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, Q1 2021

Institutional positions in Personalis, Inc. as of Mar 31, 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
134
No complete 13F data for Q4 2020
Shares held
30.9M
No complete 13F data for Q4 2020
Total value
$763.1M
No complete 13F data for Q4 2020

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 2021: 134 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 2021: $763.1M
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 2021

Shares, value and share of portfolio for each institution holding Personalis, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding PSNL in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Premier Fund Managers Ltd150,119$3.43M0.13%––
PDT Partners, LLC139,541$3.43M0.25%––
Mirae Asset Global Investments Co., Ltd.150,625$3.71M0.01%––
Tekla Capital Management LLC179,731$4.42M0.15%––
Charles Schwab Investment Management Inc184,749$4.55M0.00%––
Pacific Heights Asset Management LLC185,000$4.55M0.42%––
Goldman Sachs Group Inc252,682$6.22M0.00%––
Alyeska Investment Group, L.P.284,826$7.01M0.09%––
Candriam Luxembourg S.C.A.211,316$7.43M0.06%––
Pier Capital, LLC305,259$7.51M0.71%––
Northern Trust Corp310,990$7.65M0.00%––
Citadel Advisors LLC346,475$8.53M0.01%––
Millennium Management LLC355,989$8.76M0.01%––
Voloridge Investment Management, LLC373,759$9.20M0.07%––
Dimensional Fund Advisors LP387,950$9.57M0.00%––
State of Michigan Retirement System443,798$10.9M0.07%––
Geode Capital Management, LLC460,427$11.3M0.00%––
State Street Corp467,348$11.5M0.00%––
Two Sigma Advisers, LP490,800$12.1M0.03%––
Pura Vida Investments, LLC548,052$13.5M0.93%––
Marshall Wace, LLP550,536$13.5M0.07%––
Renaissance Technologies LLC673,100$16.6M0.02%––
Morgan Stanley706,466$17.4M0.00%––
Two Sigma Investments, LP751,809$18.5M0.06%––
Wellington Shields Capital Management, LLC909,569$22.4M2.13%––
Wellington Shields & Co., LLC920,478$22.7M8.12%––
Sumitomo Mitsui Trust Holdings, Inc.1,222,678$30.1M0.02%––
Nikko Asset Management Americas, Inc.1,222,678$30.1M0.15%––
Swedbank AB1,287,285$31.7M0.07%––
Vanguard Group Inc1,631,177$40.1M0.00%––
BlackRock Inc.2,604,306$64.1M0.00%––
JPMorgan Chase & Co3,635,289$89.5M0.01%––
ARK Investment Management LLCSuperinvestorARK Invest5,705,827$140.4M0.28%––
Harel Insurance Investments & Financial Services Ltd.800––––