1998-2024年A股异质机构投资者持股数据包含压力敏感型、压力抵抗型含计算过程
参考:
异质机构投资者持股对融资约束的影响研究_王新红

处理结果如下:附件包含原始数据+过程+结果+文献
| 报告期 | 样本量 |
| 1998-12-31 | 39 |
| 1999-12-31 | 102 |
| 2000-12-31 | 490 |
| 2001-12-31 | 631 |
| 2002-12-31 | 843 |
| 2003-12-31 | 1265 |
| 2004-12-31 | 1354 |
| 2005-12-31 | 1353 |
| 2006-12-31 | 1433 |
| 2007-12-31 | 1542 |
| 2008-12-31 | 1593 |
| 2009-12-31 | 1737 |
| 2010-12-31 | 2097 |
| 2011-12-31 | 2340 |
| 2012-12-31 | 2466 |
| 2013-12-31 | 2506 |
| 2014-12-31 | 2626 |
| 2015-12-31 | 2822 |
| 2016-12-31 | 3108 |
| 2017-12-31 | 3494 |
| 2018-12-31 | 3589 |
| 2019-12-31 | 3792 |
| 2020-12-31 | 4257 |
| 2021-12-31 | 4752 |
| 2022-12-31 | 5126 |
| 2023-12-31 | 5348 |
| 2024-12-31 | 5399 |