AT
Insider
Aaron Tachibana
CFO AND COOAaron Tachibana (CFO AND COO) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in Personalis, Inc. (PSNL). The largest single filing was $1.1M of PSNL (103,668 sh × $10.78, as filed), executed Nov 25 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
4
0 buys · 4 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$2.7M
shares × price, as filed
Last traded
Jun 26
Filed Jun 26
Median ADV $59.3M across their filed names
Open performance→Volume by month
Buys $0
Sells $2.7M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
4 filings
Sector per market data · by filing · past 12 months
Most traded names
PSNLRecent filings
PSNLSALE
Personalis, Inc.
View filing →
$675K51,251 sh × $13.18
Exec Jun 26
Filed Jun 26 · 5:30 PM ET PSNLSALE Personalis, Inc. View filing → $480K
40,000 sh × $12.01
Exec Jun 4
Filed Jun 5 · 5:30 PM ET PSNLSALE Personalis, Inc. View filing → $449K
38,799 sh × $11.58
Exec May 29
Filed May 29 · 5:30 PM ET PSNLSALE Personalis, Inc. View filing → $1.1M
103,668 sh × $10.78
Exec Nov 25 2025
Filed Nov 28 2025 · 5:30 PM ET