Hycroft Engages Engineering Firm to Assess Underground Mining Options
Rhea-AI Summary
Hycroft (Nasdaq: GDXJ) has engaged RESPEC to evaluate underground mining options for high-grade silver systems at Brimstone and Vortex and is studying an exploration decline to improve drill access and reduce time and cost. WestLand completed TSF engineering; Ausenco will finish the Initial Assessment in Q2 2026. Hycroft was added to the VanEck Junior Gold Miners ETF (GDXJ), expanding institutional visibility.
The Brimstone system begins about 30 meters below the existing open pit; RESPEC will deliver an internal engineering report in the coming months.
AI-generated analysis. Not financial advice.
Positive
- RESPEC engagement to evaluate underground mining options
- Brimstone high-grade system starts ~30 meters below pit
- TSF engineering work completed enabling Initial Assessment
- Initial Assessment expected in Q2 2026
- Inclusion in VanEck GDXJ ETF increases visibility
Negative
- Additional TSF capacity required due to increased mineral resources
- Key engineering reports remain pending (RESPEC internal report)
News Market Reaction – HYMC
On the day this news was published, HYMC declined 10.37%, reflecting a significant negative market reaction. Argus tracked a trough of -8.9% from its starting point during tracking. Our momentum scanner triggered 59 alerts that day, indicating high trading interest and price volatility. This price movement removed approximately $443M from the company's valuation, bringing the market cap to $3.83B at that time.
Data tracked by StockTitan Argus on the day of publication.
Key Figures
Market Reality Check
Peers on Argus
HYMC was down 0.45% pre-news while key peers showed mixed moves (e.g., GORO up 7.1%, GLDG down 2.92%), and momentum scans flagged only a single peer moving up and one down.
Historical Context
| Date | Event | Sentiment | Move | Catalyst |
|---|---|---|---|---|
| Apr 16 | Sector exploration feature | Positive | +1.0% | Industry piece highlighting HYMC high‑grade silver and exploration funding. |
| Apr 16 | Executive appointment | Positive | +1.0% | Appointment of experienced EVP Corporate Development to advance Hycroft Mine. |
| Apr 02 | High‑grade drill results | Positive | +2.7% | High‑grade Vortex intercepts plus strong cash position and added drilling. |
| Mar 16 | Brimstone drill update | Positive | +2.4% | Extended high‑grade Brimstone silver with system open at depth and laterally. |
| Mar 03 | 10-K and resource update | Neutral | -13.0% | 10‑K filing with larger resources, strong cash, and detailed risk disclosures. |
Recent high-grade exploration and corporate updates often saw modest positive moves, while the comprehensive 10-K and risk disclosure coincided with a sharp decline.
Over the last few months, HYMC has highlighted a series of exploration and corporate milestones, including high‑grade silver and gold intercepts at Brimstone and Vortex, expanded 2025–2026 drilling, and a debt‑free balance sheet with substantial cash. The 2025 10‑K detailed a ~55% resource increase to 16.4M oz gold and 562.6M oz silver but also reiterated the absence of reserves and a restart plan. Today’s update on underground options and ETF inclusion builds directly on those exploration successes and growing sector visibility.
Regulatory & Risk Context
An effective shelf amendment filed on 2025-10-24 registers 14,017,056 Class A shares for resale and up to 7,008,528 warrant shares at $6.00. Full cash exercise would provide $42,051,168 in gross proceeds dedicated to advancing the Hycroft Mine, working capital, and general purposes. The company does not receive proceeds from selling stockholders’ resales.
Market Pulse Summary
The stock dropped -10.4% in the session following this news. A negative reaction despite constructive operational steps would fit HYMC’s history of volatility around dense disclosures, as seen with the 10‑K drop of 12.97%. While the news advances underground assessment, TSF capacity, and ETF inclusion, investors may refocus on the absence of reserves, lack of a defined restart plan, and potential dilution from registered warrant shares that could bring in up to $42,051,168 if fully exercised.
Key Terms
tailings storage facility technical
initial assessment technical report regulatory
exchange-traded fund financial
AI-generated analysis. Not financial advice.
Project Update
Inclusion in VanEck GDXJ ETF
Underground Mining Option on Brimstone and Vortex
The Company has engaged RESPEC Company LLC ("RESPEC") to review underground mining options for the recently discovered high-grade silver systems at Brimstone and Vortex.
RESPEC will collaborate closely with Hycroft's technical team, utilizing all data from work completed to date. The scope of work includes evaluation of mining methods, conceptual mine design, and schedule development, culminating in an internal report to the Company.
In parallel, the Company is evaluating the development of an exploration decline to enable underground drill access. This initiative is expected to maximize drilling efficiencies while delivering savings in both time and cost. RESPEC's engineering work will determine the optimal portal location and appropriate decline dimensions, which could also support future production.
This work represents an important step as Hycroft advances exploration and evaluates future development opportunities for the high-grade silver systems.
