Director Christopher Gibson joins PACIFIC BIOSCIENCES (PACB) insider roster

Rhea-AI Filing Summary

PACIFIC BIOSCIENCES OF CALIFORNIA, INC. filed an initial ownership report for Christopher Gibson on Form 3. The filing identifies Gibson as a director of the company and does not list any buy, sell, or other share transactions. It simply establishes his status as an insider for future reporting.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Gibson Christopher

(Last) (First) (Middle)

PACIFIC BIOSCIENCES OF CALIFORNIA, INC.

1305 O'BRIEN DRIVE

(Street)

MENLO PARK CA 94025

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/03/2026

3. Issuer Name and Ticker or Trading Symbol
PACIFIC BIOSCIENCES OF CALIFORNIA, INC. [ PACB ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit List: Exhibit 24 - Power Of Attorney

No securities are beneficially owned.

	/s/ Brett Atkins, Attorney-in-fact	03/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What does Christopher Gibson's Form 3 filing mean for PACB investors?

The Form 3 shows Christopher Gibson is an insider of PACIFIC BIOSCIENCES OF CALIFORNIA, INC. as a director. It establishes his reporting status going forward but does not report any stock transactions or ownership changes in this filing.

Does Christopher Gibson buy or sell PACB shares in this Form 3?

This Form 3 does not report any PACB share purchases or sales by Christopher Gibson. It is an initial ownership statement that identifies him as a director without detailing any specific transactions or changes in holdings.

What insider role does Christopher Gibson have at PACIFIC BIOSCIENCES (PACB)?

Christopher Gibson is identified as a director of PACIFIC BIOSCIENCES OF CALIFORNIA, INC. in the Form 3. Being a director makes him a reporting insider, which requires public disclosure of future qualifying equity transactions in company securities.

Does the Form 3 for PACB include any complex financial information?

The Form 3 for PACB is straightforward and contains no financial tables or earnings data. It focuses on insider status only, confirming Christopher Gibson as a director without providing additional financial metrics or transaction details.

Why is a Form 3 important for tracking PACB insiders?

Form 3 establishes an individual as an insider subject to ongoing reporting at PACB. Once filed, any future reportable stock transactions by that insider must be disclosed on subsequent forms, improving transparency into insider activity for investors.