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 2023
Institutional positions in Pacific Biosciences of California, Inc. as of Mar 31, 2023. 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
- 260
- +25 vs. Q4 2022
- Shares held
- 253.4M
- +28.6M (+12.7%) vs. Q4 2022
- Total value
- $2.93B
- +$1.09B (+59.4%) vs. Q4 2022
- New holders
- 54
- 86 more added
- Sold out
- 29
- 60 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Pacific Biosciences of California, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| ARK Investment Management LLCSuperinvestorARK Invest | 27,753,679 | $321.4M | 2.21% | +2,061,998+8.0% | Added |
| Vanguard Group Inc | 22,275,690 | $258.0M | 0.01% | +1,996,655+9.8% | Added |
| BlackRock Inc. | 20,201,900 | $233.9M | 0.01% | +1,666,520+9.0% | Added |
| Madrone Advisors, LLC | 16,415,933 | $190.1M | 35.03% | 00.0% | Unchanged |
| Sumitomo Mitsui Trust Holdings, Inc. | 14,006,515 | $162.2M | 0.12% | −159,678−1.1% | Reduced |
| Nikko Asset Management Americas, Inc. | 14,006,515 | $159.4M | 1.84% | −159,678−1.1% | Reduced |
| Jackson Square Partners, LLC | 12,097,961 | $140.1M | 3.79% | −2,907,216−19.4% | Reduced |
| Point72 Asset Management, L.P. | 7,289,368 | $84.4M | 0.30% | +1,957,373+36.7% | Added |
| Bellevue Group AG | 7,026,106 | $81.4M | 1.18% | +547,181+8.4% | Added |
| Farallon Capital Management, L.L.C. | 6,355,120 | $73.6M | 0.45% | +2,350,720+58.7% | Added |
| T. Rowe Price Investment Management, Inc. | 5,420,563 | $62.8M | 0.05% | −649,976−10.7% | Reduced |
| State Street Corp | 5,362,819 | $62.1M | 0.00% | +135,323+2.6% | Added |
| Citadel Advisors LLC | 5,048,972 | $58.5M | 0.06% | +472,312+10.3% | Added |
| Geode Capital Management, LLC | 4,731,109 | $54.8M | 0.01% | +561,499+13.5% | Added |
| FMR LLC | 4,368,167 | $50.6M | 0.00% | +4,217,484+2,798.9% | Added |
| Capital International Investors | 4,215,801 | $48.8M | 0.01% | −1,883,880−30.9% | Reduced |
| Macquarie Group Ltd | 4,013,617 | $46.5M | 0.06% | +1,0930.0% | Added |
| Avidity Partners Management LP | 3,812,600 | $44.1M | 1.47% | +3,812,600 | New |
| Price T Rowe Associates Inc | 3,641,812 | $42.2M | 0.01% | +216,045+6.3% | Added |
| Dimensional Fund Advisors LP | 3,585,373 | $41.5M | 0.01% | +2,307,025+180.5% | Added |
| Deep Track Capital, LP | 3,504,390 | $40.6M | 1.73% | +3,504,390 | New |
| Lord, Abbett & Co. LLC | 3,432,004 | $39.7M | 0.14% | −780,131−18.5% | Reduced |
| Capital World Investors | 3,390,000 | $39.3M | 0.01% | 00.0% | Unchanged |
| Northern Trust Corp | 2,539,142 | $29.4M | 0.01% | +140,999+5.9% | Added |
| Goldman Sachs Group Inc | 2,319,292 | $26.9M | 0.01% | −220,869−8.7% | Reduced |
| Iron Triangle Partners LP | 2,300,000 | $26.6M | 3.84% | +600,000+35.3% | Added |
| SEI Investments Co | 2,156,166 | $25.0M | 0.05% | −495,421−18.7% | Reduced |
| Morgan Stanley | 2,054,528 | $23.8M | 0.00% | +773,836+60.4% | Added |
