Basis: Latest stored market observation. Source: stored company filings and market data; unavailable inputs remain N/A.
Is the P/B ratio high or low?
The P/B ratio of 3.55 is 31% above its 5-year average of 2.70, near the high end of its 5-year range (2.20–3.55).
19.88% above its 12-month average of 2.96.
PB RATIO
3.55
PB RATIO AVG TTM
2.96
PB RATIO AVG 3Y
2.68
PB RATIO AVG 5Y
2.70
PB RATIO AVG 10Y
2.71
PB RATIO AVG 15Y
2.58
PB RATIO AVG 20Y
2.63
CURRENT VS TTM AVG
+19.88%
CURRENT VS 3Y AVG
+32.29%
CURRENT VS 5Y AVG
+31.59%
CURRENT VS 10Y AVG
+30.95%
CURRENT VS 15Y AVG
+37.77%
CURRENT VS 20Y AVG
+35.05%
SECTOR MEDIAN · HEALTHCARE
3.68
median of 75 covered companies
CURRENT VS SECTOR MEDIAN
-3.53%
vs the sector median at left
Quest Diagnostics Incorporated
Market Cap
$26.22B
PB Ratio
3.55
TTM Avg
2.96
3Y Avg
2.68
5Y Avg
2.70
Market Cap
$25.06B
PB Ratio
8.44
TTM Avg
6.72
3Y Avg
7.92
5Y Avg
9.18
Market Cap
$29.04B
PB Ratio
2248.06
TTM Avg
2246.43
3Y Avg
2246.43
5Y Avg
1101.49
Market Cap
$29.23B
PB Ratio
22.38
TTM Avg
143.69
3Y Avg
350.56
5Y Avg
228.85
| NAME | MARKET CAP | PB RATIO | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Quest Diagnostics Incorporated (DGX) | $26.22B | 3.55 | 2.96 | 2.68 | 2.70 |
| Labcorp Holdings Inc. (LH)vs › | $26.23B | 3.04 | 2.62 | 2.44 | 2.25 |
| West Pharmaceutical Services, Inc. (WST)vs › | $25.06B | 8.44 | 6.72 | 7.92 | 9.18 |
| Incyte Corporation (INCY)vs › | $24.85B | 3.96 | 4.07 | 3.63 | 3.89 |
| Medline Inc. (MDLN)vs › | $28.44B | 2.58 | 3.10 | 3.10 | 3.10 |
| Moderna, Inc. (MRNA)vs › | $23.66B | 3.47 | 1.95 | 2.10 | 4.09 |
| BioNTech SE (BNTX)vs › | $23.49B | 1.10 | 1.11 | 1.15 | 2.07 |
| Mettler-Toledo International Inc. (MTD)vs › | $29.04B | 2248.06 | 2246.43 | 2246.43 | 1101.49 |
| Alnylam Pharmaceuticals, Inc. (ALNY)vs › | $29.23B | 22.38 | 143.69 | 350.56 | 228.85 |
| STERIS plc (STE)vs › | $23.03B | 3.19 | 3.26 | 3.41 | 3.36 |
At 3.55, P/B is above its 20-year median — higher than 99% of readings in its 20-year history.
20-year low
1.77
median
2.61
20-year high
4.44
P/B Ratio
3.55
Market Price / Book Value per Share
PB Ratio = Market Cap / Total Shareholders' Equity
The price-to-book ratio compares market capitalization to book value (shareholders' equity). Lower values can indicate a cheaper valuation relative to net assets.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
| DATE | PB RATIO |
|---|---|
| 2026-08-07 | 3.55 |
| 2026-08-06 | 3.55 |
| 2026-08-05 | 3.51 |
| 2026-08-04 | 3.48 |
| 2026-08-03 | 3.46 |
| 2026-07-31 | 3.47 |
| 2026-07-30 | 3.49 |
| 2026-07-29 | 3.51 |
| 2026-07-28 | 3.52 |
| 2026-07-27 | 3.45 |
| 2026-07-24 | 3.40 |
| 2026-07-23 | 3.40 |
| 2026-07-22 | 3.19 |
| 2026-07-21 | 3.15 |
| 2026-07-20 | 3.16 |
