Loading the session
Loading the session
Loading instrument
$247.06
+0.00%Delayed · Pre-marketDelayed 15 minutes · Source: ViewTrade · 4 Nov 2026, 15:21 IST · A quote does not mean the product is available to trade on your account.
Opens 8:00 pm IST
Opens 8:00 pm IST
Opens 8:00 pm IST
In brief
Questions investors ask
Quotes run fifteen minutes behind.
1 month: +6.4% (SPY −2.6%, XLV +9.9%). 3 months: +5.7% (SPY −2.2%, XLV +13.5%). 1 year: +38.1% (SPY +10.4%, XLV +27.4%). Price change to the 3 Nov 2026 close; dividends excluded.
Daily closes, split-adjusted: DGX, SPY and XLV · as of 3 Nov 2026
Closed at $247.06 on 3 Nov 2026: 3.9% below the 52-week high of $256.99 (30 Oct 2026) and 44.3% above the low of $171.18 (5 Jan 2026).
Daily price bars, split-adjusted · as of 3 Nov 2026
The 3 Nov 2026 close of $247.06 was 3.5% above its 50-day average ($238.73) and 16.1% above its 200-day average ($212.74). It has closed above the 200-day for 118 sessions, since 18 May 2026. The 50-day average crossed above the 200-day on 9 May 2024, 623 sessions ago.
Daily closes, split-adjusted; 50- and 200-session simple averages · as of 3 Nov 2026
3.6M shares were sold short at the 15 Oct 2026 settlement, 3.2% of the 110.0M shares outstanding; covering them would take 3.4 days of average volume. Short interest is reported twice a month, on a lag.
Exchange short-interest filing · as of 15 Oct 2026
Price return, split-adjusted
At the 3 Nov 2026 close
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 97% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,400 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk-assessment services, and information technology solutions.
July 23, 2026
+8.61%February 10, 2026
+7.37%July 22, 2025
+7.08%