| Oracle Investment Management Inc | 2,015,495 | $23.3M | 23.02% | −139,312−6.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,740,409 | $20.2M | 0.01% | +160,015+10.1% | Added |
| Voloridge Investment Management, LLC | 1,715,406 | $19.9M | 0.10% | +1,523,472+793.7% | Added |
| Victory Capital Management Inc | 1,651,789 | $19.1M | 0.02% | +1,628,823+7,092.3% | Added |
| Bank of New York Mellon Corp | 1,494,906 | $17.3M | 0.00% | +530,864+55.1% | Added |
| Ameriprise Financial Inc | 1,473,192 | $17.1M | 0.01% | −142,435−8.8% | Reduced |
| Decheng Capital Management III (Cayman), LLC | 1,463,872 | $17.0M | 6.84% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 1,361,823 | $15.8M | 0.04% | +4000.0% | Added |
| Artisan Partners Limited Partnership | 1,303,776 | $15.1M | 0.03% | +655,337+101.1% | Added |
| JPMorgan Chase & Co | 1,208,876 | $14.0M | 0.00% | +392,455+48.1% | Added |
| Norges Bank | 1,188,821 | $13.8M | 0.00% | −508,706−30.0% | Reduced |
| Baker Bros. Advisors LP | 1,127,782 | $13.1M | 0.07% | 00.0% | Unchanged |
| Braidwell LP | 1,097,300 | $12.7M | 0.42% | +1,097,300 | New |
| Alyeska Investment Group, L.P. | 1,084,384 | $12.6M | 0.11% | +1,084,384 | New |
| Senator Investment Group LP | 1,000,000 | $11.6M | 0.64% | 00.0% | Unchanged |
| Blackstone Group Inc. | 1,000,000 | $11.6M | 0.05% | +1,000,000 | New |
| Ardsley Advisory Partners LP | 906,000 | $10.5M | 2.30% | +1,000+0.1% | Added |
| Bank of America Corp | 839,887 | $9.73M | 0.00% | +303,904+56.7% | Added |
| Granahan Investment Management Inc | 766,127 | $8.87M | 0.27% | +88,969+13.1% | Added |
| Polar Asset Management Partners Inc. | 661,700 | $7.66M | 0.14% | +661,700 | New |
| Nuveen Asset Management, LLC | 657,798 | $7.62M | 0.00% | −47,309−6.7% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 650,000 | $7.53M | 0.17% | +650,000 | New |
| D. E. Shaw & Co., Inc. | 615,251 | $7.12M | 0.01% | +356,578+137.8% | Added |
| Woodline Partners LP | 607,934 | $7.04M | 0.10% | +607,934 | New |
| Bourne Lent Asset Management Inc | 591,450 | $6.85M | 2.59% | 00.0% | Unchanged |
| Swiss National Bank | 463,646 | $5.37M | 0.00% | −52,100−10.1% | Reduced |
| Rhumbline Advisers | 403,505 | $4.67M | 0.01% | +44,460+12.4% | Added |
| TD Asset Management Inc | 400,372 | $4.64M | 0.01% | +33,794+9.2% | Added |
| UBS Asset Management Americas Inc | 290,689 | $3.37M | 0.00% | +14,693+5.3% | Added |
| California State Teachers Retirement System | 280,859 | $3.25M | 0.00% | +4,969+1.8% | Added |
| Manufacturers Life Insurance Company, The | 273,376 | $3.17M | 0.00% | +20,047+7.9% | Added |
| Brookfield Asset Management Inc. | 267,584 | $3.10M | 0.01% | +267,584 | New |
| Guggenheim Capital LLC | 263,384 | $3.05M | 0.03% | −17,912−6.4% | Reduced |
| Maven Securities LTD | 250,000 | $2.90M | 0.45% | +250,000 | New |
| State of New Jersey Common Pension Fund D | 249,088 | $2.88M | 0.01% | +24,034+10.7% | Added |
