ZeroStack Corp (ZSTK) insider trading
Every open-market stock purchase and sale by ZeroStack Corp executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Rudy Rong (President) sold $7.6K in the last 90 days.
- Last insider buy: Michael Heinrich (Chair), $3.5M, 3 months ago.
Last 12 months: insiders bought $3.5M (1 buy) and sold $7.6K (1 sale). Last close $3.36 on Oct 22, 2026.
Recent ZSTK insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Aug 19, 2026 | Rudy Rong (President) | Sold | $7.6K |
| Jul 20, 2026 | Daniel Reis-Faria (CEO) | Bought (not open market) | $150M |
| Jul 20, 2026 | Michael Heinrich (Chair) | Bought | $3.5M |
| Jul 20, 2026 | Daniel Reis-Faria (CEO) | Bought (not open market) | $595 |
| Jul 20, 2026 | Daniel Reis-Faria (CEO) | Bought (not open market) | — |
| Jul 20, 2026 | Michael Heinrich (Chair) | Bought (not open market) | — |
| Jul 20, 2026 | Dany Vaiman (CFO) | Bought (not open market) | — |
| May 5, 2026 | Manfred Leventhal (Insider) | Bought (not open market) | — |
| May 5, 2026 | Edward Woo (Insider) | Bought (not open market) | — |
| May 5, 2026 | Laurence Zeifman (Insider) | Bought (not open market) | — |
| Mar 31, 2026 | Michael Heinrich (Chair) | Sold (not open market) | $163M |
Who's trading ZSTK
- Rudy Rong, President: sold $7.6K (1 sale), last Aug 19, 2026
- Daniel Reis-Faria, CEO: other filings, last Jul 20, 2026
- Michael Heinrich, Chair: bought $3.5M (1 buy), last Jul 20, 2026
- Dany Vaiman, CFO: other filings, last Jul 20, 2026
- Manfred Leventhal, Insider: other filings, last May 5, 2026
- Edward Woo, Insider: other filings, last May 5, 2026
- Laurence Zeifman, Insider: other filings, last May 5, 2026
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