AltMountain

Breakout Ventures III-B, L.P.

San Francisco, CA · CIK 2072265
Emerging

Breakout Ventures III-B, L.P. is a venture capital fund based in San Francisco, California. According to its most recent Form D, filed Mar 10, 2026, it has sold $12,121,000 of interests to 2 investors since its first sale in Apr 2025. The filing does not set a minimum investment. 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. Based on its first sale date and the amount raised, AltMountain classifies it as an emerging manager. Related persons named in the filing include Julia Moore; Breakout Ventures Associates III, LLC; Lindy Fishburne.

Total raised
$12,121,000Cumulative sales reported on Form D
Investors
2
First sale
Apr 25, 2025
Minimum investment
None set
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Julia Moore; Breakout Ventures Associates III, LLC; Lindy Fishburne
Latest Form D
Mar 10, 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 Breakout Ventures III-B, L.P.

What is the minimum investment for Breakout Ventures III-B, L.P.?

Breakout Ventures III-B, L.P.'s latest Form D, filed Mar 10, 2026, does not set a minimum investment. Managers can still require one in the offering documents.

Who can invest in Breakout Ventures III-B, L.P.?

Breakout Ventures III-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 Breakout Ventures III-B, L.P. raised?

Breakout Ventures III-B, L.P. reports $12,121,000 sold from 2 investors on its Form D filed Mar 10, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Breakout Ventures III-B, L.P. based?

Breakout Ventures III-B, L.P. is based in San Francisco, California.

When did Breakout Ventures III-B, L.P. launch?

Breakout Ventures III-B, L.P. reports its first sale in Apr 2025, 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 venture capital fund

Raised more than 78% of the 2,268 venture capital funds based in California, and more than 89% of all 15,160 that report sales.

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