The transaction is sourced from an 8-K filing with the SEC, filed via SEC EDGAR and published on August 21, 2024. The deal's current status is pending regulatory approval.

On the financial advisory side, Perella Weinberg Partners served as exclusive financial advisor to Arch (the target side), in a lead capacity. Moelis & Company LLC served as exclusive financial advisor to CONSOL (the acquirer side), also in a lead capacity.

On the legal side, two firms represented Arch (the target): Latham & Watkins LLP and Gibson, Dunn & Crutcher LLP, both named as legal counsel in the same source sentence as Perella Weinberg Partners' role. Two firms represented CONSOL (the acquirer): Wachtell, Lipton, Rosen & Katz and McGuireWoods LLP, both named as legal counsel in the same source sentence as Moelis & Company's role.

Beyond the all-stock consideration structure implied by the merger-of-equals subtype, with a disclosed deal value of $5,200,000,000, no further detail on the specific exchange ratio or governance terms typical of a merger of equals is provided in the facts block.

Several items are not disclosed in the available record. The precise corporate names behind 'Arch' and 'CONSOL' as referenced in the source sentences are not confirmed by a separate target/acquirer field, no sector classification is given, and no expected closing date or further timeline detail beyond the August 2024 filing date and pending-regulatory status is provided.