� 따라 제출되었으며, 수동� 지분임� 나타냅니�. 인증서에� 주식� 지배권 변경이� 영향력을 행사하기 위해 취득� 것이 아니라고 명시되어 있습니다. 매수 날짜, 대가 또는 금융 조건은 제공되지 않았으며, 제출 서류에는 운영 또는 재무 지표가 포함되어 있지 않습니다.

� 공개� Foong Soon Hong은 SXTC� 주요 주주 � � 명으� 부상했으며, 5% 보고 기준� 초과하여 회사 주주 기반� 대� 시장� 관심이 높아� 가능성� 있습니다.

Dépôt Schedule 13G daté du 8 août 2025 rapporte que l'investisseur singapourien Foong Soon Hong, Randy détient effectivement 10 588 240 actions ordinaires de classe A de China SXT Pharmaceuticals (SXTC).

La participation représente 9,12 % des 116 027 758 actions ordinaires en circulation et confère la même proportion du pouvoir de vote total de SXTC. L'investisseur dispose de l'autorité exclusive de vote et de disposition sur l'intégralité de la position ; aucune action n'est partagée ou détenue pour le compte d'autrui.

Le formulaire a été déposé conformément à la Règle 13d-1(c), indiquant une participation passive. La certification précise que les actions n'ont pas été acquises dans le but de modifier ou d'influencer le contrôle. Aucune date d'achat, considération ou condition de financement n'est fournie, et le dépôt ne contient aucune métrique opérationnelle ou financière.

Cette divulgation élève Foong Soon Hong au rang de l'un des plus grands actionnaires connus de SXTC, dépassant le seuil de déclaration de 5 % et pouvant accroître l'attention du marché sur la base d'actionnaires de la société.

Schedule 13G Einreichung vom 08. August 2025 berichtet, dass der Investor aus Singapur Foong Soon Hong, Randy wirtschaftlich 10.588.240 Class A Stammaktien von China SXT Pharmaceuticals (SXTC) besitzt.

Der Anteil entspricht 9,12 % der 116.027.758 ausstehenden Stammaktien und verleiht den gleichen Anteil an der Gesamtstimmrechtsmacht von SXTC. Der Investor verfügt über alleinige Stimm- und Verfügungsgewalt über die gesamte Position; keine Aktien werden geteilt oder für andere gehalten.

Das Formular wurde gemäß Regel 13d-1(c) eingereicht, was auf eine passive Beteiligung hinweist. Die Bestätigung besagt, dass die Aktien nicht erworben wurden, um die Kontrolle zu ändern oder zu beeinflussen. Es werden keine Kaufdaten, Gegenleistungen oder Finanzierungskonditionen angegeben, und die Einreichung enthält keine operativen oder finanziellen Kennzahlen.

Die Offenlegung macht Foong Soon Hong zu einem der größten bekannten Aktionäre von SXTC, überschreitet die Meldepflicht von 5 % und könnte die Marktaufmerksamkeit auf die Aktionärsbasis des Unternehmens erhöhen.

Positive
  • None.
Negative
  • None.

Insights

TL;DR: 9.12 % passive stake by Singapore investor; signals confidence but no control intent.

A 13G crossing 5 % is material because it identifies new influential holders and may improve stock liquidity. Sole voting/dispositive power means the investor can freely trade or vote the block, yet the Rule 13d-1(c) election and certification confirm the position is passive, limiting activist scenarios. For a micro-cap such as SXTC, a single 9 % holder can sway shareholder votes and provide market validation, which is modestly positive. Absence of transaction details or lock-ups leaves timing, cost basis, and commitment unclear. Overall impact: incrementally positive given size of stake and passive stance.

Deposito Schedule 13G datato 08 agosto 2025 riporta che l'investitore di Singapore Foong Soon Hong, Randy detiene beneficiariamente 10.588.240 azioni ordinarie di Classe A di China SXT Pharmaceuticals (SXTC).

