# Pacific Biosciences Calif (PACB): value investors who own it

1 value investor held Pacific Biosciences Calif in their Q3 2026 13F, led by Horizon Kinetics.

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Horizon Kinetics | 0.0% | $17k | Trimmed -4.6% | 30 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-10-06 | Gibson James R II | See Remarks | Sold | 661815 | $2.1m |
| 2026-08-17 | Van Oene Mark | See Remarks | Sold | 26911 | $30k |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/pacb). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.