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 21.30 is in line with its 5-year average of 21.70, around the middle of its 5-year range (12.14–32.97).
6.84% below its 12-month average of 22.86.
PB RATIO
21.30
PB RATIO AVG TTM
22.86
PB RATIO AVG 3Y
23.36
PB RATIO AVG 5Y
21.68
PB RATIO AVG 10Y
19.01
PB RATIO AVG 15Y
15.28
PB RATIO AVG 20Y
12.69
CURRENT VS TTM AVG
-6.84%
CURRENT VS 3Y AVG
-8.81%
CURRENT VS 5Y AVG
-1.74%
CURRENT VS 10Y AVG
+12.03%
CURRENT VS 15Y AVG
+39.36%
CURRENT VS 20Y AVG
+67.87%
SECTOR MEDIAN · REAL ESTATE
2.48
median of 37 covered companies
CURRENT VS SECTOR MEDIAN
+758.87%
vs the sector median at left
American Tower Corporation
Market Cap
$77.65B
PB Ratio
21.30
TTM Avg
22.86
3Y Avg
23.36
5Y Avg
21.68
| NAME | MARKET CAP | PB RATIO | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| American Tower Corporation (AMT) | $77.65B | 21.30 | 22.86 | 23.36 | 21.68 |
| Simon Property Group, Inc. (SPG)vs › | $74.51B | 15.32 | 20.00 | 18.05 | 15.88 |
| Digital Realty Trust, Inc. (DLR)vs › | $73.65B | 2.70 | 2.65 | 2.53 | 2.37 |
| Realty Income Corporation (O)vs › | $61.17B | 1.52 | 1.40 | 1.30 | 1.45 |
| Public Storage (PSA)vs › | $56.62B | 6.15 | 5.52 | 5.36 | 5.58 |
| Ventas, Inc. (VTR)vs › | $48.87B | 3.73 | 3.02 | 2.52 | 2.27 |
| Equinix, Inc. (EQIX)vs › | $106.93B | 7.49 | 6.22 | 6.21 | 6.12 |
| CBRE Group, Inc. (CBRE)vs › | $40.84B | 4.86 | 5.30 | 4.42 | 4.07 |
| Iron Mountain Incorporated (IRM)vs › | $38.18B | N/A | 397.33 | 147.33 | 91.40 |
| Crown Castle Inc. (CCI)vs › | $32.73B | N/A | 7.78 | 7.78 | 7.88 |
At 21.30, P/B is richer than usual, sitting higher than 79% of its 20-year history.
20-year low
2.95
median
9.07
20-year high
33.28
P/B Ratio
21.30
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 |
|---|---|
| 2026-07-24 | 21.30 |
| 2026-07-23 | 21.04 |
| 2026-07-22 | 21.22 |
| 2026-07-21 | 20.88 |
| 2026-07-20 | 21.35 |
| 2026-07-17 | 21.74 |
| 2026-07-16 | 21.59 |
| 2026-07-15 | 21.55 |
| 2026-07-14 | 21.58 |
| 2026-07-13 | 21.66 |
| 2026-07-10 | 21.55 |
| 2026-07-09 | 21.09 |
| 2026-07-08 | 21.09 |
| 2026-07-07 | 21.12 |
| 2026-07-06 | 20.72 |
| 2026-07-02 | 21.22 |
| 2026-07-01 | 21.23 |
| 2026-06-30 | 20.91 |
| 2026-06-29 | 21.56 |
| 2026-06-26 | 22.44 |
| 2026-06-25 | 21.56 |
| 2026-06-24 | 22.30 |
| 2026-06-23 | 22.93 |
| 2026-06-22 | 22.55 |
| 2026-06-18 | 22.50 |
| 2026-06-17 | 23.15 |
| 2026-06-16 | 23.58 |
| 2026-06-15 | 23.74 |
| 2026-06-12 | 23.92 |
| 2026-06-11 | 24.20 |
| 2026-06-10 | 24.60 |
| 2026-06-09 | 24.39 |
| 2026-06-08 | 24.17 |
| 2026-06-05 | 24.81 |
| 2026-06-04 | 24.78 |
| 2026-06-03 | 23.29 |
| 2026-06-02 | 23.71 |
