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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.

Institutional holdersQ1 2023: 260 institutions
Q1 2021: 263 institutionsQ2 2021: 261 institutionsQ3 2021: 246 institutionsQ4 2021: 256 institutionsQ1 2022: 250 institutionsQ2 2022: 230 institutionsQ3 2022: 227 institutionsQ4 2022: 237 institutionsQ1 2023: 260 institutionsQ2 2023: 272 institutionsQ3 2023: 275 institutionsQ4 2023: 274 institutionsQ1 2024: 268 institutionsQ2 2024: 229 institutionsQ3 2024: 226 institutionsQ4 2024: 227 institutionsQ1 2025: 225 institutionsQ2 2025: 207 institutionsQ3 2025: 208 institutionsQ4 2025: 216 institutionsQ1 2026: 231 institutionsQ2 2026: 223 institutions
Value heldQ1 2023: $2.93B
Q1 2021: $5.47BQ2 2021: $6.04BQ3 2021: $4.83BQ4 2021: $4.20BQ1 2022: $2.03BQ2 2022: $1.03BQ3 2022: $1.23BQ4 2022: $1.84BQ1 2023: $2.93BQ2 2023: $3.37BQ3 2023: $2.20BQ4 2023: $2.76BQ1 2024: $1.01BQ2 2024: $331.9MQ3 2024: $394.3MQ4 2024: $475.1MQ1 2025: $265.6MQ2 2025: $245.8MQ3 2025: $237.8MQ4 2025: $373.5MQ1 2026: $248.5MQ2 2026: $320.8M
Institutions holding PACB and their total value by quarter
QuarterHoldersValue
Q2 2026223$320.8M
Q1 2026231$248.5M
Q4 2025216$373.5M
Q3 2025208$237.8M
Q2 2025207$245.8M
Q1 2025225$265.6M
Q4 2024227$475.1M
Q3 2024226$394.3M
Q2 2024229$331.9M
Q1 2024268$1.01B
Q4 2023274$2.76B
Q3 2023275$2.20B
Q2 2023272$3.37B
Q1 2023260$2.93B
Q4 2022237$1.84B
Q3 2022227$1.23B
Q2 2022230$1.03B
Q1 2022250$2.03B
Q4 2021256$4.20B
Q3 2021246$4.83B
Q2 2021261$6.04B
Q1 2021263$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.

Institutions holding PACB in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Pathstone Family Office, LLC17,856$206.8K0.00%−2,053−10.3%Reduced
Henshaw Capital LLC18,809$217.8K0.01%00.0%Unchanged
Ambassador Advisors, LLC18,000$218.7K0.05%00.0%Unchanged
Integrated Wealth Concepts LLC18,870$219.0K0.00%+18,870New
Ameritas Investment Partners, Inc.19,891$230.3K0.01%+1,816+10.0%Added
McGuire Investment Group, LLC20,151$233.3K0.05%+2,000+11.0%Added
IHT Wealth Management, LLC20,700$239.7K0.01%00.0%Unchanged
Cubist Systematic Strategies, LLC20,751$240.3K0.00%−4,744−18.6%Reduced
Prime Capital Investment Advisors, LLC21,033$243.6K0.01%+21,033New
Prelude Capital Management, LLC21,677$251.0K0.02%+21,677New
Grey Street Capital, LLC22,000$254.8K0.18%+22,000New
Pictet Asset Management SA23,333$270.2K0.00%00.0%Unchanged
BlueCrest Capital Management Ltd23,400$271.0K0.03%+23,400New
HarbourVest Partners LLC23,484$271.9K0.09%00.0%Unchanged
Capital Impact Advisors, LLC23,575$273.0K0.33%+10,408+79.0%Added
Teacher Retirement System of Texas23,891$277.0K0.00%+994+4.3%Added
Sandbox Financial Partners, LLC24,000$277.9K0.17%00.0%Unchanged
Envestnet Asset Management Inc24,606$284.9K0.00%+1,238+5.3%Added
Ghisallo Capital Management LLC25,000$289.5K0.07%+25,000New
Amalgamated Bank25,151$291.0K0.00%−4,794−16.0%Reduced
Public Employees Retirement Association of Colorado26,468$306.0K0.00%00.0%Unchanged
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors32,051$312.8K0.08%+1,250+4.1%Added
AdvisorNet Financial, Inc28,712$332.5K0.03%+125+0.4%Added
Kula Investments, LLC29,236$338.6K0.08%+17,194+142.8%Added
Snowden Capital Advisors LLC31,641$366.4K0.01%−30,910−49.4%Reduced
Handelsbanken Fonder AB36,100$418.0K0.00%00.0%Unchanged
UBS Group AG36,574$423.5K0.00%−16,261−30.8%Reduced
Tower Research Capital LLC (TRC)37,379$433.0K0.01%+35,503+1,892.5%Added
Banque Cantonale Vaudoise39,046$452.0K0.02%+2,756+7.6%Added
Advisor Group Holdings, Inc.41,723$482.8K0.00%+4,745+12.8%Added
Putnam Investments LLC41,966$486.0K0.00%+41,966New
Oppenheimer & Co Inc43,920$508.6K0.01%−568−1.3%Reduced
ETF Managers Group, LLC47,036$544.7K0.02%+47,036New
ProShare Advisors LLC48,218$558.4K0.00%+437+0.9%Added
Evolution Wealth Advisors, LLC50,000$579.0K0.14%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)51,697$598.7K0.00%+7,773+17.7%Added
