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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, Q2 2021

Institutional positions in Personalis, Inc. as of Jun 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
136
+2 vs. Q1 2021
Shares held
31.9M
+1.01M (+3.3%) vs. Q1 2021
Total value
$807.9M
+$44.8M (+5.9%) vs. Q1 2021
New holders
26
56 more added
Sold out
24
33 more reduced

Compare with Q1 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 holdersQ2 2021: 136 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 heldQ2 2021: $807.9M
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, Q2 2021

Shares, value and share of portfolio for each institution holding Personalis, Inc.; share changes are against Q1 2021.

Institutions holding PSNL in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Goldman Sachs Group Inc144,217$3.65M0.00%−108,465−42.9%Reduced
Nuveen Asset Management, LLC149,937$3.79M0.00%+49,869+49.8%Added
Citigroup Inc159,969$4.05M0.00%+34,494+27.5%Added
PDT Partners, LLC176,400$4.46M0.29%+36,859+26.4%Added
Tekla Capital Management LLC179,731$4.55M0.15%00.0%Unchanged
Norges Bank192,900$4.88M0.00%+192,900New
Charles Schwab Investment Management Inc205,373$5.20M0.00%+20,624+11.2%Added
Pacific Heights Asset Management LLC210,000$5.31M0.49%+25,000+13.5%Added
Nordea Investment Management AB218,834$5.54M0.01%+218,834New
Mirae Asset Global Investments Co., Ltd.228,404$5.78M0.02%+77,779+51.6%Added
Voloridge Investment Management, LLC237,532$6.01M0.04%−136,227−36.4%Reduced
Citadel Advisors LLC253,189$6.41M0.01%−93,286−26.9%Reduced
Fred Alger Management, LLC280,869$7.11M0.02%+143,450+104.4%Added
Pier Capital, LLC310,616$7.86M0.79%+5,357+1.8%Added
Candriam Luxembourg S.C.A.321,867$8.14M0.06%+110,551+52.3%Added
Northern Trust Corp360,633$9.12M0.00%+49,643+16.0%Added
Dimensional Fund Advisors LP388,709$9.84M0.00%+759+0.2%Added
Alyeska Investment Group, L.P.434,826$11.0M0.13%+150,000+52.7%Added
Two Sigma Investments, LP435,631$11.0M0.03%−316,178−42.1%Reduced
State of Michigan Retirement System443,798$11.2M0.07%00.0%Unchanged
Renaissance Technologies LLC473,800$12.0M0.01%−199,300−29.6%Reduced
Pura Vida Investments, LLC475,008$12.0M0.86%−73,044−13.3%Reduced
Two Sigma Advisers, LP503,900$12.7M0.03%+13,100+2.7%Added
Geode Capital Management, LLC543,950$13.8M0.00%+83,523+18.1%Added
Morgan Stanley559,341$14.2M0.00%−147,125−20.8%Reduced
State Street Corp606,874$15.4M0.00%+139,526+29.9%Added
Wellington Shields Capital Management, LLC910,085$23.0M2.78%+516+0.1%Added
Wellington Shields & Co., LLC920,478$23.3M7.69%00.0%Unchanged
Nikko Asset Management Americas, Inc.1,072,717$26.8M0.10%−149,961−12.3%Reduced
Sumitomo Mitsui Trust Holdings, Inc.1,082,915$27.4M0.02%−139,763−11.4%Reduced
Marshall Wace, LLP1,294,227$32.7M0.17%+743,691+135.1%Added
Swedbank AB1,297,391$32.8M0.06%+10,106+0.8%Added
Vanguard Group Inc1,818,378$46.0M0.00%+187,201+11.5%Added
BlackRock Inc.3,485,965$88.2M0.00%+881,659+33.9%Added
JPMorgan Chase & Co4,094,296$103.6M0.01%+459,007+12.6%Added
ARK Investment Management LLCSuperinvestorARK Invest4,941,964$125.0M0.23%−763,863−13.4%Reduced
Premier Fund Managers Ltd0$00.00%−150,119−100.0%Sold out
Sectoral Asset Management Inc0$00.00%−120,500−100.0%Sold out
Moore Capital Management, LP0$00.00%−64,037−100.0%Sold out
California Public Employees Retirement System0$00.00%−48,200−100.0%Sold out
HRT Financial LP0$00.00%−35,722−100.0%Sold out
Jane Street Group, LLC0$00.00%−31,128−100.0%Sold out
Trexquant Investment LP0$00.00%−24,300−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−19,901−100.0%Sold out
Allianz Asset Management GmbH0$00.00%−18,512−100.0%Sold out
Quantbot Technologies LP0$00.00%−15,877−100.0%Sold out
Summit Global Investments0$00.00%−13,800−100.0%Sold out
Aigen Investment Management, LP0$00.00%−13,324−100.0%Sold out
Walleye Capital LLC0$00.00%−12,475−100.0%Sold out
ETF Managers Group, LLC0$00.00%−12,995−100.0%Sold out
Ergoteles LLC0$00.00%−9,036−100.0%Sold out
SG Americas Securities, LLC0$00.00%−5,779−100.0%Sold out
FMR LLC0$00.00%−3,398−100.0%Sold out
Group One Trading, L.P.0$00.00%−592−100.0%Sold out
Simplex Trading, LLC0$00.00%−642−100.0%Sold out
Total Clarity Wealth Management, Inc.0$00.00%−514−100.0%Sold out
Sowell Financial Services LLC0$00.00%−392−100.0%Sold out
Signaturefd, LLC0$00.00%−30−100.0%Sold out
Berman Capital Advisors, LLC0$00.00%−10−100.0%Sold out
Harel Insurance Investments & Financial Services Ltd.0$00.00%−800−100.0%Sold out