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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 2022

Institutional positions in Pacific Biosciences of California, Inc. as of Mar 31, 2022. 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
250
−4 vs. Q4 2021
Shares held
223.1M
+17.8M (+8.7%) vs. Q4 2021
Total value
$2.03B
−$2.17B (−51.6%) vs. Q4 2021
New holders
44
93 more added
Sold out
48
70 more reduced

2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 2022: 250 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 2022: $2.03B
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 2022

Shares, value and share of portfolio for each institution holding Pacific Biosciences of California, Inc.; share changes are against Q4 2021.

Institutions holding PACB in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Rockefeller Capital Management L.P.76,896$699.0K0.00%+76,582+24,389.2%Added
Snowden Capital Advisors LLC76,669$697.0K0.03%+12,867+20.2%Added
Archford Capital Strategies, LLC73,295$693.0K0.15%+1,458+2.0%Added
Allspring Global Investments Holdings, LLC74,520$678.0K0.00%+250.0%Added
State Board of Administration of Florida Retirement System71,091$647.0K0.00%00.0%Unchanged
ProShare Advisors LLC64,372$586.0K0.00%−14,651−18.5%Reduced
Royal Bank of Canada62,846$572.0K0.00%+768+1.2%Added
AtonRa Partners59,204$539.0K0.29%−9,891−14.3%Reduced
Arizona State Retirement System56,650$516.0K0.00%+5,768+11.3%Added
Fisher Asset Management, LLC54,882$499.0K0.00%−100.0%Reduced
Erste Asset Management GmbH48,500$468.0K0.01%+48,500New
Walleye Capital LLC51,225$466.0K0.01%+41,272+414.7%Added
Sciencast Management LP54,173$461.0K0.11%+25,255+87.3%Added
Evolution Wealth Advisors, LLC50,000$455.0K0.09%00.0%Unchanged
Parametrica Management Ltd49,568$451.0K0.33%+49,568New
B. Metzler seel. Sohn & Co. AG48,521$442.0K0.01%+48,521New
BNP Paribas Arbitrage, SA48,550$441.8K0.00%−33,385−40.7%Reduced
Cresset Asset Management, LLC48,057$437.0K0.00%−2,932−5.8%Reduced
Commonwealth Equity Services, LLC47,836$435.0K0.00%−2,105−4.2%Reduced
Principal Financial Group Inc47,379$431.0K0.00%−857−1.8%Reduced
Ensign Peak Advisors, Inc45,150$411.0K0.00%00.0%Unchanged
Sit Investment Associates Inc43,450$395.0K0.01%−38,100−46.7%Reduced
Teacher Retirement System of Texas43,234$393.0K0.00%+6,223+16.8%Added
Citigroup Inc42,281$384.0K0.00%−44,885−51.5%Reduced
Trellus Management Company, LLC40,000$364.0K0.45%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)39,931$363.0K0.00%−2,497−5.9%Reduced
Grosvenor Holdings, L.L.C.39,037$355.0K0.07%+39,037New
Janus Henderson Group PLC37,444$340.0K0.00%+130.0%Added
Green Alpha Advisors, LLC35,804$326.0K0.22%+7,757+27.7%Added
Carnegie Capital Asset Management, LLC35,750$325.0K0.01%−4,922−12.1%Reduced
Quantbot Technologies LP35,793$325.0K0.03%+33,415+1,405.2%Added
Profund Advisors LLC33,233$302.0K0.01%−3,672−9.9%Reduced
Virtu Financial LLC32,613$297.0K0.02%+10,133+45.1%Added
AlphaCrest Capital Management LLC31,382$286.0K0.02%+31,382New
Panagora Asset Management Inc31,351$285.0K0.00%−14,612−31.8%Reduced
American Portfolios Advisors30,469$277.3K0.01%+2,313+8.2%Added
ExodusPoint Capital Management, LP30,141$274.0K0.00%+20,031+198.1%Added
Water Island Capital LLC30,000$273.0K0.01%+30,000New
Weiss Multi-Strategy Advisers LLC29,815$271.0K0.01%+3,930+15.2%Added
Handelsbanken Fonder AB29,400$268.0K0.00%−10,900−27.0%Reduced
Ameriprise Financial Inc28,649$260.0K0.00%−2,474,038−98.9%Reduced
Amalgamated Bank27,233$248.0K0.00%−2,096−7.1%Reduced
