Pacific Biosciences of California, Inc.
PACB- Exchange
- Nasdaq
- Industry
- Laboratory Analytical Instruments
- SEC CIK
- 0001299130
In the last 90 days, Pacific Biosciences of California, Inc. insiders filed 0 open-market purchases and 1 sale; 223 institutions reported holding it in 13F filings for Q2 2026, worth $320.8M in total; superinvestors ARK Invest and HHLR Advisors (Hillhouse) hold it.
13F holders, Q1 2026
Institutional positions in Pacific Biosciences of California, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 231
- +21 vs. Q4 2025
- Shares held
- 188.2M
- +4.50M (+2.5%) vs. Q4 2025
- Total value
- $248.5M
- −$93.1M (−27.2%) vs. Q4 2025
- New holders
- 52
- 60 more added
- Sold out
- 31
- 71 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PACB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 223 | $320.8M |
| Q1 2026 | 231 | $248.5M |
| Q4 2025 | 216 | $373.5M |
| Q3 2025 | 208 | $237.8M |
| Q2 2025 | 207 | $245.8M |
| Q1 2025 | 225 | $265.6M |
| Q4 2024 | 227 | $475.1M |
| Q3 2024 | 226 | $394.3M |
| Q2 2024 | 229 | $331.9M |
| Q1 2024 | 268 | $1.01B |
| Q4 2023 | 274 | $2.76B |
| Q3 2023 | 275 | $2.20B |
| Q2 2023 | 272 | $3.37B |
| Q1 2023 | 260 | $2.93B |
| Q4 2022 | 237 | $1.84B |
| Q3 2022 | 227 | $1.23B |
| Q2 2022 | 230 | $1.03B |
| Q1 2022 | 250 | $2.03B |
| Q4 2021 | 256 | $4.20B |
| Q3 2021 | 246 | $4.83B |
| Q2 2021 | 261 | $6.04B |
| Q1 2021 | 263 | $5.47B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Pacific Biosciences of California, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hantz Financial Services, Inc. | 4 | $0 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 43 | $0 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1 | $1 | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 1 | $1 | 0.00% | +1 | New |
| Atlantic Union Bankshares Corp | 5 | $7 | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 12 | $16 | 0.00% | +12 | New |
| Nalls Sherbakoff Group, LLC | 16 | $21 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 23 | $30 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 25 | $33 | 0.00% | +25 | New |
| JPL Wealth Management, LLC | 40 | $53 | 0.00% | +40 | New |
| Transamerica Financial Advisors, Inc. | 42 | $55 | 0.00% | +42 | New |
| SJS Investment Consulting Inc. | 50 | $66 | 0.00% | +50 | New |
| Vanguard National Trust Co | 53 | $70 | 0.00% | +53 | New |
| Gen-Wealth Partners Inc | 70 | $92 | 0.00% | 00.0% | Unchanged |
| C M Bidwell & Associates Ltd | 96 | $127 | 0.00% | 00.0% | Unchanged |
| Medallion Wealth Advisors, LLC | 100 | $132 | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 138 | $183 | 0.00% | +138 | New |
| Twin Peaks Wealth Advisors, LLC | 158 | $209 | 0.00% | +158 | New |
| LRI Investments, LLC | 170 | $224 | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 185 | $244 | 0.00% | +85+85.0% | Added |
| National Bank of Canada | 198 | $259 | 0.00% | +198 | New |
| MAI Capital Management | 226 | $299 | 0.00% | +226 | New |
| VSM Wealth Advisory, LLC | 241 | $318 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 270 | $357 | 0.00% | +166+159.6% | Added |
| Northwestern Mutual Wealth Management Co | 276 | $364 | 0.00% | +176+176.0% | Added |
| US Bancorp | 303 | $400 | 0.00% | 00.0% | Unchanged |
| Cornerstone Financial Management LLC | 377 | $498 | 0.00% | 00.0% | Unchanged |
| Cassaday & Co Wealth Management LLC | 380 | $502 | 0.00% | +380 | New |
| Ancora Advisors, LLC | 430 | $568 | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 644 | $851 | 0.00% | −1,910−74.8% | Reduced |
| Tidemark, LLC | 700 | $924 | 0.00% | 00.0% | Unchanged |
| Smithfield Trust Co | 774 | $1.00K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 819 | $1.08K | 0.00% | +626+324.4% | Added |
| UMA Financial Services, Inc. | 917 | $1.21K | 0.00% | 00.0% | Unchanged |
| Caldwell Sutter Capital, Inc. | 950 | $1.25K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 1,000 | $1.26K | 0.00% | −1,666−62.5% | Reduced |
| Gill Capital Partners, LLC | 977 | $1.29K | 0.00% | +977 | New |
| Stone House Investment Management, LLC | 1,497 | $1.98K | 0.00% | +1,497 | New |
| Keating Financial Advisory Services, Inc. | 1,500 | $1.98K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 1,556 | $2.10K | 0.00% | +1,047+205.7% | Added |
| Dynamic Wealth Strategies, LLC | 1,678 | $2.21K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 1,827 | $2.41K | 0.00% | +1,827 | New |
