Personalis, Inc. (PSNL) Insider Trading

Over the last 3 months, PSNL insiders made 0 open-market buys and 6 sales, a net sale of -$3.9M (SEC Form 4). Over the last 6 months, 84 institutions increased and 79 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
6
Net (3m)
-$3.9M
Insider trades by month Buys Sells
Jul
Nov
Jan
Feb
May
Jun
Context3-month price +110.4%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Jun 29, 2026Tachibana Aaronofficer: CFO AND COOOption4,982$5.32
Jun 29, 2026Tachibana Aaronofficer: CFO AND COOSell4,982$14.00
Jun 26, 2026Hall Christopher Mdirector, officer: Chief Executive OfficerSell100,000$13.15
Jun 26, 2026Tachibana Aaronofficer: CFO AND COOOption22,419$5.32
Jun 26, 2026Tachibana Aaronofficer: CFO AND COOOption28,832$9.16
Jun 26, 2026Tachibana Aaronofficer: CFO AND COOSell51,251$13.18
Jun 26, 2026Hall Christopher Mdirector, officer: Chief Executive OfficerOption100,000$1.61
Jun 11, 2026EASTHAM KARINdirectorGrant6,250
Jun 5, 2026Tachibana Aaronofficer: CFO AND COOSell40,000$12.01
Jun 5, 2026Tachibana Aaronofficer: CFO AND COOOption40,000$9.16
May 29, 2026Hall Christopher Mdirector, officer: Chief Executive OfficerSell80,091$11.02
May 29, 2026Tachibana Aaronofficer: CFO AND COOSell38,799$11.58
May 29, 2026Tachibana Aaronofficer: CFO AND COOOption38,799$9.16
May 29, 2026Hall Christopher Mdirector, officer: Chief Executive OfficerOption80,091$1.61
May 29, 2026Hall Christopher Mdirector, officer: Chief Executive OfficerOption19,909$1.61
May 14, 2026MYERS WOODROW A JRdirectorGrant37,500$6.04
May 14, 2026MYERS WOODROW A JRdirectorGrant6,250
May 14, 2026Bloom Olivia KyusukdirectorGrant37,500$6.04
May 14, 2026Bloom Olivia KyusukdirectorGrant6,250
May 14, 2026Shoff LonniedirectorGrant37,500$6.04
May 14, 2026Shoff LonniedirectorGrant6,250
May 14, 2026WIDDER KENNETH JdirectorGrant37,500$6.04
May 14, 2026WIDDER KENNETH JdirectorGrant6,250
May 14, 2026BOWMAN A BLAINEdirectorGrant37,500$6.04
May 14, 2026BOWMAN A BLAINEdirectorGrant6,250
May 14, 2026EASTHAM KARINdirectorGrant37,500$6.04
May 14, 2026EASTHAM KARINdirectorGrant6,250
Mar 17, 2026Chen Richardofficer: President and CMOGrant281,250$6.72
Mar 17, 2026Tachibana Aaronofficer: CFO AND COOGrant34,375
Mar 17, 2026Tachibana Aaronofficer: CFO AND COOGrant206,250$6.72

Source: PSNL SEC Form 4 filings, latest Jun 29, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their PSNL positions over the last 6 months (SEC Form 13F).

Increased
84
New positions
66
Reduced
79
Sold out
32
Largest moves
InstitutionActionSharesFiled
MERCK & CO., INC.Unchanged14.0MFeb 17, 2026
MERCK & CO., INC.Unchanged14.0MMay 13, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.Increased10.8MFeb 19, 2026
LIGHTSPEED MANAGEMENT COMPANY, L.L.C.Unchanged8.2MFeb 17, 2026
LIGHTSPEED MANAGEMENT COMPANY, L.L.C.Unchanged8.2MMay 15, 2026
ARK INVESTMENT MANAGEMENT LLCIncreased7.9MMay 12, 2026
ARK INVESTMENT MANAGEMENT LLCReduced7.9MFeb 11, 2026
AMERIPRISE FINANCIAL INCIncreased7.6MMay 15, 2026
AMERIPRISE FINANCIAL INCIncreased6.3MFeb 17, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position5.7MMay 15, 2026
BLACKROCK, INC.Increased5.4MMay 13, 2026
BLACKROCK, INC.Reduced5.3MFeb 12, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.Reduced4.8MMay 15, 2026
ABRDN PLCIncreased3.5MApr 29, 2026
VANGUARD GROUP INCIncreased3.3MJan 29, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.