Amalgamated Financial Corp.27,233$248.0K0.00%+27,233New
Pictet & Cie (Europe) SA26,789$244.0K0.01%+2,396+9.8%Added
AdvisorNet Financial, Inc26,672$243.0K0.02%00.0%Unchanged
Public Employees Retirement Association of Colorado26,468$241.0K0.00%00.0%Unchanged
US Bancorp25,761$234.0K0.00%+2,469+10.6%Added
Laurel Wealth Advisors, Inc.25,243$230.0K0.02%00.0%Unchanged
Sandbox Financial Partners, LLC24,000$218.0K0.12%00.0%Unchanged
HarbourVest Partners LLC23,484$214.0K0.04%00.0%Unchanged
Oppenheimer & Co Inc22,125$201.0K0.00%00.0%Unchanged
Los Angeles Capital Management LLC22,061$201.0K0.00%00.0%Unchanged
Private Advisor Group, LLC19,546$178.0K0.00%+59+0.3%Added
Envestnet Asset Management Inc19,452$177.0K0.00%−573−2.9%Reduced
Baird Financial Group, Inc.19,204$175.0K0.00%+7,827+68.8%Added
Henshaw Capital LLC18,809$171.2K0.01%+18,809New
Ford Foundation18,787$171.0K0.25%−9,394−33.3%Reduced
Wedbush Securities Inc18,730$170.0K0.01%−2,215−10.6%Reduced
McGuire Investment Group, LLC18,151$165.0K0.03%+18,151New
Ambassador Advisors, LLC18,000$164.0K0.03%+5,000+38.5%Added
IHT Wealth Management, LLC17,700$161.0K0.01%00.0%Unchanged
Susquehanna International Group, LLP16,061$146.0K0.00%−84,826−84.1%Reduced
Cim Investment Mangement Inc15,582$142.0K0.05%+15,582New
Axxcess Wealth Management, LLC15,419$140.0K0.01%−2,326−13.1%Reduced
Beacon Investment Advisory Services, Inc.15,334$140.0K0.01%−479−3.0%Reduced
Paloma Partners Management Co15,186$138.0K0.01%+15,186New
Prudential Financial Inc15,075$137.0K0.00%+353+2.4%Added
Ameritas Investment Partners, Inc.14,908$136.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)14,936$136.0K0.00%+5,639+60.7%Added
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors14,754$134.0K0.03%+101+0.7%Added
Victory Capital Management Inc20,647$131.0K0.00%−10,684−34.1%Reduced
Twin Lakes Capital Management, LLC14,270$130.0K0.07%+929+7.0%Added
Franklin Resources Inc13,446$123.0K0.00%−9,215−40.7%Reduced
Clearwater Capital Advisors, LLC13,304$121.0K0.01%+2,910+28.0%Added
Campbell & CO Investment Adviser LLC13,176$120.0K0.03%+13,176New
FDx Advisors, Inc.12,811$117.0K0.00%+12,811New
Astrantus Ltd12,700$116.0K0.20%+12,700New
Aigen Investment Management, LP12,218$111.0K0.02%+2,073+20.4%Added
Horizon Kinetics Asset Management LLC12,000$109.0K0.00%00.0%Unchanged
Portland Investment Counsel Inc.11,925$109.0K0.06%+11,925New
Orin Green Financial, LLC12,000$109.0K0.07%+12,000New
Metropolitan Life Insurance Co11,944$108.7K0.00%−39,486−76.8%Reduced
Cutler Group LP11,534$104.0K0.01%+1,520+15.2%Added
Ieq Capital, LLC11,424$104.0K0.00%+11,424New
Integrity Advisory, LLC11,271$103.0K0.10%+11,271New
Interchange Capital Partners, LLC11,219$102.0K0.10%+11,219New
Great West Life Assurance Co10,485$101.0K0.00%+154+1.5%Added
Avestar Capital, LLC11,010$100.0K0.02%+11,010New
Mackenzie Financial Corp10,914$99.0K0.00%+283+2.7%Added
Capstone Investment Advisors, LLC10,498$96.0K0.00%+10,498New
Essex Investment Management Co LLC10,407$95.0K0.01%+1,349+14.9%Added
Pathstone Family Office, LLC10,304$94.0K0.00%−37−0.4%Reduced
Janney Montgomery Scott LLC10,030$91.0K0.00%−18,592−65.0%Reduced
Foundations Investment Advisors, LLC10,441$79.0K0.00%−247−2.3%Reduced
Shell Asset Management Co8,511$77.0K0.00%−1,223−12.6%Reduced
Nisa Investment Advisors, LLC6,805$62.0K0.00%+280+4.3%Added
Manchester Capital Management LLC5,508$50.0K0.01%+147+2.7%Added
Simplex Trading, LLC5,150$46.0K0.00%−8,347−61.8%Reduced
Covington Capital Management4,975$45.0K0.00%00.0%Unchanged
Smithfield Trust Co4,862$44.0K0.00%00.0%Unchanged