TOP TIERMARKET NEWSWIRE
Movers explained · November 6, 2026

Why Is QUEST DIAGNOSTICS IN (DGX) Stock Moving Today?

By the Top Tier Newswire AI Desk · September 22, 2026 at 11:08 AM ET · reviewed against 1 wire stories

QUEST DIAGNOSTICS IN (DGX) is drawing unusual attention today. Our newswire has captured 1 story on DGX across 1 source in the last 36 hours, with AI sentiment reading bullish (avg 63/100).

Public view, delayed 4h. Every headline, price and sentiment read below — and this write-up itself — reaches Pro subscribers live. Public readers see it once it clears the delay.

Quest Diagnostics (DGX) fell 5.29% to $231.92 in early trading on Tuesday, driven by a sharp premarket decline and weak intraday performance. The stock opened with a 6.5% gap down from the prior close of $244.88, reaching a session low of $227.00 shortly after the market opened. The move follows recent insider sales and broader market concerns, despite a recent price target increase from Truist.

What Happened

DGX opened at $229.01, significantly below the previous day's close, and traded down as much as 6.5% in the premarket session. The stock continued to struggle throughout the morning, with a low of $227.00 at 9:00 AM ET. Truist raised its price target for DGX to $260 from $250, but the move did not provide immediate support. Meanwhile, recent insider transactions at Quest Diagnostics show three sales totaling $8.3 million in the last 90 days, including sales by the CEO and other executives. These exits may have added to investor caution.

The stock's decline also occurred amid broader market volatility. The 10-year Treasury yield rose above 5%, and oil prices surged past $105 per barrel, contributing to a risk-off sentiment. Additionally, CMS announced new Medicare lab payment rates that could lead to $1 billion in annual savings by 2027, raising questions about the company's long-term profitability in a highly regulated sector.

What The Data Shows

DGX traded at 0.7 times its 3-month average volume, indicating moderate liquidity but not unusual activity. The stock is currently within its 52-week range of $171.18 to $248.84 and has a beta of 0.55, suggesting it is less volatile than the broader market. The company reported trailing 12-month revenue growth of 9.9%, but its net margin of 9.2% and P/E ratio of 26.0 suggest investors are paying a premium for its earnings. Recent insider sales and the broader market's risk-off tone appear to be the key factors influencing the stock's performance.

What To Watch

The stock is expected to remain under pressure in the near term as investors assess the impact of the CMS payment changes and the broader macroeconomic environment. Truist's revised price target may provide a potential floor, but earnings or further guidance from Quest Diagnostics could offer more clarity in the coming weeks.

AI-assisted analysis composed exclusively from headlines and data on the Top Tier newswire. Public view is delayed 4 hours from real time. Not financial advice.

DGX by the numbers

Coverage: 1 stories / 1 sourcesAI sentiment: 63/100 (bullish)Mkt cap: $27.2BP/E: 26.052w: $171.18 to $248.84
DGX · Sep 22 session (5-min) · -4.13% vs prior close · updated 8:56 PM ET
$226$236$246prev close $244.88$234.767:00 AM10:00 AM1:00 PM4:00 PM7:00 PM7:00 AM · $228.007:10 AM · $230.137:15 AM · $230.008:15 AM · $228.008:20 AM · $228.018:35 AM · $229.008:40 AM · $227.908:45 AM · $228.008:50 AM · $228.008:55 AM · $227.909:00 AM · $227.009:05 AM · $244.889:20 AM · $227.909:25 AM · $229.009:30 AM · $232.179:35 AM · $233.669:40 AM · $236.319:45 AM · $235.499:50 AM · $234.819:55 AM · $235.2110:00 AM · $235.3410:05 AM · $234.3810:10 AM · $235.0210:15 AM · $235.7310:20 AM · $235.3910:25 AM · $234.2610:30 AM · $233.8010:35 AM · $234.3710:40 AM · $234.1810:45 AM · $233.2310:50 AM · $233.3210:55 AM · $233.4411:00 AM · $232.0211:05 AM · $232.2911:10 AM · $232.6011:15 AM · $232.6811:20 AM · $233.9311:25 AM · $232.2811:30 AM · $232.7211:35 AM · $233.1611:40 AM · $232.4111:45 AM · $231.9011:50 AM · $232.4111:55 AM · $231.2512:00 PM · $232.1812:05 PM · $231.9612:10 PM · $231.8312:15 PM · $233.3112:20 PM · $234.4012:25 PM · $234.2612:30 PM · $233.9612:35 PM · $234.0112:40 PM · $233.9512:45 PM · $234.8912:50 PM · $235.3312:55 PM · $235.191:00 PM · $235.381:05 PM · $235.001:10 PM · $235.131:15 PM · $235.111:20 PM · $235.051:25 PM · $233.771:30 PM · $234.491:35 PM · $234.761:40 PM · $234.691:45 PM · $235.331:50 PM · $235.841:55 PM · $236.012:00 PM · $236.252:05 PM · $236.652:10 PM · $236.242:15 PM · $235.772:20 PM · $236.482:25 PM · $236.242:30 PM · $236.822:35 PM · $237.072:40 PM · $236.412:45 PM · $236.342:50 PM · $236.152:55 PM · $236.323:00 PM · $236.323:05 PM · $236.393:10 PM · $235.173:15 PM · $235.163:20 PM · $235.533:25 PM · $235.313:30 PM · $235.073:35 PM · $235.963:40 PM · $236.113:45 PM · $235.383:50 PM · $236.193:55 PM · $234.854:00 PM · $234.764:10 PM · $234.764:30 PM · $234.765:20 PM · $237.506:30 PM · $234.767:00 PM · $234.76
AI sentiment, last 36h · averaged over 1 story · 63/100 bullish
AI sentiment 63/100 (bullish)0 · bearish50bullish · 100

The headlines behind the move

Story flow · 1 story on the wire, last 36h · hover or tap a dot for the headline
36h ago24h ago12h agonowInvestors.com · sentiment 63 · IBD Stock Of The Day Quest Diagnostics Is Bucking The Medtech MalaiseInvestors.com · 63IBD Stock Of The Day Quest Diagnostics Is Bucking The Medtech Malaise
1h agoInvestors.comBULLISH 63General

IBD Stock Of The Day Quest Diagnostics Is Bucking The Medtech Malaise

Quest Diagnostics is in a buy zone, shaking off election-tied worries.

Frequently asked questions

Why is DGX stock moving today?

QUEST DIAGNOSTICS IN (DGX) is drawing unusual attention today. Our newswire has captured 1 story on DGX across 1 source in the last 36 hours, with AI sentiment reading bullish (avg 63/100). The most recent driver: "IBD Stock Of The Day Quest Diagnostics Is Bucking The Medtech Malaise" (Investors.com).

Is DGX a buy right now?

Top Tier Newswire does not give financial advice. Our AI sentiment across the last 36 hours of DGX coverage reads 63/100 over 1 stories; treat it as a research signal and do your own diligence.

How fast does this page update?

The data sections refresh continuously as the newswire lands coverage; the written analysis is published once per trading day. Pro subscribers additionally get real-time push alerts, watchlists, and the full live terminal.

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More on DGX: full news and sentiment history. Sentiment scores are AI-derived research signals, not financial advice.

Earlier DGX move explainers: 2026-09-22