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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
Nordea Investment Management AB217,028$1.82M0.00%+1,250+0.6%Added
Cubist Systematic Strategies, LLC229,511$1.88M0.02%+166,514+264.3%Added
Monarch Partners Asset Management LLC247,958$2.03M0.45%+57,860+30.4%Added
Engineers Gate Manager LP254,992$2.09M0.08%+182,158+250.1%Added
Two Sigma Investments, LP256,254$2.10M0.01%−132,503−34.1%Reduced
Charles Schwab Investment Management Inc262,146$2.15M0.00%+7,279+2.9%Added
Two Sigma Advisers, LP302,100$2.47M0.01%−58,200−16.2%Reduced
Pacific Heights Asset Management LLC310,000$2.54M0.22%00.0%Unchanged
Northern Trust Corp350,136$2.87M0.00%−6,809−1.9%Reduced
Marshall Wace, LLP391,271$3.20M0.01%−370,054−48.6%Reduced
State of Michigan Retirement System443,798$3.63M0.02%00.0%Unchanged
Ameriprise Financial Inc445,838$3.65M0.00%−6,702−1.5%Reduced
Geode Capital Management, LLC646,968$5.30M0.00%−2,406−0.4%Reduced
State Street Corp729,076$5.97M0.00%+32,042+4.6%Added
Wellington Shields Capital Management, LLC909,865$7.45M0.82%−13,125−1.4%Reduced
Nikko Asset Management Americas, Inc.1,001,424$7.53M0.06%−78,716−7.3%Reduced
Wellington Shields & Co., LLC920,478$7.54M2.48%00.0%Unchanged
Alyeska Investment Group, L.P.957,676$7.84M0.09%+202,592+26.8%Added
Sumitomo Mitsui Trust Holdings, Inc.1,001,424$8.20M0.01%−78,716−7.3%Reduced
Millennium Management LLC1,243,669$10.2M0.01%−107,183−7.9%Reduced
Swedbank AB1,397,250$11.4M0.02%+50,000+3.7%Added
Vanguard Group Inc2,055,668$16.8M0.00%−18,855−0.9%Reduced
JPMorgan Chase & Co4,250,205$34.8M0.00%−30,178−0.7%Reduced
BlackRock Inc.4,538,555$37.2M0.00%+149,222+3.4%Added
ARK Investment Management LLCSuperinvestorARK Invest5,184,784$42.5M0.18%+296,669+6.1%Added
Candriam Luxembourg S.C.A.0$00.00%−352,500−100.0%Sold out
Norges Bank0$00.00%−99,800−100.0%Sold out
Jane Street Group, LLC0$00.00%−24,305−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−22,821−100.0%Sold out
Aristides Capital LLC0$00.00%−21,260−100.0%Sold out
PDT Partners, LLC0$00.00%−18,463−100.0%Sold out
IndexIQ Advisors LLC0$00.00%−17,160−100.0%Sold out
Migdal Insurance & Financial Holdings Ltd.0$00.00%−1,225−100.0%Sold out
Spire Wealth Management0$00.00%−350−100.0%Sold out
TCI Wealth Advisors, Inc.0$00.00%−309−100.0%Sold out