1 Exhibit 4.4 SIPEX CORPORATION NON-QUALIFIED STOCK OPTION AGREEMENT STAGED EXERCISABILITY SIPEX Corporation, a Massachusetts corporation (the "Corporation") hereby grants the following stock option pursuant to its 2000 Non-Qualified Stock Option...Non-Qualified Stock Option Agreement • May 24th, 2001 • Sipex Corp • Semiconductors & related devices • Massachusetts
1 Exhibit 4.6 SIPEX CORPORATION STOCK OPTION AGREEMENT SIPEX Corporation (the "Company") hereby grants the following option to purchase Common Stock, $.01 par value per share (the "Common Stock"), of the Company pursuant to an action of the Board of...Stock Option Agreement • May 24th, 2001 • Sipex Corp • Semiconductors & related devices • Massachusetts
