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United States Biotechnology & Medical Research

Personalis Inc (PSNL)

Track

Over the last 90 days, Personalis Inc. has seen significant insider selling, totaling over $3.3 million. Notably, officers and the CEO have engaged in multiple proposed and planned sales. There were no insider purchases recorded during this period. The company's stock has experienced a notable increase of 48.3% in the last 90 days.
Stock chart
Ticker: PSNL Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Tachibana Aaron
CFO AND COO
1 sale — total 100,000 USD
Planned sale 4 Jun 2026
Value US$1,714,787.78 | Price 252.04 | Shares 78,572
Proposed sale 4 Jun 2026
Value US$4,284,132.47 | Price 261.55 | Shares 76,478
Planned sale 29 May 2026
Value US$882,602.82 | Price 11.02 | Shares 80,091
Planned sale 29 May 2026
Value US$449,292.42 | Price 11.58 | Shares 38,799
Proposed sale 29 May 2026
Value US$426,013.02 | Price 10.98 | Shares 38,799
Planned sale 28 May 2026
Value US$219,397.18 | Price 11.02 | Shares 19,909
Proposed sale 28 May 2026
Value US$949,000.00 | Price 9.49 | Shares 100,000
Planned sale 22 Jan 2026
Value US$13,811.50 | Price 11.50 | Shares 1,201
Proposed sale 22 Jan 2026
Value US$386,000.00 | Price 9.65 | Shares 40,000
Buy 22 Dec 2025
Value US$250,040.00 | Price 8.93 | Shares 28,000
Buy 19 Dec 2025
Value US$248,687.99 | Price 8.39 | Shares 29,641
Buy 18 Dec 2025
Value US$248,611.30 | Price 7.91 | Shares 31,430
Buy 17 Dec 2025
Value US$248,769.00 | Price 7.86 | Shares 31,650
Buy 25 Nov 2025
Value US$152,768.00 | Price 11.00 | Shares 13,888
Buy 25 Nov 2025
Value US$97,896.96 | Price 10.08 | Shares 9,712
Planned sale 25 Nov 2025
Value US$1,117,541.04 | Price 10.78 | Shares 103,668
Proposed sale 25 Nov 2025
Value US$1,035,643.32 | Price 9.99 | Shares 103,668
Buy 24 Nov 2025
Value US$248,970.75 | Price 9.87 | Shares 25,225
Buy 21 Nov 2025
Value US$161,674.26 | Price 9.74 | Shares 16,599
Buy 21 Nov 2025
Value US$87,516.00 | Price 8.84 | Shares 9,900
Buy 20 Nov 2025
Value US$248,777.01 | Price 8.63 | Shares 28,827
Buy 19 Nov 2025
Value US$248,837.40 | Price 8.12 | Shares 30,645
Buy 18 Nov 2025
Value US$496,632.50 | Price 7.67 | Shares 64,750
Sale 3 Nov 2025
Value US$266,211.88 | Price 8.99 | Shares 29,612
Sale 28 Jul 2025
Value US$4,211.37 | Price 6.57 | Shares 641
Sale 28 Jul 2025
Value US$2,969.64 | Price 6.57 | Shares 452
Planned sale 16 May 2025
Value US$4,504.50 | Price 4.95 | Shares 910
Sale 16 May 2025
Value US$6,390.45 | Price 4.95 | Shares 1,291
Sale 16 May 2025
Value US$8,291.25 | Price 4.95 | Shares 1,675
Sale 28 Jan 2025
Value US$4,099.32 | Price 5.79 | Shares 708
Sale 28 Jan 2025
Value US$3,005.01 | Price 5.79 | Shares 519
Sale 16 Dec 2024
Value US$18,465.88 | Price 3.82 | Shares 4,834
Sale 16 Dec 2024