Skandinaviska Enskilda Banken AB (publ)53,100$615.0K0.00%+53,100New
Fisher Asset Management, LLC54,882$635.5K0.00%00.0%Unchanged
Clear Harbor Asset Management, LLC57,214$662.5K0.07%+3,662+6.8%Added
Two Sigma Investments, LP59,800$692.5K0.00%00.0%Unchanged
Koss-Olinger Consulting, LLC60,000$695.0K0.09%+60,000New
Great West Life Assurance Co60,111$697.0K0.00%−1,036−1.7%Reduced
Principal Financial Group Inc60,691$702.8K0.00%+12,007+24.7%Added
Y-Intercept (Hong Kong) Ltd60,763$703.6K0.08%+60,763New
Arizona State Retirement System62,240$720.7K0.01%+1,968+3.3%Added
Weiss Multi-Strategy Advisers LLC62,899$728.0K0.02%+12,827+25.6%Added
Seven Grand Managers, LLC64,129$742.6K2.14%+64,129New
DekaBank Deutsche Girozentrale73,300$747.0K0.00%00.0%Unchanged
Seven Eight Capital, LP68,551$793.8K0.17%+68,551New
Axq Capital, LP68,580$794.2K0.32%+68,580New
Archford Capital Strategies, LLC74,239$813.7K0.17%+760+1.0%Added
State Board of Administration of Florida Retirement System71,101$823.4K0.00%00.0%Unchanged
Wells Fargo & Company71,878$832.3K0.00%+35,212+96.0%Added
Jane Street Group, LLC76,382$884.5K0.00%−185,179−70.8%Reduced
AtonRa Partners76,431$885.1K1.29%−10,748−12.3%Reduced
Jennison Associates LLC76,988$891.5K0.00%−1,700−2.2%Reduced
Raymond James & Associates78,382$907.7K0.00%−7,078−8.3%Reduced
Ensign Peak Advisors, Inc81,350$942.0K0.00%00.0%Unchanged
Erste Asset Management GmbH98,500$961.4K0.02%00.0%Unchanged
EAM Investors, LLC85,761$993.1K0.20%+85,761New
Stifel Financial Corp85,963$995.5K0.00%−16,685−16.3%Reduced
Trellus Management Company, LLC88,500$1.02M1.65%+20,000+29.2%Added
HighTower Advisors, LLC89,906$1.04M0.00%+3,183+3.7%Added
STRS Ohio92,100$1.07M0.00%+64,700+236.1%Added
Voya Investment Management LLC92,669$1.07M0.00%+6,082+7.0%Added
Diametric Capital, LP98,692$1.14M0.55%+64,930+192.3%Added
Gabelli Funds LLC100,000$1.16M0.01%00.0%Unchanged
NJ State Employees Deferred Compensation Plan100,000$1.16M0.18%00.0%Unchanged
Janus Henderson Group PLC100,878$1.17M0.00%+63,472+169.7%Added
Duality Advisers, LP104,354$1.21M0.14%+104,354New
Green Alpha Advisors, LLC104,895$1.21M0.85%+437+0.4%Added
Royal Bank of Canada108,453$1.25M0.00%−34,363−24.1%Reduced
BNP Paribas Arbitrage, SA109,041$1.26M0.00%+61,742+130.5%Added
Susquehanna International Group, LLP110,796$1.28M0.00%−128,791−53.8%Reduced
SG Americas Securities, LLC118,969$1.38M0.02%+41,562+53.7%Added
American International Group, Inc.119,546$1.38M0.01%+12,693+11.9%Added
Abacus Planning Group, Inc.120,000$1.39M0.36%00.0%Unchanged
Nordea Investment Management AB135,416$1.45M0.00%+135,416New
MetLife Investment Management130,042$1.51M0.01%+12,183+10.3%Added
Nan Fung Group Holdings Ltd136,655$1.58M1.08%00.0%Unchanged
Jump Financial, LLC143,511$1.66M0.07%+143,511New
Qube Research & Technologies Ltd147,941$1.71M0.01%−531,332−78.2%Reduced
Barclays PLC155,179$1.80M0.00%+28,211+22.2%Added
LPL Financial LLC160,502$1.86M0.00%−44,664−21.8%Reduced
Nisa Investment Advisors, LLC161,718$1.87M0.01%−850−0.5%Reduced
Two Sigma Advisers, LP164,600$1.91M0.00%−22,400−12.0%Reduced
New York State Common Retirement Fund175,324$2.03M0.00%−6,986−3.8%Reduced
Altium Capital Management LP178,000$2.06M1.23%−187,000−51.2%Reduced
State of Wisconsin Investment Board180,488$2.09M0.01%−19,942−9.9%Reduced
Invesco Ltd.187,620$2.17M0.00%−127,861−40.5%Reduced
Deutsche Bank AG211,225$2.45M0.00%−14,646−6.5%Reduced
Schonfeld Strategic Advisors LLC211,338$2.45M0.02%+156,638+286.4%Added
Legal & General Group Plc212,081$2.46M0.00%+22,557+11.9%Added
Credit Suisse AG225,293$2.61M0.00%+9,645+4.5%Added
Harvard Management Co Inc229,144$2.65M0.28%00.0%Unchanged
Alliancebernstein L.P.229,300$2.66M0.00%−10,000−4.2%Reduced
Group One Trading, L.P.246,500$2.85M0.14%+14,950+6.5%Added
State of New Jersey Common Pension Fund D249,088$2.88M0.01%+24,034+10.7%Added
Maven Securities LTD250,000$2.90M0.45%+250,000New
Guggenheim Capital LLC263,384$3.05M0.03%−17,912−6.4%Reduced