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Pacific Biosciences of California (PACB) Institutional Ownership

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$1.16 +0.05 (+4.05%)
As of 03:30 PM Eastern
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Institutional Ownership Changes (13F Filings) for Pacific Biosciences of California (NASDAQ:PACB)

Number of
Institutional Buyers
(last 12 months)
84
Total
Institutional Inflows
(last 12 months)
$116.27M
Number of
Institutional Sellers
(last 12 months)
35
Total
Institutional Outflows
(last 12 months)
$22.86M
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PACB Institutional Buying and Selling by Quarter

Pacific Biosciences of California Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/13/2026Sanctuary Advisors LLC37,458$63K0.0%N/A0.012%
8/13/2026Connor Clark & Lunn Investment Management Ltd.348,324$585K0.0%N/A0.112%
8/13/2026PEAK6 LLC555,552$933K0.0%N/A0.179%
8/13/2026Clear Harbor Asset Management LLC29,900$50K0.0%N/A0.010%
8/12/2026 Ieq Capital LLC123,782$208K0.0%N/A0.040%
8/11/2026 Green Alpha Advisors LLC178,655$300K0.2%N/A0.058%
8/11/2026 Pinegrove Venture Partners LLC20,586$34.58M0.5%N/A0.007%
8/8/2026 Wealthfront Advisers LLC39,511$66K0.0%N/A0.013%
8/7/2026 BlackRock Inc.32,339,550$54.33M0.0%N/A10.412%
8/7/2026 Deutsche Bank AG267,386$449K0.0%N/A0.086%
8/6/2026 Bank of New York Mellon Corp767,567$1.29M0.0%N/A0.247%
8/6/2026 State of Wyoming54,267$91K0.0%N/A0.017%
7/7/2026 Mirador Capital Partners LP342,482$575K0.1%-43.4%0.110%
5/21/2026 Essential Partners LLC18,615$25K0.0%N/A0.006%
5/19/2026Bank of America Corp DE1,666,706$2.20M0.0%-10.1%0.537%
5/14/2026Renaissance Technologies LLC2,489,100$3.29M0.0%-35.4%0.801%
5/14/2026Caxton Associates LLP353,130$466K0.0%-45.0%0.114%
5/14/2026Sei Investments Co.166,823$220K0.0%N/A0.054%
5/14/2026 State of Wyoming55,529$73K0.0%+663.4%0.018%
5/12/2026Himension Capital Singapore PTE. LTD.276,532$365K0.0%N/A0.089%
5/8/2026Amova Asset Management Americas Inc.7,037,987$9.22M0.1%-9.9%2.267%
5/7/2026 Dimensional Fund Advisors LP899,550$1.19M0.0%+177.9%0.290%
5/6/2026 Jennison Associates LLC229,794$303K0.0%N/A0.074%
5/6/2026 SteelPeak Wealth LLC47,872$63K0.0%-41.2%0.015%
5/5/2026 Bank of New York Mellon Corp813,406$1.07M0.0%-2.5%0.262%
4/30/2026Hsbc Holdings PLC248,477$327K0.0%+371.4%0.080%
4/30/2026 Main Street Research LLC152,100$201K0.0%N/A0.049%
4/30/2026 Sumitomo Mitsui Trust Group Inc.7,037,987$9.29M0.0%-9.9%2.267%
4/29/2026 Hartline Investment Corp69,000$91K0.0%+122.6%0.022%
4/18/2026 Bourne Lent Asset Management Inc.951,055$1.26M0.5%-1.7%0.315%
4/17/2026 AdvisorNet Financial Inc142,057$188K0.0%+6.2%0.047%
4/16/2026 SG Americas Securities LLC32,061$42K0.0%-68.2%0.011%
4/16/2026 Kavar Capital Partners Group LLC93,319$123K0.0%N/A0.031%
3/20/2026Hsbc Holdings PLC52,708$98K0.0%N/A0.017%
2/19/2026Invesco Ltd.1,433,011$2.68M0.0%+29.5%0.475%
2/18/2026 Mercer Global Advisors Inc. ADV20,663$39K0.0%+47.9%0.007%
2/18/2026XTX Topco Ltd628,222$1.18M0.0%+5,001.3%0.208%
2/18/2026Polymer Capital Management US LLC37,558$70K0.0%N/A0.012%
2/18/2026 Quadrature Capital Ltd206,410$386K0.0%-41.4%0.068%
2/18/2026Millennium Management LLC4,344,569$8.12M0.0%-11.6%1.439%
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2/18/2026Engineers Gate Manager LP21,471$40K0.0%N/A0.007%
2/18/2026Casdin Capital LLC4,223,767$7.90M0.5%+483.6%1.399%
2/17/2026AQR Capital Management LLC86,964$163K0.0%+69.4%0.029%
2/17/2026Cetera Investment Advisers48,943$92K0.0%-67.4%0.016%
2/17/2026Jump Financial LLC33,746$63K0.0%N/A0.011%
