RAIN ▼ -16.8% - Rain Enhancement Technologies Holdco, Inc. $RAIN - Rain Enhancement Technologies and Tensor Networks Sign Binding Letter of Intent for Strategic Business Combination Rain Enhancement Technologies announced a binding letter of intent to combine with Tensor Networks in a strategic business combination, though the stock fell 16.8% on the news, suggesting investors may have concerns about the deal terms, valuation, or the strategic fit between the two companies. 23-SEP-2026 08:00 AM ET