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Unaudited Quarterly Consolidated Financial Data | 12 Months Ended
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Dec. 31, 2017
Unaudited Quarterly Consolidated Financial Data |
Unaudited Quarterly Consolidated Financial Data | Note 18. Unaudited Quarterly Consolidated Financial Data
|  | Quarter |
|  | First |  | Second |  | Third |  | Fourth |
|  | (in thousands, except per share data) |
2017: |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  | $ | 20,616 |  | $ | 23,557 |  | $ | 28,168 |  | $ | 26,332 |
Gross profit |  |  | 6,288 |  |  | 7,256 |  |  | 11,133 |  |  | 9,798 |
Net income attributable to AXT, Inc |  |  | 665 |  |  | 1,930 |  |  | 4,419 |  |  | 3,134 |
Net (loss) attributable to AXT, Inc per share, basic |  | $ | 0.02 |  | $ | 0.05 |  | $ | 0.11 |  | $ | 0.08 |
Net (loss) attributable to AXT, Inc per share, diluted |  | $ | 0.02 |  | $ | 0.05 |  | $ | 0.11 |  | $ | 0.08 |
2016: |  |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  | $ | 18,713 |  | $ | 20,495 |  | $ | 21,872 |  | $ | 20,269 |
Gross profit |  |  | 5,253 |  |  | 6,027 |  |  | 7,578 |  |  | 7,523 |
Net (loss) attributable to AXT, Inc |  |  | 42 |  |  | 1,151 |  |  | 2,229 |  |  | 2,214 |
Net (loss) attributable to AXT, Inc per share, basic |  | $ | (0.00) | * | $ | 0.03 |  | $ | 0.07 |  | $ | 0.07 |
Net (loss) attributable to AXT, Inc per share, diluted |  | $ | (0.00) | * | $ | 0.03 |  | $ | 0.07 |  | $ | 0.06 |
* Net loss to AXT, Inc. per common share resulted due to the accrual of preferred dividend liquidation preference during the three months ended March 31, 2016.

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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=68076893&loc=d3e1570-108306 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e765-108305 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e725-108305 + Details
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