PACIFIC BIOSCIENCES OF CALIFORNIA, INC.

PACB

Form 4 • Statement of Changes in Beneficial Ownership

SEC Accession Number: 0001299130-26-000050
Filing date: Mar 5, 2026
Earliest execution date: Mar 3, 2026
Reporting Owners: Gibson Christopher (Director)

Summary

Type

Neutral

Net shares

+53,913

% of shares

100.00%

Amount (USD)

$0

Insider confidence score

90.0 out of 100

Positive

  • Massive buy (≥10% of shares)

Negative

  • Minimal buy amount (<$10K)

Stock transactions

Transaction 1

Security

Common Stock

Action

Grant

Date

2026-03-03

Code

A

Net shares

+53,913.0

Acquired/Disposed

Acquired

Shares Owned Before

0.0

Shares Owned After

53,913.0

Derivative Transactions

Transaction 1

Security

Stock Option (right to buy)

Action

Grant

Date

2026-03-03

Code

A

Net shares

+73,087.0

Acquired/Disposed

Acquired

Shares Owned Before

0.0

Shares Owned After

73,087.0

Filing's footnotes

1. Mr. Gibson was elected to the Board of Directors on March 3, 2026. Each share is represented by a Restricted Stock Unit (&quot;RSU&quot;). The RSUs will vest in equal annual installments on March 3rd of each of 2027, 2028, and 2029, provided such Reporting Person continues to serve as a director through the applicable vesting dates.

2. One-third of the shares subject to the option will vest on March 3, 2027, which is the one year anniversary of Mr. Gibson joining the Board, and the remainder will vest in equal monthly installments thereafter for 24 months on the same date of the month as his initial start date, provided he continues to serve as a director through each vesting date.

This page is for informational purposes only. While we strive for accuracy, the summary may contain inaccuracies or omissions. Please refer to the official SEC filing for authoritative information. Open the SEC filing.