STOCKHOLDERS' EQUITY | STOCKHOLDERS' EQUITY As of March 31, 2019, and December 31, 2018, the Company held 2,550,787 and 1,775,500 shares of its common stock in treasury at a total cost of $3,943,063 and $2,609,485, respectively. A reconciliation of the changes in stockholders' equity during the three months ended March 31, 2019, and 2018, is shown below: Common Stock Additional Paid-In Capital Accumulated Other Comprehensive Income (Loss) Treasury Stock Retained Earnings Total Stockholders' Equity Shares Amount Balance, December 31, 2018 47,932,305 $ 49,708 $ 28,027,742 $ (2,895,683) $ (2,609,485) $ 22,683,577 $ 45,255,859 Stock based compensation 66,714 66,714 Stock issued in exercise of stock options 2,483 2 (2) — Stock issued in settlement of RSUs 13,604 14 (14) — Stock issued related to AIP 135,119 135 379,726 379,861 Tax withholdings paid related to stock based compensation (143,022) (143,022) Treasury stock repurchased (775,287) (1,333,578) (1,333,578) Foreign currency translation 149,415 149,415 Unrealized gains on investments 68,752 68,752 Net income 1,668,618 1,668,618 Balance, March 31, 2019 47,308,224 $ 49,859 $ 28,331,144 $ (2,677,516) $ (3,943,063) $ 24,352,195 $ 46,112,619 Common Stock Additional Paid-In Capital Accumulated Other Comprehensive Income (Loss) Treasury Stock Retained Earnings Total Stockholders' Equity Shares Amount Balance, December 31, 2017 48,606,425 $ 53,931 $ 27,535,469 $ (2,200,462) $ (6,890,349) $ 25,548,835 $ 44,047,424 Stock based compensation 390,585 390,585 Stock issued in exercise of stock options 81,229 81 258,811 258,892 Stock issued in settlement of RSUs 118,762 119 (119) — Tax withholdings related to stock based compensation (83,600) (83,600) Treasury stock repurchased — — Foreign currency translation (239,129) (239,129) Unrealized losses on investments (33,235) (33,235) Net income 1,876,228 1,876,228 Balance, March 31, 2018 48,806,416 $ 54,131 $ 28,101,146 $ (2,472,826) $ (6,890,349) $ 27,425,063 $ 46,217,165 |