INVESTOR ALERT

Law Offices of Howard G. Smith Announces Investigation on Behalf of Portola Pharmaceuticals, Inc. Investors

Law Offices of Howard G. Smith announces an investigation on behalf of Portola Pharmaceuticals, Inc. (“Portola” or the “Company”) (NASDAQ: PTLA) investors concerning the Company and its officers’ possible violations of federal securities laws.

On January 9, 2020, Portola announced that it only expected $28 million revenue for Andexxa in fourth quarter 2019, well below expectations of revenue between $39 million and $41 million.

On this news, the Company’s share price fell as much as $10.55, or nearly 43%, during intraday trading on January 10, 2020, thereby injuring investors.

If you purchased Portola securities, have information or would like to learn more about these claims, or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Howard G. Smith, Esquire, of Law Offices of Howard G. Smith, 3070 Bristol Pike, Suite 112, Bensalem, Pennsylvania 19020 by telephone at [phone], toll-free at [phone], or by email to [e-mail], or visit our website at www.howardsmithlaw.com.

This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and ethical rules.

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