Rong Rudy
President
Sale
Calculated transaction value
$7.57K
1,000 shares @ $7.57
Traded
Aug 19, 2026
Filed
Aug 21, 2026
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Zero Stack Corp.
ZSTK
Transactions reported in official disclosures
7 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Rong Rudy President | Aug 21, 2026 2-day lag | Sale Aug 19, 2026 | $7.57K Filed shares x price | SEC Form 4 View filing | |
| Heinrich Michael Executive Chairman | Jul 20, 2026 Same-day filing | Buy Jul 20, 2026 | $3.48M Filed shares x price | SEC Form 4 View filing | |
| Heinrich Michael Executive Chairman | Jul 20, 2026 Same-day filing | Award Jul 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Reis Faria Daniel CEO | Jul 20, 2026 Same-day filing | Exercise Jul 20, 2026 | $595.47 Filed shares x price | SEC Form 4 View filing | |
| Reis Faria Daniel CEO | Jul 20, 2026 Same-day filing | Award Jul 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Reis Faria Daniel CEO | Jul 20, 2026 Same-day filing | Exercise Jul 20, 2026 | $150M Filed shares x price | SEC Form 4 View filing | |
| Vaiman Dany CFO | Jul 20, 2026 Same-day filing | Award Jul 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing |
Heinrich Michael
Executive Chairman
Buy
Calculated transaction value
$3.48M
4,608,575 shares @ $0.75
Traded
Jul 20, 2026
Filed
Jul 20, 2026
Heinrich Michael
Executive Chairman
Award
Calculated transaction value
$0
500,000 shares @ $0
Traded
Jul 20, 2026
Filed
Jul 20, 2026
Reis Faria Daniel
CEO
Exercise
Calculated transaction value
$595.47
5,954,743 shares @ $0
Traded
Jul 20, 2026
Filed
Jul 20, 2026
Reis Faria Daniel
CEO
Award
Calculated transaction value
$0
500,000 shares @ $0
Traded
Jul 20, 2026
Filed
Jul 20, 2026
Reis Faria Daniel
CEO
Exercise
Calculated transaction value
$150M
5,954,743 shares @ $25.19
Traded
Jul 20, 2026
Filed
Jul 20, 2026
Vaiman Dany
CFO
Award
Calculated transaction value
$0
250,000 shares @ $0
Traded
Jul 20, 2026
Filed
Jul 20, 2026