Value US$5,779.66 | Price 3.82 | Shares 1,513
Sale 16 Dec 2024
Value US$26,224.30 | Price 3.82 | Shares 6,865
Sale 18 Nov 2024
Value US$6,416.47 | Price 3.79 | Shares 1,693
Planned sale 18 Nov 2024
Value US$3,490.59 | Price 3.79 | Shares 921
Sale 18 Nov 2024
Value US$4,953.53 | Price 3.79 | Shares 1,307
Sale 1 Nov 2024
Value US$142,263.34 | Price 5.38 | Shares 26,443
Buy 16 Aug 2024
Value US$17,745,000.00 | Price 5.07 | Shares 3,500,000
Sale 30 Jul 2024
Value US$1,556.28 | Price 2.97 | Shares 524
Sale 30 Jul 2024
Value US$2,203.74 | Price 2.97 | Shares 742
Sale 17 Jun 2024
Value US$2,044.65 | Price 1.29 | Shares 1,585
Sale 17 Jun 2024
Value US$6,520.95 | Price 1.29 | Shares 5,055
Sale 17 Jun 2024
Value US$9,257.04 | Price 1.29 | Shares 7,176
Sale 17 May 2024
Value US$1,839.54 | Price 1.38 | Shares 1,333
Planned sale 17 May 2024
Value US$1,297.20 | Price 1.38 | Shares 940
Sale 17 May 2024
Value US$2,388.78 | Price 1.38 | Shares 1,731
Sale 17 May 2024
Value US$2,388.78 | Price 1.38 | Shares 1,731
Sale 30 Apr 2024
Value US$6,196.51 | Price 1.37 | Shares 4,523
Buy 1 Mar 2024
Value US$16,700.00 | Price 1.67 | Shares 10,000
Sale 29 Jan 2024
Value US$720.62 | Price 1.37 | Shares 526
Sale 29 Jan 2024
Value US$980.92 | Price 1.37 | Shares 716
Planned sale 15 Dec 2023
Value US$6,920.76 | Price 1.47 | Shares 4,708
Sale 15 Dec 2023
Value US$9,918.09 | Price 1.47 | Shares 6,747
Sale 15 Dec 2023
Value US$2,169.72 | Price 1.47 | Shares 1,476
Sale 16 Nov 2023
Value US$1,397.76 | Price 1.04 | Shares 1,344
Sale 16 Nov 2023
Value US$977.60 | Price 1.04 | Shares 940
Sale 16 Nov 2023
Value US$1,790.88 | Price 1.04 | Shares 1,722
Sale 1 Nov 2023
Value US$19,026.87 | Price 0.93 | Shares 20,459
Sale 31 Jul 2023
Value US$1,096.10 | Price 2.26 | Shares 485
Sale 31 Jul 2023
Value US$1,496.12 | Price 2.26 | Shares 662
Sale 16 Jun 2023
Value US$9,971.19 | Price 2.07 | Shares 4,817
Sale 16 Jun 2023
Value US$14,291.28 | Price 2.07 | Shares 6,904
Sale 16 Jun 2023
Value US$3,123.63 | Price 2.07 | Shares 1,509
Sale 17 May 2023
Value US$1,922.58 | Price 1.98 | Shares 971
Sale 17 May 2023
Value US$3,526.38 | Price 1.98 | Shares 1,781
Sale 17 May 2023
Value US$2,750.22 | Price 1.98 | Shares 1,389
Sale 2 May 2023
Value US$11,683.58 | Price 2.29 | Shares 5,102
Sale 17 Mar 2023
Value US$11,164.35 | Price 2.83 | Shares 3,945
Sale 17 Mar 2023
Value US$3,718.62 | Price 2.83 | Shares 1,314
Sale 31 Jan 2023
Value US$1,687.40 | Price 2.20 | Shares 767
Sale 31 Jan 2023
Value US$1,236.40 | Price 2.20 | Shares 562
Sale 20 Dec 2022
Value US$3,360.00 | Price 1.92 | Shares 1,750
Sale 20 Dec 2022
Value US$7,378.56 | Price 1.92 | Shares 3,843
Sale 15 Dec 2022
Value US$17,942.50 | Price 2.50 | Shares 7,177
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-05 2026-06-04 PlS Planned sale
3.4
Tachibana Aaron

