AltMountain

Starboard Value & Opportunity Fund LP

New York, NY · CIK 1430825 · Managed by Starboard Value LP

Starboard Value & Opportunity Fund LP is a hedge fund based in New York, New York. According to its most recent Form D, filed Sep 25, 2026, the fund has sold $2,026,150,251 of interests to 876 investors since its first sale in Oct 2005. The minimum investment it accepts from an outside investor is $100,000. It relies on the Section 3(c)(7) exclusion, so investors generally must be qualified purchasers. The offering uses Rule 506(b), which does not permit general solicitation. Related persons named in the filing include Pat Gargiulo; Peter Feld; Jeffrey Smith.

Performance

13F estimate · public data only

No verified returns have been reported for this fund. As a rough guide, Starboard Value LP, which manages it, disclosed U.S. stock holdings that returned an estimated +8.2% 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 +5.9% (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
$2,026,150,251Cumulative sales reported on Form D
Investors
876
First sale
Oct 1, 2005
Minimum investment
$100,000
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Pat Gargiulo; Peter Feld; Jeffrey Smith
Latest Form D
Sep 25, 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 Starboard Value & Opportunity Fund LP

What is the minimum investment for Starboard Value & Opportunity Fund LP?

According to its latest Form D, filed Sep 25, 2026, the minimum investment Starboard Value & Opportunity Fund LP accepts from an outside investor is $100,000.

Who can invest in Starboard Value & Opportunity Fund LP?

Starboard Value & Opportunity Fund LP is generally open only to qualified purchasers (generally individuals with at least $5 million in investments), because it relies on Section 3(c)(7). It uses Rule 506(b), which does not allow general advertising.

How much has Starboard Value & Opportunity Fund LP raised?

Starboard Value & Opportunity Fund LP reports $2,026,150,251 sold from 876 investors on its Form D filed Sep 25, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Starboard Value & Opportunity Fund LP based?

Starboard Value & Opportunity Fund LP is based in New York, New York and is managed by Starboard Value LP.

When did Starboard Value & Opportunity Fund LP launch?

Starboard Value & Opportunity Fund LP reports its first sale in Oct 2005.

Size compared with every hedge fund

Raised more than 94% of the 2,544 hedge funds based in New York, and more than 95% of all 10,308 that report sales.

Other funds with the same team

More hedge funds in New York

Similar-size hedge funds in New York

All hedge funds in New York