ZEROSTACK CORP

Historical 13F Holders

Symbol
ZSTK
CUSIP
98956L101
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for 98956L101 since 12/18/2024, largest first.

Filer % of Class Filed
Heinrich Michael 13D/A
30.2% 7/21/2026
Event 7/20/2026
Blockcat Pte. Ltd. 13G 8.3% 9/4/2026
Event 8/19/2026
Puple AI Inc. 13G 8.3% 9/2/2026
Event 8/19/2026

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q2 11 61.3 k $184k
2026 Q1 10 64.3 k $397k