Personalis, Inc.

PSNLNASDAQHealthcare● Active

$10.04

$-0.71(-6.60%)

Market Cap$891595654

P/E Ratio—

52W High$11.85

52W Low$3.84

Avg Volume2.1M

Open$11.02

Beta2.28

Overview

Personalis, Inc. (PSNL) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · PSNL · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

1.50

Buy/Sell (by trades)

Overall sentiment

BULLISH

↑ Buy 60%Active transactions only · RSU vesting excluded40% Sell ↓

Personalis, Inc. insiders have been net buyers of shares over the past 12 Months, which may signal confidence in the company's outlook.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

PSNL insider buying and selling by quarter

PSNL insider selling · PSNL insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

12.7M6.4M0

2024 Q3

2024 Q4

2025 Q1

2025 Q2

2025 Q3

2025 Q4

2026 Q1

2026 Q2

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Active insiders

Most active in past 12 months · PSNL ceo insider trading

Showing all insiders · Click a card to filter the transactions table below

▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API

Recent insider transactions

PSNL executive sell shares · PSNL board member insider trading · PSNL insider trading SEC filing

Showing 60 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
Jun 4, 2026	Tachibana Aaron CFO AND COO	Option	40,000	$9.16	$366K	238,833	Form 4
Jun 4, 2026	Tachibana Aaron CFO AND COO	Sale	40,000	$12.01	$480K	198,833	Form 4
May 29, 2026	Hall Christopher M CEO · Director	Option	80,091	$1.61	$129K	316,077	Form 4
May 28, 2026	Hall Christopher M CEO · Director	Option	19,909	$1.61	$32K	255,895	Form 4
May 29, 2026	Hall Christopher M CEO · Director	Sale	80,091	$11.02	$883K	235,986	Form 4
May 29, 2026	Tachibana Aaron CFO AND COO	Option	38,799	$9.16	$355K	237,632	Form 4
May 29, 2026	Tachibana Aaron CFO AND COO	Sale	38,799	$11.58	$449K	198,833	Form 4
May 12, 2026	EASTHAM KARIN Director	Award	6,250	—	—	22,366	Form 4
May 12, 2026	BOWMAN A BLAINE Director	Award	6,250	—	—	19,756	Form 4
May 12, 2026	WIDDER KENNETH J Director	Award	6,250	—	—	6,250	Form 4
May 12, 2026	Shoff Lonnie Director	Award	6,250	—	—	37,190	Form 4
May 12, 2026	Bloom Olivia Kyusuk Director	Award	6,250	—	—	27,265	Form 4
May 12, 2026	MYERS WOODROW A JR Director	Award	6,250	—	—	32,366	Form 4
Mar 15, 2026	Tachibana Aaron CFO AND COO	Award	34,375	—	—	198,833	Form 4
Mar 15, 2026	Moore Stephen Michael SVP and Chief Legal Officer	Award	28,125	—	—	92,325	Form 4
Mar 15, 2026	Hall Christopher M CEO · Director	Award	87,500	—	—	235,986	Form 4
Mar 15, 2026	Chen Richard President and CMO	Award	46,875	—	—	173,880	Form 4
Dec 22, 2025	Tempus AI, Inc. 10 percent owner	Purchase	28,000	$8.93	$250K	13,039,067	Form 4
Dec 19, 2025	Tempus AI, Inc. 10 percent owner	Purchase	29,641	$8.39	$249K	13,011,067	Form 4
Dec 18, 2025	Tempus AI, Inc. 10 percent owner	Purchase	31,430	$7.91	$249K	12,981,426	Form 4
Dec 17, 2025	Tempus AI, Inc. 10 percent owner	Purchase	31,650	$7.86	$249K	12,949,996	Form 4
Nov 25, 2025	Tempus AI, Inc. 10 percent owner	Purchase	13,888	$11.00	$153K	12,918,346	Form 4
Nov 25, 2025	Tempus AI, Inc. 10 percent owner	Purchase	9,712	$10.08	$98K	12,904,458	Form 4
Nov 24, 2025	Tempus AI, Inc. 10 percent owner	Purchase	25,225	$9.87	$249K	12,894,746	Form 4
Nov 21, 2025	Tempus AI, Inc. 10 percent owner	Purchase	16,599	$9.74	$162K	12,869,521	Form 4

