SDP Flagship Master Fund, L.P.
SDP Flagship Master Fund, L.P. is a hedge fund based in Grand Cayman, Cayman Islands. According to its most recent Form D, filed Oct 26, 2026, the fund has sold $779,620,827 of interests to 11 investors since its first sale in Oct 2014. The minimum investment it accepts from an outside investor is $1,000,000. 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 SDP Flagship Management, LLC; Sentinel Dome Partners, LLC; Q. Alam.
Performance
No verified returns have been reported for this fund. Hedge fund returns are not part of SEC filings; managers report them to AltMountain directly.
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- Total raised
- $779,620,827Cumulative sales reported on Form D
- Investors
- 11
- First sale
- Oct 3, 2014
- Minimum investment
- $1,000,000
- Who can invest
- Qualified purchasersSection 3(c)(7): generally $5M+ in investments
- Offering exemption
- Rule 506(b)No general advertising
- Key people and entities
- SDP Flagship Management, LLC; Sentinel Dome Partners, LLC; Q. Alam
- Latest Form D
- Oct 26, 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 SDP Flagship Master Fund, L.P.
What is the minimum investment for SDP Flagship Master Fund, L.P.?
According to its latest Form D, filed Oct 26, 2026, the minimum investment SDP Flagship Master Fund, L.P. accepts from an outside investor is $1,000,000.
Who can invest in SDP Flagship Master Fund, L.P.?
SDP Flagship Master Fund, L.P. 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 SDP Flagship Master Fund, L.P. raised?
SDP Flagship Master Fund, L.P. reports $779,620,827 sold from 11 investors on its Form D filed Oct 26, 2026. This is cumulative sales since the offering began, not current assets or performance.
Where is SDP Flagship Master Fund, L.P. based?
SDP Flagship Master Fund, L.P. is based in Grand Cayman, Cayman Islands and is managed by Sentinel Dome Partners, LLC.
When did SDP Flagship Master Fund, L.P. launch?
SDP Flagship Master Fund, L.P. reports its first sale in Oct 2014.
Size compared with every hedge fund
Raised more than 83% of the 2,363 hedge funds based in Cayman Islands, and more than 87% of all 10,307 that report sales.