ZeroStack Corp.
- ZSTK ยท Nasdaq
- Finance Services
- Dallas, TX
- 21 employees
- CIK 0001790169
Updated from SEC filings through
Top things to know
Executives
-
Daniel Reis-Faria CEO 4, 2026-07-20 -
Dany Vaiman CFO 4, 2026-07-20 - Rudy Rong President 4, 2026-08-21
- Michael Heinrich Executive Chairman 4, 2026-07-20
ZeroStack Corp. is a U.S. public company in finance services (SIC 6199), headquartered in Dallas, TX. It trades as ZSTK on Nasdaq. Revenue was $35.7M in the fiscal year ending December 31, 2025, -0.5% from the year before. It reported about 21 employees. Daniel Reis-Faria is CEO.
Five-year financials
| Metric | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 |
|---|---|---|---|---|---|
| Revenue | $35.7M 10-K, 2026-02-27 | $35.9M 10-K, 2026-02-27 | $76.1M 10-K, 2025-03-24 | $33.4M 10-K, 2024-03-28 | $9.0M 10-K, 2023-03-31 |
| Operating income | -$155M 10-K, 2026-02-27 | -$8.9M 10-K, 2026-02-27 | -$50.4M 10-K, 2025-03-24 | -$47.2M 10-K, 2024-03-28 | -$19.0M 10-K, 2023-03-31 |
| SG&A | $1.4M 10-K, 2026-02-27 | $1.9M 10-K, 2026-02-27 | $1.6M 10-K, 2025-03-24 | $3.3M 10-K, 2024-03-28 | $922K 10-K, 2023-03-31 |
| Net income | -$120M 10-K, 2026-02-27 | -$15.9M 10-K, 2025-03-24 | -$57.0M 10-K, 2025-03-24 | -$52.4M 10-K, 2024-03-28 | -$21.4M 10-K, 2023-03-31 |
Annual figures from XBRL in each company's own filings. Click a figure to open the filing. SG&A marked derived is general and administrative plus selling and marketing.
Leadership and board
| Name | Title | Source |
|---|---|---|
| Daniel Reis-Faria | CEO | 4, 2026-07-20 |
| Dany Vaiman | CFO | 4, 2026-07-20 |
| Rudy Rong President at ZeroStack Corp. (Nasdaq: ZSTK), CGO at Memecore | President | 4, 2026-08-21 |
| Michael Heinrich Co-Founder 0G Labs & Exec Chairman Zerostack | ex-Bridgewater, Bain, MSFT, Garten (YC S16, top YC co) | Forbes 40 under 40 | Executive Chairman | 4, 2026-07-20 |
What ZeroStack Corp. does
ZeroStack Corp. (formerly Flora Growth Corp.) was incorporated as Flora Growth Corp. on March 13, 2019, under the laws of the Province of Ontario. On January 29, 2026, the Company changed its corporate name from "Flora Growth Corp." to "ZeroStack Corp." and changed its Nasdaq ticker from "FLGC" to "ZSTK". We are a decentralized AI treasury and AI-focused asset management company that is investing in the future of AI. Our first AI-oriented project is through strategic ownership in 0G Tokens (as defined below).
Item 1. Business, 10-K for the year ending December 31, 2025
Shares and governance
| Shares outstanding | 17.5 million (as of July 27, 2026) | 10-Q, July 31, 2026 |
|---|---|---|
| Public float | $11.2M (as of June 30, 2025) | 10-K, February 27, 2026 |
| Latest proxy statement | Meeting December 19, 2025 (filed November 4, 2025) | DEF 14A, November 4, 2025 |
| Auditor | Davidson & Company LLP (Vancouver, Canada) | Latest 10-K |
Insider trades
Open-market buys and sales by officers and directors, from Forms 4 and 5. One row per filing.
