Basis: Latest reported fiscal quarter. Source: stored company filings and market data; unavailable inputs remain N/A.
Is the debt to equity ratio high or low?
The debt to equity ratio of 0.22 is 32% below its 5-year average of 0.32, near the low end of its 5-year range (0.22–0.55).
As of the fiscal period ended Tuesday, June 30, 2026. 6.96% below its 12-month average of 0.23.
Reported quarterly debt to equity ratio; no daily interpolation. Q2 FY2026 (2026-06-30): 0.22.
DEBT TO EQUITY RATIO
0.22
DEBT TO EQUITY RATIO AVG TTM
0.23
DEBT TO EQUITY RATIO AVG 3Y
0.26
DEBT TO EQUITY RATIO AVG 5Y
0.32
DEBT TO EQUITY RATIO AVG 10Y
0.47
DEBT TO EQUITY RATIO AVG 15Y
0.74
DEBT TO EQUITY RATIO AVG 20Y
1.02
CURRENT VS TTM AVG
-6.96%
CURRENT VS 3Y AVG
-15.29%
CURRENT VS 5Y AVG
-32.35%
CURRENT VS 10Y AVG
-54.32%
CURRENT VS 15Y AVG
-70.81%
CURRENT VS 20Y AVG
-78.83%
SECTOR MEDIAN · FINANCIAL SERVICES
0.28
median of 692 covered companies
CURRENT VS SECTOR MEDIAN
-22.65%
vs the sector median at left
International Bancshares Corporation
Market Cap
$4.31B
Debt to Equity Ratio
0.22
TTM Avg
0.23
3Y Avg
0.26
5Y Avg
0.32
Market Cap
$4.28B
Debt to Equity Ratio
0.45
TTM Avg
0.47
3Y Avg
0.74
5Y Avg
0.70
Market Cap
$4.22B
Debt to Equity Ratio
1.49
TTM Avg
0.82
3Y Avg
0.97
5Y Avg
0.83
Market Cap
$4.07B
Debt to Equity Ratio
0.23
TTM Avg
0.36
3Y Avg
0.54
5Y Avg
0.72
Market Cap
$4.57B
Debt to Equity Ratio
0.04
TTM Avg
0.07
3Y Avg
0.23
5Y Avg
0.26
Market Cap
$4.04B
Debt to Equity Ratio
0.05
TTM Avg
0.08
3Y Avg
0.17
5Y Avg
0.15
Market Cap
$4.59B
Debt to Equity Ratio
0.45
TTM Avg
0.47
3Y Avg
0.74
5Y Avg
0.70
| NAME | MARKET CAP | DEBT TO EQUITY RATIO | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| International Bancshares Corporation (IBOC) | $4.31B | 0.22 | 0.23 | 0.26 | 0.32 |
| Fulton Financial Corporation (FULT)vs › | $4.28B | 0.45 | 0.47 | 0.74 | 0.70 |
| SLM Corporation (SLM)vs › | $4.22B | 2.36 | 2.69 | 2.79 | 2.66 |
| Marathon Digital Holdings, Inc. (MARA)vs › | $4.22B | 1.49 | 0.82 | 0.97 | 0.83 |
| Defiance Quantum ETF (QTUM)vs › | $4.16B | N/A | N/A | N/A | N/A |
| Texas Capital Bancshares, Inc. (TCBI)vs › | $4.07B | 0.23 | 0.36 | 0.54 | 0.72 |
| First Financial Bankshares, Inc. (FFIN)vs › | $4.57B | 0.04 | 0.07 | 0.23 | 0.26 |
| Cathay General Bancorp (CATY)vs › | $4.04B | 0.05 | 0.08 | 0.17 | 0.15 |
| Fulton Financial Corporation (FULTP)vs › | $4.59B | 0.45 | 0.47 | 0.74 | 0.70 |
| Texas Capital Bancshares, Inc. (TCBIO)vs › | $4.00B | 0.23 | 0.36 | 0.54 | 0.72 |
Debt/Equity
0.22
Current ratio is unavailable for International Bancshares Corporation: applicability has not been verified for this financial-services business. The current sector-based policy withholds this model until its treatment of debt, cash and cash flows is confirmed for the company.
