Personalis, Inc.
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
12
P-Purchase only
Sell transactions
8
12 Months
Buy/Sell ratio
1.50
Buy/Sell (by trades)
Overall sentiment
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
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
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Jun 4, 2026 | Tachibana Aaron CFO AND COO | Option | 40,000 | $366K | Form 4 |
| Jun 4, 2026 | Tachibana Aaron CFO AND COO | Sale | 40,000 | $480K | Form 4 |
| May 29, 2026 | Hall Christopher M CEO · Director | Option | 80,091 | $129K | Form 4 |
| May 28, 2026 | Hall Christopher M CEO · Director | Option | 19,909 | $32K | Form 4 |
| May 29, 2026 | Hall Christopher M CEO · Director | Sale | 80,091 | $883K | Form 4 |
| May 29, 2026 | Tachibana Aaron CFO AND COO | Option | 38,799 | $355K | Form 4 |
| May 29, 2026 | Tachibana Aaron CFO AND COO | Sale | 38,799 | $449K | Form 4 |
| May 12, 2026 | EASTHAM KARIN Director | Award | 6,250 | — | Form 4 |
| May 12, 2026 | BOWMAN A BLAINE Director | Award | 6,250 | — | Form 4 |
| May 12, 2026 | WIDDER KENNETH J Director | Award | 6,250 | — | Form 4 |
| May 12, 2026 | Shoff Lonnie Director | Award | 6,250 | — | Form 4 |
| May 12, 2026 | Bloom Olivia Kyusuk Director | Award | 6,250 | — | Form 4 |
| May 12, 2026 | MYERS WOODROW A JR Director | Award | 6,250 | — | Form 4 |
| Mar 15, 2026 | Tachibana Aaron CFO AND COO | Award | 34,375 | — | Form 4 |
| Mar 15, 2026 | Moore Stephen Michael SVP and Chief Legal Officer | Award | 28,125 | — | Form 4 |
| Mar 15, 2026 | Hall Christopher M CEO · Director | Award | 87,500 | — | Form 4 |
| Mar 15, 2026 | Chen Richard President and CMO | Award | 46,875 | — | Form 4 |
| Dec 22, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 28,000 | $250K | Form 4 |
| Dec 19, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 29,641 | $249K | Form 4 |
| Dec 18, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 31,430 | $249K | Form 4 |
| Dec 17, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 31,650 | $249K | Form 4 |
| Nov 25, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 13,888 | $153K | Form 4 |
| Nov 25, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 9,712 | $98K | Form 4 |
| Nov 24, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 25,225 | $249K | Form 4 |
| Nov 21, 2025 | Tempus AI, Inc. 10 percent owner | Purchase | 16,599 | $162K | Form 4 |
Hall Christopher M
CEO · Director
Date
May 29
Shares
80,091
Price
$1.61
Value
$129K
Hall Christopher M
CEO · Director
Date
May 28
Shares
19,909
Price
$1.61
Value
$32K
Hall Christopher M
CEO · Director
Date
May 29
Shares
80,091
Price
$11.02
Value
$883K
Moore Stephen Michael
SVP and Chief Legal Officer
Date
Mar 15
Shares
28,125
Price
—
Value
—
Tempus AI, Inc.
10 percent owner
Date
Dec 22
Shares
28,000
Price
$8.93
Value
$250K
Tempus AI, Inc.
10 percent owner
Date
Dec 19
Shares
29,641
Price
$8.39
Value
$249K
Tempus AI, Inc.
10 percent owner
Date
Dec 18
Shares
31,430
Price
$7.91
Value
$249K
Tempus AI, Inc.
10 percent owner
Date
Dec 17
Shares
31,650
Price
$7.86
Value
$249K
Tempus AI, Inc.
10 percent owner
Date
Nov 25
Shares
13,888
Price
$11.00
Value
$153K
Tempus AI, Inc.
10 percent owner
Date
Nov 25
Shares
9,712
Price
$10.08
Value
$98K
Tempus AI, Inc.
10 percent owner
Date
Nov 24
Shares
25,225
Price
$9.87
Value
$249K
Tempus AI, Inc.
10 percent owner
Date
Nov 21
Shares
16,599
Price
$9.74
Value
$162K
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ 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 →
Frequently asked questions
PSNL insider trading · 5 questionsThe 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.
▸ 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