R. David Guerra, Director at INTERNATIONAL BANCSHARES CORP (IBOC), bought 5,000 shares at $21.90 ($110K) on 2007-08-16, disclosed to the SEC on 2007-08-17.
Open-market purchase of $110k IBOC by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
| Filing → |
| IBOC | SELL | 2017-03-16 | $94K | — | Filing → |
| IBOC | SELL | 2015-12-10 | $129K | — | Filing → |
| IBOC | SELL | 2015-06-11 | $470K | — | Filing → |