FormDSignal
72

HSI Positron AI launches indefinite private equity fund in Mountain View

New fund · Private equity / buyout · Open-ended · MOUNTAIN VIEW, CA · Form D filed 2026-10-30 · sponsor: Zanbato Capital · all Hsi Positron AI vehicles · Follow Hsi Positron AI →

HSI Positron AI LLC - Series I, a Delaware private equity fund, raised $18.18M from 20 investors as of October 16, 2026. The fund operates under Regulation D exemptions 3(c)(7) for qualified purchasers and is managed by Zanbato Capital LLC with Zanbato Advisors LLC as investment manager.

Note: Entity incorporated October 2026, same month as first sale; new issuer on EDGAR; no placement agent listed despite capital raise.

3(c)(7) — qualified purchasersFirst filing by this entityPrivate equity / buyout

How this compares

  • Across 499 private equity / buyout sponsors with more than one launch on EDGAR, the median gap between consecutive funds is 5 months.
  • No earlier fund launch by this sponsor appears on EDGAR.

Computed from every Form D fund launch on EDGAR since late 2024, not sampled. Amounts are the stated offering size; indefinite offerings are excluded.

People on the filing

N/A ZANBATO CAPITAL LLCExecutive Officer
N/A ZANBATO ADVISORS LLCExecutive Officer
KNUT NICOLAI SANDExecutive Officer
N/A HSI POSITRON AI MASTER SERIES LLCPromoter

[email protected] · observed Work emails for the people on the filing, where the firm publishes or patterns them, labelled by confidence — subscribers

Signed by KNUT NICOLAI SAND, CEO OF THE MANAGER OF THE ISSUER.

Why now — by persona

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Filing contact

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