Petersen also said it would consider a "possible business combination," a public offering or other similar transaction.
Among analysts, the proposed merger has received generally good reviews as a business combination.
Hanson said the sale is part of a business combination under a strategic alliance.
And he was skeptical of large business combinations that tended to become monopolies.
State the accounting treatment adopted for business combinations (whether acquisition or merger).
Representatives of both companies declined to comment on any possible business combinations.
The latest third quarter included $2.8 million of one-time expenses associated with the business combination.
Southeast disclosed on April 11 that discussions were under way with several banks for "a possible business combination."
At the time, analysts were skeptical about the wisdom of a business combination by these two firms.
The agreement also sets new rules governing tender offers and business combinations.