Rock Springs Capital Management LP

Holdings History for Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share (GOSS)

Symbol: GOSS on Nasdaq
Investment type: Equity / Common Stock, $0.0001 par value per share

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	0.52%	0%	$10,127,576	3,266,960	0		$3.10	Q4 2025
30 Sep 2025	0.5%	0%	$8,592,105	3,266,960	0		$2.63	Q3 2025
30 Jun 2025	0.25%	0%	$4,018,361	3,266,960	0		$1.23	Q2 2025
31 Mar 2025	0.21%	0%	$3,593,656	3,266,960	0		$1.10	Q1 2025
31 Dec 2024	0.11%	0%	$2,955,292	3,266,960	0		$0.90	Q4 2024
30 Sep 2024	0.1%	0%	$3,222,529	3,266,960	0		$0.99	Q3 2024
30 Jun 2024	0.09%	0%	$2,943,204	3,266,960	0		$0.90	Q2 2024
31 Mar 2024	0.1%	0%	$3,855,013	3,266,960	0		$1.18	Q1 2024
31 Dec 2023	0.07%	0%	$2,981,101	3,266,960	0		$0.91	Q4 2023
30 Sep 2023	0.07%	+0.05%	$2,720,724	3,266,960	+2,166,686	+197%	$0.83	Q3 2023
30 Jun 2023	0.03%	0%	$1,320,329	1,100,274	0		$1.20	Q2 2023
31 Mar 2023	0.03%	+0.02%	$1,386,345	1,100,274	+724,226	+193%	$1.26	Q1 2023
31 Dec 2022	0.02%	-0.06%	$816,024	376,048	-1,210,914	-76%	$2.17	Q4 2022
30 Sep 2022	0.49%	+0.49%	$19,012,000	1,586,962	+1,586,962	NEW	$11.98	Q3 2022

* 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.