| Date | Insider | Trade | Shares | Value | Source |
|---|---|---|---|---|---|
| August 19, 2026 | Rudy Rong President | Sale | 1,000 | $8K | Form 4, August 21, 2026 |
| July 20, 2026 | Michael Heinrich Executive Chairman | Buy | 4,608,575 | $3.5M | Form 4, July 20, 2026 |
Recent 8-K events
- 8-K filed 2026-11-02
- Item 1.01 Entry into a material definitive agreement
- Item 1.02 Termination of a material definitive agreement
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2026-08-21
- Item 8.01 Other events
- 8-K filed 2026-08-19
- Item 1.01 Entry into a material definitive agreement
- Item 2.01 Completion of acquisition or disposition of assets
- Item 3.02 Unregistered sales of equity securities
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2026-07-23
- Item 2.01 Completion of acquisition or disposition of assets
- 8-K filed 2026-07-20
- Item 5.02 Departure or appointment of directors or officers; compensation
- Item 5.03 Amendments to articles or bylaws; change in fiscal year
- Item 5.07 Submission of matters to a vote of security holders
- 8-K filed 2026-05-06
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2026-03-31
- Item 1.01 Entry into a material definitive agreement
- Item 1.02 Termination of a material definitive agreement
- Item 3.02 Unregistered sales of equity securities
- 8-K filed 2026-01-29
- Item 5.03 Amendments to articles or bylaws; change in fiscal year
- Item 8.01 Other events
- 8-K filed 2026-01-06
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2025-12-31
- Item 1.01 Entry into a material definitive agreement
- Item 1.02 Termination of a material definitive agreement
- Item 3.02 Unregistered sales of equity securities
Frequently asked questions about ZeroStack Corp.
- What does ZeroStack Corp. do?
- In its own words, from Item 1 of its 10-K: "ZeroStack Corp. (formerly Flora Growth Corp.) was incorporated as Flora Growth Corp. on March 13, 2019, under the laws of the Province of Ontario. On January 29, 2026, the Company changed its corporate name from "Flora Growth Corp." to "ZeroStack Corp." and changed its Nasdaq ticker from "FLGC" to "ZSTK". We are a decentralized AI treasury and AI-focused asset management company that is investing in the future of AI. Our first AI-oriented project is through strategic ownership in 0G Tokens (as defined below)."
- What is ZeroStack Corp.'s revenue?
- $35.7M for the fiscal year ending December 31, 2025, from its 10-K filed February 27, 2026.
- Is ZeroStack Corp. profitable?
- ZeroStack Corp. reported net income of -$120M for the fiscal year ending December 31, 2025.
- How many employees does ZeroStack Corp. have?
- About 21 as of December 31, 2025, as stated in its annual report.
- Who is the CEO of ZeroStack Corp.?
- Daniel Reis-Faria, CEO, as named in a 4 filed July 20, 2026.
- Who is the CFO of ZeroStack Corp.?
- Dany Vaiman, CFO, as named in a 4 filed July 20, 2026.
- Where is ZeroStack Corp. headquartered?
- Dallas, TX.
- What is ZeroStack Corp.'s stock ticker?
- ZSTK on Nasdaq.
- What industry is ZeroStack Corp. in?
- Finance Services, SIC code 6199.
- What is ZeroStack Corp.'s website?
- zerostack.ai. Investor relations: https://zerostack.ai/invest/corporate-presentation.
- When does ZeroStack Corp. report earnings next?
- November 14, 2026. Source: estimate_10q_cadence.
- Is ZeroStack Corp. a public company?
- Yes. ZeroStack Corp. files with the SEC under CIK 0001790169 and trades as ZSTK.
- Who audits ZeroStack Corp.?
- Davidson & Company LLP, Vancouver, Canada, as named in its latest annual report (10-K).
- How many shares of ZeroStack Corp. are outstanding?
- 17.5 million shares as of July 27, 2026, from its 10-Q filed July 31, 2026.
- What is ZeroStack Corp.'s public float?
- $11.2M as of June 30, 2025, as reported on the cover of its 10-K filed February 27, 2026.
- When is ZeroStack Corp.'s annual shareholder meeting?
- December 19, 2025, per its proxy statement (DEF 14A) filed November 4, 2025.
- Have ZeroStack Corp. insiders traded stock recently?
- Since July 20, 2026, officers and directors reported 1 open-market sale worth about $8K and 1 purchase worth about $3.5M on Forms 4 and 5. The most recent: Rudy Rong (President) sold 1,000 shares on August 19, 2026.