Role
Director
Signature
/s/ Michele Farmer, Attorney-in-fact
Stock symbol
PACB
Transactions as of
Jun 4, 2025
Transactions value $
$0
Form type
4
Date filed
6/6/2025, 04:06 PM
Previous filing
Feb 25, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Smith Christopher M Director PACIFIC BIOSCIENCES OF CALIFORNIA, INC., 1305 O'BRIEN DRIVE, MENLO PARK /s/ Michele Farmer, Attorney-in-fact 2025-06-06 0001436707

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction PACB Stock Option (right to buy) Award $0 +32.5K $0.00 32.5K Jun 4, 2025 Common Stock 32.5K $1.03 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The shares subject to the option will vest monthly over one (1) year, on the same day of the month as the date of grant or, if earlier, on the date of the next annual meeting of the Company's stockholders occurring after the date of grant, provided such Reporting Person continues to serve as a director through the applicable vesting dates.