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What is Series D?

Definition

Series D

Series D funding is a late-stage venture capital round raised by mature startups to fund major expansions, support acquisitions, or resolve recapitalization needs.

Detailed Deep Dive

Series D funding represents a late-stage financing round for highly mature companies. It is often used to fund strategic acquisitions, expand globally, or strengthen the balance sheet ahead of an IPO. In some cases, it can be a down round to recapitalize a distressed startup.

Frequently Asked Questions

Q:What triggers a Series D round?

Startups raise Series D to capitalize on new growth opportunities, fund an acquisition, or handle a down round to extend runway.

Q:Who participates in a Series D round?

Large late-stage venture capital funds, private equity firms, investment banks, and institutional asset managers.

Quick Facts

  • CategoryFunding
  • Key ApplicationLate-stage corporate expansion and pre-exit capitalization

Coverage Trend12 Weeks

12w agoToday

Series D Media Coverage & Intelligence

SiliconANGLEJun 22, 2026

Nearfield Instruments raises $380M to accelerate AI chipmaking

Nearfield Instruments B.V., which specializes in producing advanced chip manufacturing equipment, revealed today it has gotten a massive $380 million capital injection. The Dutch company's Series D round was led by Fidelity Management & Research Company and saw participation from a host of well-know