Personalis, Inc.

Personalis, Inc.

PSNL·NASDAQ

$10.78

-3.2%
HealthcareMedical - Diagnostics & Research

Personalis, Inc. operates as a cancer genomics company worldwide. The company provides sequencing and data analysis services to support the development of cancer therapies and large-scale genetic research programs. It offers NeXT Platform, which provides data analysis for tumor and its immune microenvironment, from a single limited tissue or plasma sample; ImmunoID Next for tumor profiling from tissue; NeXT Liquid Biopsy for tumor profiling from plasma; NeXT Personal, a liquid biopsy offering for personalized tumor tracking for patients; NeXT Dx Test, a genomic cancer profiling test enabling composite biomarkers for cancer treatment; and NeXT SHERPA and NeXT NEOPS for neoantigen prediction capabilities. The company also provides ACE platform for clinical and therapeutic applications such as neoantigen prediction, biomarker identification, and novel drug target selection. It serves biopharmaceutical customers, universities, non-profits, and government entities. The company has partnership with Mayo Clinic; MapKure, LLC; SpringWorks Therapeutics, Inc.; and Moores Cancer Center. Personalis, Inc. was incorporated in 2011 and is headquartered in Menlo Park, California.

At a Glance

Live Snapshot
Market Cap$957.31M
EPS-0.9100
P/E Ratio-11.85
Earnings Date08/04/2026
-29.90%
Return on Invested Capital
9%
3Y-31.0%
5Y+47.0%
10Y-97.0%
-31.12%
Return on Equity
-22%
3Y-40.0%
5Y+47.0%
10Y-222.0%
-24.32%
Return on Assets
-19%
3Y-37.0%
5Y+44.0%
10Y-65.0%
Personalis, Inc.

Personalis, Inc. Management Team

PSNL · NASDAQ
MA

Mr. Aaron L. Tachibana

Chief Financial Officer & Chief Operating Officer

Compensation

$781,850

Born 1961(Age 65)
male
DE

Dr. Euan Angus Ashley DPHIL, FRCP, M.D., Ph.D.

Co-Founder and Member of Clinical & Scientific Advisory Board

Born 1971(Age 55)
DM

Dr. Michael P. Snyder Ph.D.

Co-Founder and Member of Clinical & Scientific Advisory Board

DR

Dr. Russ B. Altman M.D., Ph.D.

Co-Founder and Member of Clinical & Scientific Advisory Board

DR

Dr. Richard Chen M.D., M.S.

Executive Vice President of R&D and Chief Medical Officer

Compensation

$759,650

Born 1971(Age 55)
MC

Mr. Christopher M. Hall

President, Chief Executive Officer & Director

Compensation

$1,013,500

Born 1969(Age 57)
male
MS

Mr. Stephane Mouradian Ph.D.

Senior Vice President of Business Development

male
DC

Dr. Christian Haudenschild Ph.D.

Senior Vice President of Genomic Laboratory Operations

MD

Ms. Deepshikha Bhandari

Senior Vice President of Regulatory, Quality & Clinical Compliance

female
MS

Mr. Stephen M. Moore J.D.

Senior Vice President, Chief Legal Officer & Corporate Secretary

Compensation

$597,975

Born 1972(Age 54)
male
psnl

Personalis, Inc. Insider Positioning

PSNL · NASDAQ

During the last 12 months, insiders have purchased $1.15M and sold $2.74M worth of PSNL shares, resulting in $1.59M of net selling activity.

3 Months

Bought

0

0.00

Sold

118.9K

1.33M

Net Activity

-1.3M

-$1.33M

3-6 Months

Bought

120.7K

996.11K

Sold

1.2K

13.81K

Net Activity

+982K

+$982K

6-9 Months

Bought

13.9K

152.77K

Sold

133.3K

1.38M

Net Activity

-1.2M

-$1.23M

9-12 Months

Bought

0

0.00

Sold

1.1K

7.18K

Net Activity

-7K

-$7K

Top Buyers

1
TAI

Tempus Ai, Inc.

10 Percent Owner

134.6K shares5 transactions

$1.15M

Top Sellers

1
TA

Tachibana Aaron

Officer: Cfo And Coo

144.3K shares4 transactions

$1.58M

2
HCM

Hall Christopher M

Director, Officer: Chief Executive Officer

109.7K shares2 transactions

$1.15M

3
CR

Chen Richard

Officer: Chief Medical Officer And Evp

452 shares1 transactions

$3K

Insider Activity Analysis

Net Insider Sentiment

Bearish

Negative insider sentiment with $1.59M net selling. Selling notably exceeds buying, warranting closer scrutiny of company fundamentals.

Buy/Sell Ratio

0.42:1

Weak buy/sell ratio. Selling significantly exceeds buying—monitor for potential fundamental concerns.

Recent Trend (3 Months)

$1.33M

Heavy recent selling activity. Recent insider sales notably exceed purchases—may warrant investigation into company developments.

Insider Participation

High Selling

3 insider sellers vs. 1 buyers. Widespread selling across multiple insiders may signal concerns.

Insider Activity Insight

Multiple red flags: Heavy selling, numerous sellers, and continued recent selling create a concerning pattern. Investigate fundamental drivers and consider whether company guidance or industry conditions have deteriorated.

SEC Filings

PSNL - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2026

N/A

April 02, 2026
May 12, 2026
2026
DEF 14A

DEF 14A 2025

N/A

April 03, 2025
May 16, 2025
2025
DEF 14A

DEF 14A 2024

N/A

April 02, 2024
May 17, 2024
2024
DEF 14A

DEF 14A 2023

N/A

April 05, 2023
May 17, 2023
2023
DEF 14A

DEF 14A 2022

N/A

April 01, 2022
May 17, 2022
2022
DEF 14A

DEF 14A 2021

N/A

April 01, 2021
May 14, 2021
2021
DEF 14A

DEF 14A 2020

N/A

April 03, 2020
May 15, 2020
2020
Showing 1 to 7 of 7 filings