Canada Software & IT Services

Zerostack Corp (ZSTK)

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Zerostack Corp recorded a single insider transaction over the past 90 days. On July 20, 2026, Director and Senior Officer Michael Heinrich purchased 4,608,575 shares for a total value of approximately $54.34 million. This significant acquisition occurs amid a period where the stock price has declined by 78% over the last three months.
Ticker: ZSTK Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

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Trades
Buy 20 Jul 2026
Value US$2,589,001.26 | Price 443.71 | Shares 35,713
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-07-20 2026-07-20 B Purchase
Heinrich, Michael

Director of Issuer, Senior Officer of Issuer

Executive Director
35,713
443.71
US$2,589,001 		35,713 443.71 US$2,589,001
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