Skip to content
sellWeak10b5-1 plan

Michael E Prevoznik sold $43k of DGX

SVP & General Counsel at QUEST DIAGNOSTICS INC. 227 shares at an average of $188.13, traded Sep 26, 2025, filed Sep 30, 2025.

Warning score
0
Value
$43k
227 shares
Holdings after
38,117
-1% from before
From 52-week low
+31%
low $141.79, close $185.04
From 52-week high
0%
high $185.04, as of Sep 26, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $43k at market
    +6
  • Share of holdings sold
    Sold 0.6% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

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.

DGXOct 9, 2026 · close 230.97
Since filing Sep 30, 2025: +23.8%SPY +18.1% · excess +5.6%

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 0001022079-25-000203, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 26, 2025MOption exercise
Common Stock10b5-1
+227$103.57$24k38,344Sep 30, 2025
Sep 26, 2025SOpen-market sale
Common Stock10b5-1
-83$187.22$16k38,261Sep 30, 2025
Sep 26, 2025SOpen-market sale
Common Stock10b5-1
-144$188.66$27k38,117Sep 30, 2025
Sep 26, 2025MOption exercise
Non-Qualifed Stock Option (right to buy)derivative10b5-1
-227$103.57$24k0Sep 30, 2025

Related signals

Other insiders at QUEST DIAGNOSTICS INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
30Weak
DGXsell10b5-1
QUEST DIAGNOSTICS INC
J. E. Davis
CEO and President
$2.4M
10,000 shares
-8%
28Weak
DGXsell 210b5-1
QUEST DIAGNOSTICS INC
Catherine T. Doherty
EVP, Regional Businesses
$1.1M
5,558 shares
-8%
38Weak
DGXsell 210b5-1
QUEST DIAGNOSTICS INC
J. E. Davis
CEO and President
$2.1M
10,000 shares
-8%
14Weak
DGXsell 210b5-1
QUEST DIAGNOSTICS INC
Catherine T. Doherty
EVP, Regional Businesses
$131k
632 shares
-1%
17Weak
DGXsell 210b5-1
QUEST DIAGNOSTICS INC
Catherine T. Doherty
EVP, Regional Businesses
$294k
1,433 shares
-2%
15Weak
DGXsell10b5-1
QUEST DIAGNOSTICS INC
Catherine T. Doherty
EVP, Regional Businesses
$5.4M
26,165 shares
-28%
40Moderate
DGXsell 310b5-1
QUEST DIAGNOSTICS INC
J. E. Davis
CEO and President
$11M
55,093 shares
-31%
43Moderate
DGXsell 3
QUEST DIAGNOSTICS INC
Vicky B Gregg
director
$240k
1,250 shares
-7%
40Moderate
DGXsell 310b5-1
QUEST DIAGNOSTICS INC
Mark E Delaney
SVP & Chief Commercial Officer
$1.5M
7,946 shares
-51%
28Weak
DGXsell
QUEST DIAGNOSTICS INC
Gary M Pfeiffer
director
$270k
1,482 shares
-5%

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.