Aaron Tachibana

PSNL

Aaron Tachibana serves as CFO AND COO at Personalis, Inc. (PSNL). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

38 trades

$838.1K

Net Position

Net Seller

$838.1K

Companies Traded

PSNL

Active Period

Mar 2021 – Jan 2026

38 total trades

Most Recent

Sell PSNL

Jan 22, 2026 · $13.8K

Aaron Tachibana's Insider Trading at Personalis, Inc. (PSNL)

Buys

0 · $0.00

Sells

38 · $838.1K

Total Shares Bought

Total Shares Sold

114,976

PSNL Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Jan 22, 2026	Sell	1,201	$11.50	$13.8K	0
Jul 28, 2025	Sell	641	$6.57	$4.2K	0
Jan 30, 2025	Sell	708	$5.79	$4.1K	166,390
Dec 18, 2024	Sell	6,865	$3.82	$26.2K	167,098
Nov 20, 2024	Sell	1,307	$3.79	$5.0K	173,963
Aug 1, 2024	Sell	742	$2.97	$2.2K	175,270
Jun 20, 2024	Sell	7,176	$1.29	$9.3K	176,012
May 21, 2024	Sell	1,333	$1.38	$1.8K	183,188
Jan 31, 2024	Sell	716	$1.37	$980.92	184,521
Dec 19, 2023	Sell	6,747	$1.47	$9.9K	185,237
Nov 20, 2023	Sell	1,344	$1.04	$1.4K	191,984
Aug 2, 2023	Sell	662	$2.26	$1.5K	193,328
Jun 21, 2023	Sell	6,904	$2.07	$14.3K	193,990
May 19, 2023	Sell	1,389	$1.98	$2.8K	200,894
Mar 21, 2023	Sell	3,945	$2.83	$11.2K	202,283
Feb 2, 2023	Sell	767	$2.20	$1.7K	206,228
Dec 22, 2022	Sell	3,843	$1.92	$7.4K	206,995
Dec 19, 2022	Sell	7,177	$2.50	$17.9K	210,838
Dec 6, 2022	Sell	4,360	$2.60	$11.3K	218,015
Nov 18, 2022	Sell	1,294	$2.71	$3.5K	222,375
Sep 22, 2022	Sell	3,474	$3.48	$12.1K	223,669
Sep 8, 2022	Sell	4,168	$3.33	$13.9K	227,143
Aug 1, 2022	Sell	632	$3.91	$2.5K	231,311
Jun 21, 2022	Sell	3,440	$3.29	$11.3K	231,943
Jun 17, 2022	Sell	6,818	$3.24	$22.1K	235,383
Jun 6, 2022	Sell	4,187	$3.59	$15.0K	242,201
May 18, 2022	Sell	1,286	$4.86	$6.2K	246,388
Mar 4, 2022	Sell	4,511	$10.18	$45.9K	251,441
Feb 1, 2022	Sell	705	$9.93	$7.0K	255,952
Dec 20, 2021	Sell	3,437	$12.80	$44.0K	256,657
Dec 6, 2021	Sell	4,184	$12.92	$54.1K	180,094
Nov 19, 2021	Sell	1,253	$17.04	$21.4K	184,278
Sep 21, 2021	Sell	3,152	$21.25	$67.0K	185,531
Sep 7, 2021	Sell	3,820	$21.92	$83.7K	188,683
Jun 22, 2021	Sell	2,421	$22.75	$55.1K	182,503
Jun 4, 2021	Sell	2,899	$21.57	$62.5K	184,924
Mar 19, 2021	Sell	2,446	$26.73	$65.4K	167,823
Mar 4, 2021	Sell	3,022	$32.60	$98.5K	170,269

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