| Louisbourg Investments Inc. | 1,900 | $2.51K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 2,133 | $2.82K | 0.00% | +121+6.0% | Added |
| Optiver Holding B.V. | 2,140 | $2.83K | 0.00% | +2,140 | New |
| Bryn Mawr Trust Co | 2,500 | $3.30K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 2,785 | $3.68K | 0.00% | +2,785 | New |
| GAMMA Investing LLC | 2,965 | $3.91K | 0.00% | −8,568−74.3% | Reduced |
| Hurley Capital, LLC | 2,976 | $3.93K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 3,101 | $4.09K | 0.00% | +101+3.4% | Added |
| Caitong International Asset Management Co., Ltd | 3,358 | $4.43K | 0.00% | −7,013−67.6% | Reduced |
| Nisa Investment Advisors, LLC | 3,642 | $4.81K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 5,198 | $6.86K | 0.00% | +3,952+317.2% | Added |
| Twin Lakes Capital Management, LLC | 5,669 | $7.48K | 0.00% | −5,888−50.9% | Reduced |
| GF Fund Management Co. Ltd. | 6,705 | $8.85K | 0.00% | +773+13.0% | Added |
| Signaturefd, LLC | 6,957 | $9.18K | 0.00% | −510−6.8% | Reduced |
| Federation des caisses Desjardins du Quebec | 7,500 | $9.90K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 7,928 | $10.5K | 0.00% | +3,877+95.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,146 | $12.1K | 0.00% | −4,436−32.7% | Reduced |
| Sterling Capital Management LLC | 9,203 | $12.1K | 0.00% | −6,713−42.2% | Reduced |
| FNY Investment Advisers, LLC | 10,000 | $13.0K | 0.01% | 00.0% | Unchanged |
| DKM Wealth Management, Inc. | 10,000 | $13.2K | 0.01% | 00.0% | Unchanged |
| Horizon Kinetics Asset Management LLC | 10,551 | $13.9K | 0.00% | −483−4.4% | Reduced |
| Kingsview Wealth Management, LLC | 10,765 | $14.2K | 0.00% | +331+3.2% | Added |
| Brevan Howard Capital Management LP | 10,806 | $14.3K | 0.00% | +10,806 | New |
| Axq Capital, LP | 10,974 | $14.5K | 0.00% | +10,974 | New |
| HighTower Advisors, LLC | 11,287 | $14.9K | 0.00% | +1,184+11.7% | Added |
| CIBC World Markets Inc. | 11,400 | $15.0K | 0.00% | 00.0% | Unchanged |
| Principal Financial Group Inc | 11,998 | $15.8K | 0.00% | −117−1.0% | Reduced |
| Chicago Partners Investment Group LLC | 10,447 | $17.9K | 0.00% | +10,447 | New |
| Brighton Jones LLC | 14,006 | $18.5K | 0.00% | +14,006 | New |
| Hudson Bay Capital Management LP | 14,300 | $18.9K | 0.00% | +14,300 | New |
| CIBC Bancorp USA Inc. | 14,514 | $19.2K | 0.00% | +14,514 | New |
| Quantinno Capital Management LP | 14,655 | $19.3K | 0.00% | +2,430+19.9% | Added |
| California State Teachers Retirement System | 14,943 | $19.7K | 0.00% | −2,055−12.1% | Reduced |
| Polymer Capital Management (US) LLC | 15,300 | $20.2K | 0.00% | −22,258−59.3% | Reduced |
| Merit Financial Group, LLC | 15,567 | $20.5K | 0.00% | +15,567 | New |
| Mirae Asset Global Investments Co., Ltd. | 15,752 | $20.8K | 0.00% | +1,081+7.4% | Added |
| CI Private Wealth, LLC | 16,858 | $21.3K | 0.00% | +16,858 | New |
| Ballentine Partners, LLC | 16,663 | $22.0K | 0.00% | −4,160−20.0% | Reduced |
| GTS Securities LLC | 17,133 | $22.6K | 0.00% | +17,133 | New |
| Royal Bank of Canada | 17,230 | $23.0K | 0.00% | −7,661−30.8% | Reduced |
| Abacus Wealth Partners, LLC | 18,407 | $24.3K | 0.00% | −95,482−83.8% | Reduced |
| Insigneo Advisory Services, LLC | 18,595 | $24.5K | 0.00% | +18,595 | New |
| Essential Partners LLC | 18,615 | $24.6K | 0.01% | +18,615 | New |
| Pallas Capital Advisors LLC | 18,811 | $24.8K | 0.00% | +18,811 | New |
| Krilogy Financial LLC | 15,344 | $25.0K | 0.00% | +15,344 | New |
| Interchange Capital Partners, LLC | 21,400 | $25.3K | 0.01% | +4,587+27.3% | Added |
| Prime Capital Investment Advisors, LLC | 20,279 | $26.8K | 0.00% | −1,694−7.7% | Reduced |
| SVB Capital Management, LLC | 20,586 | $27.2K | 1.31% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 20,984 | $27.7K | 0.00% | +15,613+290.7% | Added |
| Cerity Partners LLC | 21,421 | $28.3K | 0.00% | +21,421 | New |
| Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors | 22,000 | $29.0K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 22,602 | $29.8K | 0.00% | −71,461−76.0% | Reduced |
| Abel Hall, LLC | 22,699 | $30.0K | 0.01% | +6,208+37.6% | Added |
| Ameritas Investment Partners, Inc. | 22,894 | $30.2K | 0.00% | −3,200−12.3% | Reduced |
| Cresset Asset Management, LLC | 23,508 | $31.0K | 0.00% | +553+2.4% | Added |
| Legal & General Group Plc | 24,447 | $32.3K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 24,622 | $32.5K | 0.00% | +24,622 | New |
| Private Advisor Group, LLC | 24,737 | $32.7K | 0.00% | +441+1.8% | Added |