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Also trades as: 0KSX.L (LSE) · $vol 0M

DGX Short Interest

Quest Diagnostics Incorporated
1W: +2.3% 1M: +2.5% 3M: +3.1% YTD: +40.2% 1Y: +33.1% 3Y: +104.0% 5Y: +80.3%
$242.56
-0.39 (-0.16%)
Pre-Market: $243.97 (+1.41, +0.58%)
Weekly Expected Move ±2.8%
$228 $235 $242 $249 $255
NYSE · Healthcare · Medical - Diagnostics & Research · Tech Score Buy · Power 65 · $26.8B mcap · 110M float · 0.932% daily turnover · Short 66% of daily vol
Credit Risk of going bust: lower than 83% of companies Debt: 19.0% of company value Bonds: $173.4M held by 208 funds, 54 bp over Treasuries → details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $3.08 (down 99%), Quest Diagnostics Incorporated would be worth roughly what it owes.
Total debt $6.29B against a stock market value of $26.77B.
Distance to default 10.60 (Merton model): prices to 2026-10-27, balance sheet 2026-09-30, debt counted $3.24B (short-term plus half of long-term), stock volatility 23.6%; Altman Z'' 4.04. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.

Short Volume Summary

2026-10-26
74.9%
Short Ratio
of total volume
51.8%
20-Day Avg
60.3%
50-Day Avg
▲ Rising
5-Day Trend
0.3M
Short Volume
0.4M
Total Volume

Daily Short Volume Ratio

Short Volume vs Total Volume

Exchange Breakdown

2026-10-26
ExchangeShort VolumeTotal VolumeShort %
NASDAQ 261,522 354,428 73.8%
NYSE 29,268 33,456 87.5%
BATS 37 174 21.3%

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms