Biggest Funding Rounds October 2026: $3.9B in 10 Deals

Top Funding Rounds of the Week

Ramp Business Corp led the week with a $1.6B Private Placement in Other Technology. Armadin, Inc. followed at $265.0M in the same sector. Onebrief, Inc. raised $150.8M via Private Placement in Other Technology, while Kaigene, Inc. secured $55.0M in Biotechnology. Patriot Oil Mills Corp. closed a $100.0M Private Placement in Other Energy. XCHANGE VENTURES, LLC and Modern Screen Media, Inc. each raised $75.0M through Reg A in the Other category. PBI Holdings, Inc. completed a $54.1M Private Placement in Commercial Banking.

Public Equity Activity

Public market activity featured two Rule 144 filings. Palo Alto Networks Inc raised $201.4M on NASDAQ, and Hinge Health, Inc. raised $64.5M on the NYSE. These transactions highlight continued interest in established technology and health platforms among public investors.

Sector Breakdown and Trends

Other Technology accounted for the largest share with three major raises exceeding $2B combined. Public Equity (NASDAQ) and Other Energy each contributed notable volume, while Reg A offerings in the Other sector added $150M. Investors focused on scalable platforms in payments, defense software, and energy infrastructure. Total capital tracked reached $3.9B across the ten deals, reflecting steady late-stage and public-market activity.

Short Takeaway

The week of October 19 2026 showed concentrated capital in technology and energy with several nine-figure rounds underscoring investor appetite for proven business models.