Institutional Ownership
Pacific Biosciences Calif In
CUSIP 69404D108COMPACBQ1 2026
13D / 13G Filings
51
Schedule 13D/13G on record
Beneficial Filers
16
Distinct reporting persons
Largest Stake
15.3%
Max % of class reported
Institutional Holders
226
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
51 filings · latest Feb 3, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 3, 2026 | Ark Investment Management LLC | 13G/A | 12.3% | 37.26M | SEC |
| 2 | Nov 14, 2025 | Madrone Capital Partners, LLC | 13G/A | 2.8% | 8.48M | SEC |
| 3 | Nov 4, 2025 | Ark Investment Management LLC | 13G/A | 10.3% | 30.92M | SEC |
| 4 | Aug 13, 2025 | Madrone Capital Partners, LLC | 13G/A | 6.8% | 20.26M | SEC |
| 5 | Jul 24, 2025 | Edmond De Rothschild Asset Management (France) | 13G/A | 11.0% | 13.37M | SEC |
| 6 | Apr 30, 2025 | The Vanguard Group | 13G/A | 5.5% | 16.26M | SEC |
| 7 | Apr 17, 2025 | Blackrock, Inc. | 13G/A | 7.7% | 22.87M | SEC |
| 8 | Apr 9, 2025 | Millennium Management LLC | 13G/A | 11.0% | 2.20M | SEC |
| 9 | Dec 10, 2024 | Millennium Management LLC | 13G | 6.0% | 16.44M | SEC |
| 10 | Nov 26, 2024 | Softbank Group Corp. | 13G | 7.5% | 20.45M | SEC |
41 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Pacific Biosciences Calif In.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Ark Investment Management LLC | 36.27M | $47.88M |
| 2 | Blackrock, Inc. | 25.27M | $33.35M |
| 3 | Softbank Group Corp. | 20.45M | $27.00M |
| 4 | Sumitomo Mitsui Trust Group, Inc. | 7.04M | $9.29M |
| 5 | Amova Asset Management Americas, Inc. | 7.04M | $9.22M |
| 6 | Geode Capital Management, LLC | 6.98M | $9.21M |
| 7 | State Street Corp | 6.12M | $8.08M |
| 8 | Millennium Management LLC | 4.89M | $6.46M |
| 9 | D. E. Shaw & Co., Inc. | 3.64M | $4.80M |
| 10 | Two Sigma Investments, LP | 3.51M | $4.63M |