ZeroStack Corp.
Last updated September 27, 2026
Organization details
- Legal name
- ZeroStack Corp.
- Ownership
- Public
- Status
- Active
- Headquarters country
- Canada
- Ticker symbol
- ZSTK
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001790169
Board of directors
-
Annabella Manalo Morgan · DirectorSince 2023
-
Beverley Richardson · DirectorSince 2023
-
Brandon Konigsberg · DirectorSince 2023
-
Brendan Cahill · DirectorSince 2024
-
Clifford Starke · Director · CEOSince 2023
-
Daniel Reis-Faria · Director · CEOSince 2025
-
Edward Woo · DirectorSince 2023
-
Harold Wolkin · DirectorSince 2024
-
Hussein Rakine · DirectorSince 2023
-
John Timothy Leslie · DirectorSince 2023
-
Juan Carlos Gomez Roa · DirectorSince 2023
-
Kevin Taylor · Director · ChairmanSince 2023
-
Laurence Zeifman · DirectorSince 2026
-
Luis Merchan · Director · CEO & Chairman of the BoardSince 2023
-
Manfred Leventhal · DirectorSince 2024
-
Marc Mastronardi · DirectorSince 2023
-
Michael Heinrich · Director · Executive ChairmanSince 2025
-
Michael John Brown · DirectorSince 2025
-
Sammy Dorf · Director · Executive ChairmanSince 2024
-
Thomas Solomon · DirectorSince 2023
Chief executives
Daniel Reis-Faria
· CEO
Since September 2025
Clifford Starke
· CEO
Until September 2025
· Former
Luis Merchan
· CEO & Chairman of the Board
2023 – 2025
· Former
Director election results
Annual meeting of July 20, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
81.3%
-
81.3%
-
81.3%
-
81.3%
-
81.5%
Board connections
3 of this board's directors also sit on 3 other boards.
- via Brandon Konigsberg
- via Michael John Brown
- via Sammy Dorf
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $3,479,013
- 1 purchase by 1 insider
- Sold, last 12 months
- $7,570
- 1 sale by 1 insider
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 19, 2026 | Rong Rudy Officer (President) | Open-market sale | −1,000 | $7.57 | $7,570 |
| Jul 20, 2026 | Michael Heinrich Director, Officer (Executive Chairman) | Open-market purchase | +4,608,575 | $0.75 | $3,479,013 |
| Jul 20, 2026 | Daniel Reis-Faria Director, Officer (CEO) | In-the-money exercise | +5,954,743 | $0.00 | $595 |
| Dec 15, 2024 | Edward Woo Director | Grant or award | +50,000 | — | — |
| Dec 15, 2024 | Clifford Starke Director, Officer (CEO) | Grant or award | +900,000 | — | — |
| Dec 15, 2024 | Sammy Dorf Director, Officer (Executive Chairman) | Grant or award | +250,000 | — | — |
| Sep 13, 2024 | Clifford Starke Director, Officer (CEO) | Open-market purchase | +6,795 | $0.95 | $6,455 |
| Sep 6, 2024 | Harold Wolkin Director | Open-market purchase | +5,000 | $0.96 | $4,800 |
| Sep 6, 2024 | Harold Wolkin Director | Open-market purchase | +5,000 | $0.95 | $4,750 |
| Sep 6, 2024 | Harold Wolkin Director | Open-market purchase | +15,000 | $0.98 | $14,700 |
| Sep 5, 2024 | Clifford Starke Director, Officer (CEO) | Open-market purchase | +51 | $0.95 | $48 |
| Apr 8, 2024 | Clifford Starke Director, Officer (CEO) | Open-market purchase | +526,315 | $1.90 | $999,999 |
| Nov 15, 2023 | Vaiman Dany Officer (CFO) | Grant or award | +149,024 | — | — |
| Nov 15, 2023 | Thomas Solomon Director | Grant or award | +35,766 | — | — |
| Nov 15, 2023 | Edward Woo Director | Grant or award | +74,512 | — | — |
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