Gossamer Bio, Inc.

GOSS

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0001728117

SEC filings (opens in a new tab)

No open-market purchases or sales by Gossamer Bio, Inc. insiders were filed in the last 90 days; 170 institutions reported holding it in 13F filings for Q2 2026, worth $60.8M in total; HHLR Advisors (Hillhouse) is the only superinvestor holding it.

Q3 2021 vs. Q2 2021

How the institutions holding Gossamer Bio, Inc. changed between Q2 2021 and Q3 2021.

All holders in Q3 2021 All holders in Q2 2021

13F holders of GOSS: Q2 2021 compared with Q3 2021
Measure	Q2 2021	Q3 2021	Change
Holders	115	128	+13
Shares	53.1M	54.7M	+1.66M (+3.1%)
Value	$431.1M	$687.7M	+$256.7M (+59.5%)

New holders (24)

Institutions that held Gossamer Bio, Inc. at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to GOSS in Q3 2021
Institution	Shares	Value	% of portfolio
FMR LLC	894,500	$11.2M	0.00%
Acuta Capital Partners, LLC	215,000	$2.70M	0.96%
Eversept Partners, LP	149,910	$1.88M	0.15%
Moore Capital Management, LP	112,400	$1.41M	0.03%
Schonfeld Strategic Advisors LLC	100,300	$1.26M	0.01%
Susquehanna Fundamental Investments, LLC	68,306	$859.0K	0.02%
SG Americas Securities, LLC	48,814	$614.0K	0.00%
Connor, Clark & Lunn Investment Management Ltd.	46,506	$585.0K	0.00%
Ergoteles LLC	42,333	$532.0K	0.02%
Birchview Capital, LP	40,000	$503.0K	0.34%
Gyon Technologies Capital Management, LP	39,239	$493.0K	0.13%
Campbell & CO Investment Adviser LLC	20,200	$254.0K	0.08%
Trexquant Investment LP	18,839	$237.0K	0.02%
HRT Financial LP	17,201	$216.0K	0.00%
Quantbot Technologies LP	13,400	$168.0K	0.01%
Gsa Capital Partners LLP	10,578	$133.0K	0.01%
Smith, Moore & Co.	10,000	$126.0K	0.02%
Close Asset Management Ltd	5,750	$72.0K	0.00%
Lindbrook Capital, LLC	1,500	$19.0K	0.00%
Point72 Hong Kong Ltd	1,378	$17.0K	0.00%
The PNC Financial Services Group, Inc.	400	$6.00K	0.00%
Quadrant Capital Group LLC	28	$0	0.00%
Rockefeller Capital Management L.P.	4	$0	0.00%
Meridian Wealth Partners, LLC	20	$0	0.00%

Sold out (11)

Institutions that held Gossamer Bio, Inc. at the end of Q2 2021 and filed for Q3 2021 without it.

Institutions that sold out of GOSS in Q3 2021
Institution	Shares, Q2 2021	Value, Q2 2021
Sio Capital Management, LLC	261,400	$2.12M
Farallon Capital Management, L.L.C.	202,326	$1.64M
Clough Capital Partners L P	159,725	$1.30M
Dowling & Yahnke LLC	95,575	$776.0K
Barclays PLC	13,429	$109.0K
Qube Research & Technologies Ltd	13,271	$108.0K
Squarepoint Ops LLC	10,575	$86.0K
SG3 Management, LLC	2,000	$16.0K
Cutler Group LP	1,500	$12.0K
Sandy Spring Bank	300	$2.00K
Advisory Services Network, LLC	40	$0