EX-4.1
from S-1/A
2 pages
Common Stock Common Stock See Reverse for Certain Definitions and Legends Incorporated Under the Laws of the State of Delaware This Certifies That Is the Owner of Cusip 69404d 10 8 Pacific Biosciences of California, Inc. Pacific Biosciences of California, Inc. Vice President, General Counsel and Corporate Secretary Chairman, Chief Executive Officer and President Fully Paid and Non-Assessable Shares of the Common Stock, Par Value $0.0001 Each, of Transferable on the Books of the Corporation Upon Surrender of This Certificate Properly Endorsed. This Certificate Is Not Valid Unless Countersigned and Registered by the Transfer Agent and Registrar. Witness the Facsimile Signatures of the Corporation’s Duly Authorized Officers. Dated: Countersigned and Registered: Mellon Investor Services LLC Transfer Agent and Registrar Authorized Signature By: Pb 001
12/34/56