Diane R. Garrett, President and Chief Executive Officer, commented: "The appointment of RESPEC will help us assess the potential to develop a decline giving us direct access to our new high-grade silver deposits. The Brimstone system in particular starts from only 30 meters beneath the existing open pit so a decline will allow us to consider an underground drilling program as well as give us early production options. We look forward to the findings of their engineering report in the coming months."
Technical Report
WestLand Engineering & Environmental Services, Inc. ("WestLand"), a Qualified Expert, has completed the engineering work associated with the additional lifts on the tailings storage facility ("TSF"). The additional TSF capacity is needed to accommodate additional tailing material as a result of the large increase in the Company's mineral resources that were announced earlier in February.
With this work now completed, Ausenco Engineering South USA, Inc. ("Ausenco") can complete the Initial Assessment Technical Report with economics. The Company is anticipating that it will be complete during the second quarter of 2026.
Inclusion in VanEck Junior Gold Miners ETF
The Company is pleased to announce that it has been added to the VanEck Junior Gold Miners ETF (GDXJ), a leading exchange-traded fund focused on junior gold and silver mining companies. Inclusion in the GDXJ reflects Hycroft's growth, increasing visibility within the global precious metals sector, and relevance to a wider institutional investor base.
About RESPEC
RESPEC is a large consultancy with approximately 750 professionals, including the Mining and Energy (M&E) business unit, which has the expertise to serve full mine life cycle needs. RESPEC has served the mining industry for over 55 years with substantial experience in geological modelling, open pit and underground mining, advanced reserve estimation, and other technical services.
About Hycroft Mining Holding Corporation
Hycroft Mining Holding Corporation is a US-based gold and silver company exploring and developing the Hycroft Mine, among the world's largest precious metals deposits, located in northern
For further information, please contact:
E: info@hycroftmining.com
Investor Relations Phone: 775-245-0564
www.hycroftmining.com
Cautionary Note Regarding Forward-Looking Statements
This press release contains "forward-looking statements" within the meaning of Section 27A of the Securities Act of 1933, as amended, Section 21E of the Securities Exchange Act of 1934, as amended, and the Private Securities Litigation Reform Act of 1995. All statements, other than statements of historical fact, included in this press release and in public statements by our officers or representatives that address activities, events or developments that we expect or anticipate will or may occur in the future are forward-looking statements. These include, but are not limited to, statements regarding future business strategy, plans and goals, competitive strengths, the advancement and development of the Hycroft Mine, the results and implications of metallurgical analysis and test work, and the expansion and growth of our business.
Forward-looking statements are often identified by future or conditional words such as "estimate," "plan," "anticipate," "expect," "intend," "believe," "target," "budget," "may," "can," "will," "would," "could," "should," "seeks," "scheduled to" and similar words or expressions but the absence of these words does not mean that a statement is not forward-looking. Forward-looking statements are based on current expectations, estimates and projections that involve a number of risks and uncertainties, which could cause actual results to differ materially from those reflected in the statements. The risks include, but are not limited to: (i) risks related to changes in our operations at the Hycroft Mine, including risks associated with the cessation of mining operations at the Hycroft Mine; uncertainties concerning estimates of mineral resources; risks related to the lack of a completed feasibility study; risks related to metallurgical test work and process development; and risks related to our ability to re-establish commercially feasible mining and processing operations; and (ii) industry-related risks, including fluctuations in the price of gold and silver; the commercial success of, and risks related to, our exploration and development activities; uncertainties and risks related to our reliance on contractors and consultants; and the availability and cost of equipment, supplies, energy or reagents.
Any exploration target described in this press release does not represent, and should not be construed to be, an estimate of a mineral resource or mineral reserve. Ranges of potential tonnage and grade (or quality) of an exploration target are conceptual in nature; there has been insufficient exploration of the relevant property or properties to estimate a mineral resource; and it is uncertain if further exploration will result in the estimation of a mineral resource.
These and other risks may cause actual results to differ materially from those expressed or implied by the forward-looking statements, and the occurrence of one or more of these events or circumstances, alone or in combination with others, may have a material adverse effect on our business, cash flows, financial condition and results of operations. Please see the "Risk Factors" outlined in our Annual Report on Form 10-K for the year ended December 31, 2025, and in other reports filed with the SEC, for more information about these and other risks.
Given these risks and uncertainties, you are cautioned not to place undue reliance on these forward-looking statements. Although we have attempted to identify important factors that could cause actual results to differ materially from those described in forward-looking statements, there may be other factors that cause results not to be as anticipated, estimated or intended. Although these forward-looking statements are based on assumptions that we believe are reasonable when made, forward-looking statements are not guarantees of future performance and actual results, performance or achievements may differ materially from those made in or suggested by the forward-looking statements in this press release.
Any forward-looking statements made in this press release speak only as of the date of this press release. We undertake no obligation to update these forward-looking statements or to publicly announce the results of any revisions to any of those statements to reflect future events or developments, except as required by law.
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SOURCE Hycroft Mining Holding Corporation