Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 173,052	$ 181,568
Short-term investments	262,836	281,589
Restricted cash	30	173
Trade and other receivables, net	3,421	3,750
Unbilled - collaboration and license revenue	6,491
Inventory	7,082	1,099
Prepaid research and development	1,282	734
Prepaid manufacturing	17,880	2,333
Prepaid expenses and other current assets	6,808	6,677
Total current assets	478,882	477,923
Property and equipment, net	5,358	5,217
Intangible assets	7,567	7,851
Long-term investments	20,777	71,076
Prepaid and other long-term assets	14	9,609
Total assets	512,598	571,676
Current liabilities:
Accounts payable	6,746	9,304
Accrued compensation and employee benefits	7,463	11,526
Accrued research and development	39,015	44,973
Accrued and other liabilities	7,456	3,552
Deferred revenue, current portion	4,928	11,169
Current portion of notes payable and long term debt	5,971
Total current liabilities	71,579	80,524
Notes payable, less current portion	49,937	50,565
Long term debt, less current portion	150,299	54,251
Long term obligation to collaborator, less current portion	7,527	8,000
Deferred revenue, long-term	5,194	18,798
Other long-term liabilities	8,001	10,045
Total liabilities	292,537	222,183
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000,000 shares authorized; no shares issued and outstanding
Common stock, $0.001 par value, 150,000,000 and 100,000,000 shares authorized at June 30, 2018 and December 31, 2017; 65,953,810 shares and 65,296,643 shares issued and outstanding at June 30, 2018 and December 31, 2017, respectively	66	66
Additional paid-in capital	1,584,144	1,551,728
Accumulated deficit	(1,365,853)	(1,204,519)
Accumulated other comprehensive loss	(674)	(409)
Total Portola stockholders’ equity	217,683	346,866
Noncontrolling interest (SRX Cardio)	2,378	2,627
Total stockholders’ equity	220,061	349,493
Total liabilities and stockholders’ equity	$ 512,598	$ 571,676