Petro Fluid Dynamics LLC is an energy fund based in Rapid City, South Dakota. According to its most recent Form D, filed Oct 1, 2026, it has sold $4,434,304 of interests to 14 investors since its first sale in Apr 2024. The minimum investment it accepts from an outside investor is $100. The offering uses Rule 506(b), which does not permit general solicitation. Based on its first sale date and the amount raised, AltMountain classifies it as an emerging manager. Related persons named in the filing include Kenneth Hanley.
- Total raised
- $4,434,304Cumulative sales reported on Form D
- Investors
- 14
- First sale
- Apr 30, 2024
- Minimum investment
- $100
- Who can invest
- Not stated
- Offering exemption
- Rule 506(b)No general advertising
- Key people and entities
- Kenneth Hanley
- Latest Form D
- Oct 1, 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. Returns are not part of SEC filings. Private funds are speculative, illiquid and generally limited to accredited investors or qualified purchasers. Full disclosures · Request a correction
Questions about Petro Fluid Dynamics LLC
What is the minimum investment for Petro Fluid Dynamics LLC?
According to its latest Form D, filed Oct 1, 2026, the minimum investment Petro Fluid Dynamics LLC accepts from an outside investor is $100.
Who can invest in Petro Fluid Dynamics LLC?
Petro Fluid Dynamics LLC is generally open only to investors who meet the eligibility rules in its offering documents. It uses Rule 506(b), which does not allow general advertising.
How much has Petro Fluid Dynamics LLC raised?
Petro Fluid Dynamics LLC reports $4,434,304 sold from 14 investors on its Form D filed Oct 1, 2026. This is cumulative sales since the offering began, not current assets or performance.
Where is Petro Fluid Dynamics LLC based?
Petro Fluid Dynamics LLC is based in Rapid City, South Dakota.
When did Petro Fluid Dynamics LLC launch?
Petro Fluid Dynamics LLC reports its first sale in Apr 2024, which makes it an emerging manager by AltMountain's definition (first sale in 2021 or later and under $50 million raised).
Size compared with every energy fund
Raised more than 0% of the 4 energy funds based in South Dakota, and more than 63% of all 334 that report sales.