PACB insider trading — Pacific Biosciences of California, Inc.
Over the last 90 days, insiders at Pacific Biosciences of California, Inc. (PACB) made 0 open-market purchases worth $0 and 1 open-market sale worth $30K, making them net sellers by $30K. The largest sale was by Van Oene Mark (See Remarks), who sold 26,911 shares for $30K on Aug 17, 2026.
Updated Oct 16, 2026.
Recent PACB insider transactions
Every Form 4 filed by Pacific Biosciences of California, 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 |
|---|---|---|---|---|---|---|---|---|
| Oct 6, 2026 | Gibson James R Ii | See Remarks | M · Option exercise · 10b5-1 | Direct | 500,000 | $1.18 | $590K | Form 4 |
| Oct 6, 2026 | Gibson James R Ii | See Remarks | S · Sale · 10b5-1 | Direct | 661,815 | $3.11 | $2.06M | Form 4 |
| Aug 17, 2026 | Van Oene Mark | See Remarks | S · Sale | Direct | 26,911 | $1.13 | $30K | Form 4 |
| Aug 10, 2026 | Van Oene Mark | See Remarks | A · Grant/award | Direct | 489,130 | — | — | Form 4 |
PACB insider trading FAQ
Are insiders buying PACB stock?
Not on the open market. In the last 90 days, Pacific Biosciences of California, Inc. insiders made no open-market purchases, and 1 open-market sale totaling $30K. 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 PACB?
Recent sellers: Van Oene Mark.
Where does PACB 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.