Personalis (PSNL) stock: insider trades, news & valuation
Net sellingShare price and insider trades
Personalis insider trading at a glance (Oct 9, 2026): in the past 12 months, 1 insider bought $2.7M and 4 sold $8.8M of PSNL stock on the open market.
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PSNL insider buying and selling by quarter
Open-market purchases (green, above the line) and sales (red, below), by trade date.
| Quarter | Bought | Purchases | Sold | Sales |
|---|---|---|---|---|
| Q4 2026 | — | 0 | — | 0 |
| Q3 2026 | — | 0 | $3.3M | 6 |
| Q2 2026 | — | 0 | $4.1M | 7 |
| Q1 2026 | — | 0 | $14K | 1 |
| Q4 2025 | $2.7M | 12 | $1.4M | 2 |
Valuation, profit and volume
Summary
Over the past 12 months, 1 Personalis, Inc. insider reported open-market purchases totaling $2.7M, while 4 insiders reported sales totaling $8.8M. 11 of 16 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
Insider transactions
Open-market purchases and sales.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Sep 22SEC | Christopher M HallCEO | Sell | 7,459228,527 held (−3%) | $16.22 | $121K | -1.4% | — |
| Sep 22SEC | Richard ChenPresident | Sell | 3,998169,882 held (−2%) | $16.22 | $65K | -1.4% | — |
| Sep 22SEC | Aaron TachibanaCFO, COO | Sell | 2,931195,902 held (−1%) | $16.22 | $48K | -1.4% | — |
| Sep 22SEC | Stephen Michael MooreGeneral Counsel | Sell | 2,06890,257 held (−2%) | $16.22 | $34K | -1.4% | — |
| Jul 15SEC | Richard ChenPresident | Sell Plan | 100,000173,880 held (−37%) | $15.15 | $1.5M | +5.6% | — |
| Jul 9SEC | Christopher M HallCEO | Sell Plan | 100,000235,986 held (−30%) | $15.08 | $1.5M | +6.1% | — |
| Jun 29SEC | Aaron TachibanaCFO, COO | Sell Plan | 4,982198,833 held (−2%) | $14.00 | $70K | +14.3% | — |
| Jun 26SEC | Christopher M HallCEO | Sell Plan | 100,000235,986 held (−30%) | $13.15 | $1.3M | +21.7% | — |
| Jun 26SEC | Aaron TachibanaCFO, COO | Sell Plan | 51,251198,833 held (−20%) | $13.18 | $675K | +21.4% | — |
| Jun 5SEC | Aaron TachibanaCFO, COO | Sell Plan | 40,000198,833 held (−17%) | $12.01 | $480K | +33.2% | — |
| May 29SEC | Christopher M HallCEO | Sell Plan | 80,091235,986 held (−25%) | $11.02 | $883K | +45.2% | — |
| May 29SEC | Aaron TachibanaCFO, COO | Sell Plan | 38,799198,833 held (−16%) | $11.58 | $449K | +38.2% | — |
| May 29SEC | Christopher M HallCEO | Sell Plan | 19,909235,986 held (−8%) | $11.02 | $219K | +45.2% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 64,75012,783,550 held (+1%) | $7.67 | $497K | +108.6% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 28,00013,039,067 held (+0%) | $8.93 | $250K | +79.2% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 25,22512,894,746 held (+0%) | $9.87 | $249K | +62.1% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 30,64512,814,195 held (+0%) | $8.12 | $249K | +97.0% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 28,82712,843,022 held (+0%) | $8.63 | $249K | +85.4% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 31,65012,949,996 held (+0%) | $7.86 | $249K | +103.6% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 29,64113,011,067 held (+0%) | $8.39 | $249K | +90.7% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 31,43012,981,426 held (+0%) | $7.91 | $249K | +102.3% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 16,59912,869,521 held (+0%) | $9.74 | $162K | +64.3% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 13,88812,918,346 held (+0%) | $11.00 | $153K | +45.5% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 9,71212,904,458 held (+0%) | $10.08 | $98K | +58.7% | — |
| Feb 13SEC | Tempus Ai, Inc.10% Owner | Buy | 9,90012,852,922 held (+0%) | $8.84 | $88K | +81.0% | — |
| Jan 23SEC | Aaron TachibanaCFO, COO | Sell Plan | 1,201164,458 held (−1%) | $11.50 | $14K | +39.1% | — |
| Nov 28SEC | Aaron TachibanaCFO, COO | Sell Plan | 103,668164,458 held (−39%) | $10.78 | $1.1M | +48.4% | — |
| Nov 5SEC | Christopher M HallCEO, President | Sell | 29,612148,486 held (−17%) | $8.99 | $266K | +78.0% | — |
Insiders at Personalis, Inc.
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| Tempus Ai, Inc.10% Owner | $2.7M | — | Feb 13, 2026 | — |
| Christopher M HallCEO | — | $4.3M | Sep 22, 2026 | — |
| Aaron TachibanaCFO, COO | — | $2.9M | Sep 22, 2026 | — |
| Richard ChenPresident | — | $1.6M | Sep 22, 2026 | — |
| Stephen Michael MooreGeneral Counsel | — | $34K | Sep 22, 2026 | — |
PSNL stock: common questions
Are Personalis, Inc. insiders buying PSNL stock?
In the past 12 months, 1 insiders reported open-market purchases of PSNL worth $2.7M. The latest was 10% Owner Tempus Ai, Inc. bought $497K of PSNL at $7.67 — first open-market purchase in our records.
Are Personalis, Inc. insiders selling PSNL stock?
4 insiders reported sales worth $8.8M over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.
What is PSNL's 52-week range?
Over the past year PSNL has traded between $5.04 and $18.38. It last closed at $16.00 on Oct 9, 2026.