AltMountain

Prospect Advisors, L.P.

Sausalito, CA · CIK 1553961 · Managed by Prospect Capital Advisors, LLC

Prospect Advisors, L.P. is a hedge fund based in Sausalito, California. According to its most recent Form D, filed Oct 30, 2026, the fund has sold $36,633,840 of interests to 88 investors since its first sale in Mar 2010. The filing does not set a minimum investment. It relies on the Section 3(c)(1) exclusion, which limits it to 100 beneficial owners, typically accredited investors. The offering uses Rule 506(b), which does not permit general solicitation. Related persons named in the filing include Prospect Capital Advisors, LLC; Daniel Mendoza.

Performance

13F estimate · public data only

No verified returns have been reported for this fund. As a rough guide, Prospect Capital Advisors, LLC, which manages it, disclosed U.S. stock holdings that returned an estimated +26.0% 2026 YTD through Jun 30 (S&P 500: +9.5%), based only on its public 13F filings. Over a longer period, Q3 2024 to Q2 2026, the estimate is +78.5% (S&P 500: +37.2%).

This estimate covers the firm's whole disclosed long U.S. stock portfolio. It is not this fund's return and excludes dividends, fees, shorts, derivatives, bonds, cash and trading within each quarter.

Is this your fund? Report your monthly returns · How performance works

Total raised
$36,633,840Cumulative sales reported on Form D
Investors
88
First sale
Mar 29, 2010
Minimum investment
None set
Who can invest
Accredited investorsSection 3(c)(1): up to 100 beneficial owners
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Prospect Capital Advisors, LLC; Daniel Mendoza
Latest Form D
Oct 30, 2026

From SEC filings, not verified. This page republishes the fund's Form D as filed. It is not an offer, solicitation or recommendation, and AltMountain has not reviewed the fund. “Raised” is cumulative sales, not current assets or performance. Private funds are speculative, illiquid and generally limited to accredited investors or qualified purchasers. Full disclosures · Request a correction

Questions about Prospect Advisors, L.P.

What is the minimum investment for Prospect Advisors, L.P.?

Prospect Advisors, L.P.'s latest Form D, filed Oct 30, 2026, does not set a minimum investment. Managers can still require one in the offering documents.

Who can invest in Prospect Advisors, L.P.?

Prospect Advisors, L.P. is generally open only to accredited investors, and it may have no more than 100 beneficial owners because it relies on Section 3(c)(1). It uses Rule 506(b), which does not allow general advertising.

How much has Prospect Advisors, L.P. raised?

Prospect Advisors, L.P. reports $36,633,840 sold from 88 investors on its Form D filed Oct 30, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Prospect Advisors, L.P. based?

Prospect Advisors, L.P. is based in Sausalito, California and is managed by Prospect Capital Advisors, LLC.

When did Prospect Advisors, L.P. launch?

Prospect Advisors, L.P. reports its first sale in Mar 2010.

Size compared with every hedge fund

Raised more than 52% of the 1,060 hedge funds based in California, and more than 40% of all 10,307 that report sales.

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