La partecipazione corrisponde al 9,12% delle 116.027.758 azioni ordinarie in circolazione e conferisce la stessa percentuale del potere di voto totale di SXTC. L'investitore ha piena autorità di voto e disposizione sull'intera posizione; nessuna azione è condivisa o detenuta per conto di terzi.

Il modulo è stato presentato ai sensi della Regola 13d-1(c), indicando una partecipazione passiva. La certificazione dichiara che le azioni non sono state acquisite per modificare o influenzare il controllo. Non sono forniti dettagli su date di acquisto, considerazioni o termini di finanziamento, e la dichiarazione non contiene dati operativi o finanziari.

La comunicazione eleva Foong Soon Hong a uno dei maggiori azionisti noti di SXTC, superando la soglia di segnalazione del 5% e potenzialmente aumentando l'attenzione del mercato sulla base azionaria della società.

Presentación Schedule 13G fechada el 08 de agosto de 2025 informa que el inversor de Singapur Foong Soon Hong, Randy posee beneficiosamente 10.588.240 acciones ordinarias Clase A de China SXT Pharmaceuticals (SXTC).

La participación equivale al 9,12% de las 116.027.758 acciones ordinarias en circulación y confiere la misma proporción del poder total de voto de SXTC. El inversor tiene autoridad exclusiva para votar y disponer de toda la posición; no hay acciones compartidas ni mantenidas en nombre de otros.

El formulario fue presentado bajo la Regla 13d-1(c), señalando una participación pasiva. La certificación indica que las acciones no fueron adquiridas para cambiar o influir en el control. No se proporcionan fechas de compra, consideraciones ni términos de financiación, y la presentación no contiene métricas operativas o financieras.

La divulgación eleva a Foong Soon Hong a uno de los mayores accionistas conocidos de SXTC, superando el umbral de reporte del 5% y potencialmente aumentando la atención del mercado sobre la base accionaria de la compañía.

Schedule 13G 제출 2025� 8� 8일자� 따르� 싱가포르 투자� Foong Soon Hong, Randy가 China SXT Pharmaceuticals (SXTC)� 클래� A 보통� 10,588,240주를 실질적으� 보유하고 있습니다.

보유 지분은 � 116,027,758� � 9.12%� 해당하며 SXTC� 전체 의결� 비율� 동일합니�. 투자자는 전체 지분에 대� 단독 의결� � 처분 권한� 가지� 있으�, 주식은 타인을 위해 공유하거� 보유하지 않습니다.

� 서류� 규칙 13d-1(c)� 따라 제출되었으며, 수동� 지분임� 나타냅니�. 인증서에� 주식� 지배권 변경이� 영향력을 행사하기 위해 취득� 것이 아니라고 명시되어 있습니다. 매수 날짜, 대가 또는 금융 조건은 제공되지 않았으며, 제출 서류에는 운영 또는 재무 지표가 포함되어 있지 않습니다.

� 공개� Foong Soon Hong은 SXTC� 주요 주주 � � 명으� 부상했으며, 5% 보고 기준� 초과하여 회사 주주 기반� 대� 시장� 관심이 높아� 가능성� 있습니다.

Dépôt Schedule 13G daté du 8 août 2025 rapporte que l'investisseur singapourien Foong Soon Hong, Randy détient effectivement 10 588 240 actions ordinaires de classe A de China SXT Pharmaceuticals (SXTC).

La participation représente 9,12 % des 116 027 758 actions ordinaires en circulation et confère la même proportion du pouvoir de vote total de SXTC. L'investisseur dispose de l'autorité exclusive de vote et de disposition sur l'intégralité de la position ; aucune action n'est partagée ou détenue pour le compte d'autrui.

Le formulaire a été déposé conformément à la Règle 13d-1(c), indiquant une participation passive. La certification précise que les actions n'ont pas été acquises dans le but de modifier ou d'influencer le contrôle. Aucune date d'achat, considération ou condition de financement n'est fournie, et le dépôt ne contient aucune métrique opérationnelle ou financière.

