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About International Bancshares Corpor (IBOC) data

Data as of August 14, 2026.

International Bancshares Corpor (IBOC) has 1.83M shares sold short as of the latest FINRA settlement report on August 14, 2026. Short interest has increased by 6.80% compared with the prior settlement. At the current average daily volume, covering all open short positions would take about 5.11 days (days to cover).

Recent IBOC short interest history

Settlement date Short interest Change Days to cover
Aug 14, 2026 1,826,576 6.80% 5.11
Jul 31, 2026 1,710,343 1.36% 6.15
Jul 15, 2026 1,687,312 3.00% 5.46
Jun 30, 2026 1,638,119 6.02% 2.78
Jun 15, 2026 1,545,104 2.37% 4.55
May 29, 2026 1,509,328 -5.79% 5.15
May 15, 2026 1,602,028 2.87% 5.96
Apr 30, 2026 1,557,341 13.39% 6.25
Apr 15, 2026 1,373,496 -2.00% 3.32
Mar 31, 2026 1,401,575 -23.87% 2.09
Mar 13, 2026 1,841,066 24.00% 4.85
Feb 27, 2026 1,484,699 -7.63% 5.15

Full history, charts, and borrow-fee detail are on the IBOC short interest page.

Frequently asked questions

What is the current short interest in IBOC?

As of the latest FINRA settlement dated August 14, 2026, IBOC had approximately 1,826,576 shares sold short. Short interest data is reported by FINRA twice per month.

How much does it cost to short IBOC?

The latest borrow fee (cost to borrow) for IBOC is 0.51% per year, based on IBKR data. Fees can change throughout the trading day as shares are borrowed and returned.

What is the days to cover ratio for IBOC?

Days to cover for IBOC is approximately 5.11 days. This estimates how many trading days it would take short sellers to buy back all outstanding short shares at the current average daily volume.

Is IBOC a short squeeze candidate?

A squeeze needs shorts that are hard to close. IBOC trades about 357,580 shares a day and would take roughly 5.11 days to unwind current short positions, at a current borrow fee of 0.51%. Higher days-to-cover and a rising borrow fee together are the setup to watch; neither alone is enough.

Not investment advice. Past performance does not guarantee future results.

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