Brusselsspirit, Silvr, covered the points consistent with a large announcement being made in the future. I say buyout because they have tied up all their shares, with almost no shares remaining for future business development. If not being bought out they must be they must be planning to buy back the notes as they continue to grow.
The Alimera deal may not be insignificant to the partner, but will be important to ANIP, if female testosterone is not approved, or if the company is splitting.
ANIP is obviously in some type of quiet period, logic dictates it is major news.