Form D vs. Form C: when companies use which
April 28, 2026
Both Form D and Form C are SEC private-offering disclosures, but issuers don't pick between them like menu items — each form pairs with a specific exemption that imposes a specific investor-pool and cap rule.
The decision tree
A company raising money picks an exemption first; the form is a downstream consequence:
- Reg D 506(b) → unlimited accredited investors + up to 35 non-accredited; no general solicitation; Form D filed.
- Reg D 506(c) → unlimited accredited only; verified accreditation required; general solicitation OK; Form D filed.
- Reg CF (Reg Crowdfunding) → anyone (with per-investor caps based on income/net worth); $5M / 12 months; must use a registered funding portal; Form C filed.
- Reg A+ Tier 2 → anyone, $75M cap, audited financials; Form 1-A filed.
So Form D vs Form C really tells you which exemption regime the issuer chose, which itself tells you a lot about the raise.
Profile of a typical Form D issuer
- Established company or fund
- Raising $1M+ from accredited investors
- Net worth and income-qualifying clients only
- No financial disclosure required
- Often a fund/LP/SPV vehicle
- Industries: pooled investment funds, biotech, real estate, technology
Profile of a typical Form C issuer
- Earlier-stage company, often pre-Series A
- Raising $50K – $5M from retail
- SAFE notes, convertible debt, or simple-agreement-style securities
- Financials disclosed (total assets, revenues, net income)
- Listed on a funding portal (Republic / WeFunder / StartEngine)
- Industries: consumer products, climate tech, food/beverage, indie hardware
When you might see both for the same company
A company can run a Reg CF round (Form C) at $5M, then a Reg D round (Form D) for additional capital from accredited investors. Form D Explorer cross-links them on the issuer page when the same CIK has both. Read together they tell you:
- Form C: how the company started (financials, founder bios, security type)
- Form D: where they are now (round size, valuation signal via offering amount, accredited investor count)
What to extract from each
From Form D: deal sizing and timing. Total offered, total sold, related persons, exemption claimed, industry group.
From Form C: company fundamentals. Revenue, assets, debt, security type, intermediary (which portal vetted them), financial-statement review tier (audited / reviewed / certified).
Practical workflow
For BD or investor-relations teams tracking a company:
- Search the company name on the Form D tab → see all Reg D rounds.
- Search the same on the Form C tab → see if they ever did a crowdfunding raise.
- Click through to the issuer page → consolidated view of every filing under that CIK.
- Read the funding portal's offering page (linked from the Form C SEC EDGAR record) for the marketing narrative.
Together, Forms D and C give you the public side of a company's private capital-raising history — and Form C is often the only place real financials live for early-stage companies.