Tachibana Aaron

CFO AND COO

Option

Date

Jun 4

40,000

Price

$9.16

Value

$366K

View Form 4 on SEC.gov

Tachibana Aaron

CFO AND COO

Sale

Date

Jun 4

40,000

Price

$12.01

Value

$480K

View Form 4 on SEC.gov

Hall Christopher M

CEO · Director

Option

Date

May 29

80,091

Price

$1.61

Value

$129K

View Form 4 on SEC.gov

Hall Christopher M

CEO · Director

Option

Date

May 28

19,909

Price

$1.61

Value

$32K

View Form 4 on SEC.gov

Hall Christopher M

CEO · Director

Sale

Date

May 29

80,091

Price

$11.02

Value

$883K

View Form 4 on SEC.gov

Tachibana Aaron

CFO AND COO

Option

Date

May 29

38,799

Price

$9.16

Value

$355K

View Form 4 on SEC.gov

Tachibana Aaron

CFO AND COO

Sale

Date

May 29

38,799

Price

$11.58

Value

$449K

View Form 4 on SEC.gov

EASTHAM KARIN

Director

Award

Date

May 12

6,250

Price

—

Value

—

View Form 4 on SEC.gov

BOWMAN A BLAINE

Director

Award

Date

May 12

6,250

Price

—

Value

—

View Form 4 on SEC.gov

WIDDER KENNETH J

Director

Award

Date

May 12

6,250

Price

—

Value

—

View Form 4 on SEC.gov

Shoff Lonnie

Director

Award

Date

May 12

6,250

Price

—

Value

—

View Form 4 on SEC.gov

Bloom Olivia Kyusuk

Director

Award

Date

May 12

6,250

Price

—

Value

—

View Form 4 on SEC.gov

MYERS WOODROW A JR

Director

Award

Date

May 12

6,250

Price

—

Value

—

View Form 4 on SEC.gov

Tachibana Aaron

CFO AND COO

Award

Date

Mar 15

34,375

Price

—

Value

—

View Form 4 on SEC.gov

Moore Stephen Michael

SVP and Chief Legal Officer

Award

Date

Mar 15

28,125

Price

—

Value

—

View Form 4 on SEC.gov

Hall Christopher M

CEO · Director

Award

Date

Mar 15

87,500

Price

—

Value

—

View Form 4 on SEC.gov

Chen Richard

President and CMO

Award

Date

Mar 15

46,875

Price

—

Value

—

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Dec 22

28,000

Price

$8.93

Value

$250K

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Dec 19

29,641

Price

$8.39

Value

$249K

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Dec 18

31,430

Price

$7.91

Value

$249K

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Dec 17

31,650

Price

$7.86

Value

$249K

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Nov 25

13,888

Price

$11.00

Value

$153K

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Nov 25

9,712

Price

$10.08

Value

$98K

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Nov 24

25,225

Price

$9.87

Value

$249K

View Form 4 on SEC.gov

Tempus AI, Inc.

10 percent owner

Purchase

Date

Nov 21

16,599

Price

$9.74

Value

$162K

View Form 4 on SEC.gov

⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar

1 / 3

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About PSNL insider trading

PSNL insider trades

Personalis, Inc. (PSNL) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Tempus AI, Inc. (10 percent owner), Tachibana Aaron (CFO AND COO), Hall Christopher M (CEO · Director). Over the past 12 months, 5 insiders have filed transactions with the SEC. PSNL insiders have been primarily buying, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Personalis, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

PSNL insider trading · 5 questions

The insiders of Personalis, Inc. (PSNL) include executives and directors such as Tempus AI, Inc. (10 percent owner), Tachibana Aaron (CFO AND COO), Hall Christopher M (CEO · Director), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

PSNL board member insider tradingwho are PSNL insidersPSNL insider rosterPersonalis, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026