 Dallas, Texas, March 03, 2021 GLOBE NEWSWIRE -- CompX International Inc. NYSE American: CIX announced today a 0.10 per share increase in its regular quarterly dividend. CompXs board of directors has declared a regular quarterly dividend of twenty cents 0.20 per share on its class A common stock, payable on March 23, 2021 to stockholders of record at the close of business on March 15, 2021. 