Pacific Biosciences: CFO James R. Gibson II sold 661,815 shares

What happened

• James R. Gibson II, chief financial officer, reported exercising or converting derivatives for 500,000 shares at $1.18 for $590,000 and exercising or converting 500,000 shares at $0.00 (disposed for $0), and selling 661,815 shares at a weighted average price of $3.11 on Oct 6, 2026 for $2,056,921.

Key details

• Transaction date: Oct 6, 2026. Form 4 filed on Oct 8, 2026.
• Sale price: weighted average $3.11 per share (range $3.00 to $3.33 per F2).
• Exercise price: $1.18 per share for 500,000 shares (total $590,000); another 500,000-share derivative conversion reported at $0.00 (disposed for $0).
• Shares owned after the transaction: not stated on the Form 4 provided here.
• Footnotes: the sales were effected under a Rule 10b5-1 trading plan adopted May 22, 2026 (F1). The filing provides the sale price range and offers to supply the breakdown on request (F2). The option vesting schedule is described: 1/4 of the shares vested on the one-year anniversary of the grant and the balance vests monthly over the next three years (F3).
• Remarks: chief financial officer.

Why it may matter

• The Form 4 shows option exercises and same-day sales on Oct 6, 2026, which is consistent with a cashless exercise structure (exercise and sale occurring together).
• The sale was executed pursuant to a pre-established Rule 10b5-1 plan.
• A filing does not show why the insider traded or why the company acted.