Mr. Scott Lower reports

DUNE OIL ANNOUNCES NEW OTC TRADING SYMBOL "DUNXF", NON-BROKERED PRIVATE PLACEMENT UPDATE, AND CONFERENCE ATTENDANCE

Dune Oil Corp.'s new OTCQB symbol is DUNXF, and the company has closed additional funds under its private placement and will attend a conference.

Symbol change in United States: DUNXF

Effective Sept. 14, 2026, the company's common shares began trading on the OTCQB market under the new symbol DUNXF. The company's CSE symbol (DUNE) and Frankfurt symbol (Z62) are unaffected. The change is administrative, does not affect the company's name, business or corporate structure, and requires no action by shareholders. Existing share certificates will not need to be exchanged.

Private placement update

The company also announces that further to its previously announced non-brokered private placement, as described in the company's April 17, 2026, June 9, 2026, and July 29, 2026, news releases, it has closed additional tranches with the issuance of an aggregate of 2,816,667 units at 15 cents per unit for gross proceeds of $422,500 and settled $20,000 in outstanding debt with an arm's-length party with the issuance of 133,333 units. Each unit is composed of one common share of the company and one-half of one share purchase warrant, with each warrant exercisable at a price of 25 cents per share for a period of one year from the date of issuance.

The shares and warrants issued in connection with this tranche of the offering are subject to hold periods until Dec. 26, 2026, and Jan. 15, 2027, in accordance with applicable securities laws and the policies of the Canadian Securities Exchange. The offering remains subject to any applicable approval of the CSE. Proceeds from the offering will finance the company's continuing work program on the M47 oil exploration block, investor relations activities, expenses, and general working capital and corporate purposes.

ArcStone-Kingswood Growth Summit

The company will participate in the third annual ArcStone-Kingswood Growth Summit on Sept. 16, 2026, in Toronto. Management will discuss the company's M47 oil exploration project, planned milestones and growth strategy, and participate in one-on-one investor meetings.

About Dune Oil Corp.

Dune Oil is a Canadian oil exploration company focused on Turkey. The company holds a 29-per-cent working interest in the M47 oil exploration block (C3 and C4 licences) located in the Cudi-Gabar petroleum province of southeastern Turkey.

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