Form D Explorer

Form D — Founders Fund IX, LP

0001231919-25-000327 · filed Oct 16, 2025

Offering

Industry
Pooled Investment Fund
Exemptions
06b, 3C, 3C.1, 3C.7
Total offering
$971,584,000
Total sold
$971,584,000
Minimum investment
$0
Investors
—
Sales commission
—
Finders' fees
—

Issuer

Name
Founders Fund IX, LP
CIK
1971631
Entity
Limited Partnership
Jurisdiction
DELAWARE
Year incorporated
2023
Address
ONE LETTERMAN DRIVE
SAN FRANCISCO, CA 94129
Phone
(415) 230-5800

Related persons

May not be accurate — issuers self-report this list and the SEC does not verify it. Cross-check the original SEC EDGAR filing if accuracy matters.

View the original filing on SEC EDGAR ↗