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 Available-For-Sale Securities (Tables)

Cash, Cash Equivalents and Available-For-Sale Securities (Tables)

9 Months Ended

Sep. 30, 2013

Cash, Cash Equivalents and Available-For-Sale Securities

Schedule of cash, cash equivalents and available-for-sale securities

Cash, cash equivalents and available-for-sale securities consisted of the following (in thousands):

	September 30,		December 31,
	2013		2012
Checking account	$	94	$	251
Money market funds	14,437		23,936
U. S. treasury bills	2,104		—
Government-sponsored enterprise securities	80,867		77,047
Corporate bonds and commercial paper	133,380		197,007
	$	230,882	$	298,241
Reported as:
Cash and cash equivalents	$	16,031	$	33,484
Available-for-sale securities	214,851		264,757
	$	230,882	$	298,241

Schedule of cash equivalents and available-for-sale securities including the securities with unrealized gains and losses

Cash equivalents and available-for-sale securities include the following securities with unrealized gains and losses (in thousands):

			Gross		Gross
	Amortized		Unrealized		Unrealized
September 30, 2013	Cost		Gains		Losses			Fair Value
U. S. treasury bills	$	2,102	$	2	$	—		$	2,104
Government-sponsored enterprise securities	80,809		60		(2		)	80,867
Corporate bonds and commercial paper	133,311		75		(6		)	133,380
Total	$	216,222	$	137	$	(8	)	$	216,351

			Gross		Gross
	Amortized		Unrealized		Unrealized
December 31, 2012	Cost		Gains		Losses			Fair Value
Government-sponsored enterprise securities	$	77,041	$	37	$	(31	)	$	77,047
Corporate bonds and commercial paper	196,931		98		(22		)	197,007
Total	$	273,972	$	135	$	(53	)	$	274,054

Schedule of contractual maturities of cash equivalents and available-for-sale securities

As of September 30, 2013, the contractual maturities of our cash equivalents and available-for-sale securities were (in thousands):

	Years to Maturity
			After One Year
	Within One		Through
	Year		Two Years
U. S. treasury bills	$	—	$	2,104
Government-sponsored enterprise securities	53,203		27,664
Corporate bonds and commercial paper	129,885		3,495
	$	183,088	$	33,263

Schedule of fair value and gross unrealized losses of the entity's 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):

			Unrealized
September 30, 2013	Fair Value		Losses
Government-sponsored enterprise securities	$	2,998	$	(2	)
Corporate bonds and commercial paper	28,265		(6		)
Total	$	31,263	$	(8	)