Institutional investors hold a majority ownership of IRF through the 98.99% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Semiconductors industry. Last, during the quarter ended December 2012, these large investors purchased a net $992.6 thousand shares.
| Mutual fund holders | 67.19% |
| Individual stakeholders | 4.95% |
| Other institutional | 31.80% |