CFO AND COO

Officer
78,572 -17.3%
252.04
US$1,714,788 		78,572 -17.3% 252.04 US$1,714,788
2026-06-04 2026-06-04 PrS Proposed sale
3.4
AARON TACHIBANA

Officer

Officer
76,478
261.55
US$4,284,132 		76,478 261.55 US$4,284,132
2026-05-29 2026-05-29 PlS Planned sale
2.7
Hall Christopher M

Chief Executive Officer

Executive Director
26,395 +43.4%
16.94
US$1,466,646 		26,395 +43.4% 16.94 US$1,466,646
2026-05-29 2026-05-29 PlS Planned sale
3.4
Tachibana Aaron

CFO AND COO

Officer
38,799 -16.3%
11.58
US$449,292 		38,799 -16.3% 11.58 US$449,292
2026-05-29 2026-05-29 PrS Proposed sale
3.4
AARON TACHIBANA

Officer

Officer
38,799
10.98
US$426,013 		38,799 10.98 US$426,013
2026-05-29 2026-05-28 PlS Planned sale
2.7
Hall Christopher M

Chief Executive Officer

Executive Director
19,909 -7.8%
11.02
US$219,397 		19,909 -7.8% 11.02 US$219,397
2026-05-28 2026-05-28 PrS Proposed sale
2.7
CHRISTOPHER HALL

Director; Officer

Executive Director
100,000
9.49
US$949,000 		100,000 9.49 US$949,000
2026-01-23 2026-01-22 PlS Planned sale
3.4
Tachibana Aaron

CFO AND COO

Officer
1,201 -0.7%
11.50
US$13,812 		1,201 -0.7% 11.50 US$13,812
2026-01-22 2026-01-22 PrS Proposed sale
3.4
AARON L TACHIBANA

Officer

Officer
40,000
9.65
US$386,000 		40,000 9.65 US$386,000
2026-02-13 2025-12-22 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
28,000 +0.2%
8.93
US$250,040 		28,000 +0.2% 8.93 US$250,040
2026-02-13 2025-12-19 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
29,641 +0.2%
8.39
US$248,688 		29,641 +0.2% 8.39 US$248,688
2026-02-13 2025-12-18 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
31,430 +0.2%
7.91
US$248,611 		31,430 +0.2% 7.91 US$248,611
2026-02-13 2025-12-17 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
31,650 +0.2%
7.86
US$248,769 		31,650 +0.2% 7.86 US$248,769
2026-02-13 2025-11-25 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
13,888 +0.1%
11.00
US$152,768 		13,888 +0.1% 11.00 US$152,768
2026-02-13 2025-11-25 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
9,712 +0.1%
10.08
US$97,897 		9,712 +0.1% 10.08 US$97,897
2025-11-28 2025-11-25 PlS Planned sale
3.4
Tachibana Aaron

CFO AND COO

Officer
103,668 -38.7%
10.78
US$1,117,541 		103,668 -38.7% 10.78 US$1,117,541
2025-11-25 2025-11-25 PrS Proposed sale
3.4
AARON L TACHIBANA

Officer

Officer
103,668
9.99
US$1,035,643 		103,668 9.99 US$1,035,643
2026-02-13 2025-11-24 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
25,225 +0.2%
9.87
US$248,971 		25,225 +0.2% 9.87 US$248,971
2026-02-13 2025-11-21 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
16,599 +0.1%
9.74
US$161,674 		16,599 +0.1% 9.74 US$161,674
2026-02-13 2025-11-21 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
9,900 +0.1%
8.84
US$87,516 		9,900 +0.1% 8.84 US$87,516
2026-02-13 2025-11-20 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
28,827 +0.2%
8.63
US$248,777 		28,827 +0.2% 8.63 US$248,777
2026-02-13 2025-11-19 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
30,645 +0.2%
8.12
US$248,837 		30,645 +0.2% 8.12 US$248,837
2026-02-13 2025-11-18 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
64,750 +0.5%
7.67
US$496,632 		64,750 +0.5% 7.67 US$496,632
2025-11-05 2025-11-03 S Sale
2.7
Hall Christopher M

PRESIDENT AND CEO

Executive Director
29,612 -16.6%
8.99
US$266,212 		29,612 -16.6% 8.99 US$266,212
2025-07-30 2025-07-28 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
641 -0.4%
6.57
US$4,211 		641 -0.4% 6.57 US$4,211
2025-07-30 2025-07-28 S Sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
452 -0.4%
6.57
US$2,970 		452 -0.4% 6.57 US$2,970
2025-05-20 2025-05-16 PlS Planned sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
910 -0.7%
4.95
US$4,504 		910 -0.7% 4.95 US$4,504
2025-05-20 2025-05-16 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
1,291 -0.8%
4.95
US$6,390 		1,291 -0.8% 4.95 US$6,390
2025-05-20 2025-05-16 S Sale
3.0
Moore Stephen Michael

SVP and Chief Legal Officer

Officer
1,675 -2.5%
4.95
US$8,291 		1,675 -2.5% 4.95 US$8,291
2025-01-30 2025-01-28 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
708 -0.4%
5.79
US$4,099 		708 -0.4% 5.79 US$4,099
2025-01-30 2025-01-28 S Sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
519 -0.4%
5.79
US$3,005 		519 -0.4% 5.79 US$3,005
2024-12-18 2024-12-16 S Sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
4,834 -3.8%
3.82
US$18,466 		4,834 -3.8% 3.82 US$18,466
2024-12-18 2024-12-16 S Sale
3.0
Moore Stephen Michael

SVP and Chief Legal Officer

Officer
1,513 -2.2%
3.82
US$5,780 		1,513 -2.2% 3.82 US$5,780
2024-12-18 2024-12-16 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
6,865 -3.9%
3.82
US$26,224 		6,865 -3.9% 3.82 US$26,224
2024-11-20 2024-11-18 S Sale
3.0
Moore Stephen Michael

SVP and Chief Legal Officer

Officer
1,693 -2.5%
3.79
US$6,416 		1,693 -2.5% 3.79 US$6,416
2024-11-20 2024-11-18 PlS Planned sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
921 -0.7%
3.79
US$3,491 		921 -0.7% 3.79 US$3,491
2024-11-20 2024-11-18 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
1,307 -0.7%
3.79
US$4,954 		1,307 -0.7% 3.79 US$4,954
2024-11-05 2024-11-01 S Sale
2.7
Hall Christopher M

PRESIDENT AND CEO

Executive Director
26,443 -12.9%
5.38
US$142,263 		26,443 -12.9% 5.38 US$142,263
2024-08-20 2024-08-16 B Purchase
2.2
Tempus AI, Inc.
Large shareholder
3,500,000 +38.0%
5.07
US$17,745,000 		3,500,000 +38.0% 5.07 US$17,745,000
2024-08-01 2024-07-30 S Sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
524 -0.4%
2.97
US$1,556 		524 -0.4% 2.97 US$1,556
2024-08-01 2024-07-30 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
742 -0.4%
2.97
US$2,204 		742 -0.4% 2.97 US$2,204
2024-06-20 2024-06-17 S Sale
3.0
Moore Stephen Michael

SVP and Chief Legal Officer

Officer
1,585 -2.2%
1.29
US$2,045 		1,585 -2.2% 1.29 US$2,045
2024-06-20 2024-06-17 S Sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
5,055 -3.8%
1.29
US$6,521 		5,055 -3.8% 1.29 US$6,521
2024-06-20 2024-06-17 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
7,176 -3.9%
1.29
US$9,257 		7,176 -3.9% 1.29 US$9,257
2024-05-21 2024-05-17 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
1,333 -0.7%
1.38
US$1,840 		1,333 -0.7% 1.38 US$1,840
2024-05-21 2024-05-17 PlS Planned sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
940 -0.7%
1.38
US$1,297 		940 -0.7% 1.38 US$1,297
2024-05-21 2024-05-17 S Sale
3.0
Moore Stephen Michael

SVP and Chief Legal Officer

Officer
1,731 -2.4%
1.38
US$2,389 		1,731 -2.4% 1.38 US$2,389
2024-05-21 2024-05-17 S Sale
3.0
Moore Stephen Michael

SVP and Chief Legal Officer

Officer
1,731 -2.4%
1.38
US$2,389 		1,731 -2.4% 1.38 US$2,389
2024-05-02 2024-04-30 S Sale
3.0
Moore Stephen Michael

SVP and Chief Legal Officer

Officer
4,523 -5.9%
1.37
US$6,197 		4,523 -5.9% 1.37 US$6,197
2024-03-05 2024-03-01 B Purchase
0.6
MYERS WOODROW A JR
Non-Executive Director
10,000 +62.1%
1.67
US$16,700 		10,000 +62.1% 1.67 US$16,700
2024-01-31 2024-01-29 S Sale
3.1
Chen Richard

CHIEF MEDICAL OFFICER AND EVP

Officer
526 -0.4%
1.37
US$721 		526 -0.4% 1.37 US$721
2024-01-31 2024-01-29 S Sale
3.4
Tachibana Aaron

CFO AND COO

Officer
716 -0.4%
1.37
US$981 		716 -0.4% 1.37 US$981
2023-12-19 2023-12-15 PlS Planned sale
3.1
Chen Richard

Chief Medical Officer and EVP

Officer
4,708 -3.5%
1.47
US$6,921 		4,708 -3.5% 1.47 US$6,921
2023-12-19 2023-12-15 S Sale
3.4
Tachibana Aaron

CFO and COO

Officer
6,747 -3.5%
1.47
US$9,918 		6,747 -3.5% 1.47 US$9,918
2023-12-19 2023-12-15 S Sale
3.0
Moore Stephen Michael