| 2026-07-17 | 3.20 |
| 2026-07-16 | 3.18 |
| 2026-07-15 | 3.07 |
| 2026-07-14 | 3.13 |
| 2026-07-13 | 3.15 |
| 2026-07-10 | 3.15 |
| 2026-07-09 | 3.16 |
| 2026-07-08 | 3.17 |
| 2026-07-07 | 3.23 |
| 2026-07-06 | 3.25 |
| 2026-07-02 | 3.28 |
| 2026-07-01 | 3.28 |
| 2026-06-30 | 3.22 |
| 2026-06-29 | 3.23 |
| 2026-06-26 | 3.19 |
| 2026-06-25 | 3.14 |
| 2026-06-24 | 3.09 |
| 2026-06-23 | 3.00 |
| 2026-06-22 | 2.94 |
| 2026-06-18 | 2.96 |
| 2026-06-17 | 3.01 |
| 2026-06-16 | 3.06 |
| 2026-06-15 | 3.07 |
| 2026-06-12 | 3.09 |
| 2026-06-11 | 3.10 |
| 2026-06-10 | 3.10 |
| 2026-06-09 | 3.11 |
| 2026-06-08 | 3.00 |
| 2026-06-05 | 3.05 |
| 2026-06-04 | 2.98 |
| 2026-06-03 | 2.94 |
| 2026-06-02 | 2.94 |
| 2026-06-01 | 2.92 |
| 2026-05-29 | 2.96 |
| 2026-05-28 | 2.98 |
| 2026-05-27 | 2.95 |
| 2026-05-26 | 2.93 |
| 2026-05-22 | 2.97 |
| 2026-05-21 | 2.95 |
| 2026-05-20 | 2.95 |
| 2026-05-19 | 2.89 |
| 2026-05-18 | 2.89 |
| 2026-05-15 | 2.84 |
| 2026-05-14 | 2.86 |
| 2026-05-13 | 2.90 |
| 2026-05-12 | 2.89 |
| 2026-05-11 | 2.89 |
| 2026-05-08 | 2.85 |
| 2026-05-07 | 2.90 |
| 2026-05-06 | 2.88 |
| 2026-05-05 | 2.90 |
| 2026-05-04 | 2.91 |
| 2026-05-01 | 2.93 |
| 2026-04-30 | 2.95 |
| 2026-04-29 | 2.88 |
| 2026-04-28 | 2.97 |
| 2026-04-27 | 2.99 |
| 2026-04-24 | 2.98 |
| 2026-04-23 | 3.03 |
| 2026-04-22 | 3.10 |
| 2026-04-21 | 3.20 |
| 2026-04-20 | 3.07 |
| 2026-04-17 | 3.05 |
| 2026-04-16 | 2.99 |
| 2026-04-15 | 2.99 |
| 2026-04-14 | 3.03 |
| 2026-04-13 | 3.01 |
| 2026-04-10 | 2.99 |
| 2026-04-09 | 3.09 |
| 2026-04-08 | 3.11 |
| 2026-04-07 | 3.07 |
| 2026-04-06 | 3.11 |
| 2026-04-02 | 3.09 |
| 2026-04-01 | 3.09 |
| 2026-03-31 | 3.06 |
| 2026-03-30 | 3.08 |
| 2026-03-27 | 3.05 |
| 2026-03-26 | 3.10 |
| 2026-03-25 | 3.07 |
| 2026-03-24 | 3.06 |
| 2026-03-23 | 3.06 |
| 2026-03-20 | 3.05 |
| 2026-03-19 | 3.03 |
| 2026-03-18 | 3.05 |
| 2026-03-17 | 3.10 |
| 2026-03-16 | 3.11 |
| 2026-03-13 | 3.12 |
| 2026-03-12 | 3.14 |
| 2026-03-11 | 3.13 |
| 2026-03-10 | 3.14 |
| 2026-03-09 | 3.15 |
| 2026-03-06 | 3.11 |
| 2026-03-05 | 3.19 |
| 2026-03-04 | 3.26 |
| 2026-03-03 | 3.25 |
| 2026-03-02 | 3.28 |
| 2026-02-27 | 3.31 |
| 2026-02-26 | 3.30 |
| 2026-02-25 | 3.24 |
| 2026-02-24 | 3.26 |
| 2026-02-23 | 3.23 |
| 2026-02-20 | 3.15 |
| 2026-02-19 | 3.15 |
| 2026-02-18 | 3.18 |
| 2026-02-17 | 3.20 |
| 2026-02-13 | 3.22 |
| 2026-02-12 | 3.22 |
| 2026-02-11 | 3.26 |
| 2026-02-10 | 3.20 |
| 2026-02-09 | 2.98 |
| 2026-02-06 | 2.97 |
| 2026-02-05 | 2.99 |
| 2026-02-04 | 2.95 |
| 2026-02-03 | 2.88 |
| 2026-02-02 | 2.88 |
| 2026-01-30 | 2.91 |
| 2026-01-29 | 2.84 |
| 2026-01-28 | 2.85 |
| 2026-01-27 | 2.87 |
| 2026-01-26 | 2.84 |
| 2026-01-23 | 2.82 |
| 2026-01-22 | 2.84 |
| 2026-01-21 | 2.87 |
| 2026-01-20 | 2.94 |
| 2026-01-16 | 2.95 |
