The DEFA14A indicates ongoing proxy solicitation, likely an activist campaign. Monitor for the definitive proxy (DEF 14A) and any dissident materials for specific board seat demands or strategic proposals. Slides may contain management rebuttal or activist platform details — request the underlying presentation from IR.
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Executive Summary
Pacific Biosciences of California, Inc. (PACB) filed additional definitive proxy soliciting materials (DEFA14A) on May 22, 2026. The filing consists primarily of slide images for a presentation to shareholders, likely in connection with a contested proxy solicitation or shareholder vote. No specific financial data, vote results, or material corporate events were disclosed in the text of the filing itself.
Key Facts
- Filed as additional definitive proxy soliciting materials (DEFA14A) on 2026-05-22
- Contains 14 JPEG slides (slide1.jpg through slide14.jpg) for a shareholder presentation
- No exhibit text provided beyond the SEC form header — slide content is not human-readable in this filing
- Cross-filing context indicates this is a dissident/activist proxy solicitation context (amplifier signals from past dissident-proxy combinations)
Financial Impact
No financial figures disclosed in the filing text
Risk Factors
- Activist campaign may escalate into a proxy fight with board control contest
- Shareholder meeting outcome uncertain; management may lose board seats
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| DEFA14A Filing (Primary) | 0001299130-26-000084 |
| Document: 0001299130-26-000084-index-headers.html | 0001299130-26-000084 |
| Document: 0001299130-26-000084-index.html | 0001299130-26-000084 |
| Document: 0001299130-26-000084.txt | 0001299130-26-000084 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 19, 2026 7d ago | Press Release | $1.84 $2.27 | ▲ +23.10% | ▲ +23.24% | $2.25 (+22.28%) |
Oct 6, 2026 20d ago | 144 | $2.72 $1.99 | ▲ +26.84% | ▲ +25.86% | $2.25 (+17.28%) |
Oct 6, 2026 20d ago | Press Release | $2.70 $2.05 | ▼ −24.07% | ▼ −23.94% | $2.25 (−16.67%) |
Jun 4, 2026 20w ago | 8-K | $1.45 $1.31 | ▼ −9.66% | ▼ −10.22% | $2.25 (+55.17%) |
May 22, 2026 22w ago | DEFA14A | $1.26 $1.58 | ▲ +25.40% | ▲ +24.31% | $2.25 (+78.57%) |
Apr 21, 2026 26w ago | Press Release | $1.73 $1.58 | ▼ −8.67% | ▼ −9.75% | $2.25 (+30.06%) |
Apr 16, 2026 27w ago | Press Release | $1.69 $1.56 | ▼ −7.69% | ▼ −8.25% | $2.25 (+33.14%) |
Mar 5, 2026 33w ago | 8-K | $1.52 $1.27 | ▼ −16.45% | ▼ −14.21% | $2.25 (+48.03%) |
Mar 3, 2026 33w ago | Insider Cluster | $1.52 $1.37 | ▼ −9.87% | ▼ −9.39% | $2.25 (+48.03%) |
Feb 28, 2026 34w ago | Institutional Cluster | $1.62 $1.39 | ▼ −14.20% | ▼ −12.99% | $2.25 (+38.89%) |
US Market Status
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