Tachibana Aaron Insider Trading Activity

Corporate InsiderCFO · CIK 1401786

3

Total trades

$1.1M

Total volume

Jan 22, 2026

Last activity

PSNL

Personalis, Inc.

Tachibana Aaron has been net-selling over the last 12 months with 0 purchases and 3 sales across 1 company.

PSNL is the most-traded position with 3 trades. The largest single transaction was a sale of PSNL for $1.1M on Nov 25, 2025.

Performance Scorecard

Forward stock performance after each transaction by Tachibana Aaron. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
30 days+26.5%100%3
90 days+7.0%67%3
120 days-5.2%67%3

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

Pro: Trade Markers

PSNL · Personalis, Inc.

🔒 Subscribe to see trade entries

Pro members see exactly when Tachibana Aaron bought and sold PSNL.

Upgrade to Pro

Recent Trades

DATETICKERTYPESHARESPRICEVALUEROLE
Jan 22, 2026PSNLSell1,201$11.50$14KCFO
Nov 25, 2025PSNLSell103,668$10.78$1.1MCFO
Jul 28, 2025PSNLSell641$6.57$4KCFO

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
PSNLPersonalis, Inc.3$1.1M

Other insiders at Personalis, Inc.

1 other tracked filer at PSNL.