General Counsel

Officer
1,476 -1.9%
1.47
US$2,170 		1,476 -1.9% 1.47 US$2,170
2023-11-20 2023-11-16 S Sale
3.4
Tachibana Aaron

CFO and COO

Officer
1,344 -0.7%
1.04
US$1,398 		1,344 -0.7% 1.04 US$1,398
2023-11-20 2023-11-16 S Sale
3.1
Chen Richard

Chief Medical Officer and EVP

Officer
940 -0.8%
1.04
US$978 		940 -0.8% 1.04 US$978
2023-11-20 2023-11-16 S Sale
3.0
Moore Stephen Michael

General Counsel

Officer
1,722 -2.1%
1.04
US$1,791 		1,722 -2.1% 1.04 US$1,791
2023-11-03 2023-11-01 S Sale
2.7
Hall Christopher M

President and CEO

Executive Director
20,459 -9.1%
0.93
US$19,027 		20,459 -9.1% 0.93 US$19,027
2023-08-02 2023-07-31 S Sale
3.1
Chen Richard

Chief Medical Officer and EVP

Officer
485 -0.4%
2.26
US$1,096 		485 -0.4% 2.26 US$1,096
2023-08-02 2023-07-31 S Sale
3.4
Tachibana Aaron

CFO and COO

Officer
662 -0.3%
2.26
US$1,496 		662 -0.3% 2.26 US$1,496
2023-06-21 2023-06-16 S Sale
3.1
Chen Richard

Chief Medical Officer and EVP

Officer
4,817 -3.7%
2.07
US$9,971 		4,817 -3.7% 2.07 US$9,971
2023-06-21 2023-06-16 S Sale
3.4
Tachibana Aaron

CFO and COO

Officer
6,904 -3.4%
2.07
US$14,291 		6,904 -3.4% 2.07 US$14,291
2023-06-21 2023-06-16 S Sale
3.0
Moore Stephen Michael

General Counsel

Officer
1,509 -1.8%
2.07
US$3,124 		1,509 -1.8% 2.07 US$3,124
2023-05-19 2023-05-17 S Sale
3.1
Chen Richard

Chief Medical Officer and EVP

Officer
971 -0.7%
1.98
US$1,923 		971 -0.7% 1.98 US$1,923
2023-05-19 2023-05-17 S Sale
3.0
Moore Stephen Michael

General Counsel

Officer
1,781 -2.1%
1.98
US$3,526 		1,781 -2.1% 1.98 US$3,526
2023-05-19 2023-05-17 S Sale
3.4
Tachibana Aaron

CFO and COO

Officer
1,389 -0.7%
1.98
US$2,750 		1,389 -0.7% 1.98 US$2,750
2023-05-04 2023-05-02 S Sale
3.0
Moore Stephen Michael

General Counsel

Officer
5,102 -5.8%
2.29
US$11,684 		5,102 -5.8% 2.29 US$11,684
2023-03-21 2023-03-17 S Sale
3.4
Tachibana Aaron

CFO and COO

Officer
3,945 -1.9%
2.83
US$11,164 		3,945 -1.9% 2.83 US$11,164
2023-03-21 2023-03-17 S Sale
3.1
Chen Richard

Chief Medical Officer and EVP

Officer
1,314 -1.0%
2.83
US$3,719 		1,314 -1.0% 2.83 US$3,719
2023-02-02 2023-01-31 S Sale
3.4
Tachibana Aaron

Chief Financial Officer

Officer
767 -0.4%
2.20
US$1,687 		767 -0.4% 2.20 US$1,687
2023-02-02 2023-01-31 S Sale
3.1
Chen Richard

Chief Medical Officer

Officer
562 -0.4%
2.20
US$1,236 		562 -0.4% 2.20 US$1,236
2022-12-22 2022-12-20 S Sale
3.1
Chen Richard

Chief Medical Officer

Officer
1,750 -1.3%
1.92
US$3,360 		1,750 -1.3% 1.92 US$3,360
2022-12-22 2022-12-20 S Sale
3.4
Tachibana Aaron

Chief Financial Officer

Officer
3,843 -1.8%
1.92
US$7,379 		3,843 -1.8% 1.92 US$7,379
2022-12-19 2022-12-15 S Sale
3.4
Tachibana Aaron

Chief Financial Officer

Officer
7,177 -3.3%
2.50
US$17,942 		7,177 -3.3% 2.50 US$17,942
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