@thesis{thesis, author={Tambunan Kelven Daniel}, title ={Pengaruh Komitmen Organisasi terhadap Kinerja Karyawan Generasi Y di PT Bank Sumut dengan Kepemimpinan Transformasional sebagai Variabel Moderasi}, year={2018}, url={}, abstract={PT Bank Sumut is one of regional government?s owned companies which is expected to advance the economic condition of North Sumatera. Its performance in the growth of assets and earnings is relatively lower than that of the other regional development banks. More than 50% of its employees belong to generation Y that should give better and higher work contribution. The objective of this research was to find out the influence of organizational commitment which consisted of affective commitments, continuant commitment, and normative commitment on the performance of generation Y employees at PT. Bank Sumut. The research used transformational leadership as moderating variable which could strengthen or weaken the correlation of organizational commitment with the performance of generation Y employees. It also used correlation research method. The population was generation Y employees who were 22-32 years old at the Bank main office, and 40 of them were used as the samples. The data were analyzed by using multiple linear regression analysis and variable moderation test. The result of the research showed that, simultaneously, there was positive and significant influence of affective commitment, continuant commitment, and normative commitment on the performance of generation Y employees. Transformational leadership as moderating variable could strengthen the correlation of affective, continuant, and normative commitments with the performance of generation Y employees at PT. Bank Sumut. The variables which had the most dominant influence were affective, continuant, and normative commitments.} }