Quest Diagnostics Shares (Diluted) decreased by 0.9% to 112M in Q1 2026 compared to the prior quarter. Year-over-year, this metric declined by 0.9%, from 113M to 112M. This is a positive signal — lower values indicate better performance for this metric.
An increase indicates potential dilution from employee compensation or convertible instruments, which can reduce earnings per share.
The weighted-average number of common shares outstanding plus the effect of all potentially dilutive securities, such as...
Standard metric for all public companies; essential for understanding the impact of equity-based compensation.
weighted_shares_diluted| Q2 '21 | Q3 '21 | Q1 '22 | Q2 '22 | Q3 '22 | Q1 '23 | Q2 '23 | Q3 '23 | Q1 '24 | Q2 '24 | Q3 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q1 '26 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | 127M | 125M | 121M | 119M | 118M | 113M | 114M | 114M | 112M | 112M | 113M | 113M | 113M | 113M | 112M |
| QoQ Change | — | -1.6% | -3.2% | -1.7% | -0.8% | -4.2% | +0.9% | +0.0% | -1.8% | +0.0% | +0.9% | +0.0% | +0.0% | +0.0% | -0.9% |
| YoY Change | — | — | — | -6.3% | -5.6% | -6.6% | -4.2% | -3.4% | -0.9% | -1.8% | -0.9% | +0.9% | +0.9% | +0.0% | -0.9% |