OSBC vs. AX

Last updated Aug 1, 2026

OSBC (Old Second Bancorp, Inc.) and AX (Axos Financial, Inc.) are both stocks. Both operate in the Banks - Regional industry within the Financial Services sector. Over the past 5 years, OSBC returned 18.54%/yr vs 16.21%/yr for AX. Their 0.67 correlation means they have sometimes moved together and sometimes differently.

Performance

OSBC vs. AX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Old Second Bancorp, Inc. (OSBC) and Axos Financial, Inc. (AX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OSBC achieves a 30.95% return, which is significantly higher than AX's 17.70% return.

OSBC

• 1D: 0.08%
• 1M: 9.17%
• 6M: 28.26%
• YTD: 30.95%
• 1Y: 54.52%
• 3Y*: 17.38%
• 5Y*: 18.54%
• 10Y*: 14.15%
• ALL TIME*: 5.41%

AX

• 1D: 2.98%
• 1M: 3.59%
• 6M: 2.44%
• YTD: 17.70%
• 1Y: 20.14%
• 3Y*: 30.46%
• 5Y*: 16.21%
• 10Y*: —
• ALL TIME*: 14.60%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
AX Axos Financial, Inc.	$35.62M	$35.98M	$36.63M
OSBC Old Second Bancorp, Inc.	$11.96M	$10.46M	$9.01M

OSBC vs. AX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
OSBC Old Second Bancorp, Inc.	30.95%	11.25%	16.69%	-2.37%	29.23%	26.26%	-24.70%	3.93%	-15.80%
AX Axos Financial, Inc.	17.70%	23.35%	27.93%	42.86%	-31.64%	48.97%	23.94%	20.25%	-27.83%

Correlation

The correlation between OSBC and AX is 0.68, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.68
Correlation (3Y) Balances recent behavior with more history.	0.70
Correlation (5Y) Shows whether the relationship held over a longer period.	0.67
Correlation (All Time) Calculated using the full available price history since Oct 1, 2018	0.67

The correlation between OSBC and AX has been stable across timeframes, ranging from 0.67 to 0.70 - a consistent structural relationship.

Fundamentals

Market Cap OSBC : $1.30B AX : $5.77B
EPS OSBC : $1.74 AX : $8.45
PE Ratio OSBC : 14.54 AX : 11.99
PS Ratio OSBC : 3.04 AX : 3.63
Total Revenue (TTM) OSBC : $442.28M AX : $1.62B
Gross Profit (TTM) OSBC : $254.19M AX : $1.01B
EBITDA (TTM) OSBC : $96.42M AX : $544.51M

Return for Risk

OSBC vs. AX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

OSBC

OSBC Risk / Return Rank: 91
OSBC Sharpe Ratio Rank: 91
OSBC Sortino Ratio Rank: 87
OSBC Omega Ratio Rank: 89
OSBC Calmar Ratio Rank: 94
OSBC Martin Ratio Rank: 93

AX

AX Risk / Return Rank: 62
AX Sharpe Ratio Rank: 64
AX Sortino Ratio Rank: 57
AX Omega Ratio Rank: 59
AX Calmar Ratio Rank: 65
AX Martin Ratio Rank: 64

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

OSBC vs. AX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Old Second Bancorp, Inc. (OSBC) and Axos Financial, Inc. (AX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	OSBC	AX	Difference
Sharpe ratio: Return per unit of total volatility	1.97	0.55	+1.42
Sortino ratio: Return per unit of downside risk	2.55	0.91	+1.64
Omega ratio: Gain probability vs. loss probability	1.35	1.13	+0.22
Calmar ratio: Return relative to maximum drawdown	4.70	0.92	+3.78
Martin ratio: Return relative to average drawdown	11.46	1.80	+9.66

OSBC vs. AX - Sharpe Ratio Comparison

The current OSBC Sharpe Ratio is 1.97, which is higher than the AX Sharpe Ratio of 0.55. The chart below compares the historical Sharpe Ratios of OSBC and AX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

OSBC vs. AX - Drawdown Comparison

The maximum OSBC drawdown since its inception was -97.67%, which is greater than AX's maximum drawdown of -59.57%. Use the drawdown chart below to compare losses from any high point for OSBC and AX.

Drawdown Indicators

	OSBC	AX	Difference
Max Drawdown Largest peak-to-trough decline	-97.67%	-59.57%	-38.10%
Max Drawdown (1Y) Largest decline over 1 year	-10.93%	-19.04%	+8.11%
Max Drawdown (3Y) Largest decline over 3 years	-25.52%	-34.92%	+9.40%
Max Drawdown (5Y) Largest decline over 5 years	-36.27%	-46.31%	+10.04%
Max Drawdown (10Y) Largest decline over 10 years	-60.07%	—	—
Current Drawdown Current decline from peak	-10.41%	0.00%	-10.41%
Average Drawdown Average peak-to-trough decline	-43.88%	-20.27%	-23.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.47%	9.71%	-5.24%

Volatility

OSBC vs. AX - Volatility Comparison

The current volatility for Old Second Bancorp, Inc. (OSBC) is 5.86%, while Axos Financial, Inc. (AX) has a volatility of 8.26%. This indicates that OSBC experiences smaller price fluctuations and is considered to be less risky than AX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OSBC	AX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.86%	8.26%	-2.40%
Volatility (6M) Calculated over the trailing 6-month period	16.50%	24.39%	-7.89%
Volatility (1Y) Calculated over the trailing 1-year period	26.14%	32.04%	-5.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.43%	40.65%	-11.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.78%	43.92%	-9.14%

Dividends

OSBC vs. AX - Dividend Comparison

OSBC's dividend yield for the trailing twelve months is around 1.11%, while AX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
AX Axos Financial, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
OSBC Old Second Bancorp, Inc.	1.11%	1.28%	1.18%	1.30%	1.25%	1.27%	0.40%	0.30%	0.31%	0.29%	0.27%

Financials

Frequently Asked Questions

Can I hold both OSBC and AX in my portfolio?

OSBC and AX have a correlation of 0.68, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OSBC or AX?

AX has higher volatility (8.26%) compared to OSBC (5.86%). In terms of maximum drawdown, OSBC dropped -97.67% vs AX's -59.57%.

Which has better risk-adjusted returns?

OSBC currently has the higher Sharpe Ratio (1.97 vs 0.55), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.