Cette divulgation élève Foong Soon Hong au rang de l'un des plus grands actionnaires connus de SXTC, dépassant le seuil de déclaration de 5 % et pouvant accroître l'attention du marché sur la base d'actionnaires de la société.

Schedule 13G Einreichung vom 08. August 2025 berichtet, dass der Investor aus Singapur Foong Soon Hong, Randy wirtschaftlich 10.588.240 Class A Stammaktien von China SXT Pharmaceuticals (SXTC) besitzt.

Der Anteil entspricht 9,12 % der 116.027.758 ausstehenden Stammaktien und verleiht den gleichen Anteil an der Gesamtstimmrechtsmacht von SXTC. Der Investor verfügt über alleinige Stimm- und Verfügungsgewalt über die gesamte Position; keine Aktien werden geteilt oder für andere gehalten.

Das Formular wurde gemäß Regel 13d-1(c) eingereicht, was auf eine passive Beteiligung hinweist. Die Bestätigung besagt, dass die Aktien nicht erworben wurden, um die Kontrolle zu ändern oder zu beeinflussen. Es werden keine Kaufdaten, Gegenleistungen oder Finanzierungskonditionen angegeben, und die Einreichung enthält keine operativen oder finanziellen Kennzahlen.

Die Offenlegung macht Foong Soon Hong zu einem der größten bekannten Aktionäre von SXTC, überschreitet die Meldepflicht von 5 % und könnte die Marktaufmerksamkeit auf die Aktionärsbasis des Unternehmens erhöhen.

0000067716false00000677162025-08-072025-08-07

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): August 7, 2025

MDU Resources Group, Inc.
(Exact name of registrant as specified in its charter)

Delaware1-0348030-1133956
(State or other jurisdiction of(Commission File Number)(IRS Employer
incorporation)Identification No.)

1200 West Century Avenue
P.O. Box 5650
Bismarck, North Dakota
(Address of principal executive offices)
58506
(Zip Code)

Registrant’s telephone number, including area code: (701) 530-1000

N/A
(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Securities Exchange Act of 1934::
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Stock, par value $1.00 per shareMDUNew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.



Item 2.02. Results of Operations and Financial Condition.

On August 7, 2025, MDU Resources Group, Inc. (the “Company”) issued a news release (the “News Release”) announcing its financial results for the second quarter of 2025. A copy of the News Release is furnished as Exhibit 99 to this Current Report on Form 8-K, which, in its entirety, is incorporated herein by reference.
The Company is webcasting a conference call on August 7, 2025, to discuss its second quarter 2025 financial results, during which the Company will provide an update on the business.
The information contained in Item 2.02 of this Current Report on Form 8-K, including Exhibit 99, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as expressly set forth by specific reference in such filing.

Item 7.01. Regulation FD Disclosure.

In conjunction with the News Release, the Company also made available the Investor Presentation and Infographic. The Investor Presentation and Infographic are available under the “Investor Relations” section of the Company’s corporate website, located at investor.mdu.com. Information on the Company’s corporate website is not, and will not be deemed to be, a part of this Current Report on Form 8-K or incorporated into any other filings the Company may make with the U.S. Securities and Exchange Commission.
The information contained in Item 7.01 of this Current Report on Form 8-K, including Exhibit 99, shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liabilities of that section, and shall not be deemed incorporated by reference into any filing under the Securities Act, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.
Description
99
News Release, dated August 7, 2025.
104
Cover Page Interactive Data File (embedded within the Inline XBRL document).
2


SIGNATURE

Pursuant to the requirements of the Exchange Act, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


MDU Resources Group, Inc.

Date: August 7, 2025
By:/s/ Jason L. Vollmer
Jason L. Vollmer
Chief Financial Officer
3
Mdu Resources

NYSE:MDU

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3.62B
202.30M
0.94%
83.77%
3.09%
Conglomerates
Mining & Quarrying of Nonmetallic Minerals (no Fuels)
United States
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