AltMountain

JMI Equity Fund XII-B, L.P.

Baltimore, MD · CIK 2075794

JMI Equity Fund XII-B, L.P. is a private equity fund based in Baltimore, Maryland. According to its most recent Form D, filed Aug 12, 2025, it has sold $2,900,000,000 of interests to 141 investors since its first sale in Jul 2025. The minimum investment it accepts from an outside investor is $30,000. 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 Peter Arrowsmith; Suken Vakil; Larry Contrella.

Total raised
$2,900,000,000Cumulative sales reported on Form D
Investors
141
First sale
Jul 31, 2025
Minimum investment
$30,000
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Peter Arrowsmith; Suken Vakil; Larry Contrella
Latest Form D
Aug 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. 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 JMI Equity Fund XII-B, L.P.

What is the minimum investment for JMI Equity Fund XII-B, L.P.?

According to its latest Form D, filed Aug 12, 2025, the minimum investment JMI Equity Fund XII-B, L.P. accepts from an outside investor is $30,000.

Who can invest in JMI Equity Fund XII-B, L.P.?

JMI Equity Fund XII-B, 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 JMI Equity Fund XII-B, L.P. raised?

JMI Equity Fund XII-B, L.P. reports $2,900,000,000 sold from 141 investors on its Form D filed Aug 12, 2025. This is cumulative sales since the offering began, not current assets or performance.

Where is JMI Equity Fund XII-B, L.P. based?

JMI Equity Fund XII-B, L.P. is based in Baltimore, Maryland.

When did JMI Equity Fund XII-B, L.P. launch?

JMI Equity Fund XII-B, L.P. reports its first sale in Jul 2025.

Size compared with every private equity fund

Raised more than 99% of the 162 private equity funds based in Maryland, and more than 98% of all 9,142 that report sales.

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