我们对“基于双步骤有效因子筛选的多因子选股策略”进行动态结果追踪。以前36月数据为依据进行因子筛选和股票池筛选的情况下,策略表现结果如表1所示。全部A股而言,策略截止2017年4月7日的近8个交易日回报在-1.20%至-0.76%之间,超额回报在-0.61%至-0.54%之间;小市值样本而言,策略截止2017年4月7日的近8个交易日回报在-2.10%至-1.16%之间,超额回报在-0.44%至1.06%之间。2017年以来,全样本下策略的超额回报最高达1.13%,小市值样本下的超额回报最高达1.80%。
表1基于双步骤有效因子筛选的多因子选股策略表现
|
因子选择标准 |
截止4月7日的近8个交易日回报 |
截止4月7日的近8个交易日超额回报 |
4月回报 |
4月超额回报 |
今年以来回报 |
今年以来超额回报 |
全样本 |
ic_ir>0.3 |
-0.77% |
-0.60% |
3.00% |
0.09% |
5.02% |
1.13% |
ic_ir>0.5 |
-0.77% |
-0.60% |
3.00% |
0.09% |
3.82% |
-0.07% |
|
rankic_ir>0.3 |
-0.76% |
-0.61% |
3.00% |
0.09% |
3.66% |
-0.32% |
|
rankic_ir>0.5 |
-1.20% |
-0.56% |
2.97% |
0.15% |
3.57% |
0.22% |
|
t>1.5 |
-0.76% |
-0.59% |
3.00% |
0.11% |
3.58% |
-0.26% |
|
t>2.0 |
-0.80% |
-0.54% |
2.97% |
0.15% |
3.37% |
0.13% |
|
小市值 |
ic_ir>0.3 |
-2.10% |
-0.44% |
0.52% |
0.01% |
-0.49% |
-1.52% |
ic_ir>0.5 |
-2.03% |
-0.36% |
0.51% |
0.01% |
-0.67% |
-1.70% |
|
rankic_ir>0.3 |
-1.95% |
-0.30% |
0.46% |
-0.04% |
-0.62% |
-1.70% |
|
rankic_ir>0.5 |
-1.16% |
1.06% |
0.79% |
0.34% |
2.64% |
1.80% |
|
t>1.5 |
-1.87% |
-0.15% |
0.47% |
-0.04% |
-0.39% |
-1.23% |
|
t>2.0 |
-2.05% |
-0.30% |
0.51% |
0.01% |
-0.80% |
-0.99% |
数据来源:国信证券博士后工作站
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