Mining & Metallurgical Society of America

June 5th, 2026 – Review of SEC Comment Letters on S-K1300 Compliance

by | May 27, 2026

Date & Time:  June 5th,  2026 at 1:00 PM MT

By: Greg Gosson, Ph.D., P,Geo., Practice Leader – Mining Disclosure, WSP

Presented by: MMSA CPD COMMITTEE
The MMSA CPD Committee offers a series of webinars about a wide range of topics designed for the professionals working for mining companies and those involved in the preparation of studies and disclosure documents. The Webinars are also of interest to the legal, financial, management and academic sectors of the industry. The Webinars qualify for Continuing Professional Development credits for MMSA QPs.

Description:
The SEC’s public filing of comment letters related to S-K 1300 disclosures provides the mining industry with valuable insight into common compliance issues. Comment letters issued since the implementation of S-K 1300 were reviewed to identify recurring categories of non-compliance.  This presentation presents the review results, examines the underlying causes of non-compliance, and outlines the actions required to resolve the identified issues. The categories evaluated include exploration properties, mineral resource and mineral reserve estimates, mining studies, technical report summaries, marketing studies, economic analyses, Qualified Persons, reliance on the registrant, summary and material property disclosure, and internal controls disclosure.

Bio: Greg Gosson
Greg has over 40 years of experience in the mining industry in exploration, mine operations, and senior company management. He spent five years as Chief Mining Advisor at the British Columbia Securities Commission and led the project to revise NI 43-101 in 2005. Greg was involved in the preparation of mining studies on a wide range of commodities, and technical reviews, audits, and specialist studies, including due diligence and governance/compliance appraisals. Greg holds membership to: CIM Mineral Resource and Mineral Reserve Committee; PDAC Securities Committee; member of the CIM–CSA advisory committee, member of the

Webinars are limited to 100 registrants. To register for this free Webinar:
https://us02web.zoom.us/meeting/register/eMFXuJOtTeCrPpQcaoRtnQ

The Webinar will be recorded and posted on YouTube. A summary and links to the video will be posted on the MMSA website after the event: https:\\www.mmsa.net.