Skip to main content

Personalis, Inc.

PSNL
Exchange
Nasdaq
Industry
Services-Medical Laboratories
SEC CIK
0001527753

In the last 90 days, Personalis, Inc. insiders filed 0 open-market purchases and 6 sales; 158 institutions reported holding it in 13F filings for Q2 2026, worth $1.14B in total; ARK Invest is the only superinvestor holding it.

13F holders, Q3 2021

Institutional positions in Personalis, Inc. as of Sep 30, 2021. 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
120
−16 vs. Q2 2021
Shares held
31.4M
−533.7K (−1.7%) vs. Q2 2021
Total value
$604.2M
−$203.7M (−25.2%) vs. Q2 2021
New holders
9
48 more added
Sold out
25
37 more reduced

Compare with Q2 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PSNL 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 holdersQ3 2021: 120 institutions
Q1 2021: 134 institutionsQ2 2021: 136 institutionsQ3 2021: 120 institutionsQ4 2021: 108 institutionsQ1 2022: 125 institutionsQ2 2022: 99 institutionsQ3 2022: 81 institutionsQ4 2022: 80 institutionsQ1 2023: 63 institutionsQ2 2023: 66 institutionsQ3 2023: 63 institutionsQ4 2023: 69 institutionsQ1 2024: 71 institutionsQ2 2024: 69 institutionsQ3 2024: 83 institutionsQ4 2024: 107 institutionsQ1 2025: 104 institutionsQ2 2025: 105 institutionsQ3 2025: 109 institutionsQ4 2025: 126 institutionsQ1 2026: 140 institutionsQ2 2026: 158 institutions
Value heldQ3 2021: $604.2M
Q1 2021: $763.1MQ2 2021: $807.9MQ3 2021: $604.2MQ4 2021: $456.2MQ1 2022: $265.3MQ2 2022: $105.6MQ3 2022: $83.9MQ4 2022: $55.0MQ1 2023: $75.0MQ2 2023: $49.0MQ3 2023: $30.0MQ4 2023: $46.1MQ1 2024: $33.2MQ2 2024: $25.7MQ3 2024: $157.6MQ4 2024: $298.2MQ1 2025: $192.4MQ2 2025: $396.6MQ3 2025: $421.8MQ4 2025: $644.8MQ1 2026: $538.8MQ2 2026: $1.14B
Institutions holding PSNL and their total value by quarter
QuarterHoldersValue
Q2 2026158$1.14B
Q1 2026140$538.8M
Q4 2025126$644.8M
Q3 2025109$421.8M
Q2 2025105$396.6M
Q1 2025104$192.4M
Q4 2024107$298.2M
Q3 202483$157.6M
Q2 202469$25.7M
Q1 202471$33.2M
Q4 202369$46.1M
Q3 202363$30.0M
Q2 202366$49.0M
Q1 202363$75.0M
Q4 202280$55.0M
Q3 202281$83.9M
Q2 202299$105.6M
Q1 2022125$265.3M
Q4 2021108$456.2M
Q3 2021120$604.2M
Q2 2021136$807.9M
Q1 2021134$763.1M

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding Personalis, Inc.; share changes are against Q2 2021.

