Michael Heinrich - 31 Mar 2026 SCHEDULE 13D/A Report for ZeroStack Corp. Common Shares, no par value (FLGC)

Filing Manager
Michael Heinrich
Reporting Manager
Heinrich Michael
Security
ZeroStack Corp. Common Shares, no par value
Symbol
FLGC
Shares outstanding
4,712,080 shares
Disclosed Ownership
471,208 shares
Ownership
10%
Form type
SCHEDULE 13D/A
Filing time
02 Apr 2026, 20:05:35 UTC
Date of event
31 Mar 2026
Previous filing
23 Dec 2025
SEC
View on sec.gov

Quoteable Key Fact

"Michael Heinrich disclosed 10% ownership in ZeroStack Corp. Common Shares, no par value (FLGC) on 31 Mar 2026."

Quick Takeaways

  • Michael Heinrich filed SCHEDULE 13D/A for ZeroStack Corp. Common Shares, no par value (FLGC).
  • Disclosed ownership: 10%.
  • Date of event: 31 Mar 2026.

What Changed

  • Previous schedule filing date: 23 Dec 2025.
  • Current filing was accepted on 02 Apr 2026, 20:05.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Source Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Heinrich Michael 10% 471,208 471,208 0 Michael Heinrich Reporting Person 0002093136
Zero Gravity Labs Inc. 0% 0 0 0 Michael Heinrich Director of Zero Gravity Labs Inc.
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