基于期权框架下的限售股减持策略

如何在维护投资者利益,保持市场稳定基础上解决解禁后的限售股减持的市场压力,是管理层及市场投资者关注的焦点问题。从股票流动性、投资机会和信息获取的角度,运用金融期权理论建立了限售股大额减持价格模型,分析了减持的临界条件。通过与金融期权的映称关系,设计解禁者和机构投资者各自的价值函数,运用极大值原理建立联合目标下的最优减持价格方程。研究表明:限售股大额减持不能采用均衡市场条件下的定价方法,应结合市场的流动性溢价特性,提出对机构投资者的激励策略,在市场各主体利益均衡框架下实施减持方案。

The Strategy of the Restricted Stock Reduction Based on the Option Framework

The core question concerned by the managers and the market investors is that how to dispose the market pressure of the reduction of the restricted stock after the lifting of the ban based on protecting the benefit of the investors and maintaining the market stability.From the view point of the stock liquidity,investment opportunities and the information acquirement,we establish the large reduction price model of the restricted stock by using the theory of the financial option in order to analyze the critica...