---
schema_version: "secwatch.filing_event.v1"
accession: "0001299130-23-000070"
form_type: "8-K"
ticker: "PACB"
cik: "0001299130"
company_name: "PACIFIC BIOSCIENCES OF CALIFORNIA, INC."
filed_at: "2023-05-26T23:59:59+00:00"
generated_at: "2026-06-14T12:35:34.414114+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Pacific Biosciences stockholders reject classified board retention in advisory vote

## Summary
- Elected Class I directors Henry, Milligan, Shapiro with >178M votes each for three-year terms.
- Ratified Ernst & Young as independent auditor for FY2023 (218.3M for, 622.6K against).
- Advisory say-on-pay approved with 178.1M votes for, 14.6M against.
- Say-on-pay frequency: 1 year preferred (134.2M votes) over 3 years (58.3M).
- Advisory vote on retaining classified board: 136.3M against, 32.3M for, with 24.3M abstentions.

## SEC filing metadata
- accession: 0001299130-23-000070
- form_type: 8-K
- ticker: PACB
- cik: 0001299130
- company_name: PACIFIC BIOSCIENCES OF CALIFORNIA, INC.
- filed_at: 2023-05-26T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000070/0001299130-23-000070-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000070/pacb-20230524.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001299130-23-000070
- JSON: https://secwatch.observer/filing/0001299130-23-000070.json
- Plain text: https://secwatch.observer/filing/0001299130-23-000070.txt

## Key facts
- Shareholder Votes
  PACIFIC BIOSCIENCES OF CALIFORNIA, INC. shareholders approved Election of Three Class I Directors at the 2023-05-24 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2023-05-24
  source text: Proposal 1: Election of Three Class I Directors Name of Director For Against Abstain Broker Non-Votes Christian O. Henry 189,711,865 3,089,347 58,199 26,806,673 John F. Milligan, Ph.D. 190,066,819 2,674,761 117,831 26,806,673 Lucy Shapiro, Ph.D. 178,044,672 14,703,637 111,102 26,806,673
  evidence_url: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000070/0001299130-23-000070-index.htm
- Shareholder Votes
  PACIFIC BIOSCIENCES OF CALIFORNIA, INC. shareholders approved Advisory Vote to Approve the Frequency of Future Advisory Votes on Named Executive Officer Compensation at the 2023-05-24 meeting.
  - Proposal: say on pay frequency
  - Outcome: passed
  - Meeting: 2023-05-24
  source text: Proposal 4: Advisory Vote to Approve the Frequency of Future Advisory Votes on Named Executive Officer Compensation Every 1 Year Every 2 Years Every 3 Years Abstain Broker Non-Votes 134,152,334 238,320 58,328,847 139,910 26,806,673
  evidence_url: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000070/0001299130-23-000070-index.htm
- Shareholder Votes
  PACIFIC BIOSCIENCES OF CALIFORNIA, INC. shareholders approved Ratification of the Appointment of Independent Registered Public Accounting Firm at the 2023-05-24 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2023-05-24
  source text: Proposal 2: Ratification of the Appointment of Independent Registered Public Accounting Firm For Against Abstain Broker Non-Votes 218,312,891 622,576 730,617 -
  evidence_url: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000070/0001299130-23-000070-index.htm
- Shareholder Votes
  PACIFIC BIOSCIENCES OF CALIFORNIA, INC. shareholders approved Advisory Vote to Approve Named Executive Officer Compensation at the 2023-05-24 meeting.
  - Proposal: say on pay
  - Outcome: passed
  - Meeting: 2023-05-24
  source text: Proposal 3: Advisory Vote to Approve Named Executive Officer Compensation. For Against Abstain Broker Non-Votes 178,087,666 14,553,090 218,655 26,806,673
  evidence_url: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000070/0001299130-23-000070-index.htm
- Shareholder Votes
  PACIFIC BIOSCIENCES OF CALIFORNIA, INC. shareholders rejected Advisory Vote to Approve the Retention of the Classified Structure of the Corporation's Board at the 2023-05-24 meeting.
  - Proposal: say on pay
  - Outcome: failed
  - Meeting: 2023-05-24
  source text: Proposal 5: Advisory Vote to Approve the Retention of the Classified Structure of the Corporation’s Board For Against Abstain Broker Non-Votes 32,282,459 136,324,990 24,251,959 26,806,676
  evidence_url: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000070/0001299130-23-000070-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.