portfolio pumpingglossary / PORTFOLIO-PUMPING portfolio-pumping. Securities. The practice of purchasing additional shares of a stock near the end of a fiscal period in an attempt to improve an investment fund’s apparent performance. — Also termed window-dressing. 词条贡献者 译者Jeffrey,毕业于国内一流的高级翻译学院,擅长翻译各种与首次公开发行/其他股权或债务发行相关的法律文件。