ONTX. Answered my own question. So this puts the OS at about 7m.
Completion of $17.4 Million Oversubscribed Financing
On July 29, 2016, Onconova closed its oversubscribed rights offering. Although the number of units able to be sold was capped at a maximum of 4,256,186 units (or approximately $17.4 million in gross proceeds), there was a total demand for approximately 4.9 million units in the rights offering.
Overall, 4,256,186 units consisting of a total of 3,599,786 shares of common stock, pre-funded warrants to purchase an additional 656,400 shares of common stock, and 3,192,022 tradable warrants were issued in this offering.
Including the net proceeds from the rights offering of approximately $15.8 million, Onconova had cash and cash equivalents of approximately $27.6 million at July 31, 2016.