| 2026-06-01 | 23.97 |
| 2026-05-29 | 23.90 |
| 2026-05-28 | 23.86 |
| 2026-05-27 | 23.64 |
| 2026-05-26 | 23.64 |
| 2026-05-22 | 23.50 |
| 2026-05-21 | 23.49 |
| 2026-05-20 | 23.52 |
| 2026-05-19 | 23.39 |
| 2026-05-18 | 22.66 |
| 2026-05-15 | 21.81 |
| 2026-05-14 | 21.79 |
| 2026-05-13 | 22.22 |
| 2026-05-12 | 22.86 |
| 2026-05-11 | 22.68 |
| 2026-05-08 | 22.56 |
| 2026-05-07 | 22.98 |
| 2026-05-06 | 23.03 |
| 2026-05-05 | 22.77 |
| 2026-05-04 | 23.12 |
| 2026-05-01 | 23.21 |
| 2026-04-30 | 23.35 |
| 2026-04-29 | 22.77 |
| 2026-04-28 | 22.80 |
| 2026-04-27 | 22.52 |
| 2026-04-24 | 22.89 |
| 2026-04-23 | 22.99 |
| 2026-04-22 | 22.65 |
| 2026-04-21 | 22.45 |
| 2026-04-20 | 23.33 |
| 2026-04-17 | 23.42 |
| 2026-04-16 | 22.94 |
| 2026-04-15 | 22.73 |
| 2026-04-14 | 22.66 |
| 2026-04-13 | 23.24 |
| 2026-04-10 | 23.03 |
| 2026-04-09 | 23.11 |
| 2026-04-08 | 22.63 |
| 2026-04-07 | 22.36 |
| 2026-04-06 | 22.62 |
| 2026-04-02 | 22.31 |
| 2026-04-01 | 21.97 |
| 2026-03-31 | 22.17 |
| 2026-03-30 | 21.88 |
| 2026-03-27 | 21.77 |
| 2026-03-26 | 21.70 |
| 2026-03-25 | 21.48 |
| 2026-03-24 | 21.88 |
| 2026-03-23 | 22.67 |
| 2026-03-20 | 22.71 |
| 2026-03-19 | 23.47 |
| 2026-03-18 | 23.21 |
| 2026-03-17 | 23.77 |
| 2026-03-16 | 23.72 |
| 2026-03-13 | 23.69 |
| 2026-03-12 | 23.10 |
| 2026-03-11 | 23.49 |
| 2026-03-10 | 23.91 |
| 2026-03-09 | 23.97 |
| 2026-03-06 | 24.22 |
| 2026-03-05 | 24.10 |
| 2026-03-04 | 24.51 |
| 2026-03-03 | 24.44 |
| 2026-03-02 | 24.43 |
| 2026-02-27 | 24.64 |
| 2026-02-26 | 23.76 |
| 2026-02-25 | 23.44 |
| 2026-02-24 | 24.43 |
| 2026-02-23 | 22.54 |
| 2026-02-20 | 22.22 |
| 2026-02-19 | 21.92 |
| 2026-02-18 | 22.14 |
| 2026-02-17 | 22.90 |
| 2026-02-13 | 22.79 |
| 2026-02-12 | 22.32 |
| 2026-02-11 | 21.41 |
| 2026-02-10 | 21.17 |
| 2026-02-09 | 20.60 |
| 2026-02-06 | 20.32 |
| 2026-02-05 | 20.34 |
| 2026-02-04 | 20.94 |
| 2026-02-03 | 20.54 |
| 2026-02-02 | 20.60 |
| 2026-01-30 | 21.27 |
| 2026-01-29 | 21.51 |
| 2026-01-28 | 21.06 |
| 2026-01-27 | 21.36 |
| 2026-01-26 | 21.29 |
| 2026-01-23 | 21.20 |
| 2026-01-22 | 20.99 |
| 2026-01-21 | 21.13 |
| 2026-01-20 | 21.08 |
| 2026-01-16 | 21.77 |
| 2026-01-15 | 21.53 |
| 2026-01-14 | 21.05 |
| 2026-01-13 | 20.63 |
| 2026-01-12 | 20.35 |
| 2026-01-09 | 19.99 |
| 2026-01-08 | 20.20 |
| 2026-01-07 | 20.10 |
| 2026-01-06 | 20.86 |
| 2026-01-05 | 20.91 |
| 2026-01-02 | 20.73 |
| 2025-12-31 | 20.83 |
| 2025-12-30 | 20.96 |
| 2025-12-29 | 20.86 |
| 2025-12-26 | 20.93 |
| 2025-12-24 | 20.73 |
| 2025-12-23 | 20.70 |
| 2025-12-22 | 20.46 |
| 2025-12-19 | 20.45 |
| 2025-12-18 | 20.67 |
| 2025-12-17 | 21.17 |
