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  2. SECTOR : PHARMA & BIOTECH
  3. INDUSTRY : SPECIALTY PHARMACEUTICALS
  4. ZEROSTACK CORP.
ZeroStack Corp.
XNAS: ZSTK
Weak Stock
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4.00 -0.22 (-5.21%)
79.49% Fall from 52W High
41,886
XNAS Volume

XNAS 16 Oct, 2026 5:30 PM (EDT)

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Insider Trading disclosures for ZeroStack Corp

The latest disclosure was made by Mr. Rudy Rong in ZeroStack Corp where a trade of 1,000 Common Shares done at an average price of $7.6 was reported to US exchanges on Aug. 19, 2026.

Insider trading is the trading of a company’s securities by individuals with access to confidential or material non-public information about the company. A company is required to report trading by corporate officers, directors, or other company members with significant access to privileged information to the Securities and Exchange Commission (SEC).

Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Mr. Rudy Rong President Sale of securities on an exchange or to another person at price $ 7.57 per share. 19 Aug 2026 1,000 0 - 7.6 7,570 Common Shares
Mr. Michael Heinrich Director, Executive Chairman Purchase of securities on an exchange or from another person at price $ 0.75 per share. 20 Jul 2026 4,608,575 4,608,575 - 0.8 3,479,013 Common Shares
Mr. Michael Heinrich Director, Executive Chairman 20 Jul 2026 500,000 500,000 - - Employee Stock Option (Right to Buy)
Mr. Daniel Reis-Faria Director, CEO 20 Jul 2026 5,954,743 5,954,743 - 0.0 595 Common Shares
Mr. Daniel Reis-Faria Director, CEO 20 Jul 2026 500,000 500,000 - - Employee Stock Option (Right to Buy)
Mr. Daniel Reis-Faria Director, CEO 20 Jul 2026 5,954,743 0 - - Pre-Funded Token Warrants
Mr. Dany Vaiman CFO 20 Jul 2026 250,000 250,000 - - Employee Stock Option ("Right to Buy")
Mr. Laurence Zeifman Director 05 May 2026 28,000 28,000 - - Director Stock Option ("Right to Buy")
Mr. Manfred Leventhal Director 05 May 2026 35,000 35,000 - - Director Stock Option ("Right to Buy")
Mr. Edward Woo Director 05 May 2026 35,000 35,000 - - Director Stock Option ("Right to Buy")
Mr. Michael Heinrich Director, Executive Chairman 31 Mar 2026 4,902,220 0 - - Convertible Promissory Note
Mr. Michael Heinrich Director, Executive Chairman 19 Dec 2025 471,208 471,208 - - Director Stock Option (Right to Buy)
Mr. Daniel Reis-Faria Director, CEO 19 Dec 2025 471,208 471,208 - - Employee Stock Option (Right to Buy)
Mr. Dany Vaiman CFO 19 Dec 2025 235,604 235,604 - - Employee Stock Option ("Right to Buy")
Mr. Michael Heinrich Director, Executive Chairman 23 Oct 2025 4,902,220 4,902,220 - - Convertible Promissory Note
Mr. Daniel Reis-Faria Director, CEO 09 Oct 2025 5,954,743 5,954,743 - - Pre-Funded Token Warrants
Mr. Manfred Leventhal Director 30 Jun 2025 5,000 5,000 - - Stock Appreciation Rights ("SARs")
Mr. Manfred Leventhal Director 30 Jun 2025 5,000 0 - - Stock Appreciation Rights ("SARs")
Mr. Dany Vaiman CFO 30 Jun 2025 372,500 372,500 - - Stock Appreciation Rights ("SARs")
Mr. Dany Vaiman CFO 30 Jun 2025 372,500 0 - - Stock Appreciation Rights ("SARs")
Mr. Dany Vaiman CFO 30 Jun 2025 191,773 191,773 - - Stock Appreciation Rights ("SARs")
Mr. Dany Vaiman CFO 30 Jun 2025 191,773 0 - - Stock Appreciation Rights ("SARs")
Mr. Dany Vaiman CFO 30 Jun 2025 342,888 342,888 - - Stock Appreciation Rights ("SARs")
Mr. Dany Vaiman CFO 30 Jun 2025 342,888 0 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO 30 Jun 2025 575,319 575,319 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO 30 Jun 2025 575,319 0 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO 30 Jun 2025 1,028,665 1,028,665 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO 30 Jun 2025 1,028,665 0 - - Stock Appreciation Rights ("SARs")
Mr. Harold M. Wolkin Director 30 Jun 2025 30,000 30,000 - - Stock Appreciation Rights ("SARs")
Mr. Harold M. Wolkin Director 30 Jun 2025 30,000 0 - - Stock Appreciation Rights ("SARs")
Mr. Manfred Leventhal Director 15 Dec 2024 5,000 5,000 - - Stock Appreciation Rights ("SARs")
