Ticker: SVA, Company: SINOVAC BIOTECH LTD, Type: 6-K, Date: 2018-03-06
Original SEC Filing: Click here

---

Webplus: SVA/20180306/6-K/2_EX-4.1/000.htm SEC Original: tv487861_ex4-1.htm
SINOVAC BIOTECH LTD. and PACIFIC STOCK TRANSFER COMPANY as Rights Agent THIRD AMENDMENT TO RIGHTS AGREEMENT Effective as of March 6, 2018 Amendment Rights Agreement Company Rights Agent This Third Amendment (the “ WHEREAS, the Company and the Rights Agent have heretofore executed and entered into the Rights Agreement; WHEREAS, the Rights Agreement, under its current terms, will expire on

---

---

Webplus: SVA/20180306/6-K/3_EX-99.1/000.htm SEC Original: tv487861_ex99-1.htm
Sinovac Amends Shareholder Rights Plan About Sinovac Sinovac Biotech Ltd. is a China-based biopharmaceutical company that focuses on the research, development, manufacturing and commercialization of vaccines that protect against human infectious diseases. Sinovac’s product portfolio includes vaccines against enterovirus71, or EV71, hepatitis A and B, seasonal influenza, H5N1 pandemic influenza (avian flu), H1N1 influenza (swine flu), and mumps. The EV71

---

---

Webplus: SVA/20180306/6-K/1/000.htm SEC Original: tv487861_6k.htm

---

Company Info:

Ticker: SVA, Company: SINOVAC BIOTECH LTD, Type: 6-K, Date: 2018-03-06CIK: 0001084201, Location: F4, SIC: 2834, SIC Desc: PHARMACEUTICAL PREPARATIONS
Business Phone & Address:
39 SHANGDI XI ROAD, HAIDIAN DISTRICT
BEIJING 100085