Debt to Equity measures financial leverage by comparing total debt to shareholders' equity.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
| DATE | DEBT TO EQUITY RATIO |
|---|---|
| 2026-06-30 | 0.22 |
| 2026-03-31 | 0.22 |
| 2025-12-31 | 0.22 |
| 2025-09-30 | 0.25 |
| 2025-06-30 | 0.26 |
| 2025-03-31 | 0.25 |
| 2024-12-31 | 0.23 |
| 2024-09-30 | 0.30 |
| 2024-06-30 | 0.28 |
| 2024-03-31 | 0.28 |
| 2023-12-31 | 0.27 |
| 2023-09-30 | 0.28 |
| 2023-06-30 | 0.26 |
| 2023-03-31 | 0.25 |
| 2022-12-31 | 0.28 |
| 2022-09-30 | 0.55 |
| 2022-06-30 | 0.52 |
| 2022-03-31 | 0.49 |
| 2021-12-31 | 0.44 |
| 2021-09-30 | 0.43 |
| 2021-06-30 | 0.44 |
| 2021-03-31 | 0.46 |
| 2020-12-31 | 0.46 |
| 2020-09-30 | 0.44 |
| 2020-06-30 | 0.45 |
| 2020-03-31 | 0.53 |
| 2019-12-31 | 0.47 |
| 2019-09-30 | 0.43 |
| 2019-06-30 | 0.57 |
| 2019-03-31 | 0.48 |
| 2018-12-31 | 0.57 |
| 2018-09-30 | 0.63 |
| 2018-06-30 | 0.70 |
| 2018-03-31 | 0.68 |
| 2017-12-31 | 0.93 |
| 2017-09-30 | 0.88 |
| 2017-06-30 | 0.78 |
| 2017-03-31 | 0.71 |
| 2016-12-31 | 0.81 |
| 2016-09-30 | 0.87 |
| 2016-06-30 | 0.87 |
| 2016-03-31 | 0.85 |
| 2015-12-31 | 0.90 |
| 2015-09-30 | 1.08 |
| 2015-06-30 | 1.17 |
| 2015-03-31 | 1.23 |
| 2014-12-31 | 1.33 |
| 2014-09-30 | 1.32 |
| 2014-06-30 | 1.57 |
| 2014-03-31 | 1.48 |
| 2013-12-31 | 1.67 |
| 2013-09-30 | 1.75 |
| 2013-06-30 | 1.41 |
| 2013-03-31 | 1.14 |
| 2012-12-31 | 1.44 |
| 2012-09-30 | 1.23 |
| 2012-06-30 | 1.02 |
| 2012-03-31 | 1.09 |
| 2011-12-31 | 1.27 |
| 2011-09-30 | 1.35 |
| 2011-06-30 | 1.52 |
| 2011-03-31 | 1.62 |
| 2010-12-31 | 1.82 |
| 2010-09-30 | 1.77 |
| 2010-06-30 | 1.53 |
| 2010-03-31 | 1.26 |
| 2009-12-31 | 2.12 |
| 2009-09-30 | 2.05 |
| 2009-06-30 | 2.22 |
| 2009-03-31 | 2.87 |
| 2008-12-31 | 3.31 |
| 2008-09-30 | 3.31 |
| 2008-06-30 | 2.75 |
| 2008-03-31 | 2.80 |
| 2007-12-31 | 3.19 |
| 2007-09-30 | 2.85 |
| 2007-06-30 | 2.60 |
| 2007-03-31 | 3.45 |
| 2006-12-31 | 3.58 |
| 2006-09-30 | 3.64 |
| 2006-06-30 | 4.00 |
| 2006-03-31 | 3.51 |
| 2005-12-31 | 3.62 |
| 2005-09-30 | 3.63 |
| 2005-06-30 | 3.72 |
| 2005-03-31 | 3.75 |
| 2004-12-31 | 3.35 |
| 2004-09-30 | 2.91 |
| 2004-06-30 | 3.19 |
| 2004-03-31 | 2.34 |
| 2003-12-31 | 2.63 |
| 2003-09-30 | 4.76 |
| 2003-06-30 | 3.27 |
| 2003-03-31 | 2.58 |
| 2002-12-31 | 3.00 |
| 2002-09-30 | 3.32 |
