PSNL
Personalis, Inc.$9.54+0.12 (+1.27%)Prev Close$9.42·MCap$954.6M·P/E—·Vol1.60M·Yield—
▲
Buys (12M)
1
$2.74M
▼
Sells (12M)
6
$2.10M
◆
Net Activity
Net Buyer
$642.7K
●
Active Insiders
3
last 12 mo
Over the past 12 months, insider activity at Personalis, Inc. (PSNL) has been mixed between buying and selling, with 1 insider purchase totaling $2.74M and 6 insider sales totaling $2.10M. The most recent insider transaction was by Tachibana Aaron (officer: CFO AND COO), who sold $480.4K worth of shares on Jun 5, 2026. Personalis, Inc. operates in the Healthcare sector, within the Medical - Diagnostics & Research industry, with a market cap of $954.6M.
PSNL Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 5, 2026 | Tachibana Aaron | officer: CFO AND COO | Sell | 40,000 | $12.01 | $480.4K | 198,833 |
| May 29, 2026 | Tachibana Aaron | officer: CFO AND COO | Sell | 38,799 | $11.58 | $449.3K | 198,833 |
| May 29, 2026 | Hall Christopher M | director, officer: Chief Executive Officer | Sell | 80,091 | $11.02 | $882.6K | 235,986-25% |
| Feb 13, 2026 | Tempus AI, Inc. | 10 percent owner | Buy | 320,267 | $8.55 | $2.74M | 13,039,067 |
| Jan 22, 2026 | Tachibana Aaron | CFO AND COO | Sell | 1,201 | $11.50 | $13.8K | 0 |
| Nov 3, 2025 | Hall Christopher M | PRESIDENT AND CEO | Sell | 29,612 | $8.99 | $266.2K | 0 |
| Jul 28, 2025 | Tachibana Aaron | CFO AND COO | Sell | 641 | $6.57 | $4.2K | 0 |
| May 16, 2025 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,675 | $4.95 | $8.3K | 0 |
| Jan 30, 2025 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 519 | $5.79 | $3.0K | 123,367 |
| Jan 30, 2025 | Tachibana Aaron | CFO AND COO | Sell | 708 | $5.79 | $4.1K | 166,390 |
| Dec 18, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 4,834 | $3.82 | $18.5K | 123,886 |
| Dec 18, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,513 | $3.82 | $5.8K | 65,875 |
| Dec 18, 2024 | Tachibana Aaron | CFO AND COO | Sell | 6,865 | $3.82 | $26.2K | 167,098 |
| Nov 20, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 921 | $3.79 | $3.5K | 128,720 |
| Nov 20, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,693 | $3.79 | $6.4K | 67,388 |
| Nov 20, 2024 | Tachibana Aaron | CFO AND COO | Sell | 1,307 | $3.79 | $5.0K | 173,963 |
| Nov 5, 2024 | Hall Christopher M | PRESIDENT AND CEO | Sell | 26,443 | $5.38 | $142.3K | 178,098 |
| Aug 20, 2024 | Tempus AI, Inc. | 10% Owner | Buy | 3,500,000 | $5.07 | $17.75M3.9% OS | 12,718,800+38% |
| Aug 1, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 524 | $2.97 | $1.6K | 127,227 |
| Aug 1, 2024 | Tachibana Aaron | CFO AND COO | Sell | 742 | $2.97 | $2.2K | 175,270 |
| Jun 20, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 5,055 | $1.29 | $6.5K | 127,751 |
| Jun 20, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,585 | $1.29 | $2.0K | 69,081 |
| Jun 20, 2024 | Tachibana Aaron | CFO AND COO | Sell | 7,176 | $1.29 | $9.3K | 176,012 |
| May 21, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 940 | $1.38 | $1.3K | 132,806 |
| May 21, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,731 | $1.38 | $2.4K | 70,666 |
| May 21, 2024 | Tachibana Aaron | CFO AND COO | Sell | 1,333 | $1.38 | $1.8K | 183,188 |
| May 2, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 4,523 | $1.37 | $6.2K | 72,397 |
| Mar 5, 2024 | MYERS WOODROW A JR | Buy | 10,000 | $1.67 | $16.7K | 26,116+62% | |
| Jan 31, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 526 | $1.37 | $720.62 | 128,870 |
| Jan 31, 2024 | Tachibana Aaron | CFO AND COO | Sell | 716 | $1.37 | $980.92 | 184,521 |
