Rigel Pharmaceuticals, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cash, Cash Equivalents and Short-Term Investments (Tables)

Cash, Cash Equivalents and Short-Term Investments (Tables)

9 Months Ended

Sep. 30, 2020

Cash, Cash Equivalents and Short-Term Investments

Schedule of cash, cash equivalents and short-term investments

Cash, cash equivalents and short-term investments consisted of the following (in thousands):


	September 30,		December 31,
	2020		2019
Cash	$	1,492	$	3,371
Money market funds		17,625		7,457
U.S. treasury bills		23,297		12,539
Government-sponsored enterprise securities		18,451		19,017
Corporate bonds and commercial paper		11,947		55,694
	$	72,812	$	98,078
Reported as:
Cash and cash equivalents	$	36,567	$	22,521
Short-term investments		36,245		75,557
	$	72,812	$	98,078

Schedule of cash equivalents and short-term investments including securities with unrealized gains and losses

Cash equivalents and short-term investments include the following securities with gross unrealized gains and losses (in thousands):


			Gross		Gross
	Amortized		Unrealized		Unrealized
September 30, 2020	Cost		Gains		Losses		Fair Value
U.S. treasury bills	$	23,297	$	1	$	(1)	$	23,297
Government-sponsored enterprise securities		18,449		2		—		18,451
Corporate bonds and commercial paper		11,947		—		—		11,947
Total	$	53,693	$	3	$	(1)	$	53,695


			Gross		Gross
	Amortized		Unrealized		Unrealized
December 31, 2019	Cost		Gains		Losses		Fair Value
U.S. treasury bills	$	12,532	$	8	$	(1)	$	12,539
Government-sponsored enterprise securities		19,010		8		(1)		19,017
Corporate bonds and commercial paper		55,685		14		(5)		55,694
Total	$	87,227	$	30	$	(7)	$	87,250

Schedule of fair value and gross unrealized losses of investments in unrealized loss position

The following table shows the fair value and gross unrealized losses of our investments in individual securities that are in an unrealized loss position, aggregated by investment category (in thousands):


September 30, 2020	Fair Value		Unrealized Losses
U. S. treasury bills	$	14,027	$	(1)
Total	$	14,027	$	(1)