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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 2023

Institutional positions in Personalis, Inc. as of Jun 30, 2023. 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
66
+3 vs. Q1 2023
Shares held
26.1M
−1.01M (−3.7%) vs. Q1 2023
Total value
$49.0M
−$26.0M (−34.7%) vs. Q1 2023
New holders
7
17 more added
Sold out
4
26 more reduced

Compare with Q1 2023: 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 2023: 66 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 2023: $49.0M
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 2023

Shares, value and share of portfolio for each institution holding Personalis, Inc.; share changes are against Q1 2023.

Institutions holding PSNL in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
ARK Investment Management LLCSuperinvestorARK Invest5,736,163$10.8M0.07%−44,201−0.8%Reduced
JPMorgan Chase & Co3,586,394$6.74M0.00%−41,327−1.1%Reduced
BlackRock Inc.3,394,926$6.38M0.00%−15,889−0.5%Reduced
Vanguard Group Inc2,065,601$3.88M0.00%00.0%Unchanged
Alyeska Investment Group, L.P.1,245,668$2.34M0.02%00.0%Unchanged
Sumitomo Mitsui Trust Holdings, Inc.1,083,685$2.04M0.00%+64,972+6.4%Added
Nikko Asset Management Americas, Inc.1,083,685$2.02M0.02%+64,972+6.4%Added
Wellington Shields Capital Management, LLC879,188$1.65M0.20%−3,750−0.4%Reduced
Wellington Shields & Co., LLC617,411$1.16M0.27%−395,902−39.1%Reduced
Fred Alger Management, LLC584,779$1.10M0.01%+375,627+179.6%Added
Jacobs Levy Equity Management, Inc507,561$954.2K0.01%+216,441+74.3%Added
Acadian Asset Management LLC502,896$944.0K0.00%−144,328−22.3%Reduced
Renaissance Technologies LLC452,200$850.0K0.00%+5,000+1.1%Added
State of Michigan Retirement System443,798$834.3K0.01%00.0%Unchanged
D. E. Shaw & Co., Inc.417,662$785.2K0.00%+10,771+2.6%Added
Geode Capital Management, LLC365,719$687.6K0.00%−20,782−5.4%Reduced
Dimensional Fund Advisors LP328,493$617.6K0.00%+114,352+53.4%Added
Pacific Heights Asset Management LLC310,000$582.8K0.05%00.0%Unchanged
Man Group plc269,311$506.3K0.00%––
LPL Financial LLC200,581$377.1K0.00%+17,189+9.4%Added
Citadel Advisors LLC165,018$310.2K0.00%−53,813−24.6%Reduced
Two Sigma Advisers, LP163,100$306.6K0.00%−60,300−27.0%Reduced
Bridgeway Capital Management, LLC154,500$290.5K0.01%+39,000+33.8%Added
Bruce & Co., Inc.150,000$279.0K0.08%00.0%Unchanged
Morgan Stanley136,915$257.4K0.00%+80,055+140.8%Added
State Street Corp130,242$244.9K0.00%00.0%Unchanged
Ameriprise Financial Inc114,490$215.2K0.00%−28,320−19.8%Reduced
Balyasny Asset Management LLC107,358$201.8K0.00%−897,252−89.3%Reduced
Royal Bank of Canada94,823$178.0K0.00%+18,932+24.9%Added
Northern Trust Corp89,477$168.2K0.00%+1,808+2.1%Added
Price T Rowe Associates Inc60,100$113.0K0.00%00.0%Unchanged
Green Alpha Advisors, LLC49,909$93.8K0.06%−20,617−29.2%Reduced
Two Sigma Investments, LP48,400$91.0K0.00%−10,200−17.4%Reduced
Goldman Sachs Group Inc47,307$88.9K0.00%−28,272−37.4%Reduced
Millennium Management LLC45,840$86.2K0.00%−103,629−69.3%Reduced
HSBC Holdings PLC45,465$85.7K0.00%−7,775−14.6%Reduced
Barclays PLC45,024$84.6K0.00%−30,509−40.4%Reduced
Bank of America Corp34,575$65.0K0.00%−9,313−21.2%Reduced
Gsa Capital Partners LLP30,534$57.0K0.01%+30,534New
Bank of New York Mellon Corp28,326$53.3K0.00%−95−0.3%Reduced
Board of Trustees of The Leland Stanford Junior University25,262$47.5K0.00%+12,631+100.0%Added
Russell Investments Group, Ltd.25,162$47.3K0.00%+974+4.0%Added
Charles Schwab Investment Management Inc22,941$43.1K0.00%00.0%Unchanged
Ieq Capital, LLC22,000$41.4K0.00%00.0%Unchanged
Howland Capital Management LLC20,200$38.0K0.00%00.0%Unchanged
HRT Financial LP19,904$37.0K0.00%+19,904New
UBS Group AG17,614$33.1K0.00%−246,466−93.3%Reduced
Parallel Advisors, LLC16,522$31.1K0.00%00.0%Unchanged
Hoylecohen, LLC15,373$28.9K0.00%00.0%Unchanged
Pathstone Family Office, LLC14,877$28.0K0.00%−891−5.7%Reduced
Envestnet Asset Management Inc13,072$24.6K0.00%+13,072New
Bragg Financial Advisors, Inc12,644$23.8K0.00%+12,644New
BSW Wealth Partners10,078$18.9K0.00%+69+0.7%Added
Advisor Group Holdings, Inc.6,214$11.7K0.00%+261+4.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)6,088$11.4K0.00%−494−7.5%Reduced
Rhumbline Advisers3,709$6.97K0.00%+3,709New
Tower Research Capital LLC (TRC)3,347$6.29K0.00%−6,630−66.5%Reduced
FMR LLC3,221$6.05K0.00%−10,216−76.0%Reduced
WR Wealth Planners, LLC1,200$2.26K0.00%−500−29.4%Reduced
First Horizon Advisors, Inc.900$1.69K0.00%+900New
Wells Fargo & Company276$5190.00%+15+5.7%Added
BNP Paribas Arbitrage, SA132$2480.00%00.0%Unchanged
Bogart Wealth, LLC31$580.00%00.0%Unchanged
Sofos Investments, Inc.2$80.00%+2New
Group One Trading, L.P.1$20.00%00.0%Unchanged
Simplex Trading, LLC385$00.00%−666−63.4%Reduced
Susquehanna International Group, LLP0$00.00%−97,479−100.0%Sold out
Jane Street Group, LLC0$00.00%−90,494−100.0%Sold out
Engineers Gate Manager LP0$00.00%−12,942−100.0%Sold out
IFP Advisors, Inc0$00.00%−124−100.0%Sold out