Institutions holding PSNL in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
ARK Investment Management LLCSuperinvestorARK Invest5,165,360$99.4M0.24%+223,396+4.5%Added
JPMorgan Chase & Co4,356,423$83.8M0.01%+262,127+6.4%Added
BlackRock Inc.3,531,961$68.0M0.00%+45,996+1.3%Added
Vanguard Group Inc1,934,400$37.2M0.00%+116,022+6.4%Added
Swedbank AB1,297,386$25.0M0.05%−50.0%Reduced
Marshall Wace, LLP1,292,248$24.9M0.12%−1,979−0.2%Reduced
Sumitomo Mitsui Trust Holdings, Inc.1,085,026$20.9M0.01%+2,111+0.2%Added
Nikko Asset Management Americas, Inc.1,085,026$20.5M0.09%+12,309+1.1%Added
Wellington Shields & Co., LLC920,478$17.7M6.18%00.0%Unchanged
Wellington Shields Capital Management, LLC910,786$17.5M2.39%+701+0.1%Added
State Street Corp645,013$12.4M0.00%+38,139+6.3%Added
Geode Capital Management, LLC571,369$11.0M0.00%+27,419+5.0%Added
Renaissance Technologies LLC487,713$9.38M0.01%+13,913+2.9%Added
Pura Vida Investments, LLC479,651$9.23M0.70%+4,643+1.0%Added
State of Michigan Retirement System443,798$8.54M0.05%00.0%Unchanged
Two Sigma Advisers, LP426,600$8.21M0.02%−77,300−15.3%Reduced
Two Sigma Investments, LP420,255$8.09M0.02%−15,376−3.5%Reduced
Northern Trust Corp364,136$7.01M0.00%+3,503+1.0%Added
Candriam Luxembourg S.C.A.341,867$6.58M0.04%+20,000+6.2%Added
Alyeska Investment Group, L.P.334,826$6.44M0.08%−100,000−23.0%Reduced
Pier Capital, LLC302,786$5.83M0.60%−7,830−2.5%Reduced
Morgan Stanley296,770$5.71M0.00%−262,571−46.9%Reduced
Pacific Heights Asset Management LLC260,000$5.00M0.47%+50,000+23.8%Added
Monarch Partners Asset Management LLC259,397$4.99M0.73%+170,187+190.8%Added
Charles Schwab Investment Management Inc249,801$4.81M0.00%+44,428+21.6%Added
Citadel Advisors LLC233,148$4.49M0.00%−20,041−7.9%Reduced
Nordea Investment Management AB218,834$4.13M0.01%00.0%Unchanged
Millennium Management LLC213,216$4.10M0.01%+79,053+58.9%Added
Goldman Sachs Group Inc210,059$4.04M0.00%+65,842+45.7%Added
Mirae Asset Global Investments Co., Ltd.191,629$3.69M0.01%−36,775−16.1%Reduced
Nuveen Asset Management, LLC153,471$3.44M0.00%+3,534+2.4%Added
Point72 Asset Management, L.P.160,841$3.10M0.01%+160,841New
Fred Alger Management, LLC151,469$2.91M0.01%−129,400−46.1%Reduced
Gabelli Funds LLC126,071$2.43M0.02%00.0%Unchanged
Bank of New York Mellon Corp124,962$2.40M0.00%+16,174+14.9%Added
Voloridge Investment Management, LLC124,164$2.39M0.02%−113,368−47.7%Reduced
Principal Financial Group Inc114,428$2.20M0.00%−2,199−1.9%Reduced
Dimensional Fund Advisors LP106,459$2.05M0.00%−282,250−72.6%Reduced
Norges Bank99,800$1.92M0.00%−93,100−48.3%Reduced
Ameriprise Financial Inc88,043$1.69M0.00%+17,734+25.2%Added
Shelton Capital Management85,000$1.64M0.06%+35,000+70.0%Added
Royal Bank of Canada80,846$1.55M0.00%−2,013−2.4%Reduced
Bank of Montreal73,990$1.40M0.00%−3,692−4.8%Reduced
Swiss National Bank72,200$1.39M0.00%00.0%Unchanged
Engineers Gate Manager LP72,083$1.39M0.08%+22,900+46.6%Added
Susquehanna Fundamental Investments, LLC65,554$1.26M0.02%+21,737+49.6%Added
Bank of America Corp53,281$1.03M0.00%−23,820−30.9%Reduced
Gsa Capital Partners LLP49,364$950.0K0.10%+40,848+479.7%Added
Rhumbline Advisers48,349$930.0K0.00%+1,642+3.5%Added