| 2026-01-15 | 2.96 |
| 2026-01-14 | 2.91 |
| 2026-01-13 | 2.80 |
| 2026-01-12 | 2.74 |
| 2026-01-09 | 2.72 |
| 2026-01-08 | 2.77 |
| 2026-01-07 | 2.77 |
| 2026-01-06 | 2.81 |
| 2026-01-05 | 2.70 |
| 2026-01-02 | 2.71 |
| 2025-12-31 | 2.70 |
| 2025-12-30 | 2.73 |
| 2025-12-29 | 2.73 |
| 2025-12-26 | 2.74 |
| 2025-12-24 | 2.74 |
| 2025-12-23 | 2.73 |
| 2025-12-22 | 2.75 |
| 2025-12-19 | 2.74 |
| 2025-12-18 | 2.74 |
| 2025-12-17 | 2.79 |
| 2025-12-16 | 2.78 |
| 2025-12-15 | 2.87 |
| 2025-12-12 | 2.84 |
| 2025-12-11 | 2.83 |
| 2025-12-10 | 2.79 |
| 2025-12-09 | 2.80 |
| 2025-12-08 | 2.83 |
| 2025-12-05 | 2.84 |
| 2025-12-04 | 2.87 |
| 2025-12-03 | 2.84 |
| 2025-12-02 | 2.84 |
| 2025-12-01 | 2.86 |
| 2025-11-28 | 2.95 |
| 2025-11-26 | 2.95 |
| 2025-11-25 | 2.99 |
| 2025-11-24 | 2.97 |
| 2025-11-21 | 2.98 |
| 2025-11-20 | 2.92 |
| 2025-11-19 | 2.90 |
| 2025-11-18 | 2.89 |
| 2025-11-17 | 2.90 |
| 2025-11-14 | 2.91 |
| 2025-11-13 | 2.92 |
| 2025-11-12 | 2.91 |
| 2025-11-11 | 2.94 |
| 2025-11-10 | 2.87 |
| 2025-11-07 | 2.79 |
| 2025-11-06 | 2.75 |
| 2025-11-05 | 2.78 |
| 2025-11-04 | 2.77 |
| 2025-11-03 | 2.78 |
| 2025-10-31 | 2.74 |
| 2025-10-30 | 2.74 |
| 2025-10-29 | 2.72 |
| 2025-10-28 | 2.78 |
| 2025-10-27 | 2.81 |
| 2025-10-24 | 2.84 |
| 2025-10-23 | 2.85 |
| 2025-10-22 | 2.82 |
| 2025-10-21 | 2.87 |
| 2025-10-20 | 2.98 |
| 2025-10-17 | 2.96 |
| 2025-10-16 | 2.92 |
| 2025-10-15 | 2.93 |
| 2025-10-14 | 2.90 |
| 2025-10-13 | 2.86 |
| 2025-10-10 | 2.88 |
| 2025-10-09 | 2.84 |
| 2025-10-08 | 2.83 |
| 2025-10-07 | 2.84 |
| 2025-10-06 | 2.79 |
| 2025-10-03 | 2.80 |
| 2025-10-02 | 2.83 |
| 2025-10-01 | 2.85 |
| 2025-09-30 | 2.98 |
| 2025-09-29 | 2.95 |
| 2025-09-26 | 2.95 |
| 2025-09-25 | 2.90 |
| 2025-09-24 | 2.92 |
| 2025-09-23 | 2.92 |
| 2025-09-22 | 2.89 |
| 2025-09-19 | 2.87 |
| 2025-09-18 | 2.87 |
| 2025-09-17 | 2.85 |
| 2025-09-16 | 2.82 |
| 2025-09-15 | 2.82 |
| 2025-09-12 | 2.86 |
| 2025-09-11 | 2.87 |
| 2025-09-10 | 2.82 |
| 2025-09-09 | 2.86 |
| 2025-09-08 | 2.85 |
| 2025-09-05 | 2.87 |
| 2025-09-04 | 2.82 |
| 2025-09-03 | 2.81 |
| 2025-09-02 | 2.79 |
| 2025-08-29 | 2.84 |
| 2025-08-28 | 2.80 |
| 2025-08-27 | 2.81 |
| 2025-08-26 | 2.82 |
| 2025-08-25 | 2.79 |
| 2025-08-22 | 2.82 |
| 2025-08-21 | 2.87 |
| 2025-08-20 | 2.88 |
| 2025-08-19 | 2.86 |
| 2025-08-18 | 2.80 |
| 2025-08-15 | 2.81 |
| 2025-08-14 | 2.79 |
| 2025-08-13 | 2.80 |
| 2025-08-12 | 2.79 |
| 2025-08-11 | 2.79 |
| 2025-08-08 | 2.77 |
| 2025-08-07 | 2.72 |
| 2025-08-06 | 2.70 |
| 2025-08-05 | 2.71 |
| 2025-08-04 | 2.70 |
| 2025-08-01 | 2.67 |
| 2025-07-31 | 2.62 |
| 2025-07-30 | 2.64 |
| 2025-07-29 | 2.63 |
| 2025-07-28 | 2.62 |
Showing the most recent 260 of 5,032 data points. The chart above shows the full history.