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v3.21.1

Condensed Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
OPERATING ACTIVITIES |  |
Net income | $ 968,000 | $ 7,016,000
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation | 453,000 | 418,000
Amortization of finite-lived intangible assets | 75,000 | 75,000
Loss from equity investment in unconsolidated subsidiary | 262,000 | 16,000
Stock-based compensation | 790,000 | 112,000
Deferred income tax expense (benefit) | 255,000 | (3,180,000)
(Gain) on marketable securities | (139,000) | (206,000)
Changes in operating assets and liabilities: |  |
Decrease (increase) in accounts receivable, net | 323,000 | (1,051,000)
Decrease (increase) in inventories, net | 736,000 | (1,550,000)
Decrease (increase) in prepaid expenses and other assets | 194,000 | (225,000)
(Decrease) increase in accounts payable, accrued compensation and commissions expense and other | (725,000) | 1,241,000
Net cash provided by operating activities | 3,192,000 | 2,666,000
INVESTING ACTIVITIES |  |
Purchase of marketable securities | (21,000) | (5,050,000)
Equity investment in unconsolidated subsidiary |  | (3,350,000)
Capital expenditures | (407,000) | (1,163,000)
Proceeds from sale of marketable securities |  | 3,400,000
Net cash used in investing activities | (428,000) | (6,163,000)
FINANCING ACTIVITIES |  |
Proceeds from issuance of at-the-market stock sales | 3,254,000 |
Share-related issuance costs | (202,000) |
Net proceeds from stock option exercise | 62,000 | 442,000
Net cash provided by financing activities | 3,114,000 | 442,000
Increase (decrease) in cash and cash equivalents | 5,878,000 | (3,055,000)
Cash and cash equivalents at beginning of year | 12,453,000 | 15,508,000
Cash and cash equivalents at end of year | 18,331,000 | 12,453,000
Supplemental Disclosure: |  |
Cash paid for interest | 3,000 | 6,000
Cash paid for income taxes | $ 60,000 | $ 86,000

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