Nautilus Minerals Named to 2015 OTCQX Best 50

TORONTO, ONTARIO--(Marketwired - May 14, 2015) - Nautilus Minerals Inc. (TSX:NUS)(OTCQX:NUSMF) (the "Company" or "Nautilus") is pleased to announce it has been named to the 2015 OTCQX® Best 50, a ranking of 50 top performing companies traded on the OTCQX Best Marketplace last year.

The OTCQX Best 50 is the first ever annual ranking of strong performing U.S. and international companies traded on the OTCQX marketplace. The ranking is calculated based on an equal weighting of one-year share price performance and average daily dollar volume growth in the previous calendar year. All companies in the 2015 OTCQX Best 50 were traded on OTCQX on December 31, 2014.

Mike Johnston, Nautilus' CEO, commented, "we are delighted to have been named in the OTCQX® Best 50. This is a direct reflection of the hard work that our team has put in over the last year and our focus of delivering results for our shareholders. We remain committed to maximizing shareholder value by achieving our objective of developing the world's first commercial high grade seafloor copper-gold project and launching the deep water seafloor resource production industry in 2018."

For the complete 2015 OTCQX Best 50 ranking, visit http://www.otcmarkets.com/content/doc/2015-OTCQX-Best-50.pdf.

To read the OTCQX press release, visit http://www.otcmarkets.com/stock/OTCM/news/OTC-Markets-Group-Announces-OTCQX-Best-50?id=104405&b=y

The OTCQX Best Marketplace offers the best informed and most efficient trading for established, investor-focused U.S. and international companies. To qualify for OTCQX, companies must meet high financial standards, demonstrate compliance with U.S. securities laws, be current in their disclosure and be sponsored by a professional third-party advisor. OTCQX companies are distinguished by the excellence of their operations and diligence with which they convey their qualifications.

For more information please refer to www.nautilusminerals.com.

Neither the TSX nor the OTCQX accepts responsibility for the adequacy or accuracy of this press release.

All information in this press release relating to the OTCQX and OTCQX® Best 50 has been provided by OTCQX.

Certain of the statements made in this news release may contain forward-looking information within the meaning of applicable securities laws, including the Company's statements with respect to the objective of developing the world's first commercial high grade seafloor copper-gold project and launching the deep water seafloor resource production industry in 2018. We have made numerous assumptions about such statements, including assumptions relating to the funding, completion and operation of the Company's seafloor production system. Even though our management believes the assumptions made and the expectations represented by such statements are reasonable, there can be no assurance that they will prove to be accurate. Forward-looking information by its nature involves known and unknown risks, uncertainties and other factors which may cause the actual results to be materially different from any future results expressed or implied by such forward-looking information. Please refer to our most recently filed Annual Information Form (the "AIF") in respect of material assumptions and risks related to the prospects of extracting minerals from the seafloor and other risks relating to the Company's business and plans for development of its Solwara 1 Project . Risks related to advancing towards production in 2018 include the risk that the Company will be unable to obtain at all or on acceptable terms the remaining financing necessary to fund completion of the build and deployment of the Company's seafloor production system, and the risk that there can be no assurance that the Company's production plans will, if fully funded and implemented, successfully demonstrate that seafloor resource production is commercially viable. Except as required by law, we do not expect to update forward-looking statements and information as conditions change and you are referred to the full discussion of the Company's business contained in the Company's reports filed with the securities regulatory authorities in Canada.

About Nautilus Minerals Inc.

Nautilus is the first company to explore the ocean floor for polymetallic seafloor massive sulphide deposits. Nautilus was granted the first mining lease for such deposits at the prospect known as Solwara 1, in the territorial waters of Papua New Guinea, where it is aiming to produce copper, gold and silver. The company has also been granted its environmental permit for this site.

Nautilus also holds approximately 420,000 km² of highly prospective exploration acreage in the western Pacific; in PNG, the Solomon Islands, Fiji, Vanuatu and Tonga, as well as in international waters in the eastern Pacific.

A Canadian registered company, Nautilus is listed on the TSX:NUS stock exchange and trades on the OTCQX:NUSMF. Its corporate office is in Brisbane, Australia. Its major shareholders include MB Holding Company LLC, an Oman based group with interests in mining, oil & gas, which holds a 28.14% interest, Metalloinvest, the largest iron ore producer in Europe and the CIS, which has a 20.89% holding and global mining group Anglo American, which holds a 5.99% interest (each on a non-diluted basis, excluding loan shares outstanding under the Company's share loan plan).