He said the central bank was still considering how many shares it could buy.
The banker said the banks would consider the request.
The proposal is much larger than what the banks were considering only a week ago.
Mr. Herz said the bank would consider all options and announce its decision by the end of the year.
About half a dozen other banks are considering similar issues in coming weeks.
The bank is considering some sort of public use for the building.
Other banks are considering this, too, but less important ones than yours.
One measure the bank is considering would sharply reduce the amount of cash it advances to the banks each month.
Ms. Hendrickson said the bank was considering those and other alternative sites in the area.
"We expect that each bank will carefully consider the offer in light of its particular circumstances."
