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NASDAQ: PSNL
Personalis Inc Stock Ownership - Who owns Personalis?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Personalis Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Aaron TachibanaCFO AND COO2025-07-28641$6.57
$4.21kSell
Richard ChenCHIEF MEDICAL OFFICER AND EVP2025-07-28452$6.57
$2.97kSell
Richard ChenCHIEF MEDICAL OFFICER AND EVP2025-05-16910$4.95
$4.50kSell
Stephen Michael MooreSVP and Chief Legal Officer2025-05-161,675$4.95
$8.29kSell
Aaron TachibanaCFO AND COO2025-05-161,291$4.95
$6.39kSell
Richard ChenCHIEF MEDICAL OFFICER AND EVP2025-01-28519$5.79
$3.01kSell
Aaron TachibanaCFO AND COO2025-01-28708$5.79
$4.10kSell
Stephen Michael MooreSVP and Chief Legal Officer2024-12-161,513$3.82
$5.78kSell
Richard ChenCHIEF MEDICAL OFFICER AND EVP2024-12-164,834$3.82
$18.47kSell
Aaron TachibanaCFO AND COO2024-12-166,865$3.82
$26.22kSell

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Net Insider Buy/Sell (L12M) Ownership

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PSNL Shareholders

What type of owners hold Personalis Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Merck Co Inc15.84%14,044,943$82.44MInstitution
Merck Co Inc15.84%14,044,943$82.44MInsider
Tempus Ai Inc14.34%12,718,800$74.66MInsider
Lightspeed Management Company LLC9.20%8,160,734$47.90MInstitution
Ark Investment Management LLC8.02%7,107,923$41.72MInstitution
Blackrock Inc5.87%5,203,993$30.55MInstitution
Abingworth LLP4.23%3,753,340$22.03MInsider
Aigh Capital Management LLC4.20%3,723,958$21.86MInstitution
Vanguard Group Inc3.54%3,137,061$18.41MInstitution
Lightspeed Venture Partners Select IV LP2.21%1,963,476$11.53MInsider

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PSNL vs Diagnostic & Research Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
PSNL62.59%37.41%Net SellingNet Selling
LAB54.17%45.83%Net BuyingNet Buying
CSTL85.56%14.44%Net SellingNet Selling
FLGT53.12%42.23%Net SellingNet Selling
MYGN91.33%8.67%Net SellingNet Selling
View Top Diagnostic & Research Stocks

Personalis Stock Ownership FAQ

Who owns Personalis?

Personalis (NASDAQ: PSNL) is owned by 68.18% institutional shareholders, 40.75% Personalis insiders, and 0.00% retail investors. Merck Co Inc is the largest individual Personalis shareholder, owning 14.04M shares representing 15.84% of the company. Merck Co Inc's Personalis shares are currently valued at $80.48M.

If you're new to stock investing, here's how to buy Personalis stock.
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