Rock Springs Capital Management LP

Holdings History for PORTOLA PHARMACEUTICALS INC - COM (PTLA)

Symbol: PTLA
Investment type: Equity / COM

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Option	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
30 Sep 2020			-1.1%	$0	0	-2,306,196	-100%		Q3 2020
30 Jun 2020		1.1%	+0.27%	$41,488,000	2,306,196	+554,296	+32%	$17.99	Q2 2020
31 Mar 2020		0.52%	+0.25%	$12,491,000	1,751,900	+851,900	+95%	$7.13	Q1 2020
31 Dec 2019		0.68%	-0.11%	$21,492,000	900,000	-150,000	-14%	$23.88	Q4 2019
30 Sep 2019		1.1%	+0.04%	$28,161,000	1,050,000	+42,000	+4.2%	$26.82	Q3 2019
30 Jun 2019		1%	+0.13%	$27,347,000	1,008,000	+133,000	+15%	$27.13	Q2 2019
31 Mar 2019		1.2%	+0.78%	$30,363,000	875,000	+575,000	+192%	$34.70	Q1 2019
31 Dec 2018		0.28%	-0.02%	$5,856,000	300,000	-23,800	-7.4%	$19.52	Q4 2018
30 Sep 2018		0.31%	0%	$8,623,000	323,800	0		$26.63	Q3 2018
30 Jun 2018		0.47%	0%	$12,230,000	323,800	0		$37.77	Q2 2018
31 Mar 2018		0.45%	0%	$10,575,000	323,800	0		$32.66	Q1 2018
31 Dec 2017		0.72%	0%	$15,763,000	323,800	0		$48.68	Q4 2017
30 Sep 2017		0.81%	+0.46%	$17,495,000	323,800	+184,100	+132%	$54.03	Q3 2017
30 Sep 2017	call		-55%	$0	0	-140,000	-100%		Q3 2017
30 Jun 2017		0.4%	+0.4%	$7,847,000	139,700	+139,700	NEW	$56.17	Q2 2017
30 Jun 2017	call	55%	+55%	$7,864,000	140,000	+140,000	NEW	$56.17	Q2 2017
30 Sep 2016			-0.31%	$0	0	-175,000	-100%		Q3 2016
30 Jun 2016		0.31%	0%	$4,130,000	175,000	0		$23.60	Q2 2016
30 Jun 2016	call		-100%	$0	0	-35,000	-100%		Q2 2016
31 Mar 2016		0.3%	+0.02%	$3,570,000	175,000	+10,000	+6.1%	$20.40	Q1 2016
31 Mar 2016	call	100%	+100%	$714,000	35,000	+35,000	NEW	$20.40	Q1 2016
31 Dec 2015		0.64%	+0.64%	$8,489,000	165,000	+165,000	NEW	$51.45	Q4 2015

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.