PACB
PACIFIC BIOSCIENCES OF CALIFORNIA, INC. · Healthcare · Market cap $665.2M
Insiders sold $2.1M net in the last 90 days ·2 sellers, 0 buyers· 1 of 2 sales under Rule 10b5-1 plans· latest Form 4 filed Oct 8, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$3.4M
reported sales (SEC code S)
Unique Insiders
4
in the rolling window
Latest filing
Oct 8, 2026
Gibson James R II
PACIFIC BIOSCIENCES OF CALIFORNIA, INC. (PACB) has 16 SEC Form 4 filings (20 transaction rows) in the rolling window, disclosed by 4 distinct insiders. Most recent filing: Oct 8, 2026.
Inside the rolling window, 4 insiders at PACIFIC BIOSCIENCES OF CALIFORNIA, INC. reported no open-market purchases and 12 open-market sales totaling $3.4M. The most active filer is See Remarks Van Oene Mark with 4 filings. Insiders have net sold $2.1M over the trailing 6 months. The most recent open-market filing is a sale of 661,815 shares by See Remarks Gibson James R II, dated Oct 6, 2026, worth $2.1M.
- Industry:Medical - Devices
- CEO:Christian O. Henry
- Employees:485
- HQ:Menlo Park, CA, US
- IPO:2010-10-27
| Source | |||||||
|---|---|---|---|---|---|---|---|
Gibson James R IIFirst in 6 months | See Remarks | Sale | 661,815 | $2.1M | Oct 8 | -7.0% | SEC ↗ |
Van Oene MarkFirst in 6 months | See Remarks | Sale | 26,911 | $30K | Aug 19 | +68.5% | SEC ↗ |
Gibson James R IIFirst filing | See Remarks | Sale | 88,185 | $121K | Apr 3 | +50.7% | SEC ↗ |
| See Remarks | Sale | 6,504 | $10K | Mar 4 | +37.2% | SEC ↗ | |
| See Remarks | Sale | 12,497 | $19K | Mar 4 | +37.2% | SEC ↗ | |
| See Remarks | Sale | 2,979 | $5K | Mar 4 | +37.2% | SEC ↗ | |
Van Oene MarkFirst filing | See Remarks | Sale | 129,790 | $205K | Feb 19 | +27.4% | SEC ↗ |
Van Oene MarkFirst filing | See Remarks | Sale | 55,107 | $90K | Feb 19 | +27.4% | SEC ↗ |
Farmer MicheleFirst filing | See Remarks | Sale | 35,215 | $55K | Feb 19 | +27.4% | SEC ↗ |
Farmer MicheleFirst filing | See Remarks | Sale | 14,952 | $24K | Feb 19 | +27.4% | SEC ↗ |
| See Remarks | Sale | 331,793 | $523K | Feb 19 | — | SEC ↗ | |
| See Remarks | Sale | 140,874 | $229K | Feb 19 | — | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does PACB have?
PACIFIC BIOSCIENCES OF CALIFORNIA, INC. (PACB) has 16 SEC Form 4 filings (20 transaction rows) in the rolling 365-day window, disclosed by 4 distinct insiders. Most recent filing: Oct 8, 2026.
When was the most recent SEC Form 4 filing for PACB?
The most recent Form 4 filing for PACB on Tracefour is dated Oct 8, 2026.
Who is the most active insider at PACB?
The most active SEC Form 4 filer at PACB in the rolling window is See Remarks Van Oene Mark, with 4 filings.
What is the net insider flow at PACB over the last 6 months?
Over the trailing 180 days, insiders at PACB have net sold $2.1M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at PACB in the current window?
Inside the rolling window, insiders at PACB bought $0 and sold $3.4M based on SEC Form 4 filings.
Can I get alerts for PACB insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at PACIFIC BIOSCIENCES OF CALIFORNIA, INC. (PACB). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
PACIFIC BIOSCIENCES OF CALIFORNIA, INC. is in the Healthcare sector.