Key facts
- ARK Investment Management LLC filed SCHEDULE 13G/A for Pacific Biosciences of California, Inc. Common Stock (PACB).
- Disclosed ownership: 12%.
- Date of event: 31 Dec 2025.
ARK Investment Management LLC - 31 Dec 2025 SCHEDULE 13G/A Report for Pacific Biosciences of California, Inc. Common Stock (PACB)
- Filing Manager
- ARK Investment Management LLC
- Reporting Manager
- ARK Investment Management LLC
- Symbol
- PACB
- Shares outstanding
- 301,979,157 shares
- Disclosed Ownership
- 37,264,228 shares
- Ownership
- 12%
- Form type
- SCHEDULE 13G/A
- Filing time
- 03 Feb 2026, 11:37:05 UTC
- Date of event
- 31 Dec 2025
- Previous filing
- 04 Nov 2025
- SEC
- View on sec.gov
Key filing fact
ARK Investment Management LLC disclosed 12% ownership in Pacific Biosciences of California, Inc. Common Stock (PACB) on 31 Dec 2025.
Change
- Previous schedule filing date: 04 Nov 2025.
- Current filing was accepted on 03 Feb 2026, 11:37.
Research use
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Reporting managers (2)
Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| ARK Investment Management LLC | 12% | 37,264,228 | 34,971,286 | 620,864 | /s/ Kellen Carter | Kellen Carter, Chief Compliance Officer | |
| Catherine D. Wood | 12% | 37,264,228 | 0 | 35,592,150 | /s/ Catherine D. Wood | Catherine D. Wood, Chief Executive Officer, Chief Investment Officer |
CIK / CUSIP context first