California State Teachers Retirement System46,177$888.0K0.00%−2,916−5.9%Reduced
Wells Fargo & Company43,817$843.0K0.00%−1,675−3.7%Reduced
Raymond James & Associates43,088$829.0K0.00%+2,191+5.4%Added
UBS Asset Management Americas Inc39,336$756.8K0.00%−615−1.5%Reduced
Cubist Systematic Strategies, LLC37,495$721.0K0.01%−23,955−39.0%Reduced
Citigroup Inc35,631$686.0K0.00%−124,338−77.7%Reduced
Deutsche Bank AG33,544$645.0K0.00%−2,832−7.8%Reduced
Alliancebernstein L.P.33,500$645.0K0.00%00.0%Unchanged
Algert Global LLC33,036$636.0K0.08%+17,118+107.5%Added
PDT Partners, LLC31,321$603.0K0.04%−145,079−82.2%Reduced
Barclays PLC28,920$556.0K0.00%+6,957+31.7%Added
SG Americas Securities, LLC26,753$515.0K0.00%+26,753New
Green Alpha Advisors, LLC26,086$502.0K0.35%+2,549+10.8%Added
New York State Common Retirement Fund25,756$496.0K0.00%−4,953−16.1%Reduced
Board of Trustees of The Leland Stanford Junior University25,262$486.0K0.04%00.0%Unchanged
Credit Suisse AG25,112$485.0K0.00%+7,378+41.6%Added
Panagora Asset Management Inc24,242$466.0K0.00%00.0%Unchanged
Skandinaviska Enskilda Banken AB (publ)22,821$439.0K0.00%00.0%Unchanged
DekaBank Deutsche Girozentrale23,800$434.0K0.00%00.0%Unchanged
Ieq Capital, LLC22,024$423.0K0.01%+22,024New
First Trust Advisors LP20,315$391.0K0.00%−2,779−12.0%Reduced
American International Group, Inc.19,710$379.0K0.00%−239−1.2%Reduced
Manufacturers Life Insurance Company, The19,442$374.0K0.00%−909−4.5%Reduced
IndexIQ Advisors LLC18,269$351.0K0.01%+1,830+11.1%Added
PEAK6 Investments LLC17,951$345.0K0.01%+734+4.3%Added
Invesco Ltd.17,720$340.0K0.00%+1,971+12.5%Added
Parallel Advisors, LLC16,544$318.0K0.01%+22+0.1%Added
Hoylecohen, LLC15,373$296.0K0.03%00.0%Unchanged
Susquehanna International Group, LLP14,840$286.0K0.00%−12,431−45.6%Reduced
STRS Ohio14,600$280.0K0.00%−1,300−8.2%Reduced
State Board of Administration of Florida Retirement System14,250$274.0K0.00%00.0%Unchanged
ProShare Advisors LLC14,101$271.0K0.00%−3,025−17.7%Reduced
Voya Investment Management LLC13,941$268.0K0.00%00.0%Unchanged
Legal & General Group Plc13,861$268.0K0.00%+6,477+87.7%Added
Caption Management, LLC13,500$260.0K0.02%+500+3.8%Added
Parametric Portfolio Associates LLC13,473$259.0K0.00%−4,850−26.5%Reduced
MetLife Investment Management13,385$257.5K0.00%00.0%Unchanged
Russell Investments Group, Ltd.12,700$244.0K0.00%+12,700New
Zurcher Kantonalbank (Zurich Cantonalbank)11,683$225.0K0.00%−20.0%Reduced
Gladstone Institutional Advisory LLC11,500$221.0K0.02%00.0%Unchanged
Vigilare Wealth Management10,440$201.0K0.12%+540+5.5%Added
AQR Capital Management LLC10,277$198.0K0.00%+10,277New
Metropolitan Life Insurance Co10,248$197.2K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA9,057$174.3K0.00%+5,178+133.5%Added
Quantbot Technologies LP8,500$163.0K0.01%+8,500New
Dark Forest Capital Management LP5,393$104.0K0.04%+4,909+1,014.3%Added
UBS Group AG4,962$95.0K0.00%−214−4.1%Reduced
Exane Derivatives4,134$79.5K0.02%+1,613+64.0%Added
Advisor Group Holdings, Inc.3,920$75.0K0.00%+1,142+41.1%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main3,747$72.1K0.00%00.0%Unchanged
Point72 Hong Kong Ltd3,515$68.0K0.01%+226+6.9%Added