As of 2026-09-14, the Relative Valuation of Old Second Bancorp Inc (OSBC) is 21.41 USD. This relative valuation is based on P/E multiples. With the latest stock price at 25.58 USD, the upside of Old Second Bancorp Inc based on Relative Valuation is -16.3%.
The range of the Relative Valuation is 20.27 - 23.47 USD.
| Range | Selected | |
| Trailing P/E multiples | 12.0x - 12.7x | 12.2x |
| Forward P/E multiples | 12.4x - 13.4x | 12.6x |
| Fair Price | 20.27 - 23.47 | 21.41 |
| Upside | -20.7% - -8.2% | -16.3% |
| Date | P/E |
| 2026-09-04 | 15.22 |
| 2026-09-03 | 15.20 |
| 2026-09-02 | 15.11 |
| 2026-09-01 | 14.84 |
| 2026-08-31 | 14.84 |
| 2026-08-28 | 14.94 |
| 2026-08-27 | 14.90 |
| 2026-08-26 | 14.94 |
| 2026-08-25 | 14.91 |
| 2026-08-24 | 15.06 |
| 2026-08-21 | 15.00 |
| 2026-08-20 | 14.92 |
| 2026-08-19 | 14.82 |
| 2026-08-18 | 15.19 |
| 2026-08-17 | 15.29 |
| 2026-08-14 | 15.34 |
| 2026-08-13 | 15.28 |
| 2026-08-12 | 15.27 |
| 2026-08-11 | 15.06 |
| 2026-08-10 | 14.96 |
| 2026-08-07 | 15.06 |
| 2026-08-06 | 15.26 |
| 2026-08-05 | 15.32 |
| 2026-08-04 | 15.26 |
| 2026-08-03 | 15.26 |
| 2026-07-31 | 14.97 |
| 2026-07-30 | 15.00 |
| 2026-07-29 | 14.97 |
| 2026-07-28 | 14.93 |
| 2026-07-27 | 14.63 |
| 2026-07-24 | 14.22 |
| 2026-07-23 | 13.92 |
| 2026-07-22 | 13.86 |
| 2026-07-21 | 14.02 |
| 2026-07-20 | 13.97 |
| 2026-07-17 | 13.99 |
| 2026-07-16 | 14.13 |
| 2026-07-15 | 13.73 |
| 2026-07-14 | 13.62 |
| 2026-07-13 | 13.65 |
| 2026-07-10 | 13.55 |
| 2026-07-09 | 13.52 |
| 2026-07-08 | 13.44 |
| 2026-07-07 | 13.61 |
| 2026-07-06 | 13.74 |
| 2026-07-02 | 13.75 |
| 2026-07-01 | 13.98 |
| 2026-06-30 | 13.80 |
| 2026-06-29 | 13.74 |
| 2026-06-26 | 13.84 |