Black Hills Corp /sd/ (BKH) · Oct 22, 2026 · Acquisition

Black Hills merger gets Bright Horizon name as approval looms

Bright Horizon name announced

Black Hills announces the Bright Horizon Energy name and HZN ticker for its planned NorthWestern merger, but Montana approval is still outstanding.

Black Hills is pursuing an all-stock combination with NorthWestern Energy to create a larger regulated electric and natural-gas utility platform; shareholders and several regulators have already approved the transaction, leaving Montana as the key remaining regulatory hurdle.

The filing makes the combined-company identity official, not the merger itself. If the transaction closes, Black Hills will become Bright Horizon Energy and trade as HZN, with NorthWestern becoming a wholly owned subsidiary. 〔0〕 This is a meaningful branding and trading detail, but it does not change the deal economics, operating plan, or probability of closing.

The remaining uncertainty is still regulatory, not corporate identity. The Montana Public Service Commission is expected to consider the merger before November 12, 2026, and the release continues to condition both the name change and ticker switch on satisfactory final approval and completion. 〔1〕 Shares will continue trading as BKH and NWE while the merger is pending, so investors receive no immediate security or ownership change. 〔2〕

Bottom line: This is a confirmation of the planned post-merger identity, not a new transaction milestone. It modestly advances merger readiness, but the business story remains unchanged until Montana approves and the deal closes.

What to watch next

Montana PSC merger consideration before November 12

Original filing on SEC EDGAR

More Black Hills Corp /sd/ news

Black Hills merger gets Bright Horizon name as approval looms | BKH Stock News
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