2/17/2026Price T Rowe Associates Inc. MD163,527$306K0.0%+12.1%0.054%
2/17/2026Captrust Financial Advisors42,959$80K0.0%N/A0.014%
2/17/2026Graham Capital Management L.P.188,485$352K0.0%N/A0.062%
2/17/2026Magnetar Financial LLC31,602$59K0.0%N/A0.010%
2/17/2026 Carret Asset Management LLC470,000$879K0.1%+11.9%0.156%
2/16/2026Mariner LLC40,004$75K0.0%+251.0%0.013%
2/16/2026Barclays PLC472,108$883K0.0%+18.1%0.156%
2/13/2026The Manufacturers Life Insurance Company 82,527$154K0.0%-12.1%0.027%
2/13/2026Stifel Financial Corp70,860$133K0.0%+29.5%0.023%
2/13/2026Headlands Technologies LLC733,840$1.37M0.1%N/A0.243%
2/13/2026Charles Schwab Investment Management Inc.2,465,853$4.61M0.0%+1.6%0.817%
2/13/2026Wells Fargo & Company MN314,014$587K0.0%+35.4%0.104%
2/12/2026HRT Financial LP1,363,577$2.55M0.0%N/A0.452%
2/12/2026MetLife Investment Management LLC116,188$217K0.0%-15.1%0.038%
2/12/2026Cibc World Markets Corp18,268$34K0.0%N/A0.006%
2/12/2026Renaissance Technologies LLC3,850,600$7.20M0.0%N/A1.275%
2/12/2026 Dimensional Fund Advisors LP323,749$603K0.0%-10.8%0.107%
2/12/2026 IQ EQ FUND MANAGEMENT IRELAND Ltd1,894,931$3.54M0.2%+47.0%0.628%
2/12/2026 Polen Capital Management LLC137,149$256K0.0%N/A0.045%
2/12/2026 Nuveen LLC848,219$1.59M0.0%+213.9%0.281%
2/11/2026ARK Investment Management LLC37,264,228$69.68M0.5%+20.5%12.343%
2/11/2026 Deutsche Bank AG218,981$409K0.0%+4.8%0.073%
2/11/2026Amova Asset Management Americas Inc.7,808,580$14.60M0.2%-10.0%2.586%
2/11/2026 Outlook Wealth Advisors LLC18,000$34K0.0%N/A0.006%
2/11/2026 LPL Financial LLC274,247$513K0.0%+28.1%0.091%
2/10/2026Goldman Sachs Group Inc.1,378,872$2.58M0.0%+170.7%0.457%
2/10/2026Clear Harbor Asset Management LLC58,710$110K0.0%-53.1%0.019%
2/10/2026 Koss Olinger Consulting LLC2,600,000$4.86M0.4%-21.2%0.861%
2/10/2026 Intech Investment Management LLC123,936$232K0.0%-6.4%0.041%
2/9/2026Geode Capital Management LLC7,078,744$13.24M0.0%+2.5%2.345%
2/6/2026 IFP Advisors Inc52,787$99K0.0%-44.8%0.017%
2/6/2026 ProShare Advisors LLC63,799$119K0.0%+10.2%0.021%
2/5/2026 Abacus Wealth Partners LLC113,889$213K0.0%N/A0.038%
2/2/2026 Benjamin Edwards Inc.121,926$228K0.0%-8.9%0.040%
1/30/2026 Wealthfront Advisers LLC38,041$71K0.0%-57.8%0.013%
1/29/2026UBS Group AG3,171,546$5.93M0.0%+111.8%1.050%
1/27/2026 Private Wealth Partners LLC25,000$47K0.0%N/A0.008%
1/23/2026 Sumitomo Mitsui Trust Group Inc.7,808,580$14.60M0.0%-10.0%2.586%
1/20/2026 SteelPeak Wealth LLC81,422$152K0.0%+172.0%0.027%
1/14/2026 Mirador Capital Partners LP591,005$1.11M0.2%+1.7%0.196%
1/9/2026 SG Americas Securities LLC100,751$188K0.0%+42.6%0.033%
1/7/2026 Green Alpha Advisors LLC183,466$343K0.3%+5.4%0.061%
1/1/2026JPMorgan Chase & Co.468,880$600K0.0%-2.4%0.155%
12/15/2025 Bourne Lent Asset Management Inc.967,055$1.24M0.4%-0.5%0.320%
12/2/2025 IFP Advisors Inc95,612$122K0.0%-35.5%0.032%
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11/21/2025CIBC Bancorp USA Inc.29,435$38K0.0%N/A0.010%
11/19/2025 Caitong International Asset Management Co. Ltd22,776$29K0.0%+891.1%0.008%
11/17/2025 Kestra Private Wealth Services LLC49,900$64K0.0%+78.9%0.017%
11/17/2025Water Island Capital LLC35,754$46K0.0%N/A0.012%
11/17/2025Millennium Management LLC4,916,795$6.29M0.0%+500.9%1.629%
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.325,150$416K0.0%-7.2%0.108%
11/17/2025Brevan Howard Capital Management LP101,957$131K0.0%N/A0.034%
11/17/2025Bank of America Corp DE1,472,690$1.89M0.0%+109.6%0.488%
11/14/2025Creative Planning318,850$408K0.0%+81.5%0.106%
11/14/2025Zacks Investment Management19,170$25K0.0%N/A0.006%