| Dec 19, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 4,708 | $1.47 | $6.9K | 129,396 |
| Dec 19, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,476 | $1.47 | $2.2K | 76,920 |
| Dec 19, 2023 | Tachibana Aaron | CFO and COO | Sell | 6,747 | $1.47 | $9.9K | 185,237 |
| Nov 20, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 940 | $1.04 | $977.60 | 124,104 |
| Nov 20, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,722 | $1.04 | $1.8K | 78,396 |
| Nov 20, 2023 | Tachibana Aaron | CFO and COO | Sell | 1,344 | $1.04 | $1.4K | 191,984 |
| Nov 3, 2023 | Hall Christopher M | President and CEO | Sell | 20,459 | $0.93 | $19.0K | 204,541 |
| Aug 2, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 485 | $2.26 | $1.1K | 125,044 |
| Aug 2, 2023 | Tachibana Aaron | CFO and COO | Sell | 662 | $2.26 | $1.5K | 193,328 |
| Jun 21, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 4,817 | $2.07 | $10.0K | 125,529 |
| Jun 21, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,509 | $2.07 | $3.1K | 80,118 |
| Jun 21, 2023 | Tachibana Aaron | CFO and COO | Sell | 6,904 | $2.07 | $14.3K | 193,990 |
| May 19, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 971 | $1.98 | $1.9K | 130,346 |
| May 19, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,781 | $1.98 | $3.5K | 81,627 |
| May 19, 2023 | Tachibana Aaron | CFO and COO | Sell | 1,389 | $1.98 | $2.8K | 200,894 |
| May 4, 2023 | Moore Stephen Michael | General Counsel | Sell | 5,102 | $2.29 | $11.7K | 83,408 |
| Mar 21, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 1,314 | $2.83 | $3.7K | 131,317 |
| Mar 21, 2023 | Tachibana Aaron | CFO and COO | Sell | 3,945 | $2.83 | $11.2K | 202,283 |
| Feb 2, 2023 | Chen Richard | Chief Medical Officer | Sell | 562 | $2.20 | $1.2K | 132,631 |
| Feb 2, 2023 | Tachibana Aaron | Chief Financial Officer | Sell | 767 | $2.20 | $1.7K | 206,228 |
Showing 1–50 of 111
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PSNL Insider Buying Activity
The following table shows recent insider purchases of Personalis, Inc. (PSNL) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Feb 13, 2026 | Tempus AI, Inc. | 10 percent owner | Buy | 320,267 | $8.55 | $2.74M | 13,039,067 |
| Aug 20, 2024 | Tempus AI, Inc. | 10% Owner | Buy | 3,500,000 | $5.07 | $17.75M3.9% OS | 12,718,800+38% |
| Mar 5, 2024 | MYERS WOODROW A JR | Buy | 10,000 | $1.67 | $16.7K | 26,116+62% |
PSNL Insider Selling Activity
The following table shows recent insider sales of Personalis, Inc. (PSNL) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 5, 2026 | Tachibana Aaron | officer: CFO AND COO | Sell | 40,000 | $12.01 | $480.4K | 198,833 |
| May 29, 2026 | Tachibana Aaron | officer: CFO AND COO | Sell | 38,799 | $11.58 | $449.3K | 198,833 |
| May 29, 2026 | Hall Christopher M | director, officer: Chief Executive Officer | Sell | 80,091 | $11.02 | $882.6K | 235,986-25% |
| Jan 22, 2026 | Tachibana Aaron | CFO AND COO | Sell | 1,201 | $11.50 | $13.8K | 0 |
| Nov 3, 2025 | Hall Christopher M | PRESIDENT AND CEO | Sell | 29,612 | $8.99 | $266.2K | 0 |
| Jul 28, 2025 | Tachibana Aaron | CFO AND COO | Sell | 641 | $6.57 | $4.2K | 0 |
| May 16, 2025 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,675 | $4.95 | $8.3K | 0 |
| Jan 30, 2025 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 519 | $5.79 | $3.0K | 123,367 |
| Jan 30, 2025 | Tachibana Aaron | CFO AND COO | Sell | 708 | $5.79 | $4.1K | 166,390 |
| Dec 18, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 4,834 | $3.82 | $18.5K | 123,886 |
