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sellWeak cluster of 4

Stephen Michael Moore sold $34k of PSNL

SVP and Chief Legal Officer at Personalis, Inc.. 2,068 shares at an average of $16.22, traded Sep 18, 2026, filed Sep 22, 2026.

Warning score
36
Value
$34k
2,068 shares
Holdings after
90,257
-2% from before
From 52-week low
+225%
low $5.04, close $16.40
From 52-week high
-11%
high $18.38, as of Sep 18, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $34k at market
    +6
  • Share of holdings sold
    Sold 2.2% of holdings
    0
  • Cluster
    4 insiders selling within 14 days
    +15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

PSNLOct 12, 2026 · close 15.80
Since filing Sep 22, 2026: -3.4%SPY +0.6% · excess -4.0%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001915342-26-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 18, 2026SOpen-market sale
Common Stock
-2,068$16.22$34k90,25722 d ago

Related signals

Other insiders at Personalis, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
43Moderate
PSNLsell 4
Personalis, Inc.
Richard Chen
President and CMO
$65k
3,998 shares
-2%
50Moderate
PSNLsell 4
Personalis, Inc.
Christopher M Hall
Chief Executive Officer
$121k
7,459 shares
-3%
44Moderate
PSNLsell 4
Personalis, Inc.
Aaron Tachibana
CFO AND COO
$48k
2,931 shares
-1%
28Weak
PSNLsell 210b5-1
Personalis, Inc.
Richard Chen
President and CMO
$1.5M
100,000 shares
-37%
40Moderate
PSNLsell 310b5-1
Personalis, Inc.
Christopher M Hall
Chief Executive Officer
$1.5M
100,000 shares
-30%
3Weak
PSNLsell 210b5-1
Personalis, Inc.
Aaron Tachibana
CFO AND COO
$70k
4,982 shares
-2%
33Weak
PSNLsell 210b5-1
Personalis, Inc.
Christopher M Hall
Chief Executive Officer
$1.3M
100,000 shares
-30%
20Weak
PSNLsell 210b5-1
Personalis, Inc.
Aaron Tachibana
CFO AND COO
$675k
51,251 shares
-20%
18Weak
PSNLsell 210b5-1
Personalis, Inc.
Aaron Tachibana
CFO AND COO
$480k
40,000 shares
-17%
33Weak
PSNLsell 210b5-1
Personalis, Inc.
Christopher M Hall
Chief Executive Officer
$1.1M
100,000 shares
-39%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Stephen Michael Moore sold $34k of PSNL | InsiderTell