PACB Institutional Ownership - Frequently Asked Questions

During the previous two years, 164 institutional investors and hedge funds held shares of Pacific Biosciences of California. The most heavily invested institutionals were ARK Investment Management LLC ($69.68M), BlackRock Inc. ($54.33M), Softbank Group CORP. ($37.43M), Pinegrove Venture Partners LLC ($34.58M), Vanguard Group Inc. ($20.97M), Edmond DE Rothschild Holding S.A. ($16.57M), and Geode Capital Management LLC ($13.24M).Learn more on Pacific Biosciences of California's institutional investors.

Of the 136 institutional investors that purchased Pacific Biosciences of California's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($32.34M), Softbank Group CORP. ($20.45M), Millennium Management LLC ($10.94M), ARK Investment Management LLC ($9.61M), T. Rowe Price Investment Management Inc. ($4.90M), Renaissance Technologies LLC ($3.85M), and Casdin Capital LLC ($3.50M).

Institutional investors have bought a total of 69,948,846 shares in the last 24 months. This purchase volume represents approximately $116.27M in transactions.

Of the 35 institutional investors that sold Pacific Biosciences of California's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: ARK Investment Management LLC ($5.37M), Amova Asset Management Americas Inc. ($2.18M), Sumitomo Mitsui Trust Group Inc. ($2.18M), Renaissance Technologies LLC ($1.36M), Koss Olinger Consulting LLC ($700K), Vestmark Advisory Solutions Inc. ($692.66K), and Millennium Management LLC ($572.23K).

Institutional investors have sold a total of 16,087,401 shares in the last 24 months. This volume of shares sold represents approximately $22.86M in transactions.


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Institutional ownership data for NASDAQ:PACB is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/13/2026. New 13F filings are added each quarter as they're published.
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