You always choose what is the best for you and your family.
Case 1:
Jay worked in Gahoo for 7 years from startup days. Just before the Microhoo purchase, he resigned the job and go to another company. Because he didn't know Microhoo will happen....
Case 2:
JC worked in Gahoo for 6 years, he gave a resign letter three weeks before the big purchase, everybody knew he is going to leave.
After Microhoo's purchase, People still see JC. Then people joke to him: You must knew the internal info, otherwise why you are still in here?
Case 3:
Judy resigned from the IT department of the large retail company, she went to work in a high tech company for three days. Then she found out that is not the place she would like to work, so she come back to the old company. She is still in there after 7 years.
Case 4:
Sarah resigned from the nice startup, accept an offer work for large company Disco. In here first day, she found out Disco is not as good as she thought. Then she went back to the old company immediate.
Yes, all the cases are real except the names.
As long as you keep good relation with your boss and boss's boss....
Thanks!