HEINRICH MICHAEL (Executive Chairman) purchased 4.61M shares of ZEROSTACK CORP. on the open market
Open‑market purchase worth $3.48M. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 7/20/2026ACC: 0000912282-26-000998
DirectorOfficer· Executive Chairman
Since Sep 2025
+5.11M
Net shares
Net buyer
$3.48M
Total acquired
1
Open market trades
1B · 0S
2
Total transactions
5.11M acquired
Non-Derivative Transactions1
Common Shares
Indirect
Shares
+4.61M
Price / share
$0.75
Trade value
$3.48M
% of position
New position
7/20/2026
0.00→4.61M
Total
Net shares
+4.61M
Net value
$3.48M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Shares Indirect | 7/20/2026 | P · Purchase | +4.61M | $0.75 | $3.48M | New position | 0.00 | 4.61M |
| Total | +4.61M | $3.48M | ||||||
Derivative Transactions1
Employee Stock Option (Right to Buy)
Direct
Converts to
Common Shares
500K shares
Shares
+500K
Strike price
5.10
Held after
500K
Exercisable
—
7/20/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Employee Stock Option (Right to Buy) Direct | Common Shares500K shares | 7/20/2026 | A · Award | +500K | 5.10 | — | 500K |