David A. Siegel Gossamer Bio, Inc. Transaction History

Two Sigma Advisers, LP

$42.8 Billion
Q1 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Gossamer Bio, Inc. stock. As of the latest transaction made, Two Sigma Advisers, LP holds 1,287,200 shares of GOSS stock, worth $1.49 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

1,287,200

Previous 1,157,500 11.21%

Holding current value

$1.49 Million

Previous $1.04 Million 35.93%

% of portfolio

0.0%

Previous 0.0%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 15, 2025	BUY	$0.85 - $1.53 $110,245 - $198,441	129,700 Added 11.21%	1,287,200 $1.42 Million
Q4 2024 Feb 14, 2025	BUY	$0.66 - $1.07 $235,950 - $382,525	357,500 Added 44.69%	1,157,500 $1.04 Million
Q3 2024 Nov 14, 2024	SELL	$0.79 - $1.25 $18,881 - $29,875	-23,900 Reduced 2.9%	800,000 $792,000
Q2 2024 Aug 14, 2024	SELL	$0.51 - $1.27 $171,768 - $427,736	-336,800 Reduced 29.02%	823,900 $741,000
Q1 2024 May 15, 2024	BUY	$0.8 - $1.51 $47,920 - $90,449	59,900 Added 5.44%	1,160,700 $1.37 Million
Q4 2023 Feb 14, 2024	BUY	$0.48 - $1.08 $22,752 - $51,192	47,400 Added 4.5%	1,100,800 $1 Million
Q3 2023 Nov 14, 2023	SELL	$0.78 - $1.82 $506,610 - $1.18 Million	-649,500 Reduced 38.14%	1,053,400 $874,000
Q2 2023 Aug 14, 2023	SELL	$0.98 - $1.53 $134,750 - $210,375	-137,500 Reduced 7.47%	1,702,900 $2.04 Million
Q1 2023 May 15, 2023	BUY	$0.96 - $2.92 $15,072 - $45,844	15,700 Added 0.86%	1,840,400 $2.32 Million
Q4 2022 Feb 14, 2023	BUY	$1.74 - $12.87 $1.67 Million - $12.3 Million	957,000 Added 110.29%	1,824,700 $3.96 Million
Q3 2022 Nov 14, 2022	BUY	$7.21 - $14.88 $4.06 Million - $8.37 Million	562,600 Added 184.4%	867,700 $10.4 Million
Q2 2022 Aug 15, 2022	BUY	$5.97 - $9.97 $43,581 - $72,781	7,300 Added 2.45%	305,100 $2.55 Million
Q1 2022 May 16, 2022	BUY	$8.44 - $12.49 $275,144 - $407,174	32,600 Added 12.29%	297,800 $2.59 Million
Q4 2021 Feb 14, 2022	BUY	$10.12 - $14.07 $623,392 - $866,712	61,600 Added 30.26%	265,200 $3 Million
Q3 2021 Nov 15, 2021	SELL	$7.25 - $13.23 $1.12 Million - $2.05 Million	-155,100 Reduced 43.24%	203,600 $2.56 Million
Q2 2021 Aug 16, 2021	SELL	$8.0 - $9.75 $1.05 Million - $1.28 Million	-131,500 Reduced 26.83%	358,700 $2.91 Million
Q1 2021 May 17, 2021	BUY	$8.63 - $10.94 $2.5 Million - $3.17 Million	289,400 Added 144.12%	490,200 $4.53 Million
Q4 2020 Feb 16, 2021	BUY	$8.3 - $13.59 $415,830 - $680,859	50,100 Added 33.24%	200,800 $1.94 Million
Q3 2020 Nov 16, 2020	BUY	$11.3 - $14.75 $1.1 Million - $1.43 Million	97,000 Added 180.63%	150,700 $1.87 Million
Q2 2020 Aug 14, 2020	BUY	$9.52 - $15.98 $511,224 - $858,126	53,700 New	53,700 $698,000

Others Institutions Holding GOSS

# of Institutions

127

Shares Held

162M

Call Options Held

2.11M

Put Options Held

57.8K

View Full List

About Gossamer Bio, Inc.

Ticker GOSS
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 93,954,000
Market Cap $109M
Description
Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on discovering, acquiring, developing, and commercializing therapeutics in the disease areas of immunology, inflammation, and oncology in the United States. The company is developing GB002, an inhaled, small molecule, platelet-derived growth factor receptor, or PDGFR, colony...

More about GOSS

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