AltMountain

Hayfin SOF

Grand Duchy · 4 funds and programs
Fund sponsor

Hayfin SOF of Grand Duchy is named on SEC Form D filings for 4 private funds and programs since 2020, most recently on Oct 21, 2026. Together they report $347M raised from 10 investor positions.

Funds and programs
4Filed on Form D
Total raised
$347MCumulative sales reported on Form D, all funds
Investor positions
10Summed across funds; one investor may be in several
First fund
Mar 2020Earliest first sale or filing
Latest Form D
Oct 21, 2026Most recent filing by any of its funds
Latest fund's offering
Rule 506(b)No general advertising

Private investment funds (4)

Grouped by AltMountain from the company named on each Form D and the funds' names, so the list may be incomplete or include a related fund. New programs are added automatically when they file. Request a correction

From SEC filings, not verified. This page summarizes Form D filings as filed. It is not an offer, solicitation or recommendation, and AltMountain has not reviewed the sponsor or its funds. “Raised” is cumulative sales, not current assets or performance. Full disclosures