Jan 25 (Reuters) - Hennessy Advisors Inc:
* HENNESSY ADVISORS INC SAYS TERESA NILSEN WILL STEP DOWN AS CHIEF FINANCIAL OFFICER
* HENNESSY ADVISORS INC SAYS KATHRYN FAHY WILL TRANSITION TO SERVING AS CO'S CHIEF FINANCIAL OFFICER Source text: (bit.ly/2DJGnbB) Further company coverage: