ZeroStack CFO reports 2.9% equity stake
ZeroStack Corp. Chief Financial Officer Dany Vaiman reports beneficial ownership of 513,249 common shares, representing 2.9% of the class on a partially-diluted basis, with sole voting and dispositive power over all reported shares.
Rhea-AI Filing Summary
ZeroStack Corp. Chief Financial Officer Dany Vaiman reports beneficial ownership of 513,249 common shares, representing 2.9% of the class on a partially-diluted basis, with sole voting and dispositive power over all reported shares.
The disclosure also describes a board-approved grant of 250,000 stock options on May 5, 2026, exercisable at $5.10 per share. The options vest in five 20% tranches if the company’s volume weighted average price reaches VWAP thresholds of $7.65, $10.20, $12.75, $15.30, and $17.85, following shareholder approval on July 20, 2026.
Positive
- None.
Negative
- None.
Key Figures
Beneficial ownership: 513,249 shares
Ownership percentage: 2.9%
Shares outstanding: 17,489,828 shares
+4 more
7 metrics
Beneficial ownership
513,249 shares
Common shares beneficially owned by Dany Vaiman
Ownership percentage
2.9%
Percent of ZeroStack common shares on a partially-diluted basis
Shares outstanding
17,489,828 shares
Issuer shares outstanding as of July 20, 2026, used for ownership calculation
Option grant size
250,000 options
May 5, 2026 stock option grant to Dany Vaiman
Option exercise price
$5.10 per share
Exercise price for the May 2026 option grant
First VWAP vesting threshold
$7.65
Price level for vesting of first 20% option tranche
Highest VWAP vesting threshold
$17.85
Price level for vesting of final 20% option tranche
Key Terms
Schedule 13D, beneficially owned, volume weighted average price, dispositive power, +1 more
5 terms
Schedule 13D regulatory
"If the filing person has previously filed a statement on Schedule 13D to report"
A Schedule 13D is a legal document that investors file with regulators when they buy a large enough stake in a company to potentially influence its management or decisions. It provides details about the investor’s intention, ownership stake, and plans, helping other investors understand who is gaining control and what their motives might be.
beneficially owned financial
"Number of Shares Beneficially Owned by Each Reporting Person With"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
volume weighted average price financial
"vest in five equal installments subject to the Issuer's common stock meeting the following volume weighted average price"
The volume weighted average price (VWAP) is a way to measure the average price of a security, such as a stock, over a specific period, taking into account how many units were traded at each price. It’s similar to calculating the average cost of items bought when some are more frequently purchased than others. Investors use VWAP to assess whether a security is being bought or sold at a fair price during trading.
dispositive power regulatory
"Sole voting and dispositive power: 513,249; Shared voting and dispositive power: 0"
Dispositive power is the authority to decide the final outcome of an asset, legal claim, contract, or corporate action — in effect the power to dispose of or resolve something. For investors it matters because whoever holds that authority can determine who gets paid, who controls an asset or vote, and how risks and returns are allocated; think of it like holding the key that lets you lock in the winner or loser in a deal.
partially-diluted basis financial
"has been calculated on a partially-diluted basis"
A partially-diluted basis is a way of counting a company’s shares that includes currently outstanding shares plus certain likely additional shares from things like vested options, warrants, and convertible securities, but excludes more speculative or unissued items. For investors it gives a more realistic view of ownership stakes and per-share figures — like earnings per share — by showing dilution that is probable today, much as counting people with purchased tickets (but not those who might buy later) gives a clearer sense of how full a theater really is.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What percentage of ZeroStack Corp. (ZSTK) does Dany Vaiman report owning?
Dany Vaiman reports beneficial ownership of 2.9% of ZeroStack Corp.’s common shares. This represents 513,249 shares, calculated on a partially-diluted basis using 17,489,828 issuer shares outstanding as of July 20, 2026.
What stock options were granted to Dany Vaiman by ZeroStack Corp. (ZSTK)?
ZeroStack’s board approved a grant of 250,000 stock options to Dany Vaiman on May 5, 2026. The options have an exercise price of $5.10 per share and vest in five equal tranches subject to specified VWAP price thresholds.
What are the VWAP vesting thresholds for Dany Vaiman’s ZeroStack (ZSTK) options?
The 250,000 options vest 20% at each VWAP hurdle of $7.65, $10.20, $12.75, $15.30, and $17.85. Each tranche vests only after ZeroStack’s common stock achieves the corresponding VWAP threshold.
AI-generated analysis. How Rhea-AI works. Not financial advice.
