AltMountain

SDR Partners, LLC

New York, NY · CIK 1538519 · Managed by Simcoe Capital Management, LLC

SDR Partners, LLC is a hedge fund based in New York, New York. According to its most recent Form D, filed Nov 12, 2025, the fund has sold $10,045,527 of interests to 5 investors since its first sale in Jan 2012. The minimum investment it accepts from an outside investor is $250,000. 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 Simcoe Capital Management, LLC.

Performance

13F estimate · public data only

No verified returns have been reported for this fund. As a rough guide, Simcoe Capital Management, LLC, which manages it, disclosed U.S. stock holdings that returned an estimated +4.4% 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 +16.1% (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
$10,045,527Cumulative sales reported on Form D
Investors
5
First sale
Jan 1, 2012
Minimum investment
$250,000
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
Simcoe Capital Management, LLC
Latest Form D
Nov 12, 2025

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 SDR Partners, LLC

What is the minimum investment for SDR Partners, LLC?

According to its latest Form D, filed Nov 12, 2025, the minimum investment SDR Partners, LLC accepts from an outside investor is $250,000.

Who can invest in SDR Partners, LLC?

SDR Partners, LLC 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 SDR Partners, LLC raised?

SDR Partners, LLC reports $10,045,527 sold from 5 investors on its Form D filed Nov 12, 2025. This is cumulative sales since the offering began, not current assets or performance.

Where is SDR Partners, LLC based?

SDR Partners, LLC is based in New York, New York and is managed by Simcoe Capital Management, LLC.

When did SDR Partners, LLC launch?

SDR Partners, LLC reports its first sale in Jan 2012.

Size compared with every hedge fund

Raised more than 23% of the 2,544 hedge funds based in New York, and more than 21% of all 10,307 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