As of 2000, he controlled about 33% of Barr Laboratories' stock.
Shares of Barr Laboratories soared 36.4 percent, closing at $35.125.
The pill, called Plan B, is manufactured by Barr Laboratories.
Plan B's maker, Barr Laboratories, has since applied to sell the pill "behind the counter."
A new contract to produce the vaccine has now been awarded to Barr Laboratories, an Army spokesman said.
Barr Laboratories says it is working on one biotechnology drug and is looking for others.
Barr Laboratories was ordered to recall batches of some of its medicines and stop distributing others until it studies its manufacturing process.
The first of these so-called continuous birth control pills, Seasonale from Barr Laboratories, will hit the market this fall.
Plan B is manufactured by Barr Laboratories and is now available only with a prescription.
As for Barr Laboratories, the drugmaker that will sell the first generic version of Prozac, its stock rose $30.25 yesterday, or 66 percent, to $76.