Mr. Sammy Dorf Director, Executive Chairman Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Dec 2024 250,000 250,000 - - Common Shares
Mr. Dany Vaiman CFO 15 Dec 2024 372,500 372,500 - - Stock Appreciation Rights ("SARs")
Mr. Edward Woo Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Dec 2024 50,000 134,698 - - Common Shares
Mr. Clifford Starke Director, CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Dec 2024 900,000 906,846 - - Common Shares
Mr. Harold M. Wolkin Director 15 Dec 2024 30,000 30,000 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO Purchase of securities on an exchange or from another person at price $ 0.95 per share. 13 Sep 2024 6,795 6,846 - 0.9 6,455 Common Shares
Mr. Harold M. Wolkin Director Purchase of securities on an exchange or from another person at price $ 0.98 per share. 06 Sep 2024 15,000 25,000 - 1.0 14,685 Common Shares
Mr. Harold M. Wolkin Director Purchase of securities on an exchange or from another person at price $ 0.95 per share. 06 Sep 2024 5,000 10,000 - 1.0 4,760 Common Shares
Mr. Harold M. Wolkin Director Purchase of securities on an exchange or from another person at price $ 0.96 per share. 06 Sep 2024 5,000 5,000 - 1.0 4,810 Common Shares
Mr. Clifford Starke Director, CEO Purchase of securities on an exchange or from another person at price $ 1.90 per share. 08 Apr 2024 526,315 565,714 - 1.9 999,999 Common Shares
Mr. Dany Vaiman CFO 15 Dec 2023 191,773 191,773 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO Purchase of securities on an exchange or from another person at price $ 0.94 per share. 15 Dec 2023 51 474,046 - 0.9 48 Common Shares
Mr. Clifford Starke Director, CEO 15 Dec 2023 575,319 575,319 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO 15 Dec 2023 1,028,665 1,028,665 - - Stock Appreciation Rights ("SARs")
Mr. Dany Vaiman CFO 15 Dec 2023 342,888 342,888 - - Stock Appreciation Rights ("SARs")
Mr. Clifford Starke Director, CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2023 327,851 473,995 - - Common Shares
Mr. Edward Woo Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2023 74,512 84,698 - - Common Shares
Mr. Dany Vaiman CFO Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2023 149,024 170,850 - - Common Shares
Kevin Taylor Director, Chairman Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2023 124,186 124,186 - - Common Shares
Thomas Solomon Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2023 35,766 35,766 - - Common Shares
Mr. Kevin Taylor Director, Chairman Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2023 124,186 124,186 - - -
Mr. Thomas Solomon Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Nov 2023 35,766 35,766 - - -
Dr. Hussein Rakine Director Sale or transfer of securities back to the company at price $ 0.00 per share. 25 Jun 2023 82,100 2,500 - 0 Common Shares
Mr. Matthew Cohen General Counsel Payment of exercise price or tax liability using portion of securities received from the company at price $ 0.24 per share. 18 May 2023 90,146 329,610 - 0.2 21,635 Common Shares
Dr. Hussein Rakine Director, Chief Executive Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Apr 2023 1,200,000 1,692,019 - 0 Common Shares
Mr. Carlos Gomez Roa Juan Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Mar 2023 150,000 2,042,509 - 0 Common Shares
Mr. Edward Woo Director 17 Mar 2023 100,000 100,000 - - Options (Right to Buy)
Mr. Marc Mastronardi Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Mar 2023 150,000 160,000 - 0 Common Shares
Mr. John Timothy Leslie Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Mar 2023 125,000 138,574 - 0 Common Shares
Mr. Brandon Konigsberg Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Mar 2023 100,000 100,000 - 0 Common Shares
Dr. Beverley Richardson Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Mar 2023 150,000 150,000 - 0 Common Shares
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
View All The Insider Trades disclosures
Screeners based on Insider Trading and SAST parameters