If misery loves company, it's having a whirlwind romance with MARA Holdings Inc (NASDAQ:MARA) . While cryptocurrency miners aren't exactly known for stability, MARA stock managed to generate an auspicious-looking rally in the second half of 2025. Sadly, from mid-October onward, the security practically went into freefall, losing roughly 60% of value. Nevertheless, MARA finally looks intriguing from a contrarian perspective.At the most watered-down level, there are two ways for options traders to gain an edg ...

Among tech companies, Microchip Technology (MCHP) is one of the more difficult names to decipher. As a developer and manufacturer of microcontrollers, memory and interface products for embedded control systems, Microchip represents one of the important cogs in the broader semiconductor industry. At the same time, investors haven’t exactly been thrilled with MCHP stock and its performance. It’s not that the return is bad, per se. Since the start of the year, MCHP stock has gained over 13%. With a trailing ...

期权市场特性 - 期权市场是市场中的市场 其合约代表100股标的资产 可能提供巨大的上行潜力[1] - 期权交易不提供太多容错空间 “基本正确”与完全错误几乎没有区别 对行权价和到期日的困难决策必须远在潜在价格变动之前做出[3] - 交易者必须选择特定的价格区域（行权价）和特定的时间窗口（到期日） 面临非线性收益 且误差是离散的而非连续的[8] 量化分析方法 - 采用分层视角的量化方法 将价格行为分解为离散试验 以基于频率动态发现概率行为 一致的行为应在概率质量中形成凸起 为潜在交易目标提供指引[4] - 将概念扩展至创建三维图表“风险地形图” 该地形可视化保留了形状、不对称性和空白 空白点对于确定特定量化信号的结果最可能出现的位置尤为重要[5] - 风险地形图并非金融标准指标 但它提供了更高维度的分析[6] 京东公司情况 - 中国电商巨头京东公司今年表现挣扎 年初至今股价下跌超过15%[7] - 近期势头显示可能出现转机 在过去五个交易日中 股价上涨约3%[7] - 最新的隐含波动率数据表明 市场并未预期未来几周会出现大幅波动[7]