On July 26, 2017, Jordan G. Naydenov, a director with the Company, participated in the private placement of convertible promissory notes, as fully described in Note 4. Mr. Naydenov purchased a convertible promissory note, bearing interest of 7%, for $100,000 in aggregate principal and received a warrant covering 66,666 shares of common stock at an exercise price of $1.00. The terms and conditions of Mr. Naydenov’s investment were identical to those offered to all other investors in the offering and his investment was approved by the Audit Committee of the Board of Directors.

On July 28, 2017, Alpha Venture Capital Partners, LP (“AVCP”), participated in the private placement of convertible promissory notes, as fully described in Note 4. Carl C. Dockery, the principal of AVCP, is a director of the Company. AVCP purchased a convertible promissory note, bearing interest of 7%, for $50,000 in aggregate principal and received a warrant covering 33,333 shares of common stock at an exercise price of $1.00. The terms and conditions of the AVCP investment were identical to those offered to all other investors in the offering and his investment was approved by the Audit Committee of the Board of Directors.

On November 8, 2017, in connection with a private equity offering, a limited liability company in which Anthony D. Caracciolo, Executive Chairman of the Company, holds a partial ownership interest purchased $100,000 of common stock and warrants on terms identical to those applicable to the other investors in the private equity offering.

On January 31, 2018 each of Mr. Caracciolo, Mr. Naydenov and AVCP participated with other investors in the offering of common stock and warrants in satisfaction of the payment obligations relating to the convertible promissory notes, as fully described in Note 11 above.

500,000 shares 100,000 shares, held by Dr. Burger and Dr. Montgomery, respectively became fully vested. The stock options retained their exercise period through their respective expiration dates and the terms of the stock options remained otherwise unchanged.

On November 16, 2018, the Company closed its acquisition of ProstaGene, as described in Note 7. In connection with the closing of the acquisition, the Company hired Dr. Pestell as its Chief Medical Officer. As previously disclosed by the Company, Dr. Pestell is the holder of approximately 77.2% of the outstanding equity interests in ProstaGene and consequently holds an indirect interest in approximately (i) 8,611,427 of 13,258,000 shares of the Company’s common stock, currently pending distribution by ProstaGene to its members, and (ii) 4,171,013 of 5,400,000 shares of common stock, currently held in escrow for the benefit of ProstaGene and its members, which are subject to forfeiture to satisfy certain indemnity obligations of ProstaGene and will be released ratably every six months over the eighteen-month period following the closing date. In addition, as specified in a Stock Restriction Agreement with the Company entered into on the closing date, 8,342,000 additional shares of common stock previously distributed to Dr. Pestell in the ProstaGene acquisition are currently subject to transfer restrictions and forfeiture obligations, subject to certain continuing employment obligations of Dr. Pestell, which will vest ratably each year over the three-years period following the closing date.

As specified in a Confidential Information, Inventions and Noncompetition Agreement between the Company and Dr. Pestell, which was entered into on the closing date of the ProstaGene acquisition, the Company may participate in the development and license of certain intellectual property created by Dr. Pestell, in connection with Dr. Pestell’s ongoing research obligations to outside academic institutions. The Company also has the right to work with Dr. Pestell to manage any potential conflict between the Company’s clinical development activities and such ongoing research obligations.

On January 8, 2019, Argonne Trading LLC (“Argonne”), participated in the private placement of convertible promissory notes, as fully described in Note 4. Michael A. Klump, the manager of Argonne, is a director of the Company. Argonne purchased a convertible promissory note, bearing interest of 10% for $500,000 in aggregate principal and received a warrant covering 500,000 shares of common stock at an exercise price of $0.30 per share. The terms and conditions of the Argonne investment were identical to those offered to all other investors in the offering and his investment was approved by the Audit Committee of the Board of Directors.

$16,667 to $5,000 per month, with continuing benefits. In addition, the Compensation Committee approved an extension to 10 years of the expiration terms of certain previously awarded stock options covering an aggregate of 150,000