EXHIBIT 4.3 THESE SECURITIES HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, OR ANY STATE SECURITIES LAWS. THEY MAY NOT BE SOLD OR OFFERED FOR SALE EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT AS TO THE SECURITIES UNDER SAID ACT...Common Stock Purchase Warrant • January 20th, 1998 • Immunomedics Inc • In vitro & in vivo diagnostic substances
EXHIBIT 4.1 STRUCTURED EQUITY LINE FLEXIBLE FINANCING(SM) AGREEMENT dated as of December 23, 1997 (the "Agreement"), between Cripple Creek Securities, L.L.C. (the "Investor"), a limited liability company organized and existing under the laws of the...Structured Equity Line Flexible Financing Agreement • January 20th, 1998 • Immunomedics Inc • In vitro & in vivo diagnostic substances • New York
EXHIBIT 4.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT ("Registration Rights Agreement"), entered into as of December 23, 1997, between Cripple Creek Securities, L.L.C., with offices at 40 West 57th Street, 15th Floor, New York,...Registration Rights Agreement • January 20th, 1998 • Immunomedics Inc • In vitro & in vivo diagnostic substances • Delaware
