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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, Q1 2022

Institutional positions in Personalis, 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
125
+17 vs. Q4 2021
Shares held
32.5M
+321.3K (+1.0%) vs. Q4 2021
Total value
$265.3M
−$190.9M (−41.8%) vs. Q4 2021
New holders
27
37 more added
Sold out
10
43 more reduced

Compare with Q4 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 holdersQ1 2022: 125 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 heldQ1 2022: $265.3M
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, Q1 2022

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

Institutions holding PSNL in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
ARK Investment Management LLCSuperinvestorARK Invest5,184,784$42.5M0.18%+296,669+6.1%Added
BlackRock Inc.4,538,555$37.2M0.00%+149,222+3.4%Added
JPMorgan Chase & Co4,250,205$34.8M0.00%−30,178−0.7%Reduced
Vanguard Group Inc2,055,668$16.8M0.00%−18,855−0.9%Reduced
Swedbank AB1,397,250$11.4M0.02%+50,000+3.7%Added
Millennium Management LLC1,243,669$10.2M0.01%−107,183−7.9%Reduced
Sumitomo Mitsui Trust Holdings, Inc.1,001,424$8.20M0.01%−78,716−7.3%Reduced
Alyeska Investment Group, L.P.957,676$7.84M0.09%+202,592+26.8%Added
Wellington Shields & Co., LLC920,478$7.54M2.48%00.0%Unchanged
Nikko Asset Management Americas, Inc.1,001,424$7.53M0.06%−78,716−7.3%Reduced
Wellington Shields Capital Management, LLC909,865$7.45M0.82%−13,125−1.4%Reduced
State Street Corp729,076$5.97M0.00%+32,042+4.6%Added
Geode Capital Management, LLC646,968$5.30M0.00%−2,406−0.4%Reduced
Ameriprise Financial Inc445,838$3.65M0.00%−6,702−1.5%Reduced
State of Michigan Retirement System443,798$3.63M0.02%00.0%Unchanged
Marshall Wace, LLP391,271$3.20M0.01%−370,054−48.6%Reduced
Northern Trust Corp350,136$2.87M0.00%−6,809−1.9%Reduced
Pacific Heights Asset Management LLC310,000$2.54M0.22%00.0%Unchanged
Two Sigma Advisers, LP302,100$2.47M0.01%−58,200−16.2%Reduced
Charles Schwab Investment Management Inc262,146$2.15M0.00%+7,279+2.9%Added
Two Sigma Investments, LP256,254$2.10M0.01%−132,503−34.1%Reduced
Engineers Gate Manager LP254,992$2.09M0.08%+182,158+250.1%Added
Monarch Partners Asset Management LLC247,958$2.03M0.45%+57,860+30.4%Added
Cubist Systematic Strategies, LLC229,511$1.88M0.02%+166,514+264.3%Added
Nordea Investment Management AB217,028$1.82M0.00%+1,250+0.6%Added
Point72 Asset Management, L.P.221,412$1.81M0.01%+19,699+9.8%Added
Fred Alger Management, LLC213,262$1.75M0.01%−1,150−0.5%Reduced
Morgan Stanley200,008$1.64M0.00%−37,990−16.0%Reduced
Goldman Sachs Group Inc187,297$1.53M0.00%+10,218+5.8%Added
Citadel Advisors LLC174,081$1.43M0.00%+19,565+12.7%Added
Dimensional Fund Advisors LP169,093$1.39M0.00%+71,361+73.0%Added
Nuveen Asset Management, LLC145,874$1.19M0.00%+747+0.5%Added
Los Angeles Capital Management LLC126,602$1.04M0.00%+126,602New
Bank of New York Mellon Corp124,120$1.02M0.00%+1,739+1.4%Added
Mirae Asset Global Investments Co., Ltd.116,685$955.0K0.00%−16,375−12.3%Reduced
Susquehanna Fundamental Investments, LLC103,411$847.0K0.02%+27,215+35.7%Added
Gsa Capital Partners LLP100,251$821.0K0.11%+11,111+12.5%Added
Cinctive Capital Management LP100,000$819.0K0.04%+60,000+150.0%Added
Bank of America Corp98,383$805.0K0.00%+4,734+5.1%Added
Renaissance Technologies LLC92,411$757.0K0.00%+92,411New
Gabelli Funds LLC91,071$746.0K0.00%−5,000−5.2%Reduced
D. E. Shaw & Co., Inc.80,877$662.0K0.00%+80,877New
