Summary
Updated Aug 30, 2026
James R. Gibson II is Chief Financial Officer of PACIFIC BIOSCIENCES OF CALIFORNIA, INC. (PACB). 3 SEC Form 4 filings on record going back to 2025, most recently on 3 April 2026. Most recent open-market trade: sold $121K of PACB on 3 April 2026. Lifetime open-market sales: $121K.
Recent Transactions
3Every recent SEC Form 4 transaction James R. Gibson II has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies James R. Gibson II files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Christian O. Henry - $771K of PACB open-market activity in the last 12 months
- Oene Mark van - $335K of PACB open-market activity in the last 12 months
- Michele Farmer - $84K of PACB open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is James R. Gibson II?
James R. Gibson II is a corporate insider, tracked as Chief Financial Officer of PACIFIC BIOSCIENCES OF CALIFORNIA, INC. (PACB). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did James R. Gibson II last file a Form 4?
The most recent primary Form 4 on record is dated 3 April 2026, one of 3 filings going back to 2025.
Has James R. Gibson II been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($121K) across all tracked filings.
Where can I see all of James R. Gibson II's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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