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Material accounting policies (Tables) | 12 Months Ended
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Dec. 31, 2024
Material accounting policies |
Schedule of general information about Himax Technologies, Inc.'s subsidiaries | Following is general information about Himax Technologies, Inc.’s subsidiaries:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Percentage of Ownership |
​ | ​ | ​ | ​ | ​ | ​ | Jurisdiction of | ​ | December 31, | ​ | December 31, |
Investor |  | Subsidiary |  | Main activities |  | Incorporation |  | 2023 |  | 2024 |
Himax Technologies, Inc. |  | Himax Technologies Limited (“Himax Taiwan”) |  | IC design and sales |  | ROC |  | 100.00 | % | 100.00 | %
Himax Technologies, Inc. |  | Himax Technologies Korea Ltd. |  | IC design and sales |  | South Korea |  | 100.00 | % | 100.00 | %
Himax Technologies, Inc. |  | Himax Technologies Japan Ltd. |  | Sales |  | Japan |  | 100.00 | % | 100.00 | %
Himax Technologies, Inc. |  | Himax Semiconductor (Hong Kong) Limited |  | Investments |  | Hong Kong |  | 100.00 | % | 100.00 | %
Himax Technologies, Inc. | ​ | Himax Imaging, Inc. | ​ | Investments | ​ | Cayman Islands | ​ | 100.00 | % | 100.00 | %
Himax Technologies, Inc. | ​ | Viewsil Microelectronics (Kunshan) Limited (“Viewsil”) (1) | ​ | IC design and sales | ​ | PRC | ​ | 49.00 | % | 100.00 | %
Viewsil Microelectronics (Kunshan) Limited | ​ | Viewsil Technology Limited (1) | ​ | IC sales | ​ | British Virgin Islands | ​ | 49.00 | % | 100.00 | %
Himax Technologies Limited |  | Himax Technologies (Samoa), Inc. |  | Investments |  | Samoa |  | 100.00 | % | 100.00 | %
Himax Technologies (Samoa), Inc. |  | Himax Technologies (Suzhou) Co., Ltd. |  | Sales and technical support |  | PRC |  | 100.00 | % | 100.00 | %
Himax Technologies (Samoa), Inc. | ​ | Himax Technologies (Shenzhen) Co., Ltd.(1) | ​ | Sales and technical support | ​ | PRC | ​ | 100.00 | % | 100.00 | %
Himax Technologies Limited |  | Himax Display, Inc. |  | LCoS and MEMS design, manufacturing and sales |  | ROC |  | 92.08 | % | 92.02 | %
Himax Display, Inc. |  | Integrated Microdisplays Limited |  | LCoS design |  | Hong Kong |  | 92.08 | % | 92.02 | %
Himax Display, Inc. |  | Himax Display (USA) Inc. |  | LCoS and MEMS design, sales and technical support |  | Delaware, USA |  | 92.08 | % | 92.02 | %
Himax Technologies Limited |  | Himax Analogic, Inc. |  | IC design and sales |  | ROC |  | 98.62 | % | 98.62 | %
Himax Technologies Limited |  | Himax Imaging, Ltd. (“Imaging Taiwan”) |  | IC design and sales |  | ROC |  | 98.43 | % | 98.64 | %
Himax Imaging, Ltd. |  | Himax Imaging Corp. |  | IC design |  | California, USA |  | 98.43 | % | 98.64 | %
Himax Technologies Limited |  | Harvest Investment Limited |  | Investments |  | ROC |  | 100.00 | % | 100.00 | %
Himax Technologies Limited |  | Liqxtal Technology Inc. |  | LC Lens design and sales |  | ROC |  | 62.26 | % | 62.26 | %
Himax Technologies Limited |  | Himax IGI Precision Ltd. |  | 3D micro and nano structure mastering and prototype replication |  | Delaware, USA |  | 100.00 | % | 100.00 | %
Himax Technologies Limited | ​ | CM Visual Technology Corp. | ​ | Omniwide film products design and sales | ​ | ROC | ​ | 77.63 | % | 77.63 | %
Himax Technologies Limited | ​ | Solvanta Investment Limited | ​ | Investments | ​ | ROC | ​ | — | ​ | 100.00 | %
Solvanta Investment Limited |  | Solvanta Energy Limited |  | Renewable-energy based electricity distribution |  | ROC |  | — | ​ | 100.00 | %
​
Note (1): | On December 30, 2023, Himax Technologies, Inc. acquired the controlling interest in Viewsil and included it as the consolidated entity. Refer to Note 5 for further details. In addition, on November 22, 2024, Himax Technologies (Shenzhen) Co., Ltd. acquired the 51% of the outstanding voting shares of Viewsil, then the Company has 100% shareholdings in Viewsil.
Schedule of basic and diluted earnings per ordinary share | Basic and diluted earnings per ordinary share have been calculated as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2022 |  | 2023 |  | 2024
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Profits attributable to Himax Technologies, Inc. stockholders (in thousands) | ​ | $ | 236,982 | ​ | 50,616 |  | 79,755
Denominator for basic earnings per ordinary share: | ​ |  | ​ | ​ | ​ |  | ​
Weighted average number of ordinary shares outstanding (in thousands) | ​ |  | 349,448 | ​ | 348,990 |  | 349,593
Basic earnings per ordinary share attributable to Himax Technologies, Inc. stockholders | ​ | $ | 0.68 | ​ | 0.15 |  | 0.23
Basic earnings per ADS attributable to Himax Technologies, Inc. stockholders(1) | ​ | $ | 1.36 | ​ | 0.29 |  | 0.46
​ Contingently issuable ordinary shares underlying the unvested RSUs granted to employees are included in the calculation of diluted earnings per ordinary share based on treasury stock method. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31,
​ |  | 2022 |  | 2023 |  | 2024
​ | ​ | ​ | ​ | ​ | ​ |  | ​
Profits attributable to Himax Technologies, Inc. stockholders (in thousands) | ​ | $ | 236,982 |  | 50,616 | ​ | 79,755
Denominator for diluted earnings per ordinary share: | ​ | ​ | ​ |  | ​ | ​ | ​
Weighted average number of ordinary shares outstanding (in thousands) | ​ | ​ | 349,448 |  | 348,990 | ​ | 349,593
Unvested RSUs (in thousands) | ​ | ​ | 187 |  | 576 | ​ | 434
​ | ​ | ​ | 349,635 |  | 349,566 | ​ | 350,027
Diluted earnings per ordinary share attributable to Himax Technologies, Inc. stockholders | ​ | $ | 0.68 |  | 0.14 | ​ | 0.23
Diluted earnings per ADS attributable to Himax Technologies, Inc. stockholders(1) | ​ | $ | 1.36 |  | 0.29 | ​ | 0.46
​ Note (1): As the Company’s ordinary shares have been quoted on the NASDAQ Global Select Market under the symbol “HIMX” in the form of ADSs and two ordinary shares represent one ADS with effect from August 10, 2009. The number of ADS equivalent outstanding is determined by dividing the number of ordinary shares by two. Therefore, the weighted average number of ADS equivalent outstanding used in basic earnings per ADS for 2022, 2023 and 2024 is 174,724 thousand, 174,495 thousand and 174,796 thousand, respectively. Additionally, the weighted average number of ADS equivalent outstanding used in diluted earnings per ADS for 2022, 2023 and 2024 is 174,817 thousand, 174,783 thousand and 175,014 thousand, respectively. The earnings per ADS is presented solely for the convenience of the reader and does not represent a measure under IFRS.

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