SYDNEY, AUSTRALIA–(Marketwired – June 26, 2017) –

NOT FOR DISTRIBUTION TO U.S. NEWS WIRE SERVICES OR DISSEMINATION IN THE UNITED STATES.

Cautionary Statement: Please see Risk Factors in Heron’s annual information form and other disclosure documents, which are available under the issuer profile on SEDAR of Heron Resources Limited at www.sedar.com.

The securities of Heron Resources Limited (ASX:HRR)(TSX:HER) (the “Company”) will be placed in Trading Halt Session State at the request of the Company, pending the release of an announcement by the Company. Unless ASX decides otherwise, the securities will remain in Trading Halt Session State until the earlier of the commencement of normal trading on Thursday, 29 June 2017 or when the announcement is released to the market.

Security Code: HRR

Mauro Piccini

SENIOR ADVISER, LISTINGS COMPLIANCE (PERTH)

26 June 2017

By Email: [email protected]

[email protected]

Dear Mr Piccini,

REQUEST FOR TRADING HALT

The Directors of Heron Resources Limited (ASX code: HRR) request a trading halt of the company’s securities.

The Company requests the trading halt pending the release of an announcement to the market in relation to a proposed financing transaction.

The Company requests that the trading halt ends on the earlier of the commencement of trading on Thursday, 29 June 2017 or when an announcement on this matter is released to the market.

We are not aware of any reason why the trading halt should not be granted.

Yours sincerely,

SIMON SMITH, COMPANY SECRETARY