Swiss National Bank79,500$651.0K0.00%+7,300+10.1%Added
Royal Bank of Canada78,220$641.0K0.00%−6,027−7.2%Reduced
Panagora Asset Management Inc72,664$595.0K0.00%+17,761+32.3%Added
Algert Global LLC66,198$542.0K0.04%+22,552+51.7%Added
Squarepoint Ops LLC53,241$436.0K0.00%+53,241New
Graham Capital Management, L.P.51,519$421.0K0.02%+51,519New
Jacobs Levy Equity Management, Inc47,062$385.0K0.00%+47,062New
Rhumbline Advisers44,975$368.0K0.00%−1,886−4.0%Reduced
Shelton Capital Management43,924$360.0K0.01%−53,076−54.7%Reduced
California State Teachers Retirement System43,741$358.0K0.00%−3,901−8.2%Reduced
Jump Financial, LLC43,200$354.0K0.02%+43,200New
UBS Asset Management Americas Inc36,328$297.5K0.00%00.0%Unchanged
Green Alpha Advisors, LLC34,045$279.0K0.19%+3,790+12.5%Added
Alliancebernstein L.P.33,600$275.0K0.00%+100+0.3%Added
Caxton Associates LP33,262$272.0K0.03%+33,262New
Barclays PLC32,999$270.0K0.00%−37,709−53.3%Reduced
Price T Rowe Associates Inc32,339$265.0K0.00%+9,450+41.3%Added
SG Americas Securities, LLC29,346$240.0K0.00%+19,294+191.9%Added
Citigroup Inc28,317$232.0K0.00%−11,943−29.7%Reduced
State of Wisconsin Investment Board27,248$223.0K0.00%+27,248New
Board of Trustees of The Leland Stanford Junior University25,262$206.0K0.01%00.0%Unchanged
Credit Suisse AG24,003$197.0K0.00%−1,452−5.7%Reduced
Voloridge Investment Management, LLC23,951$196.0K0.00%−116,853−83.0%Reduced
Deutsche Bank AG22,814$188.0K0.00%−2,175−8.7%Reduced
Legal & General Group Plc22,069$181.0K0.00%00.0%Unchanged
Ieq Capital, LLC22,000$180.0K0.00%00.0%Unchanged
Dynamic Technology Lab Private Ltd21,148$173.0K0.02%+21,148New
MetLife Investment Management20,825$170.6K0.00%+7,440+55.6%Added
New York State Common Retirement Fund19,922$163.0K0.00%−5,800−22.5%Reduced
Paloma Partners Management Co19,526$160.0K0.01%+19,526New
Quadrature Capital Ltd19,043$156.0K0.01%+19,043New
American International Group, Inc.17,878$146.0K0.00%−1,259−6.6%Reduced
HSBC Holdings PLC17,710$146.0K0.00%+2,262+14.6%Added
Qube Research & Technologies Ltd17,668$145.0K0.00%+17,668New
LPL Financial LLC16,886$138.0K0.00%+16,886New
Parallel Advisors, LLC16,522$137.0K0.01%−752−4.4%Reduced
Parametric Portfolio Associates LLC16,377$134.0K0.00%+1,272+8.4%Added
UBS Group AG16,229$133.0K0.00%−17,952−52.5%Reduced
Manufacturers Life Insurance Company, The15,959$130.7K0.00%−3,728−18.9%Reduced
Hoylecohen, LLC15,373$126.0K0.01%00.0%Unchanged
Tudor Investment Corp Et Al15,254$125.0K0.00%+15,254New
Voya Investment Management LLC14,901$122.0K0.00%+1,083+7.8%Added
State Board of Administration of Florida Retirement System14,759$121.0K0.00%00.0%Unchanged
Russell Investments Group, Ltd.14,899$121.0K0.00%+14,899New
STRS Ohio14,600$119.0K0.00%00.0%Unchanged
Invesco Ltd.14,140$116.0K0.00%+95+0.7%Added
BNP Paribas Arbitrage, SA13,961$114.3K0.00%−42,864−75.4%Reduced
Corton Capital Inc.13,236$108.0K0.05%+13,236New
Zurcher Kantonalbank (Zurich Cantonalbank)12,908$106.0K0.00%−1,641−11.3%Reduced
Susquehanna International Group, LLP12,579$103.0K0.00%−29,832−70.3%Reduced
Petrus Trust Company, LTA11,969$98.0K0.01%+11,969New
Raymond James & Associates11,793$97.0K0.00%−390−3.2%Reduced
ProShare Advisors LLC11,403$93.0K0.00%−2,768−19.5%Reduced
Versor Investments LP11,244$92.0K0.00%+11,244New
Wells Fargo & Company11,103$91.0K0.00%−12,298−52.6%Reduced
Vident Investment Advisory, LLC10,644$87.0K0.00%−2,174−17.0%Reduced
Allegheny Financial Group LTD10,233$84.0K0.04%00.0%Unchanged
Harvest Management LLC10,000$82.0K0.10%+10,000New