| Dec 18, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,513 | $3.82 | $5.8K | 65,875 |
| Dec 18, 2024 | Tachibana Aaron | CFO AND COO | Sell | 6,865 | $3.82 | $26.2K | 167,098 |
| Nov 20, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 921 | $3.79 | $3.5K | 128,720 |
| Nov 20, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,693 | $3.79 | $6.4K | 67,388 |
| Nov 20, 2024 | Tachibana Aaron | CFO AND COO | Sell | 1,307 | $3.79 | $5.0K | 173,963 |
| Nov 5, 2024 | Hall Christopher M | PRESIDENT AND CEO | Sell | 26,443 | $5.38 | $142.3K | 178,098 |
| Aug 1, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 524 | $2.97 | $1.6K | 127,227 |
| Aug 1, 2024 | Tachibana Aaron | CFO AND COO | Sell | 742 | $2.97 | $2.2K | 175,270 |
| Jun 20, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 5,055 | $1.29 | $6.5K | 127,751 |
| Jun 20, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,585 | $1.29 | $2.0K | 69,081 |
| Jun 20, 2024 | Tachibana Aaron | CFO AND COO | Sell | 7,176 | $1.29 | $9.3K | 176,012 |
| May 21, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 940 | $1.38 | $1.3K | 132,806 |
| May 21, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 1,731 | $1.38 | $2.4K | 70,666 |
| May 21, 2024 | Tachibana Aaron | CFO AND COO | Sell | 1,333 | $1.38 | $1.8K | 183,188 |
| May 2, 2024 | Moore Stephen Michael | SVP and Chief Legal Officer | Sell | 4,523 | $1.37 | $6.2K | 72,397 |
| Jan 31, 2024 | Chen Richard | CHIEF MEDICAL OFFICER AND EVP | Sell | 526 | $1.37 | $720.62 | 128,870 |
| Jan 31, 2024 | Tachibana Aaron | CFO AND COO | Sell | 716 | $1.37 | $980.92 | 184,521 |
| Dec 19, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 4,708 | $1.47 | $6.9K | 129,396 |
| Dec 19, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,476 | $1.47 | $2.2K | 76,920 |
| Dec 19, 2023 | Tachibana Aaron | CFO and COO | Sell | 6,747 | $1.47 | $9.9K | 185,237 |
| Nov 20, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 940 | $1.04 | $977.60 | 124,104 |
| Nov 20, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,722 | $1.04 | $1.8K | 78,396 |
| Nov 20, 2023 | Tachibana Aaron | CFO and COO | Sell | 1,344 | $1.04 | $1.4K | 191,984 |
| Nov 3, 2023 | Hall Christopher M | President and CEO | Sell | 20,459 | $0.93 | $19.0K | 204,541 |
| Aug 2, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 485 | $2.26 | $1.1K | 125,044 |
| Aug 2, 2023 | Tachibana Aaron | CFO and COO | Sell | 662 | $2.26 | $1.5K | 193,328 |
| Jun 21, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 4,817 | $2.07 | $10.0K | 125,529 |
| Jun 21, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,509 | $2.07 | $3.1K | 80,118 |
| Jun 21, 2023 | Tachibana Aaron | CFO and COO | Sell | 6,904 | $2.07 | $14.3K | 193,990 |
| May 19, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 971 | $1.98 | $1.9K | 130,346 |
| May 19, 2023 | Moore Stephen Michael | General Counsel | Sell | 1,781 | $1.98 | $3.5K | 81,627 |
| May 19, 2023 | Tachibana Aaron | CFO and COO | Sell | 1,389 | $1.98 | $2.8K | 200,894 |
| May 4, 2023 | Moore Stephen Michael | General Counsel | Sell | 5,102 | $2.29 | $11.7K | 83,408 |
| Mar 21, 2023 | Chen Richard | Chief Medical Officer and EVP | Sell | 1,314 | $2.83 | $3.7K | 131,317 |
| Mar 21, 2023 | Tachibana Aaron | CFO and COO | Sell | 3,945 | $2.83 | $11.2K | 202,283 |
| Feb 2, 2023 | Chen Richard | Chief Medical Officer | Sell | 562 | $2.20 | $1.2K | 132,631 |
| Feb 2, 2023 | Tachibana Aaron | Chief Financial Officer | Sell | 767 | $2.20 | $1.7K | 206,228 |
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