VIVS insider trading — VivoSim Labs, Inc.
Over the last 90 days, insiders at VivoSim Labs, Inc. (VIVS) made 1 open-market purchase worth $3K and 0 open-market sales worth $0, making them net buyers by $3K. The largest purchase was by Lialin Tony Serge (Chief Commercial Officer), who bought 10,000 shares for $3K on Aug 31, 2026.
Updated Oct 16, 2026.
Recent VIVS insider transactions
Every Form 4 filed by VivoSim Labs, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 31, 2026 | Lialin Tony Serge | Chief Commercial Officer | P · Purchase | Direct | 10,000 | $0.28 | $3K | Form 4 |
VIVS insider trading FAQ
Are insiders buying VIVS stock?
Yes. In the last 90 days, VivoSim Labs, Inc. insiders made 1 open-market purchase totaling $3K, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading VIVS?
Recent buyers: Lialin Tony Serge.
Where does VIVS insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.