| Group One Trading, L.P. | 246,500 | $2.85M | 0.14% | +14,950+6.5% | Added |
| Alliancebernstein L.P. | 229,300 | $2.66M | 0.00% | −10,000−4.2% | Reduced |
| Harvard Management Co Inc | 229,144 | $2.65M | 0.28% | 00.0% | Unchanged |
| Credit Suisse AG | 225,293 | $2.61M | 0.00% | +9,645+4.5% | Added |
| Legal & General Group Plc | 212,081 | $2.46M | 0.00% | +22,557+11.9% | Added |
| Schonfeld Strategic Advisors LLC | 211,338 | $2.45M | 0.02% | +156,638+286.4% | Added |
| Deutsche Bank AG | 211,225 | $2.45M | 0.00% | −14,646−6.5% | Reduced |
| Invesco Ltd. | 187,620 | $2.17M | 0.00% | −127,861−40.5% | Reduced |
| State of Wisconsin Investment Board | 180,488 | $2.09M | 0.01% | −19,942−9.9% | Reduced |
| Altium Capital Management LP | 178,000 | $2.06M | 1.23% | −187,000−51.2% | Reduced |
| New York State Common Retirement Fund | 175,324 | $2.03M | 0.00% | −6,986−3.8% | Reduced |
| Two Sigma Advisers, LP | 164,600 | $1.91M | 0.00% | −22,400−12.0% | Reduced |
| Nisa Investment Advisors, LLC | 161,718 | $1.87M | 0.01% | −850−0.5% | Reduced |
| LPL Financial LLC | 160,502 | $1.86M | 0.00% | −44,664−21.8% | Reduced |
| Barclays PLC | 155,179 | $1.80M | 0.00% | +28,211+22.2% | Added |
| Qube Research & Technologies Ltd | 147,941 | $1.71M | 0.01% | −531,332−78.2% | Reduced |
| Jump Financial, LLC | 143,511 | $1.66M | 0.07% | +143,511 | New |
| Nan Fung Group Holdings Ltd | 136,655 | $1.58M | 1.08% | 00.0% | Unchanged |
| MetLife Investment Management | 130,042 | $1.51M | 0.01% | +12,183+10.3% | Added |
| Nordea Investment Management AB | 135,416 | $1.45M | 0.00% | +135,416 | New |
| Abacus Planning Group, Inc. | 120,000 | $1.39M | 0.36% | 00.0% | Unchanged |
| American International Group, Inc. | 119,546 | $1.38M | 0.01% | +12,693+11.9% | Added |
| SG Americas Securities, LLC | 118,969 | $1.38M | 0.02% | +41,562+53.7% | Added |
| Susquehanna International Group, LLP | 110,796 | $1.28M | 0.00% | −128,791−53.8% | Reduced |
| BNP Paribas Arbitrage, SA | 109,041 | $1.26M | 0.00% | +61,742+130.5% | Added |
| Royal Bank of Canada | 108,453 | $1.25M | 0.00% | −34,363−24.1% | Reduced |
| Green Alpha Advisors, LLC | 104,895 | $1.21M | 0.85% | +437+0.4% | Added |
| Duality Advisers, LP | 104,354 | $1.21M | 0.14% | +104,354 | New |
| Janus Henderson Group PLC | 100,878 | $1.17M | 0.00% | +63,472+169.7% | Added |
| Gabelli Funds LLC | 100,000 | $1.16M | 0.01% | 00.0% | Unchanged |
| NJ State Employees Deferred Compensation Plan | 100,000 | $1.16M | 0.18% | 00.0% | Unchanged |
| Diametric Capital, LP | 98,692 | $1.14M | 0.55% | +64,930+192.3% | Added |
| Voya Investment Management LLC | 92,669 | $1.07M | 0.00% | +6,082+7.0% | Added |
| STRS Ohio | 92,100 | $1.07M | 0.00% | +64,700+236.1% | Added |
| HighTower Advisors, LLC | 89,906 | $1.04M | 0.00% | +3,183+3.7% | Added |
| Trellus Management Company, LLC | 88,500 | $1.02M | 1.65% | +20,000+29.2% | Added |
| Stifel Financial Corp | 85,963 | $995.5K | 0.00% | −16,685−16.3% | Reduced |