| 2025-12-16 | 21.25 |
| 2025-12-15 | 21.38 |
| 2025-12-12 | 21.43 |
| 2025-12-11 | 21.55 |
| 2025-12-10 | 21.38 |
| 2025-12-09 | 21.30 |
| 2025-12-08 | 21.73 |
| 2025-12-05 | 21.22 |
| 2025-12-04 | 21.21 |
| 2025-12-03 | 20.90 |
| 2025-12-02 | 20.85 |
| 2025-12-01 | 20.91 |
| 2025-11-28 | 21.50 |
| 2025-11-26 | 21.50 |
| 2025-11-25 | 21.32 |
| 2025-11-24 | 21.30 |
| 2025-11-21 | 21.30 |
| 2025-11-20 | 21.25 |
| 2025-11-19 | 21.41 |
| 2025-11-18 | 21.53 |
| 2025-11-17 | 21.41 |
| 2025-11-14 | 21.78 |
| 2025-11-13 | 21.49 |
| 2025-11-12 | 21.75 |
| 2025-11-11 | 21.92 |
| 2025-11-10 | 21.32 |
| 2025-11-07 | 21.11 |
| 2025-11-06 | 21.12 |
| 2025-11-05 | 21.28 |
| 2025-11-04 | 21.39 |
| 2025-11-03 | 20.95 |
| 2025-10-31 | 21.23 |
| 2025-10-30 | 21.29 |
| 2025-10-29 | 21.24 |
| 2025-10-28 | 21.67 |
| 2025-10-27 | 23.95 |
| 2025-10-24 | 24.18 |
| 2025-10-23 | 24.02 |
| 2025-10-22 | 24.14 |
| 2025-10-21 | 24.29 |
| 2025-10-20 | 24.38 |
| 2025-10-17 | 24.15 |
| 2025-10-16 | 24.17 |
| 2025-10-15 | 23.99 |
| 2025-10-14 | 23.55 |
| 2025-10-13 | 23.13 |
| 2025-10-10 | 23.57 |
| 2025-10-09 | 23.40 |
| 2025-10-08 | 23.43 |
| 2025-10-07 | 23.60 |
| 2025-10-06 | 23.43 |
| 2025-10-03 | 24.01 |
| 2025-10-02 | 24.13 |
| 2025-10-01 | 24.41 |
| 2025-09-30 | 24.28 |
| 2025-09-29 | 24.56 |
| 2025-09-26 | 24.53 |
| 2025-09-25 | 24.45 |
| 2025-09-24 | 24.36 |
| 2025-09-23 | 24.53 |
| 2025-09-22 | 24.39 |
| 2025-09-19 | 24.40 |
| 2025-09-18 | 24.37 |
| 2025-09-17 | 24.90 |
| 2025-09-16 | 24.58 |
| 2025-09-15 | 24.30 |
| 2025-09-12 | 24.63 |
| 2025-09-11 | 24.81 |
| 2025-09-10 | 24.46 |
| 2025-09-09 | 24.57 |
| 2025-09-08 | 24.45 |
| 2025-09-05 | 25.04 |
| 2025-09-04 | 24.63 |
| 2025-09-03 | 24.78 |
| 2025-09-02 | 25.31 |
| 2025-08-29 | 25.73 |
| 2025-08-28 | 25.57 |
| 2025-08-27 | 25.66 |
| 2025-08-26 | 26.19 |
| 2025-08-25 | 26.65 |
| 2025-08-22 | 26.75 |
| 2025-08-21 | 26.48 |
| 2025-08-20 | 26.45 |
| 2025-08-19 | 26.09 |
| 2025-08-18 | 25.64 |
| 2025-08-15 | 26.02 |
| 2025-08-14 | 25.69 |
| 2025-08-13 | 25.77 |
| 2025-08-12 | 25.83 |
| 2025-08-11 | 26.02 |
| 2025-08-08 | 26.07 |
| 2025-08-07 | 26.51 |
| 2025-08-06 | 26.37 |
| 2025-08-05 | 26.52 |
| 2025-08-04 | 26.89 |
| 2025-08-01 | 26.78 |
| 2025-07-31 | 26.31 |
| 2025-07-30 | 26.35 |
| 2025-07-29 | 27.11 |
| 2025-07-28 | 29.72 |
| 2025-07-25 | 30.47 |
| 2025-07-24 | 30.65 |
| 2025-07-23 | 30.51 |
| 2025-07-22 | 30.80 |
| 2025-07-21 | 30.02 |
| 2025-07-18 | 29.79 |
| 2025-07-17 | 29.56 |
| 2025-07-16 | 29.61 |
| 2025-07-15 | 29.02 |
| 2025-07-14 | 29.40 |
Showing the most recent 260 of 5,032 data points. The chart above shows the full history.